function UncaughtExceptionTest::testUncaughtExceptionCustomExceptionHandler

Tests uncaught exception handling with custom exception handler.

File

core/tests/Drupal/FunctionalTests/Bootstrap/UncaughtExceptionTest.php, line 122

Class

UncaughtExceptionTest

Tests kernel panic when things are really messed up.

Namespace

Code

public function testUncaughtExceptionCustomExceptionHandler() : void {
    $settings_filename = $this->siteDirectory . '/settings.php';
    chmod($settings_filename, 0777);
    $settings_php = file_get_contents($settings_filename);
    $settings_php .= "\n";
    $settings_php .= "set_exception_handler(function() {\n";
    $settings_php .= "  header('HTTP/1.1 418 I\\'m a teapot');\n";
    $settings_php .= "  print('Oh oh, flying teapots');\n";
    $settings_php .= "});\n";
    file_put_contents($settings_filename, $settings_php);
    \Drupal::state()->set('error_service_test.break_bare_html_renderer', TRUE);
    $this->drupalGet('');
    $this->assertSession()
        ->statusCodeEquals(418);
    $this->assertSession()
        ->pageTextNotContains('The website encountered an unexpected error. Try again later.');
    $this->assertSession()
        ->pageTextNotContains('Oh oh, bananas in the instruments');
    $this->assertSession()
        ->pageTextContains('Oh oh, flying teapots');
}