forked from mirror/go-sqlite3
129 lines
3.2 KiB
Go
129 lines
3.2 KiB
Go
// Copyright (C) 2019 G.J.R. Timmer <gjr.timmer@gmail.com>.
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// Copyright (C) 2018 segment.com <friends@segment.com>
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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 sqlite_preupdate_hook
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package sqlite3
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import (
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"database/sql"
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"testing"
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)
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type preUpdateHookDataForTest struct {
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databaseName string
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tableName string
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count int
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op int
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oldRow []interface{}
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newRow []interface{}
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}
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func TestPreUpdateHook(t *testing.T) {
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var events []preUpdateHookDataForTest
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sql.Register("sqlite3_PreUpdateHook", &SQLiteDriver{
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ConnectHook: func(conn *SQLiteConn) error {
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conn.RegisterPreUpdateHook(func(data SQLitePreUpdateData) {
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eval := -1
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oldRow := []interface{}{eval}
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if data.Op != SQLITE_INSERT {
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err := data.Old(oldRow...)
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if err != nil {
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t.Fatalf("Unexpected error calling SQLitePreUpdateData.Old: %v", err)
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}
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}
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eval2 := -1
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newRow := []interface{}{eval2}
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if data.Op != SQLITE_DELETE {
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err := data.New(newRow...)
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if err != nil {
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t.Fatalf("Unexpected error calling SQLitePreUpdateData.New: %v", err)
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}
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}
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// tests dest bound checks in loop
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var tooSmallRow []interface{}
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if data.Op != SQLITE_INSERT {
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err := data.Old(tooSmallRow...)
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if err != nil {
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t.Fatalf("Unexpected error calling SQLitePreUpdateData.Old: %v", err)
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}
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if len(tooSmallRow) != 0 {
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t.Errorf("Expected tooSmallRow to be empty, got: %v", tooSmallRow)
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}
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}
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events = append(events, preUpdateHookDataForTest{
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databaseName: data.DatabaseName,
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tableName: data.TableName,
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count: data.Count(),
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op: data.Op,
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oldRow: oldRow,
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newRow: newRow,
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})
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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_PreUpdateHook", ":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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if len(events) != 3 {
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t.Errorf("Events should be 3 entries, got: %d", len(events))
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}
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if events[0].op != SQLITE_INSERT {
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t.Errorf("Op isn't as expected: %v", events[0].op)
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}
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if events[1].op != SQLITE_UPDATE {
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t.Errorf("Op isn't as expected: %v", events[1].op)
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}
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if events[1].count != 1 {
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t.Errorf("Expected event row 1 to have 1 column, had: %v", events[1].count)
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}
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newRow_0_0 := events[0].newRow[0].(int64)
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if newRow_0_0 != 9 {
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t.Errorf("Expected event row 0 new column 0 to be == 9, got: %v", newRow_0_0)
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}
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oldRow_1_0 := events[1].oldRow[0].(int64)
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if oldRow_1_0 != 9 {
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t.Errorf("Expected event row 1 old column 0 to be == 9, got: %v", oldRow_1_0)
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}
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newRow_1_0 := events[1].newRow[0].(int64)
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if newRow_1_0 != 99 {
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t.Errorf("Expected event row 1 new column 0 to be == 99, got: %v", newRow_1_0)
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}
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oldRow_2_0 := events[2].oldRow[0].(int64)
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if oldRow_2_0 != 99 {
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t.Errorf("Expected event row 1 new column 0 to be == 99, got: %v", oldRow_2_0)
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}
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}
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