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Merge pull request #6912 from kenjis/test-db-transactions-4.2
test: add DB transaction tests
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‎tests/system/Database/Live/TransactionTest.php

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<?php
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/**
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* This file is part of CodeIgniter 4 framework.
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*
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* (c) CodeIgniter Foundation <[email protected]>
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*
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* For the full copyright and license information, please view
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* the LICENSE file that was distributed with this source code.
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*/
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namespace CodeIgniter\Database\Live;
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use CodeIgniter\Test\CIUnitTestCase;
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use CodeIgniter\Test\DatabaseTestTrait;
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use Config\Database;
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use Exception;
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use Tests\Support\Database\Seeds\CITestSeeder;
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/**
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* @group DatabaseLive
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*
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* @internal
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*/
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final class TransactionTest extends CIUnitTestCase
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{
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use DatabaseTestTrait;
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protected $refresh = true;
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protected $seed = CITestSeeder::class;
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protected function setUp(): void
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{
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// Reset connection instance.
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$this->db = Database::connect($this->DBGroup, false);
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parent::setUp();
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}
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/**
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* Sets $DBDebug to false.
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*
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* WARNING: this value will persist! take care to roll it back.
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*/
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protected function disableDBDebug(): void
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{
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$this->setPrivateProperty($this->db, 'DBDebug', false);
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}
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/**
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* Sets $DBDebug to true.
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*/
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protected function enableDBDebug(): void
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{
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$this->setPrivateProperty($this->db, 'DBDebug', true);
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}
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public function testTransStartDBDebugTrue()
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{
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$builder = $this->db->table('job');
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$e = null;
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try {
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$this->db->transStart();
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$jobData = [
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'name' => 'Grocery Sales',
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'description' => 'Discount!',
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];
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$builder->insert($jobData);
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// Duplicate entry '1' for key 'PRIMARY'
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$jobData = [
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'id' => 1,
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'name' => 'Comedian',
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'description' => 'Theres something in your teeth',
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];
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$builder->insert($jobData);
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$this->db->transComplete();
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} catch (Exception $e) {
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// Do nothing.
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// MySQLi
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// mysqli_sql_exception: Duplicate entry '1' for key 'PRIMARY'
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// SQLite3
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// ErrorException: SQLite3::exec(): UNIQUE constraint failed: db_job.id
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// Postgres
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// ErrorException: pg_query(): Query failed: ERROR: duplicate key value violates unique constraint "pk_db_job"
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// DETAIL: Key (id)=(1) already exists.
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// SQLSRV
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// Exception: [Microsoft][ODBC Driver 17 for SQL Server][SQL Server]Cannot insert explicit
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// value for identity column in table 'db_job' when IDENTITY_INSERT is set to OFF.
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// OCI8
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// ErrorException: oci_execute(): ORA-00001: unique constraint (ORACLE.pk_db_job) violated
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}
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$this->assertInstanceOf(Exception::class, $e);
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$this->dontSeeInDatabase('job', ['name' => 'Grocery Sales']);
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}
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public function testTransStartDBDebugFalse()
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{
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$this->disableDBDebug();
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$builder = $this->db->table('job');
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$this->db->transStart();
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$jobData = [
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'name' => 'Grocery Sales',
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'description' => 'Discount!',
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];
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$builder->insert($jobData);
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$this->assertTrue($this->db->transStatus());
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// Duplicate entry '1' for key 'PRIMARY'
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$jobData = [
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'id' => 1,
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'name' => 'Comedian',
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'description' => 'Theres something in your teeth',
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];
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$builder->insert($jobData);
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$this->assertFalse($this->db->transStatus());
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$this->db->transComplete();
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$this->dontSeeInDatabase('job', ['name' => 'Grocery Sales']);
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$this->enableDBDebug();
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}
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public function testTransStrictTrueAndDBDebugFalse()
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{
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$this->disableDBDebug();
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$builder = $this->db->table('job');
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// The first transaction group
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$this->db->transStart();
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$jobData = [
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'name' => 'Grocery Sales',
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'description' => 'Discount!',
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];
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$builder->insert($jobData);
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$this->assertTrue($this->db->transStatus());
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// Duplicate entry '1' for key 'PRIMARY'
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$jobData = [
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'id' => 1,
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'name' => 'Comedian',
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'description' => 'Theres something in your teeth',
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];
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$builder->insert($jobData);
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$this->assertFalse($this->db->transStatus());
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$this->db->transComplete();
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$this->dontSeeInDatabase('job', ['name' => 'Grocery Sales']);
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// The second transaction group
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$this->db->transStart();
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$jobData = [
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'name' => 'Comedian',
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'description' => 'Theres something in your teeth',
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];
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$builder->insert($jobData);
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$this->assertFalse($this->db->transStatus());
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$this->db->transComplete();
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$this->dontSeeInDatabase('job', ['name' => 'Comedian']);
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$this->enableDBDebug();
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}
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public function testTransStrictFalseAndDBDebugFalse()
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{
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$this->disableDBDebug();
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$builder = $this->db->table('job');
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$this->db->transStrict(false);
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// The first transaction group
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$this->db->transStart();
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$jobData = [
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'name' => 'Grocery Sales',
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'description' => 'Discount!',
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];
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$builder->insert($jobData);
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$this->assertTrue($this->db->transStatus());
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// Duplicate entry '1' for key 'PRIMARY'
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$jobData = [
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'id' => 1,
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'name' => 'Comedian',
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'description' => 'Theres something in your teeth',
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];
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$builder->insert($jobData);
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$this->assertFalse($this->db->transStatus());
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$this->db->transComplete();
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$this->dontSeeInDatabase('job', ['name' => 'Grocery Sales']);
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// The second transaction group
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$this->db->transStart();
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$jobData = [
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'name' => 'Comedian',
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'description' => 'Theres something in your teeth',
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];
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$builder->insert($jobData);
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$this->assertTrue($this->db->transStatus());
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$this->db->transComplete();
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$this->seeInDatabase('job', ['name' => 'Comedian']);
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$this->enableDBDebug();
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}
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}

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