forked from mirror/go-sqlite3
106 lines
2.5 KiB
Go
106 lines
2.5 KiB
Go
// Copyright (C) 2018 The Go-SQLite3 Authors.
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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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// +build cgo
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package sqlite3
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import (
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"database/sql"
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"fmt"
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"os"
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"reflect"
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"testing"
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)
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func TestHooksUpdateAndTransaction(t *testing.T) {
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var events []string
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var commitHookReturn = 0
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sql.Register("sqlite3_UpdateHook", &SQLiteDriver{
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ConnectHook: func(conn *SQLiteConn) error {
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conn.RegisterCommitHook(func() int {
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events = append(events, "commit")
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return commitHookReturn
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})
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conn.RegisterRollbackHook(func() {
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events = append(events, "rollback")
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})
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conn.RegisterUpdateHook(func(op int, db string, table string, rowid int64) {
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events = append(events, fmt.Sprintf("update(op=%v db=%v table=%v rowid=%v)", op, db, table, rowid))
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})
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return nil
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},
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})
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db, err := sql.Open("sqlite3_UpdateHook", ":memory:")
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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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statements := []string{
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"create table foo (id integer primary key)",
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"insert into foo values (9)",
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"update foo set id = 99 where id = 9",
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"delete from foo where id = 99",
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}
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for _, statement := range statements {
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_, err = db.Exec(statement)
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if err != nil {
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t.Fatalf("Unable to prepare test data [%v]: %v", statement, err)
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}
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}
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commitHookReturn = 1
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_, err = db.Exec("insert into foo values (5)")
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if err == nil {
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t.Error("Commit hook failed to rollback transaction")
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}
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var expected = []string{
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"commit",
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fmt.Sprintf("update(op=%v db=main table=foo rowid=9)", SQLITE_INSERT),
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"commit",
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fmt.Sprintf("update(op=%v db=main table=foo rowid=99)", SQLITE_UPDATE),
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"commit",
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fmt.Sprintf("update(op=%v db=main table=foo rowid=99)", SQLITE_DELETE),
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"commit",
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fmt.Sprintf("update(op=%v db=main table=foo rowid=5)", SQLITE_INSERT),
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"commit",
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"rollback",
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}
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if !reflect.DeepEqual(events, expected) {
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t.Errorf("Expected notifications %v but got %v", expected, events)
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}
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}
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func TestHooksNil(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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driverName := fmt.Sprintf("sqlite3-%s", t.Name())
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var driverConn *SQLiteConn
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sql.Register(driverName, &SQLiteDriver{
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ConnectHook: func(conn *SQLiteConn) error {
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driverConn = conn
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return nil
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},
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})
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db, err := sql.Open(driverName, tempFilename)
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if err != nil {
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t.Fatal(err)
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}
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defer db.Close()
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if err := db.Ping(); err != nil {
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t.Fatal(err)
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}
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driverConn.RegisterCommitHook(nil)
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driverConn.RegisterRollbackHook(nil)
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driverConn.RegisterUpdateHook(nil)
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}
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