go-sqlite3/sqlite3_test.go

531 lines
12 KiB
Go

package sqlite
import (
"database/sql"
"os"
"strings"
"testing"
"time"
)
func TestOpen(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)")
if err != nil {
t.Fatal("Failed to create table:", err)
}
if stat, err := os.Stat("./foo.db"); err != nil || stat.IsDir() {
t.Error("Failed to create ./foo.db")
}
}
func TestInsert(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)")
if err != nil {
t.Fatal("Failed to create table:", err)
}
res, err := db.Exec("insert into foo(id) values(123)")
if err != nil {
t.Fatal("Failed to insert record:", err)
}
affected, _ := res.RowsAffected()
if affected != 1 {
t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
}
rows, err := db.Query("select id from foo")
if err != nil {
t.Fatal("Failed to select records:", err)
}
defer rows.Close()
rows.Next()
var result int
rows.Scan(&result)
if result != 123 {
t.Errorf("Fetched %q; expected %q", 123, result)
}
}
func TestUpdate(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)")
if err != nil {
t.Fatal("Failed to create table:", err)
}
res, err := db.Exec("insert into foo(id) values(123)")
if err != nil {
t.Fatal("Failed to insert record:", err)
}
expected, err := res.LastInsertId()
if err != nil {
t.Fatal("Failed to get LastInsertId:", err)
}
affected, _ := res.RowsAffected()
if err != nil {
t.Fatal("Failed to get RowsAffected:", err)
}
if affected != 1 {
t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
}
res, err = db.Exec("update foo set id = 234")
if err != nil {
t.Fatal("Failed to update record:", err)
}
lastId, err := res.LastInsertId()
if err != nil {
t.Fatal("Failed to get LastInsertId:", err)
}
if expected != lastId {
t.Errorf("Expected %q for last Id, but %q:", expected, lastId)
}
affected, _ = res.RowsAffected()
if err != nil {
t.Fatal("Failed to get RowsAffected:", err)
}
if affected != 1 {
t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
}
rows, err := db.Query("select id from foo")
if err != nil {
t.Fatal("Failed to select records:", err)
}
defer rows.Close()
rows.Next()
var result int
rows.Scan(&result)
if result != 234 {
t.Errorf("Fetched %q; expected %q", 234, result)
}
}
func TestDelete(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)")
if err != nil {
t.Fatal("Failed to create table:", err)
}
res, err := db.Exec("insert into foo(id) values(123)")
if err != nil {
t.Fatal("Failed to insert record:", err)
}
expected, err := res.LastInsertId()
if err != nil {
t.Fatal("Failed to get LastInsertId:", err)
}
affected, err := res.RowsAffected()
if err != nil {
t.Fatal("Failed to get RowsAffected:", err)
}
if affected != 1 {
t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected)
}
res, err = db.Exec("delete from foo where id = 123")
if err != nil {
t.Fatal("Failed to delete record:", err)
}
lastId, err := res.LastInsertId()
if err != nil {
t.Fatal("Failed to get LastInsertId:", err)
}
if expected != lastId {
t.Errorf("Expected %q for last Id, but %q:", expected, lastId)
}
affected, err = res.RowsAffected()
if err != nil {
t.Fatal("Failed to get RowsAffected:", err)
}
if affected != 1 {
t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected)
}
rows, err := db.Query("select id from foo")
if err != nil {
t.Fatal("Failed to select records:", err)
}
defer rows.Close()
if rows.Next() {
t.Error("Fetched row but expected not rows")
}
}
func TestBooleanRoundtrip(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("DROP TABLE foo")
_, err = db.Exec("CREATE TABLE foo(id INTEGER, value BOOL)")
if err != nil {
t.Fatal("Failed to create table:", err)
}
_, err = db.Exec("INSERT INTO foo(id, value) VALUES(1, ?)", true)
if err != nil {
t.Fatal("Failed to insert true value:", err)
}
_, err = db.Exec("INSERT INTO foo(id, value) VALUES(2, ?)", false)
if err != nil {
t.Fatal("Failed to insert false value:", err)
}
rows, err := db.Query("SELECT id, value FROM foo")
if err != nil {
t.Fatal("Unable to query foo table:", err)
}
defer rows.Close()
for rows.Next() {
var id int
var value bool
if err := rows.Scan(&id, &value); err != nil {
t.Error("Unable to scan results:", err)
continue
}
if id == 1 && !value {
t.Error("Value for id 1 should be true, not false")
} else if id == 2 && value {
t.Error("Value for id 2 should be false, not true")
}
}
}
func TestTimestamp(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("DROP TABLE foo")
_, err = db.Exec("CREATE TABLE foo(id INTEGER, ts timeSTAMP)")
if err != nil {
t.Fatal("Failed to create table:", err)
}
timestamp1 := time.Date(2012, time.April, 6, 22, 50, 0, 0, time.UTC)
_, err = db.Exec("INSERT INTO foo(id, ts) VALUES(1, ?)", timestamp1)
if err != nil {
t.Fatal("Failed to insert timestamp:", err)
}
timestamp2 := time.Date(2012, time.April, 6, 23, 22, 0, 0, time.UTC)
_, err = db.Exec("INSERT INTO foo(id, ts) VALUES(2, ?)", timestamp2.Unix())
if err != nil {
t.Fatal("Failed to insert timestamp:", err)
}
_, err = db.Exec("INSERT INTO foo(id, ts) VALUES(3, ?)", "nonsense")
if err != nil {
t.Fatal("Failed to insert nonsense:", err)
}
rows, err := db.Query("SELECT id, ts 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 time.Time
if err := rows.Scan(&id, &ts); err != nil {
t.Error("Unable to scan results:", err)
continue
}
if id == 1 {
seen += 1
if !timestamp1.Equal(ts) {
t.Errorf("Value for id 1 should be %v, not %v", timestamp1, ts)
}
}
if id == 2 {
seen += 1
if !timestamp2.Equal(ts) {
t.Errorf("Value for id 2 should be %v, not %v", timestamp2, ts)
}
}
}
if seen != 2 {
t.Error("Expected to see two valid timestamps")
}
// make sure "nonsense" triggered an error
err = rows.Err()
if err == nil || !strings.Contains(err.Error(), "cannot parse \"nonsense\"") {
t.Error("Expected error from \"nonsense\" timestamp")
}
}
func TestBoolean(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer os.Remove("./foo.db")
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 != true {
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 != false {
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 TestDateOnlyTimestamp(t *testing.T) {
// make sure that timestamps without times are extractable. these are generated when
// e.g., you use the sqlite `DATE()` built-in.
db, er := sql.Open("sqlite3", "db.sqlite")
if er != nil {
t.Fatal(er)
}
defer func() {
db.Close()
os.Remove("db.sqlite")
}()
_, er = db.Exec(`
CREATE TABLE test
( entry_id INTEGER PRIMARY KEY AUTOINCREMENT
, entry_published TIMESTAMP NOT NULL
)
`)
if er != nil {
t.Fatal(er)
}
_, er = db.Exec(`
INSERT INTO test VALUES ( 1, '2012-11-04')
`)
if er != nil {
t.Fatal(er)
}
rows, er := db.Query("SELECT entry_id, entry_published FROM test")
if er != nil {
t.Fatal(er)
}
defer rows.Close()
if !rows.Next() {
if er := rows.Err(); er != nil {
t.Fatal(er)
} else {
t.Fatalf("Unable to extract row containing date-only timestamp")
}
}
var entryId int64
var entryPublished time.Time
if er := rows.Scan(&entryId, &entryPublished); er != nil {
t.Fatal(er)
}
if entryId != 1 {
t.Errorf("EntryId does not match inserted value")
}
if entryPublished.Year() != 2012 || entryPublished.Month() != 11 || entryPublished.Day() != 4 {
t.Errorf("Extracted time does not match inserted value")
}
}
func TestDatetime(t *testing.T) {
db, err := sql.Open("sqlite3", "./datetime.db")
if err != nil {
t.Fatal("Failed to open database:", err)
}
defer func() {
db.Close()
os.Remove("./datetime.db")
}()
_, err = db.Exec("DROP TABLE datetimetest")
_, err = db.Exec(`
CREATE TABLE datetimetest
( entry_id INTEGER
, my_datetime DATETIME
)
`)
if err != nil {
t.Fatal("Failed to create table:", err)
}
datetime := "2006-01-02 15:04:05.003"
_, err = db.Exec(`
INSERT INTO datetimetest(entry_id, my_datetime)
VALUES(1, ?)`, datetime)
if err != nil {
t.Fatal("Failed to insert datetime:", err)
}
rows, err := db.Query(
"SELECT entry_id, my_datetime FROM datetimetest ORDER BY entry_id ASC")
if err != nil {
t.Fatal("Unable to query datetimetest table:", err)
}
defer rows.Close()
if !rows.Next() {
if er := rows.Err(); er != nil {
t.Fatal(er)
} else {
t.Fatalf("Unable to extract row containing datetime")
}
}
var entryId int
var myDatetime time.Time
if err := rows.Scan(&entryId, &myDatetime); err != nil {
t.Error("Unable to scan results:", err)
}
if entryId != 1 {
t.Errorf("EntryId does not match inserted value")
}
if myDatetime.Year() != 2006 ||
myDatetime.Month() != 1 ||
myDatetime.Day() != 2 ||
myDatetime.Hour() != 15 ||
myDatetime.Minute() != 4 ||
myDatetime.Second() != 5 ||
myDatetime.Nanosecond() != 3000000 {
t.Errorf("Extracted time does not match inserted value")
}
}