trait SmsFrameworkMessageResultTestTrait in SMS Framework 8

trait SmsFrameworkMessageResultTestTrait {

  /**
   * Tests error.
   *
   * @covers ::getError
   * @covers ::setError
   */
  public function testError() {
    $result = $this
      ->createMessageResult();
    $this
      ->assertNull($result
      ->getError(), 'Default value is NULL');
    $error = $this
      ->getRandomGenerator()
      ->string();
    $return = $result
      ->setError($error);
    $this
      ->assertTrue($return instanceof SmsMessageResultInterface);
    $this
      ->assertEquals($error, $result
      ->getError());
  }

  /**
   * Tests error message.
   *
   * @covers ::getErrorMessage
   * @covers ::setErrorMessage
   */
  public function testErrorMessage() {
    $result = $this
      ->createMessageResult();
    $this
      ->assertEquals('', $result
      ->getErrorMessage(), 'Default value is empty string');
    $error_message = $this
      ->getRandomGenerator()
      ->string();
    $return = $result
      ->setErrorMessage($error_message);
    $this
      ->assertTrue($return instanceof SmsMessageResultInterface);
    $this
      ->assertEquals($error_message, $result
      ->getErrorMessage());
  }

  /**
   * Tests get report for a recipient.
   *
   * @covers ::getReport
   */
  public function testGetReport() {
    $result = $this
      ->createMessageResult();
    $recipient = '123123123';
    $this
      ->assertNull($result
      ->getReport($recipient), 'No report found');
    $report = (new SmsDeliveryReport())
      ->setRecipient($recipient);
    $result
      ->setReports([
      $report,
    ]);
    $this
      ->assertTrue($result
      ->getReport($recipient) instanceof SmsDeliveryReportInterface, 'Report found');
  }

  /**
   * Tests setting and getting the list of reports.
   *
   * @covers ::getReports
   * @covers ::setReports
   */
  public function testReports() {
    $result = $this
      ->createMessageResult();
    $recipient = '123123123';
    $report = (new SmsDeliveryReport())
      ->setRecipient($recipient);
    $return = $result
      ->setReports([
      $report,
    ]);
    $this
      ->assertTrue($return instanceof SmsMessageResultInterface);
    $reports = $result
      ->getReports();
    $this
      ->assertEquals(1, count($reports));
    $this
      ->assertTrue($reports[0] instanceof SmsDeliveryReportInterface);

    // Verify that a second ::setReports() call clears what was there before.
    $report2 = (new SmsDeliveryReport())
      ->setRecipient('2345678901');
    $result
      ->setReports([
      $report2,
    ]);
    $reports = $result
      ->getReports();
    $this
      ->assertEquals(1, count($reports));
  }

  /**
   * Tests adding a report to the list of reports.
   *
   * @covers ::addReport
   */
  public function testAddReport() {
    $result = $this
      ->createMessageResult();
    $this
      ->assertEquals(0, count($result
      ->getReports()), 'There are zero reports.');
    $report = (new SmsDeliveryReport())
      ->setRecipient('123123123');
    $return = $result
      ->addReport($report);
    $this
      ->assertTrue($return instanceof SmsMessageResultInterface, 'Return type is a result object');
    $this
      ->assertEquals(1, count($result
      ->getReports()), 'There is one report.');
  }

  /**
   * Tests credits balance.
   *
   * @covers ::getCreditsBalance
   * @covers ::setCreditsBalance
   */
  public function testCreditsBalance() {
    $result = $this
      ->createMessageResult();
    $this
      ->assertNull($result
      ->getCreditsBalance(), 'No credit balance set');
    $balance = 13.37;
    $return = $result
      ->setCreditsBalance($balance);
    $this
      ->assertTrue($return instanceof SmsMessageResultInterface);
    $this
      ->assertEquals($balance, $result
      ->getCreditsBalance());
  }

  /**
   * Tests credits balance set is wrong type.
   *
   * @covers ::setCreditsBalance
   */
  public function testCreditsBalanceIncorrectType() {
    $balance = 'foobar';
    $result = $this
      ->createMessageResult();
    $this
      ->setExpectedException(SmsException::class, 'Credit balance set is a string');
    $result
      ->setCreditsBalance($balance);
  }

  /**
   * Tests credits used.
   *
   * @covers ::getCreditsUsed
   * @covers ::setCreditsUsed
   */
  public function testCreditsUsed() {
    $result = $this
      ->createMessageResult();
    $this
      ->assertNull($result
      ->getCreditsUsed(), 'No credits used set');
    $used = 13.37;
    $return = $result
      ->setCreditsUsed($used);
    $this
      ->assertTrue($return instanceof SmsMessageResultInterface);
    $this
      ->assertEquals($used, $result
      ->getCreditsUsed());
  }

  /**
   * Tests credits used set is wrong type.
   *
   * @covers ::setCreditsUsed
   */
  public function testCreditsUsedIncorrectType() {
    $used = 'foobar';
    $result = $this
      ->createMessageResult();
    $this
      ->setExpectedException(SmsException::class, 'Credit used is a string');
    $result
      ->setCreditsUsed($used);
  }

  /**
   * Creates a message result for testing.
   *
   * @return \Drupal\sms\Message\SmsMessageResultInterface
   *   A result for testing.
   */
  protected abstract function createMessageResult();

}