class PhpUnitTestRunnerTest

class PhpUnitTestRunnerTest extends UnitTestCase {
  
  /**
   * Tests an error in the test running phase.
   */
  public function testRunTestsError() : void {
    $test_id = 23;
    $log_path = 'test_log_path';
    // Create a mock test run storage.
    $storage = $this->getMockBuilder(SimpletestTestRunResultsStorage::class)
      ->setConstructorArgs([
      $this->createStub(Connection::class),
    ])
      ->onlyMethods([
      'createNew',
    ])
      ->getMock();
    $storage->expects($this->once())
      ->method('createNew')
      ->willReturn($test_id);
    // Create a mock runner.
    $runner = $this->getMockBuilder(PhpUnitTestRunner::class)
      ->setConstructorArgs([
      '',
      '',
    ])
      ->onlyMethods([
      'xmlLogFilepath',
      'processPhpUnitResults',
    ])
      ->getMock();
    $runner->expects($this->once())
      ->method('xmlLogFilepath')
      ->willReturn($log_path);
    $runner->expects($this->once())
      ->method('processPhpUnitResults');
    // Create a mock process.
    $process = $this->createMock(Process::class);
    $process->expects($this->once())
      ->method('isTerminated')
      ->willReturn(TRUE);
    $process->expects($this->once())
      ->method('getOutput')
      ->willReturn('A most serious error occurred.');
    $process->expects($this->once())
      ->method('getExitCode')
      ->willReturn(TestStatus::SYSTEM);
    // The execute() method expects $status by reference, so we initialize it
    // to some value we don't expect back.
    $test_run = TestRun::createNew($storage);
    $test_run->start(microtime(TRUE));
    $test_run->end(microtime(TRUE));
    $process_outcome = $runner->processPhpUnitOnSingleTestClassOutcome($process, $test_run, 'SomeTest');
    // Make sure our status code made the round trip.
    $this->assertEquals(TestStatus::SYSTEM, $process_outcome['status']);
    // A serious error in runCommand() should give us a fixed set of results.
    $row = reset($process_outcome['phpunit_results']);
    unset($row['time']);
    $fail_row = [
      'test_id' => $test_id,
      'test_class' => 'SomeTest',
      'status' => TestStatus::label(TestStatus::SYSTEM),
      'message' => 'A most serious error occurred.',
      'message_group' => 'Other',
      'function' => '*** Process execution output ***',
      'line' => '0',
      'file' => $log_path,
      'exit_code' => 3,
    ];
    $this->assertEquals($fail_row, $row);
  }
  
  /**
   * Tests php unit command.
   */
  public function testPhpUnitCommand() : void {
    $runner = new PhpUnitTestRunner($this->root, sys_get_temp_dir());
    $this->assertMatchesRegularExpression('/phpunit/', $runner->phpUnitCommand());
  }
  
  /**
   * Tests xml log file path.
   */
  public function testXmlLogFilePath() : void {
    $runner = new PhpUnitTestRunner($this->root, sys_get_temp_dir());
    $this->assertStringEndsWith('phpunit-23.xml', $runner->xmlLogFilePath(23));
  }
  public static function providerTestSummarizeResults() : array {
    return [
      [
        [
          [
            'test_class' => static::class,
            'status' => 'pass',
            'time' => 0.010001,
          ],
        ],
        '#pass',
      ],
      [
        [
          [
            'test_class' => static::class,
            'status' => 'fail',
            'time' => 0.010002,
          ],
        ],
        '#fail',
      ],
      [
        [
          [
            'test_class' => static::class,
            'status' => 'exception',
            'time' => 0.010003,
          ],
        ],
        '#exception',
      ],
      [
        [
          [
            'test_class' => static::class,
            'status' => 'debug',
            'time' => 0.010004,
          ],
        ],
        '#debug',
      ],
    ];
  }
  
  /**
   * Tests summarize results.
   */
  public function testSummarizeResults($results, $has_status) : void {
    $runner = new PhpUnitTestRunner($this->root, sys_get_temp_dir());
    $summary = $runner->summarizeResults($results);
    $this->assertArrayHasKey(static::class, $summary);
    $this->assertEquals(1, $summary[static::class][$has_status]);
    foreach (array_diff([
      '#pass',
      '#fail',
      '#exception',
      '#debug',
    ], [
      $has_status,
    ]) as $should_be_zero) {
      $this->assertSame(0, $summary[static::class][$should_be_zero]);
    }
  }

}