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class ConnectionUnitTest in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/modules/system/src/Tests/Database/ConnectionUnitTest.php \Drupal\system\Tests\Database\ConnectionUnitTest

Tests management of database connections.

@group Database

Hierarchy

Expanded class hierarchy of ConnectionUnitTest

File

core/modules/system/src/Tests/Database/ConnectionUnitTest.php, line 18
Contains \Drupal\system\Tests\Database\ConnectionUnitTest.

Namespace

Drupal\system\Tests\Database
View source 
class ConnectionUnitTest extends KernelTestBase {
  protected $key;
  protected $target;
  protected $monitor;
  protected $originalCount;
  protected function setUp() {
    parent::setUp();
    $this->key = 'default';
    $this->originalTarget = 'default';
    $this->target = 'DatabaseConnectionUnitTest';

    // Determine whether the database driver is MySQL. If it is not, the test
    // methods will not be executed.
    // @todo Make this test driver-agnostic, or find a proper way to skip it.
    //   See https://www.drupal.org/node/1273478.
    $connection_info = Database::getConnectionInfo('default');
    $this->skipTest = (bool) ($connection_info['default']['driver'] != 'mysql');
    if ($this->skipTest) {

      // Insert an assertion to prevent Simpletest from interpreting the test
      // as failure.
      $this
        ->pass('This test is only compatible with MySQL.');
    }

    // Create an additional connection to monitor the connections being opened
    // and closed in this test.
    // @see TestBase::changeDatabasePrefix()
    Database::addConnectionInfo('default', 'monitor', $connection_info['default']);
    $this->monitor = Database::getConnection('monitor');
  }

  /**
   * Adds a new database connection info to Database.
   */
  protected function addConnection() {

    // Add a new target to the connection, by cloning the current connection.
    $connection_info = Database::getConnectionInfo($this->key);
    Database::addConnectionInfo($this->key, $this->target, $connection_info[$this->originalTarget]);

    // Verify that the new target exists.
    $info = Database::getConnectionInfo($this->key);

    // Note: Custom assertion message to not expose database credentials.
    $this
      ->assertIdentical($info[$this->target], $connection_info[$this->key], 'New connection info found.');
  }

  /**
   * Returns the connection ID of the current test connection.
   *
   * @return integer
   */
  protected function getConnectionID() {
    return (int) Database::getConnection($this->target, $this->key)
      ->query('SELECT CONNECTION_ID()')
      ->fetchField();
  }

  /**
   * Asserts that a connection ID exists.
   *
   * @param integer $id
   *   The connection ID to verify.
   */
  protected function assertConnection($id) {
    $list = $this->monitor
      ->query('SHOW PROCESSLIST')
      ->fetchAllKeyed(0, 0);
    return $this
      ->assertTrue(isset($list[$id]), format_string('Connection ID @id found.', array(
      '@id' => $id,
    )));
  }

  /**
   * Asserts that a connection ID does not exist.
   *
   * @param integer $id
   *   The connection ID to verify.
   */
  protected function assertNoConnection($id) {
    $list = $this->monitor
      ->query('SHOW PROCESSLIST')
      ->fetchAllKeyed(0, 0);
    return $this
      ->assertFalse(isset($list[$id]), format_string('Connection ID @id not found.', array(
      '@id' => $id,
    )));
  }

  /**
   * Tests Database::closeConnection() without query.
   *
   * @todo getConnectionID() executes a query.
   */
  function testOpenClose() {
    if ($this->skipTest) {
      return;
    }

    // Add and open a new connection.
    $this
      ->addConnection();
    $id = $this
      ->getConnectionID();
    Database::getConnection($this->target, $this->key);

    // Verify that there is a new connection.
    $this
      ->assertConnection($id);

    // Close the connection.
    Database::closeConnection($this->target, $this->key);

    // Wait 20ms to give the database engine sufficient time to react.
    usleep(20000);

    // Verify that we are back to the original connection count.
    $this
      ->assertNoConnection($id);
  }

  /**
   * Tests Database::closeConnection() with a query.
   */
  function testOpenQueryClose() {
    if ($this->skipTest) {
      return;
    }

    // Add and open a new connection.
    $this
      ->addConnection();
    $id = $this
      ->getConnectionID();
    Database::getConnection($this->target, $this->key);

    // Verify that there is a new connection.
    $this
      ->assertConnection($id);

    // Execute a query.
    Database::getConnection($this->target, $this->key)
      ->query('SHOW TABLES');

    // Close the connection.
    Database::closeConnection($this->target, $this->key);

    // Wait 20ms to give the database engine sufficient time to react.
    usleep(20000);

    // Verify that we are back to the original connection count.
    $this
      ->assertNoConnection($id);
  }

  /**
   * Tests Database::closeConnection() with a query and custom prefetch method.
   */
  function testOpenQueryPrefetchClose() {
    if ($this->skipTest) {
      return;
    }

    // Add and open a new connection.
    $this
      ->addConnection();
    $id = $this
      ->getConnectionID();
    Database::getConnection($this->target, $this->key);

    // Verify that there is a new connection.
    $this
      ->assertConnection($id);

    // Execute a query.
    Database::getConnection($this->target, $this->key)
      ->query('SHOW TABLES')
      ->fetchCol();

    // Close the connection.
    Database::closeConnection($this->target, $this->key);

    // Wait 20ms to give the database engine sufficient time to react.
    usleep(20000);

    // Verify that we are back to the original connection count.
    $this
      ->assertNoConnection($id);
  }

  /**
   * Tests Database::closeConnection() with a select query.
   */
  function testOpenSelectQueryClose() {
    if ($this->skipTest) {
      return;
    }

    // Add and open a new connection.
    $this
      ->addConnection();
    $id = $this
      ->getConnectionID();
    Database::getConnection($this->target, $this->key);

    // Verify that there is a new connection.
    $this
      ->assertConnection($id);

    // Create a table.
    $name = 'foo';
    Database::getConnection($this->target, $this->key)
      ->schema()
      ->createTable($name, array(
      'fields' => array(
        'name' => array(
          'type' => 'varchar',
          'length' => 255,
        ),
      ),
    ));

    // Execute a query.
    Database::getConnection($this->target, $this->key)
      ->select('foo', 'f')
      ->fields('f', array(
      'name',
    ))
      ->execute()
      ->fetchAll();

    // Drop the table.
    Database::getConnection($this->target, $this->key)
      ->schema()
      ->dropTable($name);

    // Close the connection.
    Database::closeConnection($this->target, $this->key);

    // Wait 20ms to give the database engine sufficient time to react.
    usleep(20000);

    // Verify that we are back to the original connection count.
    $this
      ->assertNoConnection($id);
  }

  /**
   * Tests pdo options override.
   */
  public function testConnectionOpen() {
    $connection = Database::getConnection('default');
    $reflection = new \ReflectionObject($connection);
    $connection_property = $reflection
      ->getProperty('connection');
    $connection_property
      ->setAccessible(TRUE);
    $error_mode = $connection_property
      ->getValue($connection)
      ->getAttribute(\PDO::ATTR_ERRMODE);
    $this
      ->assertEqual($error_mode, \PDO::ERRMODE_EXCEPTION, 'Ensure the default error mode is set to exception.');
    $connection = Database::getConnectionInfo('default');
    $connection['default']['pdo'][\PDO::ATTR_ERRMODE] = \PDO::ERRMODE_SILENT;
    Database::addConnectionInfo('test', 'default', $connection['default']);
    $connection = Database::getConnection('default', 'test');
    $reflection = new \ReflectionObject($connection);
    $connection_property = $reflection
      ->getProperty('connection');
    $connection_property
      ->setAccessible(TRUE);
    $error_mode = $connection_property
      ->getValue($connection)
      ->getAttribute(\PDO::ATTR_ERRMODE);
    $this
      ->assertEqual($error_mode, \PDO::ERRMODE_SILENT, 'Ensure PDO connection options can be overridden.');
    Database::removeConnection('test');
  }

}

Members

Namesort descending Modifiers Type Description Overrides
AssertContentTrait::$content protected property The current raw content.
AssertContentTrait::$drupalSettings protected property The drupalSettings value from the current raw $content.
AssertContentTrait::$elements protected property The XML structure parsed from the current raw $content. 2
AssertContentTrait::$plainTextContent protected property The plain-text content of raw $content (text nodes).
AssertContentTrait::assertEscaped protected function Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertField protected function Asserts that a field exists with the given name or ID.
AssertContentTrait::assertFieldById protected function Asserts that a field exists with the given ID and value.
AssertContentTrait::assertFieldByName protected function Asserts that a field exists with the given name and value.
AssertContentTrait::assertFieldByXPath protected function Asserts that a field exists in the current page by the given XPath.
AssertContentTrait::assertFieldChecked protected function Asserts that a checkbox field in the current page is checked.
AssertContentTrait::assertFieldsByValue protected function Asserts that a field exists in the current page with a given Xpath result.
AssertContentTrait::assertLink protected function Passes if a link with the specified label is found.
AssertContentTrait::assertLinkByHref protected function Passes if a link containing a given href (part) is found.
AssertContentTrait::assertNoDuplicateIds protected function Asserts that each HTML ID is used for just a single element.
AssertContentTrait::assertNoEscaped protected function Passes if the raw text IS NOT found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertNoField protected function Asserts that a field does not exist with the given name or ID.
AssertContentTrait::assertNoFieldById protected function Asserts that a field does not exist with the given ID and value.
AssertContentTrait::assertNoFieldByName protected function Asserts that a field does not exist with the given name and value.
AssertContentTrait::assertNoFieldByXPath protected function Asserts that a field does not exist or its value does not match, by XPath.
AssertContentTrait::assertNoFieldChecked protected function Asserts that a checkbox field in the current page is not checked.
AssertContentTrait::assertNoLink protected function Passes if a link with the specified label is not found.
AssertContentTrait::assertNoLinkByHref protected function Passes if a link containing a given href (part) is not found.
AssertContentTrait::assertNoLinkByHrefInMainRegion protected function Passes if a link containing a given href is not found in the main region.
AssertContentTrait::assertNoOption protected function Asserts that a select option in the current page does not exist.
AssertContentTrait::assertNoOptionSelected protected function Asserts that a select option in the current page is not checked.
AssertContentTrait::assertNoPattern protected function Triggers a pass if the perl regex pattern is not found in raw content.
AssertContentTrait::assertNoRaw protected function Passes if the raw text is NOT found on the loaded page, fail otherwise.
AssertContentTrait::assertNoText protected function Passes if the page (with HTML stripped) does not contains the text.
AssertContentTrait::assertNoTitle protected function Pass if the page title is not the given string.
AssertContentTrait::assertNoUniqueText protected function Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertContentTrait::assertOption protected function Asserts that a select option in the current page exists.
AssertContentTrait::assertOptionSelected protected function Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionSelectedWithDrupalSelector protected function Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionWithDrupalSelector protected function Asserts that a select option in the current page exists.
AssertContentTrait::assertPattern protected function Triggers a pass if the Perl regex pattern is found in the raw content.
AssertContentTrait::assertRaw protected function Passes if the raw text IS found on the loaded page, fail otherwise.
AssertContentTrait::assertText protected function Passes if the page (with HTML stripped) contains the text.
AssertContentTrait::assertTextHelper protected function Helper for assertText and assertNoText.
AssertContentTrait::assertTextPattern protected function Asserts that a Perl regex pattern is found in the plain-text content.
AssertContentTrait::assertThemeOutput protected function Asserts themed output.
AssertContentTrait::assertTitle protected function Pass if the page title is the given string.
AssertContentTrait::assertUniqueText protected function Passes if the text is found ONLY ONCE on the text version of the page.
AssertContentTrait::assertUniqueTextHelper protected function Helper for assertUniqueText and assertNoUniqueText.
AssertContentTrait::buildXPathQuery protected function Builds an XPath query.
AssertContentTrait::constructFieldXpath protected function Helper: Constructs an XPath for the given set of attributes and value.
AssertContentTrait::cssSelect protected function Searches elements using a CSS selector in the raw content.
AssertContentTrait::getAllOptions protected function Get all option elements, including nested options, in a select.
AssertContentTrait::getDrupalSettings protected function Gets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::getRawContent protected function Gets the current raw content.
AssertContentTrait::getSelectedItem protected function Get the selected value from a select field.
AssertContentTrait::getTextContent protected function Retrieves the plain-text content from the current raw content.
AssertContentTrait::getUrl protected function Get the current URL from the cURL handler. 1
AssertContentTrait::parse protected function Parse content returned from curlExec using DOM and SimpleXML.
AssertContentTrait::removeWhiteSpace protected function Removes all white-space between HTML tags from the raw content.
AssertContentTrait::setDrupalSettings protected function Sets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::setRawContent protected function Sets the raw content (e.g. HTML).
AssertContentTrait::xpath protected function Performs an xpath search on the contents of the internal browser.
AssertHelperTrait::castSafeStrings protected function Casts MarkupInterface objects into strings.
ConnectionUnitTest::$key protected property
ConnectionUnitTest::$monitor protected property
ConnectionUnitTest::$originalCount protected property
ConnectionUnitTest::$target protected property
ConnectionUnitTest::addConnection protected function Adds a new database connection info to Database.
ConnectionUnitTest::assertConnection protected function Asserts that a connection ID exists.
ConnectionUnitTest::assertNoConnection protected function Asserts that a connection ID does not exist.
ConnectionUnitTest::getConnectionID protected function Returns the connection ID of the current test connection.
ConnectionUnitTest::setUp protected function Performs setup tasks before each individual test method is run. Overrides KernelTestBase::setUp
ConnectionUnitTest::testConnectionOpen public function Tests pdo options override.
ConnectionUnitTest::testOpenClose function Tests Database::closeConnection() without query.
ConnectionUnitTest::testOpenQueryClose function Tests Database::closeConnection() with a query.
ConnectionUnitTest::testOpenQueryPrefetchClose function Tests Database::closeConnection() with a query and custom prefetch method.
ConnectionUnitTest::testOpenSelectQueryClose function Tests Database::closeConnection() with a select query.
KernelTestBase::$configDirectories protected property The configuration directories for this test run.
KernelTestBase::$keyValueFactory protected property A KeyValueMemoryFactory instance to use when building the container.
KernelTestBase::$moduleFiles private property
KernelTestBase::$modules public static property Modules to enable. 192
KernelTestBase::$streamWrappers protected property Array of registered stream wrappers.
KernelTestBase::$themeFiles private property
KernelTestBase::beforePrepareEnvironment protected function Act on global state information before the environment is altered for a test. Overrides TestBase::beforePrepareEnvironment
KernelTestBase::containerBuild public function Sets up the base service container for this test. 12
KernelTestBase::defaultLanguageData protected function Provides the data for setting the default language on the container. 1
KernelTestBase::disableModules protected function Disables modules for this test.
KernelTestBase::enableModules protected function Enables modules for this test.
KernelTestBase::installConfig protected function Installs default configuration for a given list of modules.
KernelTestBase::installEntitySchema protected function Installs the storage schema for a specific entity type.
KernelTestBase::installSchema protected function Installs a specific table from a module schema definition.
KernelTestBase::prepareConfigDirectories protected function Create and set new configuration directories. 1
KernelTestBase::registerStreamWrapper protected function Registers a stream wrapper for this test.
KernelTestBase::render protected function Renders a render array.
KernelTestBase::tearDown protected function Performs cleanup tasks after each individual test method has been run. Overrides TestBase::tearDown
KernelTestBase::__construct function Constructor for Test. Overrides TestBase::__construct
RandomGeneratorTrait::$randomGenerator protected property The random generator.
RandomGeneratorTrait::getRandomGenerator protected function Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName protected function Generates a unique random string containing letters and numbers.
RandomGeneratorTrait::randomObject public function Generates a random PHP object.
RandomGeneratorTrait::randomString public function Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate public function Callback for random string validation.
SessionTestTrait::$sessionName protected property The name of the session cookie.
SessionTestTrait::generateSessionName protected function Generates a session cookie name.
SessionTestTrait::getSessionName protected function Returns the session name in use on the child site.
TestBase::$assertions protected property Assertions thrown in that test case.
TestBase::$configImporter protected property The config importer that can used in a test. 5
TestBase::$configSchemaCheckerExclusions protected static property An array of config object names that are excluded from schema checking.
TestBase::$container protected property The dependency injection container used in the test.
TestBase::$databasePrefix protected property The database prefix of this test run.
TestBase::$dieOnFail public property Whether to die in case any test assertion fails.
TestBase::$httpAuthCredentials protected property HTTP authentication credentials (<username>:<password>).
TestBase::$httpAuthMethod protected property HTTP authentication method (specified as a CURLAUTH_* constant).
TestBase::$kernel protected property The DrupalKernel instance used in the test. 1
TestBase::$originalConf protected property The original configuration (variables), if available.
TestBase::$originalConfig protected property The original configuration (variables).
TestBase::$originalConfigDirectories protected property The original configuration directories.
TestBase::$originalContainer protected property The original container.
TestBase::$originalFileDirectory protected property The original file directory, before it was changed for testing purposes.
TestBase::$originalLanguage protected property The original language.
TestBase::$originalPrefix protected property The original database prefix when running inside Simpletest.
TestBase::$originalProfile protected property The original installation profile.
TestBase::$originalSessionName protected property The name of the session cookie of the test-runner.
TestBase::$originalSettings protected property The settings array.
TestBase::$originalShutdownCallbacks protected property The original array of shutdown function callbacks. 1
TestBase::$originalSite protected property The site directory of the original parent site.
TestBase::$originalUser protected property The original user, before testing began. 1
TestBase::$privateFilesDirectory protected property The private file directory for the test environment.
TestBase::$publicFilesDirectory protected property The public file directory for the test environment.
TestBase::$results public property Current results of this test case.
TestBase::$siteDirectory protected property The site directory of this test run.
TestBase::$skipClasses protected property This class is skipped when looking for the source of an assertion.
TestBase::$strictConfigSchema protected property Set to TRUE to strict check all configuration saved. 4
TestBase::$tempFilesDirectory protected property The temporary file directory for the test environment.
TestBase::$testId protected property The test run ID.
TestBase::$timeLimit protected property Time limit for the test.
TestBase::$translationFilesDirectory protected property The translation file directory for the test environment.
TestBase::$verbose public property TRUE if verbose debugging is enabled.
TestBase::$verboseClassName protected property Safe class name for use in verbose output filenames.
TestBase::$verboseDirectory protected property Directory where verbose output files are put.
TestBase::$verboseDirectoryUrl protected property URL to the verbose output file directory.
TestBase::$verboseId protected property Incrementing identifier for verbose output filenames.
TestBase::assert protected function Internal helper: stores the assert.
TestBase::assertEqual protected function Check to see if two values are equal.
TestBase::assertErrorLogged protected function Asserts that a specific error has been logged to the PHP error log.
TestBase::assertFalse protected function Check to see if a value is false.
TestBase::assertIdentical protected function Check to see if two values are identical.
TestBase::assertIdenticalObject protected function Checks to see if two objects are identical.
TestBase::assertNoErrorsLogged protected function Asserts that no errors have been logged to the PHP error.log thus far.
TestBase::assertNotEqual protected function Check to see if two values are not equal.
TestBase::assertNotIdentical protected function Check to see if two values are not identical.
TestBase::assertNotNull protected function Check to see if a value is not NULL.
TestBase::assertNull protected function Check to see if a value is NULL.
TestBase::assertTrue protected function Check to see if a value is not false.
TestBase::changeDatabasePrefix private function Changes the database connection to the prefixed one.
TestBase::checkRequirements protected function Checks the matching requirements for Test. 2
TestBase::config protected function Configuration accessor for tests. Returns non-overridden configuration.
TestBase::configImporter public function Returns a ConfigImporter object to import test importing of configuration. 5
TestBase::copyConfig public function Copies configuration objects from source storage to target storage.
TestBase::deleteAssert public static function Delete an assertion record by message ID.
TestBase::error protected function Fire an error assertion. 3
TestBase::errorHandler public function Handle errors during test runs.
TestBase::exceptionHandler protected function Handle exceptions.
TestBase::fail protected function Fire an assertion that is always negative.
TestBase::filePreDeleteCallback public static function Ensures test files are deletable within file_unmanaged_delete_recursive().
TestBase::generatePermutations public static function Converts a list of possible parameters into a stack of permutations.
TestBase::getAssertionCall protected function Cycles through backtrace until the first non-assertion method is found.
TestBase::getConfigSchemaExclusions protected function Gets the config schema exclusions for this test.
TestBase::getDatabaseConnection public static function Returns the database connection to the site running Simpletest.
TestBase::getDatabasePrefix public function Gets the database prefix.
TestBase::getTempFilesDirectory public function Gets the temporary files directory.
TestBase::insertAssert public static function Store an assertion from outside the testing context.
TestBase::pass protected function Fire an assertion that is always positive.
TestBase::prepareDatabasePrefix private function Generates a database prefix for running tests.
TestBase::prepareEnvironment private function Prepares the current environment for running the test.
TestBase::restoreEnvironment private function Cleans up the test environment and restores the original environment.
TestBase::run public function Run all tests in this class. 1
TestBase::settingsSet protected function Changes in memory settings.
TestBase::storeAssertion protected function Helper method to store an assertion record in the configured database.
TestBase::verbose protected function Logs a verbose message in a text file.