public function MonitoringMailKernelTest::testTransitionMailOnSensorRuns in Monitoring 8

Tests transition mail on sensor runs.

File

modules/monitoring_mail/tests/src/Kernel/MonitoringMailKernelTest.php, line 70

Class

MonitoringMailKernelTest

Kernel tests for the mail pieces of monitoring.

Namespace

Drupal\Tests\monitoring_mail\Kernel

Code

public function testTransitionMailOnSensorRuns() {
  $sensor_runner = \Drupal::service('monitoring.sensor_runner');

  // A backtrace is logged for CRITICAL sensor status by default.
  $sensorConfig = SensorConfig::load('test_sensor_falls');

  // Check that there are no emails sent.
  $this
    ->assertEmpty($this
    ->getMails());

  // Run a sensor that is CRITICAL and check its corresponding mail.

  /** @var \Drupal\monitoring\Result\SensorResult $result */
  $result = $sensor_runner
    ->runSensors([
    $sensorConfig,
  ])[0];
  $this
    ->assertEquals('CRITICAL', $result
    ->getStatus());
  $this
    ->assertEquals(1, count($this
    ->getMails()));

  // Check if the 'mail header Message-ID' contains sensor_id and host name.
  $mails = $this
    ->getMails();
  $this
    ->assertStringContainsString('test_sensor_falls', $mails[0]['headers']['Message-ID']);
  $this
    ->assertStringContainsString(\Drupal::request()
    ->getHost(), $mails[0]['headers']['Message-ID']);

  // Check the 'mail header From' value.
  $this
    ->assertEquals('MONITORING Example <site_mail@example.com>', $mails[0]['headers']['From']);

  // Run the same sensor again and make sure no additional mail is sent,
  // because its status has not been changed.
  $result = $sensor_runner
    ->runSensors([
    $sensorConfig,
  ])[0];
  $this
    ->assertEquals('CRITICAL', $result
    ->getStatus());
  $this
    ->assertEquals(1, count($this
    ->getMails()));

  // Change sensor threshold settings so that the sensor switches to WARNING.
  $sensorConfig->thresholds['critical'] = 0;

  // Set severities to log also WARNING sensor status.
  \Drupal::configFactory()
    ->getEditable('monitoring_mail.settings')
    ->set('severities', [
    SensorResultInterface::STATUS_CRITICAL,
    SensorResultInterface::STATUS_WARNING,
  ])
    ->save();

  // Run it again, another mail is sent because the status has been changed.
  $result = $sensor_runner
    ->runSensors([
    $sensorConfig,
  ])[0];
  $this
    ->assertEquals('WARNING', $result
    ->getStatus());
  $this
    ->assertEquals(2, count($this
    ->getMails()));

  // Check if the 'mail header References' contains the previous Message-ID.
  $mails = $this
    ->getMails();
  $this
    ->assertEquals($mails[0]['headers']['Message-ID'], $mails[1]['headers']['References']);

  // Change sensor threshold settings so that the sensor switches to OK.
  $sensorConfig->thresholds['warning'] = 0;

  // Run it again, make sure that no additional mail is sent, because its
  // changed status is not in the mail severities.
  $result = $sensor_runner
    ->runSensors([
    $sensorConfig,
  ])[0];
  $this
    ->assertEquals('OK', $result
    ->getStatus());
  $this
    ->assertEquals(2, count($this
    ->getMails()));
}