+++ /dev/null
-<?php
-
-namespace Drupal\system\Tests\Form;
-
-use Drupal\simpletest\WebTestBase;
-
-/**
- * Tests that FAPI correctly determines the triggering element.
- *
- * @group Form
- */
-class TriggeringElementTest extends WebTestBase {
-
- /**
- * Modules to enable.
- *
- * @var array
- */
- public static $modules = ['form_test'];
-
- /**
- * Test the determination of the triggering element when no button
- * information is included in the POST data, as is sometimes the case when
- * the ENTER key is pressed in a textfield in Internet Explorer.
- */
- public function testNoButtonInfoInPost() {
- $path = 'form-test/clicked-button';
- $edit = [];
- $form_html_id = 'form-test-clicked-button';
-
- // Ensure submitting a form with no buttons results in no triggering element
- // and the form submit handler not running.
- $this->drupalPostForm($path, $edit, NULL, [], [], $form_html_id);
- $this->assertText('There is no clicked button.', '$form_state->getTriggeringElement() set to NULL.');
- $this->assertNoText('Submit handler for form_test_clicked_button executed.', 'Form submit handler did not execute.');
-
- // Ensure submitting a form with one or more submit buttons results in the
- // triggering element being set to the first one the user has access to. An
- // argument with 'r' in it indicates a restricted (#access=FALSE) button.
- $this->drupalPostForm($path . '/s', $edit, NULL, [], [], $form_html_id);
- $this->assertText('The clicked button is button1.', '$form_state->getTriggeringElement() set to only button.');
- $this->assertText('Submit handler for form_test_clicked_button executed.', 'Form submit handler executed.');
-
- $this->drupalPostForm($path . '/s/s', $edit, NULL, [], [], $form_html_id);
- $this->assertText('The clicked button is button1.', '$form_state->getTriggeringElement() set to first button.');
- $this->assertText('Submit handler for form_test_clicked_button executed.', 'Form submit handler executed.');
-
- $this->drupalPostForm($path . '/rs/s', $edit, NULL, [], [], $form_html_id);
- $this->assertText('The clicked button is button2.', '$form_state->getTriggeringElement() set to first available button.');
- $this->assertText('Submit handler for form_test_clicked_button executed.', 'Form submit handler executed.');
-
- // Ensure submitting a form with buttons of different types results in the
- // triggering element being set to the first button, regardless of type. For
- // the FAPI 'button' type, this should result in the submit handler not
- // executing. The types are 's'(ubmit), 'b'(utton), and 'i'(mage_button).
- $this->drupalPostForm($path . '/s/b/i', $edit, NULL, [], [], $form_html_id);
- $this->assertText('The clicked button is button1.', '$form_state->getTriggeringElement() set to first button.');
- $this->assertText('Submit handler for form_test_clicked_button executed.', 'Form submit handler executed.');
-
- $this->drupalPostForm($path . '/b/s/i', $edit, NULL, [], [], $form_html_id);
- $this->assertText('The clicked button is button1.', '$form_state->getTriggeringElement() set to first button.');
- $this->assertNoText('Submit handler for form_test_clicked_button executed.', 'Form submit handler did not execute.');
-
- $this->drupalPostForm($path . '/i/s/b', $edit, NULL, [], [], $form_html_id);
- $this->assertText('The clicked button is button1.', '$form_state->getTriggeringElement() set to first button.');
- $this->assertText('Submit handler for form_test_clicked_button executed.', 'Form submit handler executed.');
- }
-
- /**
- * Test that the triggering element does not get set to a button with
- * #access=FALSE.
- */
- public function testAttemptAccessControlBypass() {
- $path = 'form-test/clicked-button';
- $form_html_id = 'form-test-clicked-button';
-
- // Retrieve a form where 'button1' has #access=FALSE and 'button2' doesn't.
- $this->drupalGet($path . '/rs/s');
-
- // Submit the form with 'button1=button1' in the POST data, which someone
- // trying to get around security safeguards could easily do. We have to do
- // a little trickery here, to work around the safeguards in drupalPostForm(): by
- // renaming the text field that is in the form to 'button1', we can get the
- // data we want into \Drupal::request()->request.
- $elements = $this->xpath('//form[@id="' . $form_html_id . '"]//input[@name="text"]');
- $elements[0]['name'] = 'button1';
- $this->drupalPostForm(NULL, ['button1' => 'button1'], NULL, [], [], $form_html_id);
-
- // Ensure that the triggering element was not set to the restricted button.
- // Do this with both a negative and positive assertion, because negative
- // assertions alone can be brittle. See testNoButtonInfoInPost() for why the
- // triggering element gets set to 'button2'.
- $this->assertNoText('The clicked button is button1.', '$form_state->getTriggeringElement() not set to a restricted button.');
- $this->assertText('The clicked button is button2.', '$form_state->getTriggeringElement() not set to a restricted button.');
- }
-
-}