class SettingsTest

class SettingsTest extends WebDriverTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'migrate',
        'migrate_drupal',
        'migrate_drupal_ui',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Log in as user 1. Migrations in the UI can only be performed as user 1.
        $this->drupalLogin($this->rootUser);
    }
    
    /**
     * Test the Credential form with defaults in settings.php.
     *
     * @param string|null $source_connection
     *   The value for the source_connection select field.
     * @param string $version
     *   The legacy Drupal version.
     * @param string[] $manual
     *   User entered form values.
     * @param string[] $databases
     *   Databases data or the settings array.
     * @param string $expected_source_connection
     *   The expected source database connection key.
     *
     * @throws \Behat\Mink\Exception\ElementNotFoundException
     * @throws \Behat\Mink\Exception\ExpectationException
     *
     * @dataProvider providerTestCredentialForm
     */
    public function testCredentialForm($source_connection, $version, array $manual, array $databases, $expected_source_connection) : void {
        // Write settings.
        $migrate_file_public_path = '/var/www/drupal7/sites/default/files';
        $migrate_file_private_path = '/var/www/drupal7/sites/default/files/private';
        $settings['settings']['migrate_source_version'] = (object) [
            'value' => $version,
            'required' => TRUE,
        ];
        $settings['settings']['migrate_source_connection'] = (object) [
            'value' => $source_connection,
            'required' => TRUE,
        ];
        $settings['settings']['migrate_file_public_path'] = (object) [
            'value' => $migrate_file_public_path,
            'required' => TRUE,
        ];
        $settings['settings']['migrate_file_private_path'] = (object) [
            'value' => $migrate_file_private_path,
            'required' => TRUE,
        ];
        foreach ($databases as $key => $value) {
            $settings['databases'][$key]['default'] = (object) [
                'value' => $value['default'],
                'required' => TRUE,
            ];
        }
        $this->writeSettings($settings);
        $edits = [];
        // Enter the values manually if provided.
        if (!empty($manual)) {
            $edit = [];
            $driver = 'Drupal\\mysql\\Driver\\Database\\mysql';
            $edit[$driver]['host'] = $manual['host'];
            $edit[$driver]['database'] = $manual['database'];
            $edit[$driver]['username'] = $manual['username'];
            $edit[$driver]['password'] = $manual['password'];
            $edits = $this->translatePostValues($edit);
        }
        // Start the upgrade process.
        $this->drupalGet('/upgrade');
        $this->submitForm([], 'Continue');
        $session = $this->assertSession();
        // The source connection field is only displayed when there are connections
        // other than default.
        if (empty($databases)) {
            $session->fieldNotExists('source_connection');
        }
        else {
            $session->fieldExists('source_connection');
        }
        // Submit the Credential form.
        $this->submitForm($edits, 'Review upgrade');
        // Confirm that the form actually submitted. IF it submitted, we should see
        // error messages about reading files. If there is no error message, that
        // indicates that the form did not submit.
        $session->responseContains('Failed to read from Document root');
        // Assert the form values.
        $session->fieldValueEquals('version', $version);
        // Check the manually entered credentials or simply the database key.
        if (empty($manual)) {
            $session->fieldValueEquals('source_connection', $expected_source_connection);
        }
        else {
            $session->fieldValueEquals('edit-drupalmysqldriverdatabasemysql-host', $manual['host']);
            $session->fieldValueEquals('edit-drupalmysqldriverdatabasemysql-database', $manual['database']);
            $session->fieldValueEquals('edit-drupalmysqldriverdatabasemysql-username', $manual['username']);
        }
        // Confirm the file paths are correct.
        $session->fieldValueEquals('d6_source_base_path', $migrate_file_public_path);
        $session->fieldValueEquals('source_base_path', $migrate_file_public_path);
        $session->fieldValueEquals('source_private_file_path', $migrate_file_private_path);
    }
    
    /**
     * Data provider for testCredentialForm.
     */
    public static function providerTestCredentialForm() {
        return [
            'no values in settings.php' => [
                'source_connection' => "",
                'version' => '7',
                'manual' => [
                    'host' => '172.18.0.2',
                    'database' => 'drupal7',
                    'username' => 'kate',
                    'password' => 'pwd',
                ],
                'databases' => [],
                'expected_source_connection' => '',
            ],
            'single database in settings, migrate' => [
                'source_connection' => 'migrate',
                'version' => '7',
                'manual' => [],
                'databases' => [
                    'migrate' => [
                        'default' => [
                            'database' => 'drupal7',
                            'username' => 'user',
                            'password' => 'pwd',
                            'prefix' => 'test',
                            'host' => '172.18.0.3',
                            'port' => '3307',
                            'namespace' => 'Drupal\\mysql\\Driver\\Database\\mysql',
                            'driver' => 'mysql',
                        ],
                    ],
                ],
                'expected_source_connection' => 'migrate',
            ],
            'migrate_source_connection not set' => [
                'source_connection' => '',
                'version' => '7',
                'manual' => [],
                'databases' => [
                    'migrate' => [
                        'default' => [
                            'database' => 'drupal7',
                            'username' => 'user',
                            'password' => 'pwd',
                            'prefix' => 'test',
                            'host' => '172.18.0.3',
                            'port' => '3307',
                            'namespace' => 'Drupal\\mysql\\Driver\\Database\\mysql',
                            'driver' => 'mysql',
                        ],
                    ],
                ],
                'expected_source_connection' => 'migrate',
            ],
            'single database in settings, legacy' => [
                'source_connection' => 'legacy',
                'version' => '6',
                'manual' => [],
                'databases' => [
                    'legacy' => [
                        'default' => [
                            'database' => 'drupal6',
                            'username' => 'user',
                            'password' => 'pwd',
                            'prefix' => 'test',
                            'host' => '172.18.0.6',
                            'port' => '3307',
                            'namespace' => 'Drupal\\mysql\\Driver\\Database\\mysql',
                            'driver' => 'mysql',
                        ],
                    ],
                ],
                'expected_source_connection' => 'legacy',
            ],
            'two databases in settings' => [
                'source_connection' => 'source2',
                'version' => '7',
                'manual' => [],
                'databases' => [
                    'migrate' => [
                        'default' => [
                            'database' => 'drupal7',
                            'username' => 'user',
                            'password' => 'pwd',
                            'prefix' => 'test',
                            'host' => '172.18.0.3',
                            'port' => '3307',
                            'namespace' => 'Drupal\\mysql\\Driver\\Database\\mysql',
                            'driver' => 'mysql',
                        ],
                    ],
                    'legacy' => [
                        'default' => [
                            'database' => 'site',
                            'username' => 'user',
                            'password' => 'pwd',
                            'prefix' => 'test',
                            'host' => '172.18.0.2',
                            'port' => '3307',
                            'namespace' => 'Drupal\\mysql\\Driver\\Database\\mysql',
                            'driver' => 'mysql',
                        ],
                    ],
                ],
                'expected_source_connection' => 'migrate',
            ],
            'database in settings, but use manual' => [
                'source_connection' => '',
                'version' => '7',
                'manual' => [
                    'host' => '172.18.0.2',
                    'database' => 'drupal7',
                    'username' => 'kate',
                    'password' => 'pwd',
                ],
                'databases' => [
                    'legacy' => [
                        'default' => [
                            'database' => 'site',
                            'username' => 'user',
                            'password' => 'pwd',
                            'prefix' => 'test',
                            'host' => '172.18.0.2',
                            'port' => '3307',
                            'namespace' => 'Drupal\\mysql\\Driver\\Database\\mysql',
                            'driver' => 'mysql',
                        ],
                    ],
                ],
                'expected_source_connection' => '',
            ],
        ];
    }

}