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abstract class LoggerInterfaceTest in Lockr 7.3

Provides a base test class for ensuring compliance with the LoggerInterface.

Implementors can extend the class and implement abstract methods to run this as part of their test suite.

Hierarchy

Expanded class hierarchy of LoggerInterfaceTest

File

vendor/psr/log/Psr/Log/Test/LoggerInterfaceTest.php, line 14

Namespace

Psr\Log\Test
View source
abstract class LoggerInterfaceTest extends \PHPUnit_Framework_TestCase {

  /**
   * @return LoggerInterface
   */
  public abstract function getLogger();

  /**
   * This must return the log messages in order.
   *
   * The simple formatting of the messages is: "<LOG LEVEL> <MESSAGE>".
   *
   * Example ->error('Foo') would yield "error Foo".
   *
   * @return string[]
   */
  public abstract function getLogs();
  public function testImplements() {
    $this
      ->assertInstanceOf('Psr\\Log\\LoggerInterface', $this
      ->getLogger());
  }

  /**
   * @dataProvider provideLevelsAndMessages
   */
  public function testLogsAtAllLevels($level, $message) {
    $logger = $this
      ->getLogger();
    $logger
      ->{$level}($message, array(
      'user' => 'Bob',
    ));
    $logger
      ->log($level, $message, array(
      'user' => 'Bob',
    ));
    $expected = array(
      $level . ' message of level ' . $level . ' with context: Bob',
      $level . ' message of level ' . $level . ' with context: Bob',
    );
    $this
      ->assertEquals($expected, $this
      ->getLogs());
  }
  public function provideLevelsAndMessages() {
    return array(
      LogLevel::EMERGENCY => array(
        LogLevel::EMERGENCY,
        'message of level emergency with context: {user}',
      ),
      LogLevel::ALERT => array(
        LogLevel::ALERT,
        'message of level alert with context: {user}',
      ),
      LogLevel::CRITICAL => array(
        LogLevel::CRITICAL,
        'message of level critical with context: {user}',
      ),
      LogLevel::ERROR => array(
        LogLevel::ERROR,
        'message of level error with context: {user}',
      ),
      LogLevel::WARNING => array(
        LogLevel::WARNING,
        'message of level warning with context: {user}',
      ),
      LogLevel::NOTICE => array(
        LogLevel::NOTICE,
        'message of level notice with context: {user}',
      ),
      LogLevel::INFO => array(
        LogLevel::INFO,
        'message of level info with context: {user}',
      ),
      LogLevel::DEBUG => array(
        LogLevel::DEBUG,
        'message of level debug with context: {user}',
      ),
    );
  }

  /**
   * @expectedException \Psr\Log\InvalidArgumentException
   */
  public function testThrowsOnInvalidLevel() {
    $logger = $this
      ->getLogger();
    $logger
      ->log('invalid level', 'Foo');
  }
  public function testContextReplacement() {
    $logger = $this
      ->getLogger();
    $logger
      ->info('{Message {nothing} {user} {foo.bar} a}', array(
      'user' => 'Bob',
      'foo.bar' => 'Bar',
    ));
    $expected = array(
      'info {Message {nothing} Bob Bar a}',
    );
    $this
      ->assertEquals($expected, $this
      ->getLogs());
  }
  public function testObjectCastToString() {
    if (method_exists($this, 'createPartialMock')) {
      $dummy = $this
        ->createPartialMock('Psr\\Log\\Test\\DummyTest', array(
        '__toString',
      ));
    }
    else {
      $dummy = $this
        ->getMock('Psr\\Log\\Test\\DummyTest', array(
        '__toString',
      ));
    }
    $dummy
      ->expects($this
      ->once())
      ->method('__toString')
      ->will($this
      ->returnValue('DUMMY'));
    $this
      ->getLogger()
      ->warning($dummy);
    $expected = array(
      'warning DUMMY',
    );
    $this
      ->assertEquals($expected, $this
      ->getLogs());
  }
  public function testContextCanContainAnything() {
    $closed = fopen('php://memory', 'r');
    fclose($closed);
    $context = array(
      'bool' => true,
      'null' => null,
      'string' => 'Foo',
      'int' => 0,
      'float' => 0.5,
      'nested' => array(
        'with object' => new DummyTest(),
      ),
      'object' => new \DateTime(),
      'resource' => fopen('php://memory', 'r'),
      'closed' => $closed,
    );
    $this
      ->getLogger()
      ->warning('Crazy context data', $context);
    $expected = array(
      'warning Crazy context data',
    );
    $this
      ->assertEquals($expected, $this
      ->getLogs());
  }
  public function testContextExceptionKeyCanBeExceptionOrOtherValues() {
    $logger = $this
      ->getLogger();
    $logger
      ->warning('Random message', array(
      'exception' => 'oops',
    ));
    $logger
      ->critical('Uncaught Exception!', array(
      'exception' => new \LogicException('Fail'),
    ));
    $expected = array(
      'warning Random message',
      'critical Uncaught Exception!',
    );
    $this
      ->assertEquals($expected, $this
      ->getLogs());
  }

}

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