class ProcessFailedExceptionTest

class ProcessFailedExceptionTest extends \PHPUnit_Framework_TestCase {

  /**
   * tests ProcessFailedException throws exception if the process was successful
   */
  public function testProcessFailedExceptionThrowsException() {
    $process = $this
      ->getMock('Symfony\\Component\\Process\\Process', array(
      'isSuccessful',
    ), array(
      'php',
    ));
    $process
      ->expects($this
      ->once())
      ->method('isSuccessful')
      ->will($this
      ->returnValue(true));
    $this
      ->setExpectedException('\\InvalidArgumentException', 'Expected a failed process, but the given process was successful.');
    $exception = new ProcessFailedException($process);
  }

  /**
   * tests ProcessFailedException uses information from process output
   * to generate exception message
   */
  public function testProcessFailedExceptionPopulatesInformationFromProcessOutput() {
    $cmd = 'php';
    $output = "Command output";
    $errorOutput = "FATAL: Unexpected error";
    $process = $this
      ->getMock('Symfony\\Component\\Process\\Process', array(
      'isSuccessful',
      'getOutput',
      'getErrorOutput',
    ), array(
      $cmd,
    ));
    $process
      ->expects($this
      ->once())
      ->method('isSuccessful')
      ->will($this
      ->returnValue(false));
    $process
      ->expects($this
      ->once())
      ->method('getOutput')
      ->will($this
      ->returnValue($output));
    $process
      ->expects($this
      ->once())
      ->method('getErrorOutput')
      ->will($this
      ->returnValue($errorOutput));
    $exception = new ProcessFailedException($process);
    $this
      ->assertEquals("The command \"{$cmd}\" failed.\n\nOutput:\n================\n{$output}\n\nError Output:\n================\n{$errorOutput}", $exception
      ->getMessage());
  }

}