function ErrorHandlerTest::testErrorHandler

Tests the error handler.

File

core/modules/system/tests/src/Functional/System/ErrorHandlerTest.php, line 30

Class

ErrorHandlerTest

Performs tests on the Drupal error and exception handler.

Namespace

Code

public function testErrorHandler() : void {
    $config = $this->config('system.logging');
    $error_notice = [
        '%type' => 'Notice',
        '@message' => 'Object of class stdClass could not be converted to int',
        '%function' => 'Drupal\\error_test\\Controller\\ErrorTestController->generateWarnings()',
        '%file' => $this->getModulePath('error_test') . '/error_test.module',
    ];
    $error_warning = [
        '%type' => 'Warning',
        '@message' => 'var_export does not handle circular references',
        '%function' => 'Drupal\\error_test\\Controller\\ErrorTestController->generateWarnings()',
        '%file' => $this->getModulePath('error_test') . '/error_test.module',
    ];
    $error_user_notice = [
        '%type' => 'User warning',
        '@message' => 'Drupal & awesome',
        '%function' => 'Drupal\\error_test\\Controller\\ErrorTestController->generateWarnings()',
        '%file' => $this->getModulePath('error_test') . '/error_test.module',
    ];
    // Set error reporting to display verbose notices.
    $this->config('system.logging')
        ->set('error_level', ERROR_REPORTING_DISPLAY_VERBOSE)
        ->save();
    $this->drupalGet('error-test/generate-warnings');
    $this->assertSession()
        ->statusCodeEquals(200);
    $this->assertErrorMessage($error_notice);
    $this->assertErrorMessage($error_warning);
    $this->assertErrorMessage($error_user_notice);
    $this->assertSession()
        ->responseContains('<pre class="backtrace">');
    // Ensure we are escaping but not double escaping.
    $this->assertSession()
        ->responseContains('&amp;');
    $this->assertSession()
        ->responseNotContains('&amp;amp;');
    // Set error reporting to display verbose notices.
    $this->config('system.logging')
        ->set('error_level', ERROR_REPORTING_DISPLAY_VERBOSE)
        ->save();
    // Set error reporting to collect notices.
    $config->set('error_level', ERROR_REPORTING_DISPLAY_ALL)
        ->save();
    $this->drupalGet('error-test/generate-warnings');
    $this->assertSession()
        ->statusCodeEquals(200);
    $this->assertErrorMessage($error_notice);
    $this->assertErrorMessage($error_warning);
    $this->assertErrorMessage($error_user_notice);
    $this->assertSession()
        ->responseNotContains('<pre class="backtrace">');
    // Set error reporting to not collect notices.
    $config->set('error_level', ERROR_REPORTING_DISPLAY_SOME)
        ->save();
    $this->drupalGet('error-test/generate-warnings');
    $this->assertSession()
        ->statusCodeEquals(200);
    $this->assertNoErrorMessage($error_notice);
    $this->assertErrorMessage($error_warning);
    $this->assertErrorMessage($error_user_notice);
    $this->assertSession()
        ->responseNotContains('<pre class="backtrace">');
    // Set error reporting to not show any errors.
    $config->set('error_level', ERROR_REPORTING_HIDE)
        ->save();
    $this->drupalGet('error-test/generate-warnings');
    $this->assertSession()
        ->statusCodeEquals(200);
    $this->assertNoErrorMessage($error_notice);
    $this->assertNoErrorMessage($error_warning);
    $this->assertNoErrorMessage($error_user_notice);
    $this->assertNoMessages();
    $this->assertSession()
        ->responseNotContains('<pre class="backtrace">');
}