migrationPath = Yii::getAlias('@yiiunit/runtime/test_migrations'); FileHelper::createDirectory($this->migrationPath); if (!file_exists($this->migrationPath)) { $this->markTestIncomplete('Unit tests runtime directory should have writable permissions!'); } } public function tearDownMigrationPath() { FileHelper::removeDirectory($this->migrationPath); } /** * @return array applied migration entries */ abstract protected function getMigrationHistory(); /** * Creates test migrate controller instance. * @return BaseMigrateController migrate command instance. */ protected function createMigrateController() { $module = $this->getMock('yii\\base\\Module', ['fake'], ['console']); $class = $this->migrateControllerClass; $migrateController = new $class('migrate', $module); $migrateController->interactive = false; $migrateController->migrationPath = $this->migrationPath; return $migrateController; } /** * Emulates running of the migrate controller action. * @param string $actionID id of action to be run. * @param array $args action arguments. * @return string command output. */ protected function runMigrateControllerAction($actionID, array $args = []) { $controller = $this->createMigrateController(); ob_start(); ob_implicit_flush(false); $controller->run($actionID, $args); return ob_get_clean(); } /** * @param string $name * @param string|null $date * @return string generated class name */ protected function createMigration($name, $date = null) { if ($date === null) { $date = gmdate('ymd_His'); } $class = 'm' . $date . '_' . $name; $baseClass = $this->migrationBaseClass; $code = <<

migrationPath . DIRECTORY_SEPARATOR . $class . '.php', $code);
        return $class;
    }

    /**
     * Checks if applied migration history matches expected one.
     * @param array $expectedMigrations migration names in expected order
     * @param string $message failure message
     */
    protected function assertMigrationHistory(array $expectedMigrations, $message = '')
    {
        $success = true;
        $migrationHistory = $this->getMigrationHistory();
        $appliedMigrations = $migrationHistory;
        foreach ($expectedMigrations as $expectedMigrationName) {
            $appliedMigration = array_shift($appliedMigrations);
            if (strpos($appliedMigration['version'], $expectedMigrationName) === false) {
                $success = false;
                break;
            }
        }
        if (!$success) {
            $message .= "\n";
            $message .= "Expected: " . var_export($expectedMigrations, true) . "\n";

            $actualMigrations = [];
            foreach ($migrationHistory as $row) {
                $actualMigrations[] = $row['version'];
            }
            $message .= "Actual: " . var_export($actualMigrations, true) . "\n";
        }
        $this->assertTrue($success, $message);
    }

    // Tests :

    public function testCreate()
    {
        $migrationName = 'test_migration';
        $this->runMigrateControllerAction('create', [$migrationName]);
        $files = FileHelper::findFiles($this->migrationPath);
        $this->assertCount(1, $files, 'Unable to create new migration!');
        $this->assertContains($migrationName, basename($files[0]), 'Wrong migration name!');
    }

    public function testUp()
    {
        $this->createMigration('test1');
        $this->createMigration('test2');

        $this->runMigrateControllerAction('up');

        $this->assertMigrationHistory(['base', 'test1', 'test2']);
    }

    /**
     * @depends testUp
     */
    public function testUpCount()
    {
        $this->createMigration('test1');
        $this->createMigration('test2');

        $this->runMigrateControllerAction('up', [1]);

        $this->assertMigrationHistory(['base', 'test1']);
    }

    /**
     * @depends testUp
     */
    public function testDownCount()
    {
        $this->createMigration('test1');
        $this->createMigration('test2');

        $this->runMigrateControllerAction('up');
        $this->runMigrateControllerAction('down', [1]);

        $this->assertMigrationHistory(['base', 'test1']);
    }

    /**
     * @depends testDownCount
     */
    public function testDownAll()
    {
        $this->createMigration('test1');
        $this->createMigration('test2');

        $this->runMigrateControllerAction('up');
        $this->runMigrateControllerAction('down', ['all']);

        $this->assertMigrationHistory(['base']);
    }

    /**
     * @depends testUp
     */
    public function testHistory()
    {
        $output = $this->runMigrateControllerAction('history');
        $this->assertContains('No migration', $output);

        $this->createMigration('test1');
        $this->createMigration('test2');
        $this->runMigrateControllerAction('up');

        $output = $this->runMigrateControllerAction('history');
        $this->assertContains('_test1', $output);
        $this->assertContains('_test2', $output);
    }

    /**
     * @depends testUp
     */
    public function testNew()
    {
        $this->createMigration('test1');

        $output = $this->runMigrateControllerAction('new');
        $this->assertContains('_test1', $output);

        $this->runMigrateControllerAction('up');

        $output = $this->runMigrateControllerAction('new');
        $this->assertNotContains('_test1', $output);
    }

    public function testMark()
    {
        $version = '010101_000001';
        $this->createMigration('test1', $version);

        $this->runMigrateControllerAction('mark', [$version]);

        $this->assertMigrationHistory(['base', 'test1']);
    }

    /**
     * @depends testUp
     */
    public function testRedo()
    {
        $this->createMigration('test1');
        $this->runMigrateControllerAction('up');

        $this->runMigrateControllerAction('redo');

        $this->assertMigrationHistory(['base', 'test1']);
    }
}