mirror of https://github.com/mattn/go-sqlite3.git
2155 lines
52 KiB
Go
2155 lines
52 KiB
Go
// Copyright (C) 2014 Yasuhiro Matsumoto <mattn.jp@gmail.com>.
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//
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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package sqlite3
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import (
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"bytes"
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"database/sql"
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"database/sql/driver"
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"errors"
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"fmt"
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"io/ioutil"
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"math/rand"
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"net/url"
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"os"
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"reflect"
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"regexp"
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"strconv"
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"strings"
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"sync"
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"testing"
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"time"
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)
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func TempFilename(t *testing.T) string {
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f, err := ioutil.TempFile("", "go-sqlite3-test-")
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if err != nil {
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t.Fatal(err)
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}
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f.Close()
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return f.Name()
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}
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func doTestOpen(t *testing.T, option string) (string, error) {
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var url string
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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if option != "" {
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url = tempFilename + option
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} else {
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url = tempFilename
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}
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db, err := sql.Open("sqlite3", url)
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if err != nil {
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return "Failed to open database:", err
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}
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defer os.Remove(tempFilename)
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defer db.Close()
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_, err = db.Exec("drop table foo")
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_, err = db.Exec("create table foo (id integer)")
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if err != nil {
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return "Failed to create table:", err
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}
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if stat, err := os.Stat(tempFilename); err != nil || stat.IsDir() {
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return "Failed to create ./foo.db", nil
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}
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return "", nil
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}
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func TestOpen(t *testing.T) {
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cases := map[string]bool{
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"": true,
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"?_txlock=immediate": true,
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"?_txlock=deferred": true,
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"?_txlock=exclusive": true,
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"?_txlock=bogus": false,
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}
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for option, expectedPass := range cases {
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result, err := doTestOpen(t, option)
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if result == "" {
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if !expectedPass {
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errmsg := fmt.Sprintf("_txlock error not caught at dbOpen with option: %s", option)
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t.Fatal(errmsg)
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}
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} else if expectedPass {
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if err == nil {
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t.Fatal(result)
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} else {
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t.Fatal(result, err)
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}
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}
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}
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}
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func TestReadonly(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db1, err := sql.Open("sqlite3", "file:"+tempFilename)
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if err != nil {
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t.Fatal(err)
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}
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db1.Exec("CREATE TABLE test (x int, y float)")
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db2, err := sql.Open("sqlite3", "file:"+tempFilename+"?mode=ro")
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if err != nil {
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t.Fatal(err)
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}
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_ = db2
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_, err = db2.Exec("INSERT INTO test VALUES (1, 3.14)")
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if err == nil {
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t.Fatal("didn't expect INSERT into read-only database to work")
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}
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}
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func TestForeignKeys(t *testing.T) {
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cases := map[string]bool{
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"?_foreign_keys=1": true,
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"?_foreign_keys=0": false,
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}
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for option, want := range cases {
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fname := TempFilename(t)
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uri := "file:" + fname + option
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db, err := sql.Open("sqlite3", uri)
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if err != nil {
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os.Remove(fname)
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t.Errorf("sql.Open(\"sqlite3\", %q): %v", uri, err)
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continue
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}
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var enabled bool
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err = db.QueryRow("PRAGMA foreign_keys;").Scan(&enabled)
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db.Close()
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os.Remove(fname)
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if err != nil {
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t.Errorf("query foreign_keys for %s: %v", uri, err)
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continue
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}
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if enabled != want {
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t.Errorf("\"PRAGMA foreign_keys;\" for %q = %t; want %t", uri, enabled, want)
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continue
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}
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}
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}
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func TestRecursiveTriggers(t *testing.T) {
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cases := map[string]bool{
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"?_recursive_triggers=1": true,
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"?_recursive_triggers=0": false,
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}
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for option, want := range cases {
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fname := TempFilename(t)
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uri := "file:" + fname + option
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db, err := sql.Open("sqlite3", uri)
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if err != nil {
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os.Remove(fname)
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t.Errorf("sql.Open(\"sqlite3\", %q): %v", uri, err)
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continue
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}
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var enabled bool
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err = db.QueryRow("PRAGMA recursive_triggers;").Scan(&enabled)
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db.Close()
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os.Remove(fname)
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if err != nil {
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t.Errorf("query recursive_triggers for %s: %v", uri, err)
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continue
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}
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if enabled != want {
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t.Errorf("\"PRAGMA recursive_triggers;\" for %q = %t; want %t", uri, enabled, want)
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continue
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}
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}
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}
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func TestClose(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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_, err = db.Exec("drop table foo")
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_, err = db.Exec("create table foo (id integer)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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stmt, err := db.Prepare("select id from foo where id = ?")
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if err != nil {
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t.Fatal("Failed to select records:", err)
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}
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db.Close()
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_, err = stmt.Exec(1)
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if err == nil {
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t.Fatal("Failed to operate closed statement")
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}
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}
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func TestInsert(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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defer db.Close()
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_, err = db.Exec("drop table foo")
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_, err = db.Exec("create table foo (id integer)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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res, err := db.Exec("insert into foo(id) values(123)")
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if err != nil {
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t.Fatal("Failed to insert record:", err)
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}
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affected, _ := res.RowsAffected()
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if affected != 1 {
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t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
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}
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rows, err := db.Query("select id from foo")
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if err != nil {
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t.Fatal("Failed to select records:", err)
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}
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defer rows.Close()
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rows.Next()
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var result int
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rows.Scan(&result)
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if result != 123 {
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t.Errorf("Expected %d for fetched result, but %d:", 123, result)
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}
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}
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func TestUpsert(t *testing.T) {
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_, n, _ := Version()
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if !(n >= 3024000) {
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t.Log("Your version of sqlite3 doesn't support UPSERT feature.")
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t.Log("Version >= '3.24.0' needed.")
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t.Log("Skipping test...")
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return
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}
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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defer db.Close()
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_, err = db.Exec("drop table foo")
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_, err = db.Exec("create table foo (name string primary key, counter integer)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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for i := 0; i < 10; i++ {
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res, err := db.Exec("insert into foo(name, counter) values('key', 1) on conflict (name) do update set counter=counter+1")
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if err != nil {
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t.Fatal("Failed to upsert record:", err)
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}
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affected, _ := res.RowsAffected()
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if affected != 1 {
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t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
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}
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}
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rows, err := db.Query("select name, counter from foo")
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if err != nil {
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t.Fatal("Failed to select records:", err)
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}
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defer rows.Close()
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rows.Next()
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var resultName string
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var resultCounter int
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rows.Scan(&resultName, &resultCounter)
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if resultName != "key" {
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t.Errorf("Expected %s for fetched result, but %s:", "key", resultName)
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}
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if resultCounter != 10 {
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t.Errorf("Expected %d for fetched result, but %d:", 10, resultCounter)
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}
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}
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func TestUpdate(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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defer db.Close()
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_, err = db.Exec("drop table foo")
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_, err = db.Exec("create table foo (id integer)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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res, err := db.Exec("insert into foo(id) values(123)")
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if err != nil {
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t.Fatal("Failed to insert record:", err)
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}
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expected, err := res.LastInsertId()
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if err != nil {
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t.Fatal("Failed to get LastInsertId:", err)
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}
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affected, _ := res.RowsAffected()
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if err != nil {
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t.Fatal("Failed to get RowsAffected:", err)
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}
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if affected != 1 {
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t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
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}
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res, err = db.Exec("update foo set id = 234")
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if err != nil {
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t.Fatal("Failed to update record:", err)
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}
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lastID, err := res.LastInsertId()
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if err != nil {
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t.Fatal("Failed to get LastInsertId:", err)
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}
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if expected != lastID {
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t.Errorf("Expected %q for last Id, but %q:", expected, lastID)
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}
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affected, _ = res.RowsAffected()
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if err != nil {
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t.Fatal("Failed to get RowsAffected:", err)
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}
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if affected != 1 {
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t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
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}
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rows, err := db.Query("select id from foo")
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if err != nil {
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t.Fatal("Failed to select records:", err)
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}
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defer rows.Close()
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rows.Next()
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var result int
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rows.Scan(&result)
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if result != 234 {
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t.Errorf("Expected %d for fetched result, but %d:", 234, result)
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}
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}
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func TestDelete(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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defer db.Close()
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_, err = db.Exec("drop table foo")
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_, err = db.Exec("create table foo (id integer)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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res, err := db.Exec("insert into foo(id) values(123)")
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if err != nil {
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t.Fatal("Failed to insert record:", err)
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}
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expected, err := res.LastInsertId()
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if err != nil {
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t.Fatal("Failed to get LastInsertId:", err)
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}
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affected, err := res.RowsAffected()
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if err != nil {
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t.Fatal("Failed to get RowsAffected:", err)
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}
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if affected != 1 {
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t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected)
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}
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res, err = db.Exec("delete from foo where id = 123")
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if err != nil {
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t.Fatal("Failed to delete record:", err)
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}
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lastID, err := res.LastInsertId()
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if err != nil {
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t.Fatal("Failed to get LastInsertId:", err)
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}
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if expected != lastID {
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t.Errorf("Expected %q for last Id, but %q:", expected, lastID)
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}
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affected, err = res.RowsAffected()
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if err != nil {
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t.Fatal("Failed to get RowsAffected:", err)
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}
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if affected != 1 {
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t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected)
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}
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rows, err := db.Query("select id from foo")
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if err != nil {
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t.Fatal("Failed to select records:", err)
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}
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defer rows.Close()
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if rows.Next() {
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t.Error("Fetched row but expected not rows")
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}
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}
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func TestBooleanRoundtrip(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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defer db.Close()
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_, err = db.Exec("DROP TABLE foo")
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_, err = db.Exec("CREATE TABLE foo(id INTEGER, value BOOL)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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_, err = db.Exec("INSERT INTO foo(id, value) VALUES(1, ?)", true)
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if err != nil {
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t.Fatal("Failed to insert true value:", err)
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}
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_, err = db.Exec("INSERT INTO foo(id, value) VALUES(2, ?)", false)
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if err != nil {
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t.Fatal("Failed to insert false value:", err)
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}
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rows, err := db.Query("SELECT id, value FROM foo")
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if err != nil {
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t.Fatal("Unable to query foo table:", err)
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}
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defer rows.Close()
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for rows.Next() {
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var id int
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var value bool
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if err := rows.Scan(&id, &value); err != nil {
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t.Error("Unable to scan results:", err)
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continue
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}
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if id == 1 && !value {
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t.Error("Value for id 1 should be true, not false")
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} else if id == 2 && value {
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t.Error("Value for id 2 should be false, not true")
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}
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}
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}
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func timezone(t time.Time) string { return t.Format("-07:00") }
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func TestTimestamp(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename)
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if err != nil {
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t.Fatal("Failed to open database:", err)
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}
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defer db.Close()
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_, err = db.Exec("DROP TABLE foo")
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_, err = db.Exec("CREATE TABLE foo(id INTEGER, ts timeSTAMP, dt DATETIME)")
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if err != nil {
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t.Fatal("Failed to create table:", err)
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}
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timestamp1 := time.Date(2012, time.April, 6, 22, 50, 0, 0, time.UTC)
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timestamp2 := time.Date(2006, time.January, 2, 15, 4, 5, 123456789, time.UTC)
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timestamp3 := time.Date(2012, time.November, 4, 0, 0, 0, 0, time.UTC)
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tzTest := time.FixedZone("TEST", -9*3600-13*60)
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tests := []struct {
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value interface{}
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expected time.Time
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}{
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{"nonsense", time.Time{}},
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{"0000-00-00 00:00:00", time.Time{}},
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{time.Time{}.Unix(), time.Time{}},
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{timestamp1, timestamp1},
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{timestamp2.Unix(), timestamp2.Truncate(time.Second)},
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{timestamp2.UnixNano() / int64(time.Millisecond), timestamp2.Truncate(time.Millisecond)},
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{timestamp1.In(tzTest), timestamp1.In(tzTest)},
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{timestamp1.Format("2006-01-02 15:04:05.000"), timestamp1},
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{timestamp1.Format("2006-01-02T15:04:05.000"), timestamp1},
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{timestamp1.Format("2006-01-02 15:04:05"), timestamp1},
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{timestamp1.Format("2006-01-02T15:04:05"), timestamp1},
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{timestamp2, timestamp2},
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{"2006-01-02 15:04:05.123456789", timestamp2},
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{"2006-01-02T15:04:05.123456789", timestamp2},
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{"2006-01-02T05:51:05.123456789-09:13", timestamp2.In(tzTest)},
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{"2012-11-04", timestamp3},
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{"2012-11-04 00:00", timestamp3},
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{"2012-11-04 00:00:00", timestamp3},
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{"2012-11-04 00:00:00.000", timestamp3},
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{"2012-11-04T00:00", timestamp3},
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{"2012-11-04T00:00:00", timestamp3},
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{"2012-11-04T00:00:00.000", timestamp3},
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{"2006-01-02T15:04:05.123456789Z", timestamp2},
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{"2012-11-04Z", timestamp3},
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{"2012-11-04 00:00Z", timestamp3},
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{"2012-11-04 00:00:00Z", timestamp3},
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{"2012-11-04 00:00:00.000Z", timestamp3},
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{"2012-11-04T00:00Z", timestamp3},
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{"2012-11-04T00:00:00Z", timestamp3},
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{"2012-11-04T00:00:00.000Z", timestamp3},
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}
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for i := range tests {
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_, err = db.Exec("INSERT INTO foo(id, ts, dt) VALUES(?, ?, ?)", i, tests[i].value, tests[i].value)
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if err != nil {
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t.Fatal("Failed to insert timestamp:", err)
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}
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}
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rows, err := db.Query("SELECT id, ts, dt FROM foo ORDER BY id ASC")
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if err != nil {
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t.Fatal("Unable to query foo table:", err)
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}
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defer rows.Close()
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seen := 0
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|
for rows.Next() {
|
|
var id int
|
|
var ts, dt time.Time
|
|
|
|
if err := rows.Scan(&id, &ts, &dt); err != nil {
|
|
t.Error("Unable to scan results:", err)
|
|
continue
|
|
}
|
|
if id < 0 || id >= len(tests) {
|
|
t.Error("Bad row id: ", id)
|
|
continue
|
|
}
|
|
seen++
|
|
if !tests[id].expected.Equal(ts) {
|
|
t.Errorf("Timestamp value for id %v (%v) should be %v, not %v", id, tests[id].value, tests[id].expected, dt)
|
|
}
|
|
if !tests[id].expected.Equal(dt) {
|
|
t.Errorf("Datetime value for id %v (%v) should be %v, not %v", id, tests[id].value, tests[id].expected, dt)
|
|
}
|
|
if timezone(tests[id].expected) != timezone(ts) {
|
|
t.Errorf("Timezone for id %v (%v) should be %v, not %v", id, tests[id].value,
|
|
timezone(tests[id].expected), timezone(ts))
|
|
}
|
|
if timezone(tests[id].expected) != timezone(dt) {
|
|
t.Errorf("Timezone for id %v (%v) should be %v, not %v", id, tests[id].value,
|
|
timezone(tests[id].expected), timezone(dt))
|
|
}
|
|
}
|
|
|
|
if seen != len(tests) {
|
|
t.Errorf("Expected to see %d rows", len(tests))
|
|
}
|
|
}
|
|
|
|
func TestBoolean(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec("CREATE TABLE foo(id INTEGER, fbool BOOLEAN)")
|
|
if err != nil {
|
|
t.Fatal("Failed to create table:", err)
|
|
}
|
|
|
|
bool1 := true
|
|
_, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(1, ?)", bool1)
|
|
if err != nil {
|
|
t.Fatal("Failed to insert boolean:", err)
|
|
}
|
|
|
|
bool2 := false
|
|
_, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(2, ?)", bool2)
|
|
if err != nil {
|
|
t.Fatal("Failed to insert boolean:", err)
|
|
}
|
|
|
|
bool3 := "nonsense"
|
|
_, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(3, ?)", bool3)
|
|
if err != nil {
|
|
t.Fatal("Failed to insert nonsense:", err)
|
|
}
|
|
|
|
rows, err := db.Query("SELECT id, fbool FROM foo where fbool = ?", bool1)
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
counter := 0
|
|
|
|
var id int
|
|
var fbool bool
|
|
|
|
for rows.Next() {
|
|
if err := rows.Scan(&id, &fbool); err != nil {
|
|
t.Fatal("Unable to scan results:", err)
|
|
}
|
|
counter++
|
|
}
|
|
|
|
if counter != 1 {
|
|
t.Fatalf("Expected 1 row but %v", counter)
|
|
}
|
|
|
|
if id != 1 && !fbool {
|
|
t.Fatalf("Value for id 1 should be %v, not %v", bool1, fbool)
|
|
}
|
|
|
|
rows, err = db.Query("SELECT id, fbool FROM foo where fbool = ?", bool2)
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
|
|
counter = 0
|
|
|
|
for rows.Next() {
|
|
if err := rows.Scan(&id, &fbool); err != nil {
|
|
t.Fatal("Unable to scan results:", err)
|
|
}
|
|
counter++
|
|
}
|
|
|
|
if counter != 1 {
|
|
t.Fatalf("Expected 1 row but %v", counter)
|
|
}
|
|
|
|
if id != 2 && fbool {
|
|
t.Fatalf("Value for id 2 should be %v, not %v", bool2, fbool)
|
|
}
|
|
|
|
// make sure "nonsense" triggered an error
|
|
rows, err = db.Query("SELECT id, fbool FROM foo where id=?;", 3)
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
|
|
rows.Next()
|
|
err = rows.Scan(&id, &fbool)
|
|
if err == nil {
|
|
t.Error("Expected error from \"nonsense\" bool")
|
|
}
|
|
}
|
|
|
|
func TestFloat32(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec("CREATE TABLE foo(id INTEGER)")
|
|
if err != nil {
|
|
t.Fatal("Failed to create table:", err)
|
|
}
|
|
|
|
_, err = db.Exec("INSERT INTO foo(id) VALUES(null)")
|
|
if err != nil {
|
|
t.Fatal("Failed to insert null:", err)
|
|
}
|
|
|
|
rows, err := db.Query("SELECT id FROM foo")
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
|
|
if !rows.Next() {
|
|
t.Fatal("Unable to query results:", err)
|
|
}
|
|
|
|
var id interface{}
|
|
if err := rows.Scan(&id); err != nil {
|
|
t.Fatal("Unable to scan results:", err)
|
|
}
|
|
if id != nil {
|
|
t.Error("Expected nil but not")
|
|
}
|
|
}
|
|
|
|
func TestNull(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
rows, err := db.Query("SELECT 3.141592")
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
|
|
if !rows.Next() {
|
|
t.Fatal("Unable to query results:", err)
|
|
}
|
|
|
|
var v interface{}
|
|
if err := rows.Scan(&v); err != nil {
|
|
t.Fatal("Unable to scan results:", err)
|
|
}
|
|
f, ok := v.(float64)
|
|
if !ok {
|
|
t.Error("Expected float but not")
|
|
}
|
|
if f != 3.141592 {
|
|
t.Error("Expected 3.141592 but not")
|
|
}
|
|
}
|
|
|
|
func TestTransaction(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec("CREATE TABLE foo(id INTEGER)")
|
|
if err != nil {
|
|
t.Fatal("Failed to create table:", err)
|
|
}
|
|
|
|
tx, err := db.Begin()
|
|
if err != nil {
|
|
t.Fatal("Failed to begin transaction:", err)
|
|
}
|
|
|
|
_, err = tx.Exec("INSERT INTO foo(id) VALUES(1)")
|
|
if err != nil {
|
|
t.Fatal("Failed to insert null:", err)
|
|
}
|
|
|
|
rows, err := tx.Query("SELECT id from foo")
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
|
|
err = tx.Rollback()
|
|
if err != nil {
|
|
t.Fatal("Failed to rollback transaction:", err)
|
|
}
|
|
|
|
if rows.Next() {
|
|
t.Fatal("Unable to query results:", err)
|
|
}
|
|
|
|
tx, err = db.Begin()
|
|
if err != nil {
|
|
t.Fatal("Failed to begin transaction:", err)
|
|
}
|
|
|
|
_, err = tx.Exec("INSERT INTO foo(id) VALUES(1)")
|
|
if err != nil {
|
|
t.Fatal("Failed to insert null:", err)
|
|
}
|
|
|
|
err = tx.Commit()
|
|
if err != nil {
|
|
t.Fatal("Failed to commit transaction:", err)
|
|
}
|
|
|
|
rows, err = tx.Query("SELECT id from foo")
|
|
if err == nil {
|
|
t.Fatal("Expected failure to query")
|
|
}
|
|
}
|
|
|
|
func TestWAL(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
if _, err = db.Exec("PRAGMA journal_mode=WAL;"); err != nil {
|
|
t.Fatal("Failed to Exec PRAGMA journal_mode:", err)
|
|
}
|
|
if _, err = db.Exec("PRAGMA locking_mode=EXCLUSIVE;"); err != nil {
|
|
t.Fatal("Failed to Exec PRAGMA locking_mode:", err)
|
|
}
|
|
if _, err = db.Exec("CREATE TABLE test (id SERIAL, user TEXT NOT NULL, name TEXT NOT NULL);"); err != nil {
|
|
t.Fatal("Failed to Exec CREATE TABLE:", err)
|
|
}
|
|
if _, err = db.Exec("INSERT INTO test (user, name) VALUES ('user','name');"); err != nil {
|
|
t.Fatal("Failed to Exec INSERT:", err)
|
|
}
|
|
|
|
trans, err := db.Begin()
|
|
if err != nil {
|
|
t.Fatal("Failed to Begin:", err)
|
|
}
|
|
s, err := trans.Prepare("INSERT INTO test (user, name) VALUES (?, ?);")
|
|
if err != nil {
|
|
t.Fatal("Failed to Prepare:", err)
|
|
}
|
|
|
|
var count int
|
|
if err = trans.QueryRow("SELECT count(user) FROM test;").Scan(&count); err != nil {
|
|
t.Fatal("Failed to QueryRow:", err)
|
|
}
|
|
if _, err = s.Exec("bbbb", "aaaa"); err != nil {
|
|
t.Fatal("Failed to Exec prepared statement:", err)
|
|
}
|
|
if err = s.Close(); err != nil {
|
|
t.Fatal("Failed to Close prepared statement:", err)
|
|
}
|
|
if err = trans.Commit(); err != nil {
|
|
t.Fatal("Failed to Commit:", err)
|
|
}
|
|
}
|
|
|
|
func TestTimezoneConversion(t *testing.T) {
|
|
zones := []string{"UTC", "US/Central", "US/Pacific", "Local"}
|
|
for _, tz := range zones {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename+"?_loc="+url.QueryEscape(tz))
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec("DROP TABLE foo")
|
|
_, err = db.Exec("CREATE TABLE foo(id INTEGER, ts TIMESTAMP, dt DATETIME)")
|
|
if err != nil {
|
|
t.Fatal("Failed to create table:", err)
|
|
}
|
|
|
|
loc, err := time.LoadLocation(tz)
|
|
if err != nil {
|
|
t.Fatal("Failed to load location:", err)
|
|
}
|
|
|
|
timestamp1 := time.Date(2012, time.April, 6, 22, 50, 0, 0, time.UTC)
|
|
timestamp2 := time.Date(2006, time.January, 2, 15, 4, 5, 123456789, time.UTC)
|
|
timestamp3 := time.Date(2012, time.November, 4, 0, 0, 0, 0, time.UTC)
|
|
tests := []struct {
|
|
value interface{}
|
|
expected time.Time
|
|
}{
|
|
{"nonsense", time.Time{}.In(loc)},
|
|
{"0000-00-00 00:00:00", time.Time{}.In(loc)},
|
|
{timestamp1, timestamp1.In(loc)},
|
|
{timestamp1.Unix(), timestamp1.In(loc)},
|
|
{timestamp1.In(time.FixedZone("TEST", -7*3600)), timestamp1.In(loc)},
|
|
{timestamp1.Format("2006-01-02 15:04:05.000"), timestamp1.In(loc)},
|
|
{timestamp1.Format("2006-01-02T15:04:05.000"), timestamp1.In(loc)},
|
|
{timestamp1.Format("2006-01-02 15:04:05"), timestamp1.In(loc)},
|
|
{timestamp1.Format("2006-01-02T15:04:05"), timestamp1.In(loc)},
|
|
{timestamp2, timestamp2.In(loc)},
|
|
{"2006-01-02 15:04:05.123456789", timestamp2.In(loc)},
|
|
{"2006-01-02T15:04:05.123456789", timestamp2.In(loc)},
|
|
{"2012-11-04", timestamp3.In(loc)},
|
|
{"2012-11-04 00:00", timestamp3.In(loc)},
|
|
{"2012-11-04 00:00:00", timestamp3.In(loc)},
|
|
{"2012-11-04 00:00:00.000", timestamp3.In(loc)},
|
|
{"2012-11-04T00:00", timestamp3.In(loc)},
|
|
{"2012-11-04T00:00:00", timestamp3.In(loc)},
|
|
{"2012-11-04T00:00:00.000", timestamp3.In(loc)},
|
|
}
|
|
for i := range tests {
|
|
_, err = db.Exec("INSERT INTO foo(id, ts, dt) VALUES(?, ?, ?)", i, tests[i].value, tests[i].value)
|
|
if err != nil {
|
|
t.Fatal("Failed to insert timestamp:", err)
|
|
}
|
|
}
|
|
|
|
rows, err := db.Query("SELECT id, ts, dt FROM foo ORDER BY id ASC")
|
|
if err != nil {
|
|
t.Fatal("Unable to query foo table:", err)
|
|
}
|
|
defer rows.Close()
|
|
|
|
seen := 0
|
|
for rows.Next() {
|
|
var id int
|
|
var ts, dt time.Time
|
|
|
|
if err := rows.Scan(&id, &ts, &dt); err != nil {
|
|
t.Error("Unable to scan results:", err)
|
|
continue
|
|
}
|
|
if id < 0 || id >= len(tests) {
|
|
t.Error("Bad row id: ", id)
|
|
continue
|
|
}
|
|
seen++
|
|
if !tests[id].expected.Equal(ts) {
|
|
t.Errorf("Timestamp value for id %v (%v) should be %v, not %v", id, tests[id].value, tests[id].expected, ts)
|
|
}
|
|
if !tests[id].expected.Equal(dt) {
|
|
t.Errorf("Datetime value for id %v (%v) should be %v, not %v", id, tests[id].value, tests[id].expected, dt)
|
|
}
|
|
if tests[id].expected.Location().String() != ts.Location().String() {
|
|
t.Errorf("Location for id %v (%v) should be %v, not %v", id, tests[id].value, tests[id].expected.Location().String(), ts.Location().String())
|
|
}
|
|
if tests[id].expected.Location().String() != dt.Location().String() {
|
|
t.Errorf("Location for id %v (%v) should be %v, not %v", id, tests[id].value, tests[id].expected.Location().String(), dt.Location().String())
|
|
}
|
|
}
|
|
|
|
if seen != len(tests) {
|
|
t.Errorf("Expected to see %d rows", len(tests))
|
|
}
|
|
}
|
|
}
|
|
|
|
// TODO: Execer & Queryer currently disabled
|
|
// https://github.com/mattn/go-sqlite3/issues/82
|
|
func TestExecer(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec(`
|
|
create table foo (id integer); -- one comment
|
|
insert into foo(id) values(?);
|
|
insert into foo(id) values(?);
|
|
insert into foo(id) values(?); -- another comment
|
|
`, 1, 2, 3)
|
|
if err != nil {
|
|
t.Error("Failed to call db.Exec:", err)
|
|
}
|
|
}
|
|
|
|
func TestQueryer(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec(`
|
|
create table foo (id integer);
|
|
`)
|
|
if err != nil {
|
|
t.Error("Failed to call db.Query:", err)
|
|
}
|
|
|
|
rows, err := db.Query(`
|
|
insert into foo(id) values(?);
|
|
insert into foo(id) values(?);
|
|
insert into foo(id) values(?);
|
|
select id from foo order by id;
|
|
`, 3, 2, 1)
|
|
if err != nil {
|
|
t.Error("Failed to call db.Query:", err)
|
|
}
|
|
defer rows.Close()
|
|
n := 1
|
|
if rows != nil {
|
|
for rows.Next() {
|
|
var id int
|
|
err = rows.Scan(&id)
|
|
if err != nil {
|
|
t.Error("Failed to db.Query:", err)
|
|
}
|
|
if id != n {
|
|
t.Error("Failed to db.Query: not matched results")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestStress(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
db.Exec("CREATE TABLE foo (id int);")
|
|
db.Exec("INSERT INTO foo VALUES(1);")
|
|
db.Exec("INSERT INTO foo VALUES(2);")
|
|
db.Close()
|
|
|
|
for i := 0; i < 10000; i++ {
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
|
|
for j := 0; j < 3; j++ {
|
|
rows, err := db.Query("select * from foo where id=1;")
|
|
if err != nil {
|
|
t.Error("Failed to call db.Query:", err)
|
|
}
|
|
for rows.Next() {
|
|
var i int
|
|
if err := rows.Scan(&i); err != nil {
|
|
t.Errorf("Scan failed: %v\n", err)
|
|
}
|
|
}
|
|
if err := rows.Err(); err != nil {
|
|
t.Errorf("Post-scan failed: %v\n", err)
|
|
}
|
|
rows.Close()
|
|
}
|
|
db.Close()
|
|
}
|
|
}
|
|
|
|
func TestDateTimeLocal(t *testing.T) {
|
|
zone := "Asia/Tokyo"
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename+"?_loc="+zone)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
db.Exec("CREATE TABLE foo (dt datetime);")
|
|
db.Exec("INSERT INTO foo VALUES('2015-03-05 15:16:17');")
|
|
|
|
row := db.QueryRow("select * from foo")
|
|
var d time.Time
|
|
err = row.Scan(&d)
|
|
if err != nil {
|
|
t.Fatal("Failed to scan datetime:", err)
|
|
}
|
|
if d.Hour() == 15 || !strings.Contains(d.String(), "JST") {
|
|
t.Fatal("Result should have timezone", d)
|
|
}
|
|
db.Close()
|
|
|
|
db, err = sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
|
|
row = db.QueryRow("select * from foo")
|
|
err = row.Scan(&d)
|
|
if err != nil {
|
|
t.Fatal("Failed to scan datetime:", err)
|
|
}
|
|
if d.UTC().Hour() != 15 || !strings.Contains(d.String(), "UTC") {
|
|
t.Fatalf("Result should not have timezone %v %v", zone, d.String())
|
|
}
|
|
|
|
_, err = db.Exec("DELETE FROM foo")
|
|
if err != nil {
|
|
t.Fatal("Failed to delete table:", err)
|
|
}
|
|
dt, err := time.Parse("2006/1/2 15/4/5 -0700 MST", "2015/3/5 15/16/17 +0900 JST")
|
|
if err != nil {
|
|
t.Fatal("Failed to parse datetime:", err)
|
|
}
|
|
db.Exec("INSERT INTO foo VALUES(?);", dt)
|
|
|
|
db.Close()
|
|
db, err = sql.Open("sqlite3", tempFilename+"?_loc="+zone)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
|
|
row = db.QueryRow("select * from foo")
|
|
err = row.Scan(&d)
|
|
if err != nil {
|
|
t.Fatal("Failed to scan datetime:", err)
|
|
}
|
|
if d.Hour() != 15 || !strings.Contains(d.String(), "JST") {
|
|
t.Fatalf("Result should have timezone %v %v", zone, d.String())
|
|
}
|
|
}
|
|
|
|
func TestVersion(t *testing.T) {
|
|
s, n, id := Version()
|
|
if s == "" || n == 0 || id == "" {
|
|
t.Errorf("Version failed %q, %d, %q\n", s, n, id)
|
|
}
|
|
}
|
|
|
|
func TestStringContainingZero(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec(`
|
|
create table foo (id integer, name, extra text);
|
|
`)
|
|
if err != nil {
|
|
t.Error("Failed to call db.Query:", err)
|
|
}
|
|
|
|
const text = "foo\x00bar"
|
|
|
|
_, err = db.Exec(`insert into foo(id, name, extra) values($1, $2, $2)`, 1, text)
|
|
if err != nil {
|
|
t.Error("Failed to call db.Exec:", err)
|
|
}
|
|
|
|
row := db.QueryRow(`select id, extra from foo where id = $1 and extra = $2`, 1, text)
|
|
if row == nil {
|
|
t.Error("Failed to call db.QueryRow")
|
|
}
|
|
|
|
var id int
|
|
var extra string
|
|
err = row.Scan(&id, &extra)
|
|
if err != nil {
|
|
t.Error("Failed to db.Scan:", err)
|
|
}
|
|
if id != 1 || extra != text {
|
|
t.Error("Failed to db.QueryRow: not matched results")
|
|
}
|
|
}
|
|
|
|
const CurrentTimeStamp = "2006-01-02 15:04:05"
|
|
|
|
type TimeStamp struct{ *time.Time }
|
|
|
|
func (t TimeStamp) Scan(value interface{}) error {
|
|
var err error
|
|
switch v := value.(type) {
|
|
case string:
|
|
*t.Time, err = time.Parse(CurrentTimeStamp, v)
|
|
case []byte:
|
|
*t.Time, err = time.Parse(CurrentTimeStamp, string(v))
|
|
default:
|
|
err = errors.New("invalid type for current_timestamp")
|
|
}
|
|
return err
|
|
}
|
|
|
|
func (t TimeStamp) Value() (driver.Value, error) {
|
|
return t.Time.Format(CurrentTimeStamp), nil
|
|
}
|
|
|
|
func TestDateTimeNow(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
db, err := sql.Open("sqlite3", tempFilename)
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
var d time.Time
|
|
err = db.QueryRow("SELECT datetime('now')").Scan(TimeStamp{&d})
|
|
if err != nil {
|
|
t.Fatal("Failed to scan datetime:", err)
|
|
}
|
|
}
|
|
|
|
func TestFunctionRegistration(t *testing.T) {
|
|
addi8_16_32 := func(a int8, b int16) int32 { return int32(a) + int32(b) }
|
|
addi64 := func(a, b int64) int64 { return a + b }
|
|
addu8_16_32 := func(a uint8, b uint16) uint32 { return uint32(a) + uint32(b) }
|
|
addu64 := func(a, b uint64) uint64 { return a + b }
|
|
addiu := func(a int, b uint) int64 { return int64(a) + int64(b) }
|
|
addf32_64 := func(a float32, b float64) float64 { return float64(a) + b }
|
|
not := func(a bool) bool { return !a }
|
|
regex := func(re, s string) (bool, error) {
|
|
return regexp.MatchString(re, s)
|
|
}
|
|
generic := func(a interface{}) int64 {
|
|
switch a.(type) {
|
|
case int64:
|
|
return 1
|
|
case float64:
|
|
return 2
|
|
case []byte:
|
|
return 3
|
|
case string:
|
|
return 4
|
|
default:
|
|
panic("unreachable")
|
|
}
|
|
}
|
|
variadic := func(a, b int64, c ...int64) int64 {
|
|
ret := a + b
|
|
for _, d := range c {
|
|
ret += d
|
|
}
|
|
return ret
|
|
}
|
|
variadicGeneric := func(a ...interface{}) int64 {
|
|
return int64(len(a))
|
|
}
|
|
|
|
sql.Register("sqlite3_FunctionRegistration", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
if err := conn.RegisterFunc("addi8_16_32", addi8_16_32, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addi64", addi64, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addu8_16_32", addu8_16_32, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addu64", addu64, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addiu", addiu, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("addf32_64", addf32_64, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("not", not, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("regex", regex, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("generic", generic, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("variadic", variadic, true); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterFunc("variadicGeneric", variadicGeneric, true); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
},
|
|
})
|
|
db, err := sql.Open("sqlite3_FunctionRegistration", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
ops := []struct {
|
|
query string
|
|
expected interface{}
|
|
}{
|
|
{"SELECT addi8_16_32(1,2)", int32(3)},
|
|
{"SELECT addi64(1,2)", int64(3)},
|
|
{"SELECT addu8_16_32(1,2)", uint32(3)},
|
|
{"SELECT addu64(1,2)", uint64(3)},
|
|
{"SELECT addiu(1,2)", int64(3)},
|
|
{"SELECT addf32_64(1.5,1.5)", float64(3)},
|
|
{"SELECT not(1)", false},
|
|
{"SELECT not(0)", true},
|
|
{`SELECT regex("^foo.*", "foobar")`, true},
|
|
{`SELECT regex("^foo.*", "barfoobar")`, false},
|
|
{"SELECT generic(1)", int64(1)},
|
|
{"SELECT generic(1.1)", int64(2)},
|
|
{`SELECT generic(NULL)`, int64(3)},
|
|
{`SELECT generic("foo")`, int64(4)},
|
|
{"SELECT variadic(1,2)", int64(3)},
|
|
{"SELECT variadic(1,2,3,4)", int64(10)},
|
|
{"SELECT variadic(1,1,1,1,1,1,1,1,1,1)", int64(10)},
|
|
{`SELECT variadicGeneric(1,"foo",2.3, NULL)`, int64(4)},
|
|
}
|
|
|
|
for _, op := range ops {
|
|
ret := reflect.New(reflect.TypeOf(op.expected))
|
|
err = db.QueryRow(op.query).Scan(ret.Interface())
|
|
if err != nil {
|
|
t.Errorf("Query %q failed: %s", op.query, err)
|
|
} else if !reflect.DeepEqual(ret.Elem().Interface(), op.expected) {
|
|
t.Errorf("Query %q returned wrong value: got %v (%T), want %v (%T)", op.query, ret.Elem().Interface(), ret.Elem().Interface(), op.expected, op.expected)
|
|
}
|
|
}
|
|
}
|
|
|
|
type sumAggregator int64
|
|
|
|
func (s *sumAggregator) Step(x int64) {
|
|
*s += sumAggregator(x)
|
|
}
|
|
|
|
func (s *sumAggregator) Done() int64 {
|
|
return int64(*s)
|
|
}
|
|
|
|
func TestAggregatorRegistration(t *testing.T) {
|
|
customSum := func() *sumAggregator {
|
|
var ret sumAggregator
|
|
return &ret
|
|
}
|
|
|
|
sql.Register("sqlite3_AggregatorRegistration", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
if err := conn.RegisterAggregator("customSum", customSum, true); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
},
|
|
})
|
|
db, err := sql.Open("sqlite3_AggregatorRegistration", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
_, err = db.Exec("create table foo (department integer, profits integer)")
|
|
if err != nil {
|
|
// trace feature is not implemented
|
|
t.Skip("Failed to create table:", err)
|
|
}
|
|
|
|
_, err = db.Exec("insert into foo values (1, 10), (1, 20), (2, 42)")
|
|
if err != nil {
|
|
t.Fatal("Failed to insert records:", err)
|
|
}
|
|
|
|
tests := []struct {
|
|
dept, sum int64
|
|
}{
|
|
{1, 30},
|
|
{2, 42},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
var ret int64
|
|
err = db.QueryRow("select customSum(profits) from foo where department = $1 group by department", test.dept).Scan(&ret)
|
|
if err != nil {
|
|
t.Fatal("Query failed:", err)
|
|
}
|
|
if ret != test.sum {
|
|
t.Fatalf("Custom sum returned wrong value, got %d, want %d", ret, test.sum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func rot13(r rune) rune {
|
|
switch {
|
|
case r >= 'A' && r <= 'Z':
|
|
return 'A' + (r-'A'+13)%26
|
|
case r >= 'a' && r <= 'z':
|
|
return 'a' + (r-'a'+13)%26
|
|
}
|
|
return r
|
|
}
|
|
|
|
func TestCollationRegistration(t *testing.T) {
|
|
collateRot13 := func(a, b string) int {
|
|
ra, rb := strings.Map(rot13, a), strings.Map(rot13, b)
|
|
return strings.Compare(ra, rb)
|
|
}
|
|
collateRot13Reverse := func(a, b string) int {
|
|
return collateRot13(b, a)
|
|
}
|
|
|
|
sql.Register("sqlite3_CollationRegistration", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
if err := conn.RegisterCollation("rot13", collateRot13); err != nil {
|
|
return err
|
|
}
|
|
if err := conn.RegisterCollation("rot13reverse", collateRot13Reverse); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
},
|
|
})
|
|
|
|
db, err := sql.Open("sqlite3_CollationRegistration", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
populate := []string{
|
|
`CREATE TABLE test (s TEXT)`,
|
|
`INSERT INTO test VALUES ("aaaa")`,
|
|
`INSERT INTO test VALUES ("ffff")`,
|
|
`INSERT INTO test VALUES ("qqqq")`,
|
|
`INSERT INTO test VALUES ("tttt")`,
|
|
`INSERT INTO test VALUES ("zzzz")`,
|
|
}
|
|
for _, stmt := range populate {
|
|
if _, err := db.Exec(stmt); err != nil {
|
|
t.Fatal("Failed to populate test DB:", err)
|
|
}
|
|
}
|
|
|
|
ops := []struct {
|
|
query string
|
|
want []string
|
|
}{
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13 ASC",
|
|
[]string{
|
|
"qqqq",
|
|
"tttt",
|
|
"zzzz",
|
|
"aaaa",
|
|
"ffff",
|
|
},
|
|
},
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13 DESC",
|
|
[]string{
|
|
"ffff",
|
|
"aaaa",
|
|
"zzzz",
|
|
"tttt",
|
|
"qqqq",
|
|
},
|
|
},
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13reverse ASC",
|
|
[]string{
|
|
"ffff",
|
|
"aaaa",
|
|
"zzzz",
|
|
"tttt",
|
|
"qqqq",
|
|
},
|
|
},
|
|
{
|
|
"SELECT * FROM test ORDER BY s COLLATE rot13reverse DESC",
|
|
[]string{
|
|
"qqqq",
|
|
"tttt",
|
|
"zzzz",
|
|
"aaaa",
|
|
"ffff",
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, op := range ops {
|
|
rows, err := db.Query(op.query)
|
|
if err != nil {
|
|
t.Fatalf("Query %q failed: %s", op.query, err)
|
|
}
|
|
got := []string{}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var s string
|
|
if err = rows.Scan(&s); err != nil {
|
|
t.Fatalf("Reading row for %q: %s", op.query, err)
|
|
}
|
|
got = append(got, s)
|
|
}
|
|
if err = rows.Err(); err != nil {
|
|
t.Fatalf("Reading rows for %q: %s", op.query, err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(got, op.want) {
|
|
t.Fatalf("Unexpected output from %q\ngot:\n%s\n\nwant:\n%s", op.query, strings.Join(got, "\n"), strings.Join(op.want, "\n"))
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestDeclTypes(t *testing.T) {
|
|
|
|
d := SQLiteDriver{}
|
|
|
|
conn, err := d.Open(":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to begin transaction:", err)
|
|
}
|
|
defer conn.Close()
|
|
|
|
sqlite3conn := conn.(*SQLiteConn)
|
|
|
|
_, err = sqlite3conn.Exec("create table foo (id integer not null primary key, name text)", nil)
|
|
if err != nil {
|
|
t.Fatal("Failed to create table:", err)
|
|
}
|
|
|
|
_, err = sqlite3conn.Exec("insert into foo(name) values(\"bar\")", nil)
|
|
if err != nil {
|
|
t.Fatal("Failed to insert:", err)
|
|
}
|
|
|
|
rs, err := sqlite3conn.Query("select * from foo", nil)
|
|
if err != nil {
|
|
t.Fatal("Failed to select:", err)
|
|
}
|
|
defer rs.Close()
|
|
|
|
declTypes := rs.(*SQLiteRows).DeclTypes()
|
|
|
|
if !reflect.DeepEqual(declTypes, []string{"integer", "text"}) {
|
|
t.Fatal("Unexpected declTypes:", declTypes)
|
|
}
|
|
}
|
|
|
|
func TestPinger(t *testing.T) {
|
|
db, err := sql.Open("sqlite3", ":memory:")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = db.Ping()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
db.Close()
|
|
err = db.Ping()
|
|
if err == nil {
|
|
t.Fatal("Should be closed")
|
|
}
|
|
}
|
|
|
|
func TestUpdateAndTransactionHooks(t *testing.T) {
|
|
var events []string
|
|
var commitHookReturn = 0
|
|
|
|
sql.Register("sqlite3_UpdateHook", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
conn.RegisterCommitHook(func() int {
|
|
events = append(events, "commit")
|
|
return commitHookReturn
|
|
})
|
|
conn.RegisterRollbackHook(func() {
|
|
events = append(events, "rollback")
|
|
})
|
|
conn.RegisterUpdateHook(func(op int, db string, table string, rowid int64) {
|
|
events = append(events, fmt.Sprintf("update(op=%v db=%v table=%v rowid=%v)", op, db, table, rowid))
|
|
})
|
|
return nil
|
|
},
|
|
})
|
|
db, err := sql.Open("sqlite3_UpdateHook", ":memory:")
|
|
if err != nil {
|
|
t.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
statements := []string{
|
|
"create table foo (id integer primary key)",
|
|
"insert into foo values (9)",
|
|
"update foo set id = 99 where id = 9",
|
|
"delete from foo where id = 99",
|
|
}
|
|
for _, statement := range statements {
|
|
_, err = db.Exec(statement)
|
|
if err != nil {
|
|
t.Fatalf("Unable to prepare test data [%v]: %v", statement, err)
|
|
}
|
|
}
|
|
|
|
commitHookReturn = 1
|
|
_, err = db.Exec("insert into foo values (5)")
|
|
if err == nil {
|
|
t.Error("Commit hook failed to rollback transaction")
|
|
}
|
|
|
|
var expected = []string{
|
|
"commit",
|
|
fmt.Sprintf("update(op=%v db=main table=foo rowid=9)", SQLITE_INSERT),
|
|
"commit",
|
|
fmt.Sprintf("update(op=%v db=main table=foo rowid=99)", SQLITE_UPDATE),
|
|
"commit",
|
|
fmt.Sprintf("update(op=%v db=main table=foo rowid=99)", SQLITE_DELETE),
|
|
"commit",
|
|
fmt.Sprintf("update(op=%v db=main table=foo rowid=5)", SQLITE_INSERT),
|
|
"commit",
|
|
"rollback",
|
|
}
|
|
if !reflect.DeepEqual(events, expected) {
|
|
t.Errorf("Expected notifications %v but got %v", expected, events)
|
|
}
|
|
}
|
|
|
|
func TestNilAndEmptyBytes(t *testing.T) {
|
|
db, err := sql.Open("sqlite3", ":memory:")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer db.Close()
|
|
actualNil := []byte("use this to use an actual nil not a reference to nil")
|
|
emptyBytes := []byte{}
|
|
for tsti, tst := range []struct {
|
|
name string
|
|
columnType string
|
|
insertBytes []byte
|
|
expectedBytes []byte
|
|
}{
|
|
{"actual nil blob", "blob", actualNil, nil},
|
|
{"referenced nil blob", "blob", nil, nil},
|
|
{"empty blob", "blob", emptyBytes, emptyBytes},
|
|
{"actual nil text", "text", actualNil, nil},
|
|
{"referenced nil text", "text", nil, nil},
|
|
{"empty text", "text", emptyBytes, emptyBytes},
|
|
} {
|
|
if _, err = db.Exec(fmt.Sprintf("create table tbl%d (txt %s)", tsti, tst.columnType)); err != nil {
|
|
t.Fatal(tst.name, err)
|
|
}
|
|
if bytes.Equal(tst.insertBytes, actualNil) {
|
|
if _, err = db.Exec(fmt.Sprintf("insert into tbl%d (txt) values (?)", tsti), nil); err != nil {
|
|
t.Fatal(tst.name, err)
|
|
}
|
|
} else {
|
|
if _, err = db.Exec(fmt.Sprintf("insert into tbl%d (txt) values (?)", tsti), &tst.insertBytes); err != nil {
|
|
t.Fatal(tst.name, err)
|
|
}
|
|
}
|
|
rows, err := db.Query(fmt.Sprintf("select txt from tbl%d", tsti))
|
|
if err != nil {
|
|
t.Fatal(tst.name, err)
|
|
}
|
|
if !rows.Next() {
|
|
t.Fatal(tst.name, "no rows")
|
|
}
|
|
var scanBytes []byte
|
|
if err = rows.Scan(&scanBytes); err != nil {
|
|
t.Fatal(tst.name, err)
|
|
}
|
|
if err = rows.Err(); err != nil {
|
|
t.Fatal(tst.name, err)
|
|
}
|
|
if tst.expectedBytes == nil && scanBytes != nil {
|
|
t.Errorf("%s: %#v != %#v", tst.name, scanBytes, tst.expectedBytes)
|
|
} else if !bytes.Equal(scanBytes, tst.expectedBytes) {
|
|
t.Errorf("%s: %#v != %#v", tst.name, scanBytes, tst.expectedBytes)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestInsertNilByteSlice(t *testing.T) {
|
|
db, err := sql.Open("sqlite3", ":memory:")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer db.Close()
|
|
if _, err := db.Exec("create table blob_not_null (b blob not null)"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
var nilSlice []byte
|
|
if _, err := db.Exec("insert into blob_not_null (b) values (?)", nilSlice); err == nil {
|
|
t.Fatal("didn't expect INSERT to 'not null' column with a nil []byte slice to work")
|
|
}
|
|
zeroLenSlice := []byte{}
|
|
if _, err := db.Exec("insert into blob_not_null (b) values (?)", zeroLenSlice); err != nil {
|
|
t.Fatal("failed to insert zero-length slice")
|
|
}
|
|
}
|
|
|
|
var customFunctionOnce sync.Once
|
|
|
|
func BenchmarkCustomFunctions(b *testing.B) {
|
|
customFunctionOnce.Do(func() {
|
|
customAdd := func(a, b int64) int64 {
|
|
return a + b
|
|
}
|
|
|
|
sql.Register("sqlite3_BenchmarkCustomFunctions", &SQLiteDriver{
|
|
ConnectHook: func(conn *SQLiteConn) error {
|
|
// Impure function to force sqlite to reexecute it each time.
|
|
return conn.RegisterFunc("custom_add", customAdd, false)
|
|
},
|
|
})
|
|
})
|
|
|
|
db, err := sql.Open("sqlite3_BenchmarkCustomFunctions", ":memory:")
|
|
if err != nil {
|
|
b.Fatal("Failed to open database:", err)
|
|
}
|
|
defer db.Close()
|
|
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
var i int64
|
|
err = db.QueryRow("SELECT custom_add(1,2)").Scan(&i)
|
|
if err != nil {
|
|
b.Fatal("Failed to run custom add:", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSuite(t *testing.T) {
|
|
tempFilename := TempFilename(t)
|
|
defer os.Remove(tempFilename)
|
|
d, err := sql.Open("sqlite3", tempFilename+"?_busy_timeout=99999")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer d.Close()
|
|
|
|
db = &TestDB{t, d, SQLITE, sync.Once{}}
|
|
testing.RunTests(func(string, string) (bool, error) { return true, nil }, tests)
|
|
|
|
if !testing.Short() {
|
|
for _, b := range benchmarks {
|
|
fmt.Printf("%-20s", b.Name)
|
|
r := testing.Benchmark(b.F)
|
|
fmt.Printf("%10d %10.0f req/s\n", r.N, float64(r.N)/r.T.Seconds())
|
|
}
|
|
}
|
|
db.tearDown()
|
|
}
|
|
|
|
// Dialect is a type of dialect of databases.
|
|
type Dialect int
|
|
|
|
// Dialects for databases.
|
|
const (
|
|
SQLITE Dialect = iota // SQLITE mean SQLite3 dialect
|
|
POSTGRESQL // POSTGRESQL mean PostgreSQL dialect
|
|
MYSQL // MYSQL mean MySQL dialect
|
|
)
|
|
|
|
// DB provide context for the tests
|
|
type TestDB struct {
|
|
*testing.T
|
|
*sql.DB
|
|
dialect Dialect
|
|
once sync.Once
|
|
}
|
|
|
|
var db *TestDB
|
|
|
|
// the following tables will be created and dropped during the test
|
|
var testTables = []string{"foo", "bar", "t", "bench"}
|
|
|
|
var tests = []testing.InternalTest{
|
|
{Name: "TestResult", F: testResult},
|
|
{Name: "TestBlobs", F: testBlobs},
|
|
{Name: "TestMultiBlobs", F: testMultiBlobs},
|
|
{Name: "TestManyQueryRow", F: testManyQueryRow},
|
|
{Name: "TestTxQuery", F: testTxQuery},
|
|
{Name: "TestPreparedStmt", F: testPreparedStmt},
|
|
}
|
|
|
|
var benchmarks = []testing.InternalBenchmark{
|
|
{Name: "BenchmarkExec", F: benchmarkExec},
|
|
{Name: "BenchmarkQuery", F: benchmarkQuery},
|
|
{Name: "BenchmarkParams", F: benchmarkParams},
|
|
{Name: "BenchmarkStmt", F: benchmarkStmt},
|
|
{Name: "BenchmarkRows", F: benchmarkRows},
|
|
{Name: "BenchmarkStmtRows", F: benchmarkStmtRows},
|
|
}
|
|
|
|
func (db *TestDB) mustExec(sql string, args ...interface{}) sql.Result {
|
|
res, err := db.Exec(sql, args...)
|
|
if err != nil {
|
|
db.Fatalf("Error running %q: %v", sql, err)
|
|
}
|
|
return res
|
|
}
|
|
|
|
func (db *TestDB) tearDown() {
|
|
for _, tbl := range testTables {
|
|
switch db.dialect {
|
|
case SQLITE:
|
|
db.mustExec("drop table if exists " + tbl)
|
|
case MYSQL, POSTGRESQL:
|
|
db.mustExec("drop table if exists " + tbl)
|
|
default:
|
|
db.Fatal("unknown dialect")
|
|
}
|
|
}
|
|
}
|
|
|
|
// q replaces ? parameters if needed
|
|
func (db *TestDB) q(sql string) string {
|
|
switch db.dialect {
|
|
case POSTGRESQL: // replace with $1, $2, ..
|
|
qrx := regexp.MustCompile(`\?`)
|
|
n := 0
|
|
return qrx.ReplaceAllStringFunc(sql, func(string) string {
|
|
n++
|
|
return "$" + strconv.Itoa(n)
|
|
})
|
|
}
|
|
return sql
|
|
}
|
|
|
|
func (db *TestDB) blobType(size int) string {
|
|
switch db.dialect {
|
|
case SQLITE:
|
|
return fmt.Sprintf("blob[%d]", size)
|
|
case POSTGRESQL:
|
|
return "bytea"
|
|
case MYSQL:
|
|
return fmt.Sprintf("VARBINARY(%d)", size)
|
|
}
|
|
panic("unknown dialect")
|
|
}
|
|
|
|
func (db *TestDB) serialPK() string {
|
|
switch db.dialect {
|
|
case SQLITE:
|
|
return "integer primary key autoincrement"
|
|
case POSTGRESQL:
|
|
return "serial primary key"
|
|
case MYSQL:
|
|
return "integer primary key auto_increment"
|
|
}
|
|
panic("unknown dialect")
|
|
}
|
|
|
|
func (db *TestDB) now() string {
|
|
switch db.dialect {
|
|
case SQLITE:
|
|
return "datetime('now')"
|
|
case POSTGRESQL:
|
|
return "now()"
|
|
case MYSQL:
|
|
return "now()"
|
|
}
|
|
panic("unknown dialect")
|
|
}
|
|
|
|
func makeBench() {
|
|
if _, err := db.Exec("create table bench (n varchar(32), i integer, d double, s varchar(32), t datetime)"); err != nil {
|
|
panic(err)
|
|
}
|
|
st, err := db.Prepare("insert into bench values (?, ?, ?, ?, ?)")
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
defer st.Close()
|
|
for i := 0; i < 100; i++ {
|
|
if _, err = st.Exec(nil, i, float64(i), fmt.Sprintf("%d", i), time.Now()); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// testResult is test for result
|
|
func testResult(t *testing.T) {
|
|
db.tearDown()
|
|
db.mustExec("create temporary table test (id " + db.serialPK() + ", name varchar(10))")
|
|
|
|
for i := 1; i < 3; i++ {
|
|
r := db.mustExec(db.q("insert into test (name) values (?)"), fmt.Sprintf("row %d", i))
|
|
n, err := r.RowsAffected()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if n != 1 {
|
|
t.Errorf("got %v, want %v", n, 1)
|
|
}
|
|
n, err = r.LastInsertId()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if n != int64(i) {
|
|
t.Errorf("got %v, want %v", n, i)
|
|
}
|
|
}
|
|
if _, err := db.Exec("error!"); err == nil {
|
|
t.Fatalf("expected error")
|
|
}
|
|
}
|
|
|
|
// testBlobs is test for blobs
|
|
func testBlobs(t *testing.T) {
|
|
db.tearDown()
|
|
var blob = []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
|
|
db.mustExec("create table foo (id integer primary key, bar " + db.blobType(16) + ")")
|
|
db.mustExec(db.q("insert into foo (id, bar) values(?,?)"), 0, blob)
|
|
|
|
want := fmt.Sprintf("%x", blob)
|
|
|
|
b := make([]byte, 16)
|
|
err := db.QueryRow(db.q("select bar from foo where id = ?"), 0).Scan(&b)
|
|
got := fmt.Sprintf("%x", b)
|
|
if err != nil {
|
|
t.Errorf("[]byte scan: %v", err)
|
|
} else if got != want {
|
|
t.Errorf("for []byte, got %q; want %q", got, want)
|
|
}
|
|
|
|
err = db.QueryRow(db.q("select bar from foo where id = ?"), 0).Scan(&got)
|
|
want = string(blob)
|
|
if err != nil {
|
|
t.Errorf("string scan: %v", err)
|
|
} else if got != want {
|
|
t.Errorf("for string, got %q; want %q", got, want)
|
|
}
|
|
}
|
|
|
|
func testMultiBlobs(t *testing.T) {
|
|
db.tearDown()
|
|
db.mustExec("create table foo (id integer primary key, bar " + db.blobType(16) + ")")
|
|
var blob0 = []byte{0, 1, 2, 3, 4, 5, 6, 7}
|
|
db.mustExec(db.q("insert into foo (id, bar) values(?,?)"), 0, blob0)
|
|
var blob1 = []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
|
|
db.mustExec(db.q("insert into foo (id, bar) values(?,?)"), 1, blob1)
|
|
|
|
r, err := db.Query(db.q("select bar from foo order by id"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer r.Close()
|
|
if !r.Next() {
|
|
if r.Err() != nil {
|
|
t.Fatal(err)
|
|
}
|
|
t.Fatal("expected one rows")
|
|
}
|
|
|
|
want0 := fmt.Sprintf("%x", blob0)
|
|
b0 := make([]byte, 8)
|
|
err = r.Scan(&b0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
got0 := fmt.Sprintf("%x", b0)
|
|
|
|
if !r.Next() {
|
|
if r.Err() != nil {
|
|
t.Fatal(err)
|
|
}
|
|
t.Fatal("expected one rows")
|
|
}
|
|
|
|
want1 := fmt.Sprintf("%x", blob1)
|
|
b1 := make([]byte, 16)
|
|
err = r.Scan(&b1)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
got1 := fmt.Sprintf("%x", b1)
|
|
if got0 != want0 {
|
|
t.Errorf("for []byte, got %q; want %q", got0, want0)
|
|
}
|
|
if got1 != want1 {
|
|
t.Errorf("for []byte, got %q; want %q", got1, want1)
|
|
}
|
|
}
|
|
|
|
// testManyQueryRow is test for many query row
|
|
func testManyQueryRow(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Log("skipping in short mode")
|
|
return
|
|
}
|
|
db.tearDown()
|
|
db.mustExec("create table foo (id integer primary key, name varchar(50))")
|
|
db.mustExec(db.q("insert into foo (id, name) values(?,?)"), 1, "bob")
|
|
var name string
|
|
for i := 0; i < 10000; i++ {
|
|
err := db.QueryRow(db.q("select name from foo where id = ?"), 1).Scan(&name)
|
|
if err != nil || name != "bob" {
|
|
t.Fatalf("on query %d: err=%v, name=%q", i, err, name)
|
|
}
|
|
}
|
|
}
|
|
|
|
// testTxQuery is test for transactional query
|
|
func testTxQuery(t *testing.T) {
|
|
db.tearDown()
|
|
tx, err := db.Begin()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer tx.Rollback()
|
|
|
|
_, err = tx.Exec("create table foo (id integer primary key, name varchar(50))")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
_, err = tx.Exec(db.q("insert into foo (id, name) values(?,?)"), 1, "bob")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
r, err := tx.Query(db.q("select name from foo where id = ?"), 1)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer r.Close()
|
|
|
|
if !r.Next() {
|
|
if r.Err() != nil {
|
|
t.Fatal(err)
|
|
}
|
|
t.Fatal("expected one rows")
|
|
}
|
|
|
|
var name string
|
|
err = r.Scan(&name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
// testPreparedStmt is test for prepared statement
|
|
func testPreparedStmt(t *testing.T) {
|
|
db.tearDown()
|
|
db.mustExec("CREATE TABLE t (count INT)")
|
|
sel, err := db.Prepare("SELECT count FROM t ORDER BY count DESC")
|
|
if err != nil {
|
|
t.Fatalf("prepare 1: %v", err)
|
|
}
|
|
ins, err := db.Prepare(db.q("INSERT INTO t (count) VALUES (?)"))
|
|
if err != nil {
|
|
t.Fatalf("prepare 2: %v", err)
|
|
}
|
|
|
|
for n := 1; n <= 3; n++ {
|
|
if _, err := ins.Exec(n); err != nil {
|
|
t.Fatalf("insert(%d) = %v", n, err)
|
|
}
|
|
}
|
|
|
|
const nRuns = 10
|
|
var wg sync.WaitGroup
|
|
for i := 0; i < nRuns; i++ {
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
for j := 0; j < 10; j++ {
|
|
count := 0
|
|
if err := sel.QueryRow().Scan(&count); err != nil && err != sql.ErrNoRows {
|
|
t.Errorf("Query: %v", err)
|
|
return
|
|
}
|
|
if _, err := ins.Exec(rand.Intn(100)); err != nil {
|
|
t.Errorf("Insert: %v", err)
|
|
return
|
|
}
|
|
}
|
|
}()
|
|
}
|
|
wg.Wait()
|
|
}
|
|
|
|
// Benchmarks need to use panic() since b.Error errors are lost when
|
|
// running via testing.Benchmark() I would like to run these via go
|
|
// test -bench but calling Benchmark() from a benchmark test
|
|
// currently hangs go.
|
|
|
|
// benchmarkExec is benchmark for exec
|
|
func benchmarkExec(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
if _, err := db.Exec("select 1"); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// benchmarkQuery is benchmark for query
|
|
func benchmarkQuery(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
var n sql.NullString
|
|
var i int
|
|
var f float64
|
|
var s string
|
|
// var t time.Time
|
|
if err := db.QueryRow("select null, 1, 1.1, 'foo'").Scan(&n, &i, &f, &s); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// benchmarkParams is benchmark for params
|
|
func benchmarkParams(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
var n sql.NullString
|
|
var i int
|
|
var f float64
|
|
var s string
|
|
// var t time.Time
|
|
if err := db.QueryRow("select ?, ?, ?, ?", nil, 1, 1.1, "foo").Scan(&n, &i, &f, &s); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// benchmarkStmt is benchmark for statement
|
|
func benchmarkStmt(b *testing.B) {
|
|
st, err := db.Prepare("select ?, ?, ?, ?")
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
defer st.Close()
|
|
|
|
for n := 0; n < b.N; n++ {
|
|
var n sql.NullString
|
|
var i int
|
|
var f float64
|
|
var s string
|
|
// var t time.Time
|
|
if err := st.QueryRow(nil, 1, 1.1, "foo").Scan(&n, &i, &f, &s); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// benchmarkRows is benchmark for rows
|
|
func benchmarkRows(b *testing.B) {
|
|
db.once.Do(makeBench)
|
|
|
|
for n := 0; n < b.N; n++ {
|
|
var n sql.NullString
|
|
var i int
|
|
var f float64
|
|
var s string
|
|
var t time.Time
|
|
r, err := db.Query("select * from bench")
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
for r.Next() {
|
|
if err = r.Scan(&n, &i, &f, &s, &t); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
if err = r.Err(); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// benchmarkStmtRows is benchmark for statement rows
|
|
func benchmarkStmtRows(b *testing.B) {
|
|
db.once.Do(makeBench)
|
|
|
|
st, err := db.Prepare("select * from bench")
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
defer st.Close()
|
|
|
|
for n := 0; n < b.N; n++ {
|
|
var n sql.NullString
|
|
var i int
|
|
var f float64
|
|
var s string
|
|
var t time.Time
|
|
r, err := st.Query()
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
for r.Next() {
|
|
if err = r.Scan(&n, &i, &f, &s, &t); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
if err = r.Err(); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
}
|