class ContactSitewideTest

class ContactSitewideTest extends BrowserTestBase {
  use FieldUiTestTrait;
  use AssertMailTrait;
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'text',
    'contact',
    'field_ui',
    'contact_test',
    'block',
    'error_service_test',
    'dblog',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->drupalPlaceBlock('system_breadcrumb_block');
    $this->drupalPlaceBlock('local_tasks_block');
    $this->drupalPlaceBlock('local_actions_block');
    $this->drupalPlaceBlock('page_title_block');
  }
  
  /**
   * Tests configuration options and the site-wide contact form.
   */
  public function testSiteWideContact() : void {
    // Tests name and email fields for authenticated and anonymous users.
    $this->drupalLogin($this->drupalCreateUser([
      'access site-wide contact form',
    ]));
    $this->drupalGet('contact');
    // Ensure that there is no textfield for name.
    $this->assertSession()
      ->fieldNotExists('name');
    // Ensure that there is no textfield for email.
    $this->assertSession()
      ->fieldNotExists('mail');
    // Logout and retrieve the page as an anonymous user
    $this->drupalLogout();
    user_role_grant_permissions('anonymous', [
      'access site-wide contact form',
    ]);
    $this->drupalGet('contact');
    // Ensure that there is textfield for name.
    $this->assertSession()
      ->fieldExists('name');
    // Ensure that there is textfield for email.
    $this->assertSession()
      ->fieldExists('mail');
    // Create and log in administrative user.
    $admin_user = $this->drupalCreateUser([
      'access site-wide contact form',
      'administer contact forms',
      'administer users',
      'administer account settings',
      'administer contact_message display',
      'administer contact_message fields',
      'administer contact_message form display',
    ]);
    $this->drupalLogin($admin_user);
    // Check the presence of expected cache tags.
    $this->drupalGet('contact');
    $this->assertSession()
      ->responseHeaderContains('X-Drupal-Cache-Tags', 'config:contact.settings');
    $flood_limit = 3;
    $this->config('contact.settings')
      ->set('flood.limit', $flood_limit)
      ->set('flood.interval', 600)
      ->save();
    // Set settings.
    $edit = [];
    $edit['contact_default_status'] = TRUE;
    $this->drupalGet('admin/config/people/accounts');
    $this->submitForm($edit, 'Save configuration');
    $this->assertSession()
      ->pageTextContains('The configuration options have been saved.');
    $this->drupalGet('admin/structure/contact');
    // Default form exists.
    $this->assertSession()
      ->linkByHrefExists('admin/structure/contact/manage/feedback/delete');
    // User form could not be changed or deleted.
    // Cannot use ::assertNoLinkByHref as it does partial URL matching and with
    // field_ui enabled admin/structure/contact/manage/personal/fields exists.
    // @todo See https://www.drupal.org/node/2031223 for the above.
    $url = Url::fromRoute('entity.contact_form.edit_form', [
      'contact_form' => 'personal',
    ])->toString();
    $this->assertSession()
      ->elementNotExists('xpath', "//a[@href='{$url}']");
    $this->assertSession()
      ->linkByHrefNotExists('admin/structure/contact/manage/personal/delete');
    $this->drupalGet('admin/structure/contact/manage/personal');
    $this->assertSession()
      ->statusCodeEquals(403);
    // Delete old forms to ensure that new forms are used.
    $this->deleteContactForms();
    $this->drupalGet('admin/structure/contact');
    $this->assertSession()
      ->pageTextContains('Personal');
    $this->assertSession()
      ->linkByHrefNotExists('admin/structure/contact/manage/feedback');
    // Ensure that the contact form won't be shown without forms.
    user_role_grant_permissions(RoleInterface::ANONYMOUS_ID, [
      'access site-wide contact form',
    ]);
    $this->drupalLogout();
    $this->drupalGet('contact');
    $this->assertSession()
      ->statusCodeEquals(404);
    $this->drupalLogin($admin_user);
    $this->drupalGet('contact');
    $this->assertSession()
      ->statusCodeEquals(200);
    $this->assertSession()
      ->pageTextContains('The contact form has not been configured.');
    // Test access personal form via site-wide contact page.
    $this->drupalGet('contact/personal');
    $this->assertSession()
      ->statusCodeEquals(403);
    // Add forms.
    // Test invalid recipients.
    $invalid_recipients = [
      'invalid',
      'invalid@',
      'invalid@site.',
      '@site.',
      '@site.com',
    ];
    foreach ($invalid_recipients as $invalid_recipient) {
      $this->addContactForm($this->randomMachineName(16), $this->randomMachineName(16), $invalid_recipient, '', FALSE);
      $this->assertSession()
        ->pageTextContains($invalid_recipient . ' is an invalid email address.');
    }
    // Test validation of empty form and recipients fields.
    $this->addContactForm('', '', '', '', TRUE);
    $this->assertSession()
      ->pageTextContains('Label field is required.');
    $this->assertSession()
      ->pageTextContains('Machine-readable name field is required.');
    $this->assertSession()
      ->pageTextContains('Recipients field is required.');
    // Test validation of max_length machine name.
    $recipients = [
      'simpletest&@example.com',
      'simpletest2@example.com',
      'simpletest3@example.com',
    ];
    $max_length = EntityTypeInterface::BUNDLE_MAX_LENGTH;
    $max_length_exceeded = $max_length + 1;
    $this->addContactForm($id = $this->randomMachineName($max_length_exceeded), $label = $this->randomMachineName($max_length_exceeded), implode(',', [
      $recipients[0],
    ]), '', TRUE);
    $this->assertSession()
      ->pageTextContains('Machine-readable name cannot be longer than ' . $max_length . ' characters but is currently ' . $max_length_exceeded . ' characters long.');
    $this->addContactForm($id = $this->randomMachineName($max_length), $label = $this->randomMachineName($max_length), implode(',', [
      $recipients[0],
    ]), '', TRUE);
    $this->assertSession()
      ->pageTextContains('Contact form ' . $label . ' has been added.');
    // Verify that the creation message contains a link to a contact form.
    $this->assertSession()
      ->elementExists('xpath', '//div[@data-drupal-messages]//a[contains(@href, "contact/")]');
    // Create first valid form.
    $this->addContactForm($id = $this->randomMachineName(16), $label = $this->randomMachineName(16), implode(',', [
      $recipients[0],
    ]), '', TRUE);
    $this->assertSession()
      ->pageTextContains('Contact form ' . $label . ' has been added.');
    // Verify that the creation message contains a link to a contact form.
    $this->assertSession()
      ->elementExists('xpath', '//div[@data-drupal-messages]//a[contains(@href, "contact/")]');
    // Check that the form was created in site default language.
    $langcode = $this->config('contact.form.' . $id)
      ->get('langcode');
    $default_langcode = \Drupal::languageManager()->getDefaultLanguage()
      ->getId();
    $this->assertEquals($default_langcode, $langcode);
    // Make sure the newly created form is included in the list of forms.
    $this->assertSession()
      ->pageTextMatchesCount(2, '/' . $label . '/');
    // Ensure that the recipient email is escaped on the listing.
    $this->drupalGet('admin/structure/contact');
    $this->assertSession()
      ->assertEscaped($recipients[0]);
    // Test update contact form.
    $this->updateContactForm($id, $label = $this->randomMachineName(16), implode(',', [
      $recipients[0],
      $recipients[1],
    ]), $reply = $this->randomMachineName(30), FALSE, 'Your message has been sent.', '/user');
    $config = $this->config('contact.form.' . $id)
      ->get();
    $this->assertEquals($label, $config['label']);
    $this->assertEquals([
      $recipients[0],
      $recipients[1],
    ], $config['recipients']);
    $this->assertEquals($reply, $config['reply']);
    $this->assertNotEquals($this->config('contact.settings')
      ->get('default_form'), $id);
    $this->assertSession()
      ->pageTextContains('Contact form ' . $label . ' has been updated.');
    // Ensure the label is displayed on the contact page for this form.
    $this->drupalGet('contact/' . $id);
    $this->assertSession()
      ->pageTextContains($label);
    // Reset the form back to be the default form.
    $this->config('contact.settings')
      ->set('default_form', $id)
      ->save();
    // Ensure that the contact form is shown without a form selection input.
    user_role_grant_permissions(RoleInterface::ANONYMOUS_ID, [
      'access site-wide contact form',
    ]);
    $this->drupalLogout();
    $this->drupalGet('contact');
    $this->assertSession()
      ->pageTextContains('Your email address');
    $this->assertSession()
      ->pageTextNotContains('Form');
    $this->drupalLogin($admin_user);
    // Add more forms.
    $this->addContactForm($this->randomMachineName(16), $label = $this->randomMachineName(16), implode(',', [
      $recipients[0],
      $recipients[1],
    ]), '', FALSE);
    $this->assertSession()
      ->pageTextContains('Contact form ' . $label . ' has been added.');
    $this->addContactForm($name = $this->randomMachineName(16), $label = $this->randomMachineName(16), implode(',', [
      $recipients[0],
      $recipients[1],
      $recipients[2],
    ]), '', FALSE);
    $this->assertSession()
      ->pageTextContains('Contact form ' . $label . ' has been added.');
    // Try adding a form that already exists.
    $this->addContactForm($name, $label, '', '', FALSE);
    $this->assertSession()
      ->pageTextNotContains("Contact form {$label} has been added.");
    $this->assertSession()
      ->pageTextContains('The machine-readable name is already in use. It must be unique.');
    $this->drupalLogout();
    // Check to see that anonymous user cannot see contact page without permission.
    user_role_revoke_permissions(RoleInterface::ANONYMOUS_ID, [
      'access site-wide contact form',
    ]);
    $this->drupalGet('contact');
    $this->assertSession()
      ->statusCodeEquals(403);
    // Give anonymous user permission and see that page is viewable.
    user_role_grant_permissions(RoleInterface::ANONYMOUS_ID, [
      'access site-wide contact form',
    ]);
    $this->drupalGet('contact');
    $this->assertSession()
      ->statusCodeEquals(200);
    // Submit contact form with invalid values.
    $this->submitContact('', $recipients[0], $this->randomMachineName(16), $id, $this->randomMachineName(64));
    $this->assertSession()
      ->pageTextContains('Your name field is required.');
    $this->submitContact($this->randomMachineName(16), '', $this->randomMachineName(16), $id, $this->randomMachineName(64));
    $this->assertSession()
      ->pageTextContains('Your email address field is required.');
    $this->submitContact($this->randomMachineName(16), $invalid_recipients[0], $this->randomMachineName(16), $id, $this->randomMachineName(64));
    $this->assertSession()
      ->pageTextContains('The email address invalid is not valid.');
    $this->submitContact($this->randomMachineName(16), $recipients[0], '', $id, $this->randomMachineName(64));
    $this->assertSession()
      ->pageTextContains('Subject field is required.');
    $this->submitContact($this->randomMachineName(16), $recipients[0], $this->randomMachineName(16), $id, '');
    $this->assertSession()
      ->pageTextContains('Message field is required.');
    // Test contact form with no default form selected.
    $this->config('contact.settings')
      ->set('default_form', NULL)
      ->save();
    $this->drupalGet('contact');
    $this->assertSession()
      ->statusCodeEquals(404);
    // Try to access contact form with non-existing form IDs.
    $this->drupalGet('contact/0');
    $this->assertSession()
      ->statusCodeEquals(404);
    $this->drupalGet('contact/' . $this->randomMachineName());
    $this->assertSession()
      ->statusCodeEquals(404);
    // Submit contact form with correct values and check flood interval.
    for ($i = 0; $i < $flood_limit; $i++) {
      $this->submitContact($this->randomMachineName(16), $recipients[0], $this->randomMachineName(16), $id, $this->randomMachineName(64));
      $this->assertSession()
        ->pageTextContains('Your message has been sent.');
    }
    // Submit contact form one over limit.
    $this->submitContact($this->randomMachineName(16), $recipients[0], $this->randomMachineName(16), $id, $this->randomMachineName(64));
    $this->assertSession()
      ->pageTextContains('You cannot send more than ' . $this->config('contact.settings')
      ->get('flood.limit') . ' messages in 10 min. Try again later.');
    // Test listing controller.
    $this->drupalLogin($admin_user);
    $this->deleteContactForms();
    $label = $this->randomMachineName(16);
    $recipients = implode(',', [
      $recipients[0],
      $recipients[1],
      $recipients[2],
    ]);
    $contact_form = $this->randomMachineName(16);
    $this->addContactForm($contact_form, $label, $recipients, '', FALSE);
    $this->drupalGet('admin/structure/contact');
    $this->clickLink('Edit');
    $this->assertSession()
      ->statusCodeEquals(200);
    $this->assertSession()
      ->fieldValueEquals('label', $label);
    // Verify contact "View" tab exists.
    $this->assertSession()
      ->linkExists('View');
    // Test field UI and field integration.
    $this->drupalGet('admin/structure/contact');
    // Test contact listing links to contact form.
    $this->assertSession()
      ->elementExists('xpath', $this->assertSession()
      ->buildXPathQuery('//table/tbody/tr/td/a[contains(@href, :href) and text()=:text]', [
      ':href' => Url::fromRoute('entity.contact_form.canonical', [
        'contact_form' => $contact_form,
      ])->toString(),
      ':text' => $label,
    ]));
    // Find out in which row the form we want to add a field to is.
    foreach ($this->xpath('//table/tbody/tr') as $row) {
      if ($row->findLink($label)) {
        $row->clickLink('Manage fields');
        break;

      }
    }
    $this->assertSession()
      ->statusCodeEquals(200);
    $this->clickLink('Create a new field');
    $this->assertSession()
      ->statusCodeEquals(200);
    // Create a simple textfield.
    $field_name = $this->randomMachineName();
    $field_label = $this->randomMachineName();
    $this->fieldUIAddNewField(NULL, $field_name, $field_label, 'text');
    $field_name = 'field_' . $field_name;
    // Check preview field can be ordered.
    $this->drupalGet('admin/structure/contact/manage/' . $contact_form . '/form-display');
    $this->assertSession()
      ->pageTextContains('Preview');
    // Check that the field is displayed.
    $this->drupalGet('contact/' . $contact_form);
    $this->assertSession()
      ->pageTextContains($field_label);
    // Submit the contact form and verify the content.
    $edit = [
      'subject[0][value]' => $this->randomMachineName(),
      'message[0][value]' => $this->randomMachineName(),
      $field_name . '[0][value]' => $this->randomMachineName(),
    ];
    $this->submitForm($edit, 'Send message');
    $mails = $this->getMails();
    $mail = array_pop($mails);
    $this->assertEquals(sprintf('[%s] %s', $label, $edit['subject[0][value]']), $mail['subject']);
    $this->assertStringContainsString($field_label, $mail['body']);
    $this->assertStringContainsString($edit[$field_name . '[0][value]'], $mail['body']);
    // Test messages and redirect.
    /** @var \Drupal\contact\ContactFormInterface $form */
    $form = ContactForm::load($contact_form);
    $form->setMessage('Thanks for your submission.');
    $form->setRedirectPath('/user/' . $admin_user->id());
    $form->save();
    // Check that the field is displayed.
    $this->drupalGet('contact/' . $contact_form);
    // Submit the contact form and verify the content.
    $edit = [
      'subject[0][value]' => $this->randomMachineName(),
      'message[0][value]' => $this->randomMachineName(),
      $field_name . '[0][value]' => $this->randomMachineName(),
    ];
    $this->submitForm($edit, 'Send message');
    $this->assertSession()
      ->pageTextContains('Thanks for your submission.');
    $this->assertSession()
      ->addressEquals('user/' . $admin_user->id());
    // Test Empty message.
    /** @var \Drupal\contact\ContactFormInterface $form */
    $form = ContactForm::load($contact_form);
    $form->setMessage('');
    $form->setRedirectPath('/user/' . $admin_user->id());
    $form->save();
    $this->drupalGet('admin/structure/contact/manage/' . $contact_form);
    // Check that the field is displayed.
    $this->drupalGet('contact/' . $contact_form);
    // Submit the contact form and verify the content.
    $edit = [
      'subject[0][value]' => $this->randomMachineName(),
      'message[0][value]' => $this->randomMachineName(),
      $field_name . '[0][value]' => $this->randomMachineName(),
    ];
    $this->submitForm($edit, 'Send message');
    // Verify that messages are not found.
    $this->assertSession()
      ->elementNotExists('xpath', '//div[@data-drupal-messages]');
    $this->assertSession()
      ->addressEquals('user/' . $admin_user->id());
    // Test preview and visibility of the message field and label. Submit the
    // contact form and verify the content.
    $edit = [
      'subject[0][value]' => $this->randomMachineName(),
      'message[0][value]' => $this->randomMachineName(),
      $field_name . '[0][value]' => $this->randomMachineName(),
    ];
    $this->drupalGet($form->toUrl('canonical'));
    $this->submitForm($edit, 'Preview');
    // Message is now by default displayed twice, once for the form element and
    // once for the viewed message.
    $message = $edit['message[0][value]'];
    $this->assertSession()
      ->pageTextMatchesCount(2, '/Message/');
    $this->assertSession()
      ->pageTextMatchesCount(2, '/' . $message . '/');
    // Check for label and message in form element.
    $this->assertSession()
      ->elementTextEquals('css', 'label[for="edit-message-0-value"]', 'Message');
    $this->assertSession()
      ->fieldValueEquals('edit-message-0-value', $message);
    // Check for label and message in preview.
    $this->assertSession()
      ->elementTextContains('css', '#edit-preview', 'Message');
    $this->assertSession()
      ->elementTextContains('css', '#edit-preview', $message);
    // Hide the message field label.
    $display_edit = [
      'fields[message][label]' => 'hidden',
    ];
    $this->drupalGet('admin/structure/contact/manage/' . $contact_form . '/display');
    $this->submitForm($display_edit, 'Save');
    $this->drupalGet($form->toUrl('canonical'));
    $this->submitForm($edit, 'Preview');
    // 'Message' should only be displayed once now with the actual message
    // displayed twice.
    $this->assertSession()
      ->pageTextContainsOnce('Message');
    $this->assertSession()
      ->pageTextMatchesCount(2, '/' . $message . '/');
    // Check for label and message in form element.
    $this->assertSession()
      ->elementTextEquals('css', 'label[for="edit-message-0-value"]', 'Message');
    $this->assertSession()
      ->fieldValueEquals('edit-message-0-value', $message);
    // Check for message in preview but no label.
    $this->assertSession()
      ->elementTextNotContains('css', '#edit-preview', 'Message');
    $this->assertSession()
      ->elementTextContains('css', '#edit-preview', $message);
    // Set the preview field to 'hidden' in the view mode and check that the
    // field is hidden.
    $edit = [
      'fields[preview][region]' => 'hidden',
    ];
    $this->drupalGet('admin/structure/contact/manage/' . $contact_form . '/form-display');
    $this->submitForm($edit, 'Save');
    $this->assertSession()
      ->fieldExists('fields[preview][region]');
    // Check that the field preview is not displayed in the form.
    $this->drupalGet('contact/' . $contact_form);
    $this->assertSession()
      ->responseNotContains('Preview');
  }
  
  /**
   * Tests auto-reply on the site-wide contact form.
   */
  public function testAutoReply() : void {
    // Create and log in administrative user.
    $admin_user = $this->drupalCreateUser([
      'access site-wide contact form',
      'administer contact forms',
      'administer permissions',
      'administer users',
      'access site reports',
    ]);
    $this->drupalLogin($admin_user);
    // Set up three forms, 2 with an auto-reply and one without.
    $foo_autoreply = $this->randomMachineName(40);
    $bar_autoreply = $this->randomMachineName(40);
    $this->addContactForm('foo', 'foo', 'foo@example.com', $foo_autoreply, FALSE);
    $this->addContactForm('bar', 'bar', 'bar@example.com', $bar_autoreply, FALSE);
    $this->addContactForm('no_autoreply', 'no_autoreply', 'bar@example.com', '', FALSE);
    // Log the current user out in order to test the name and email fields.
    $this->drupalLogout();
    user_role_grant_permissions(RoleInterface::ANONYMOUS_ID, [
      'access site-wide contact form',
    ]);
    // Test the auto-reply for form 'foo'.
    $email = $this->randomMachineName(32) . '@example.com';
    $subject = $this->randomMachineName(64);
    $this->submitContact($this->randomMachineName(16), $email, $subject, 'foo', $this->randomString(128));
    // We are testing the auto-reply, so there should be one email going to the sender.
    $captured_emails = $this->getMails([
      'id' => 'contact_page_autoreply',
      'to' => $email,
    ]);
    $this->assertCount(1, $captured_emails);
    $this->assertEquals(trim(MailFormatHelper::htmlToText($foo_autoreply)), trim($captured_emails[0]['body']));
    // Test the auto-reply for form 'bar'.
    $email = $this->randomMachineName(32) . '@example.com';
    $this->submitContact($this->randomMachineName(16), $email, $this->randomString(64), 'bar', $this->randomString(128));
    // Auto-reply for form 'bar' should result in one auto-reply email to the sender.
    $captured_emails = $this->getMails([
      'id' => 'contact_page_autoreply',
      'to' => $email,
    ]);
    $this->assertCount(1, $captured_emails);
    $this->assertEquals(trim(MailFormatHelper::htmlToText($bar_autoreply)), trim($captured_emails[0]['body']));
    // Verify that no auto-reply is sent when the auto-reply field is left blank.
    $email = $this->randomMachineName(32) . '@example.com';
    $this->submitContact($this->randomMachineName(16), $email, $this->randomString(64), 'no_autoreply', $this->randomString(128));
    $captured_emails = $this->getMails([
      'id' => 'contact_page_autoreply',
      'to' => $email,
    ]);
    $this->assertCount(0, $captured_emails);
    // Verify that the current error message doesn't show, that the auto-reply
    // doesn't get sent and the correct silent error gets logged.
    $email = '';
    \Drupal::service('entity_display.repository')->getFormDisplay('contact_message', 'foo')
      ->removeComponent('mail')
      ->save();
    $this->submitContact($this->randomMachineName(16), $email, $this->randomString(64), 'foo', $this->randomString(128));
    $this->assertSession()
      ->pageTextNotContains('Unable to send email. Contact the site administrator if the problem persists.');
    $captured_emails = $this->getMails([
      'id' => 'contact_page_autoreply',
      'to' => $email,
    ]);
    $this->assertCount(0, $captured_emails);
    $this->drupalLogin($admin_user);
    $this->drupalGet('admin/reports/dblog');
    $this->assertSession()
      ->responseContains('Error sending auto-reply, missing sender email address in foo');
  }
  
  /**
   * Adds a form.
   *
   * @param string $id
   *   The form machine name.
   * @param string $label
   *   The form label.
   * @param string $recipients
   *   The list of recipient email addresses.
   * @param string $reply
   *   The auto-reply text that is sent to a user upon completing the contact
   *   form.
   * @param bool $selected
   *   A Boolean indicating whether the form should be selected by default.
   * @param string $message
   *   The message that will be displayed to a user upon completing the contact
   *   form.
   * @param array $third_party_settings
   *   Array of third party settings to be added to the posted form data.
   */
  public function addContactForm($id, $label, $recipients, $reply, $selected, $message = 'Your message has been sent.', $third_party_settings = []) {
    $edit = [];
    $edit['label'] = $label;
    $edit['id'] = $id;
    $edit['message'] = $message;
    $edit['recipients'] = $recipients;
    $edit['reply'] = $reply;
    $edit['selected'] = $selected ? TRUE : FALSE;
    $edit += $third_party_settings;
    $this->drupalGet('admin/structure/contact/add');
    $this->submitForm($edit, 'Save');
    // Ensure the statically cached bundle info is aware of the contact form
    // that was just created in the UI.
    $this->container
      ->get('entity_type.bundle.info')
      ->clearCachedBundles();
  }
  
  /**
   * Updates a form.
   *
   * @param string $id
   *   The form machine name.
   * @param string $label
   *   The form label.
   * @param string $recipients
   *   The list of recipient email addresses.
   * @param string $reply
   *   The auto-reply text that is sent to a user upon completing the contact
   *   form.
   * @param bool $selected
   *   A Boolean indicating whether the form should be selected by default.
   * @param string $message
   *   The message that will be displayed to a user upon completing the contact
   *   form.
   * @param string $redirect
   *   The path where user will be redirect after this form has been submitted..
   */
  public function updateContactForm($id, $label, $recipients, $reply, $selected, $message = 'Your message has been sent.', $redirect = '/') {
    $edit = [];
    $edit['label'] = $label;
    $edit['recipients'] = $recipients;
    $edit['reply'] = $reply;
    $edit['selected'] = $selected ? TRUE : FALSE;
    $edit['message'] = $message;
    $edit['redirect'] = $redirect;
    $this->drupalGet("admin/structure/contact/manage/{$id}");
    $this->submitForm($edit, 'Save');
  }
  
  /**
   * Submits the contact form.
   *
   * @param string $name
   *   The name of the sender.
   * @param string $mail
   *   The email address of the sender.
   * @param string $subject
   *   The subject of the message.
   * @param string $id
   *   The form ID of the message.
   * @param string $message
   *   The message body.
   */
  public function submitContact($name, $mail, $subject, $id, $message) {
    $edit = [];
    $edit['name'] = $name;
    $edit['mail'] = $mail;
    $edit['subject[0][value]'] = $subject;
    $edit['message[0][value]'] = $message;
    if ($id == $this->config('contact.settings')
      ->get('default_form')) {
      $this->drupalGet('contact');
      $this->submitForm($edit, 'Send message');
    }
    else {
      $this->drupalGet('contact/' . $id);
      $this->submitForm($edit, 'Send message');
    }
  }
  
  /**
   * Deletes all forms.
   */
  public function deleteContactForms() {
    $contact_forms = ContactForm::loadMultiple();
    foreach ($contact_forms as $id => $contact_form) {
      if ($id == 'personal') {
        // Personal form could not be deleted.
        $this->drupalGet("admin/structure/contact/manage/{$id}/delete");
        $this->assertSession()
          ->statusCodeEquals(403);
      }
      else {
        $this->drupalGet("admin/structure/contact/manage/{$id}/delete");
        $this->submitForm([], 'Delete');
        $this->assertSession()
          ->pageTextContains("The contact form {$contact_form->label()} has been deleted.");
        $this->assertNull(ContactForm::load($id), "Form {$contact_form->label()} not found");
      }
    }
  }

}