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xpath example
// Check that the source field is correctly assigned to media type.
$this->drupalGet("admin/structure/media/manage/{$mediaTypeMachineName}");
$assert_session->pageTextContains('Test source field is used to store the essential information about the media item.');
// Check that the plugin cannot be changed after it is set on type creation. $assert_session->fieldDisabled('Media source');
$assert_session->pageTextContains('The media source cannot be changed after the media type is created.');
// Check that the field map options are sorted alphabetically. $options = $this->xpath('//select[@name="field_map[attribute_1]"]/option');
$this->assertGreaterThanOrEqual(3, count($options));
$this->assertSame('- Skip field -', $options[0]->getText());
$this->assertSame('Name', $options[1]->getText());
$this->assertSame('Test source', $options[2]->getText());
// Open up the media add form and verify that the source field is right // after the name, and before the vertical tabs. $this->drupalGet("/media/add/$mediaTypeMachineName");
// Get the form element, and its HTML representation. $form_selector = '#media-' . Html::cleanCssIdentifier($mediaTypeMachineName) . '-add-form';
$assert_session->pageTextContains('Test source field is used to store the essential information about the media item.');
// Check that the plugin cannot be changed after it is set on type creation. $assert_session->fieldDisabled('Media source');
$assert_session->pageTextContains('The media source cannot be changed after the media type is created.');
// Check that the field map options are sorted alphabetically. $options = $this->xpath('//select[@name="field_map[attribute_1]"]/option');
$this->assertGreaterThanOrEqual(3, count($options));
$this->assertSame('- Skip field -', $options[0]->getText());
$this->assertSame('Name', $options[1]->getText());
$this->assertSame('Test source', $options[2]->getText());
// Open up the media add form and verify that the source field is right // after the name, and before the vertical tabs. $this->drupalGet("/media/add/$mediaTypeMachineName");
// Get the form element, and its HTML representation. $form_selector = '#media-' . Html::cleanCssIdentifier($mediaTypeMachineName) . '-add-form';
foreach ($this->langcodes as $langcode) {
$this->drupalGet('node', ['language' => \Drupal::languageManager()->getLanguage($langcode)]);
$num_match_found = 0;
if ($langcode == 'en') {
// Site default language does not have langcode prefix in the URL. $expected_href = $base_path . $node_href;
}
else {
$expected_href = $base_path . $langcode . '/' . $node_href;
}
$pattern = '|^' . $expected_href . '$|';
foreach ($this->xpath("//a[text()='Read more']") as $link) {
if (preg_match($pattern, $link->getAttribute('href'), $matches) == TRUE) {
$num_match_found++;
}
}
$this->assertSame(1, $num_match_found, 'There is 1 Read more link, ' . $expected_href . ', for the ' . $langcode . ' translation of a node on the frontpage. (Found ' . $num_match_found . '.)');
}
// Check the frontpage for 'Add new comment' links that include the // language. $comment_form_href = 'node/' . $node->id() . '#comment-form';
foreach ($this->langcodes as $langcode) {
$this->drupalGet('node', ['language' => \Drupal::languageManager()->getLanguage($langcode)]);
$num_match_found = 0;
if ($langcode == 'en') {
// Site default language does not have langcode prefix in the URL. $expected_href = $base_path . $node_href;
}
else {
$expected_href = $base_path . $langcode . '/' . $node_href;
}
$pattern = '|^' . $expected_href . '$|';
foreach ($this->xpath("//a[text()='Read more']") as $link) {
if (preg_match($pattern, $link->getAttribute('href'), $matches) == TRUE) {
$num_match_found++;
}
}
$this->assertSame(1, $num_match_found, 'There is 1 Read more link, ' . $expected_href . ', for the ' . $langcode . ' translation of a node on the frontpage. (Found ' . $num_match_found . '.)');
}
// Check the frontpage for 'Add new comment' links that include the // language. $comment_form_href = 'node/' . $node->id() . '#comment-form';
foreach ($this->langcodes as $langcode) {
// Edit the menu.
$new_label = $this->randomMachineName(16);
$menu->set('label', $new_label);
$menu->save();
$this->drupalGet('admin/structure/menu/manage/' . $menu_name);
$this->assertSession()->pageTextContains($new_label);
// Delete the custom menu via the UI to testing destination handling. $this->drupalGet('admin/structure/menu');
$this->assertSession()->pageTextContains($new_label);
// Click the "Delete menu" operation in the Tools row. $links = $this->xpath('//*/td[contains(text(),:menu_label)]/following::a[normalize-space()=:link_label]', [':menu_label' => $new_label, ':link_label' => 'Delete menu']);
$links[0]->click();
$this->submitForm([], 'Delete');
$this->assertSession()->addressEquals('admin/structure/menu');
$this->assertSession()->responseContains("The menu <em class=\"placeholder\">$new_label</em> has been deleted.");
}
/** * Creates a custom menu. * * @return \Drupal\system\Entity\Menu * The custom menu that has been created. */
$menu->set('label', $new_label);
$menu->save();
$this->drupalGet('admin/structure/menu/manage/' . $menu_name);
$this->assertSession()->pageTextContains($new_label);
// Delete the custom menu via the UI to testing destination handling. $this->drupalGet('admin/structure/menu');
$this->assertSession()->pageTextContains($new_label);
// Click the "Delete menu" operation in the Tools row. $links = $this->xpath('//*/td[contains(text(),:menu_label)]/following::a[normalize-space()=:link_label]', [':menu_label' => $new_label, ':link_label' => 'Delete menu']);
$links[0]->click();
$this->submitForm([], 'Delete');
$this->assertSession()->addressEquals('admin/structure/menu');
$this->assertSession()->responseContains("The menu <em class=\"placeholder\">$new_label</em> has been deleted.");
}
/** * Creates a custom menu. * * @return \Drupal\system\Entity\Menu * The custom menu that has been created. */
protected function assertLocalTasks(array $routes, int $level = 0): void {
$elements = $this->xpath('//*[contains(@class, :class)]//a', [
':class' => $level == 0 ? 'tabs primary' : 'tabs secondary',
]);
$this->assertGreaterThan(0, count($elements), 'Local tasks found.');
foreach ($routes as $index => $route_info) {
[$route_name, $route_parameters] = $route_info;
$expected = Url::fromRoute($route_name, $route_parameters)->toString();
$this->assertEquals($expected, $elements[$index]->getAttribute('href'), "Task " . ($index + 1) . "number href " . $elements[$index]->getAttribute('href') . " equals $expected.");
}
$this->assertEquals(count($routes), count($elements), 'Only expected local tasks are found.');
}
$this->executeView($view);
$exposed_form = $view->display_handler->getPlugin('exposed_form');
$output = $exposed_form->renderExposedForm();
$this->setRawContent(\Drupal::service('renderer')->renderRoot($output));
$this->assertFieldByXpath('//form/@id', Html::cleanCssIdentifier('views-exposed-form-' . $view->storage->id() . '-' . $view->current_display), 'Expected form ID found.');
$view->setDisplay('page_1');
$expected_action = $view->display_handler->getUrlInfo()->toString();
$this->assertFieldByXPath('//form/@action', $expected_action, 'The expected value for the action attribute was found.');
// Make sure the description is shown. $result = $this->xpath('//form//div[contains(@id, "edit-type--2--description") and normalize-space(text())="Exposed description"]');
$this->assertCount(1, $result, 'Filter description was found.');
}
/** * Tests the exposed form raw input. */
public function testExposedFormRawInput() {
$node_type = NodeType::create(['type' => 'article']);
$node_type->save();
$view = Views::getView('test_exposed_form_buttons');
$exposed_form = $view->display_handler->getPlugin('exposed_form');
$output = $exposed_form->renderExposedForm();
$this->setRawContent(\Drupal::service('renderer')->renderRoot($output));
$this->assertFieldByXpath('//form/@id', Html::cleanCssIdentifier('views-exposed-form-' . $view->storage->id() . '-' . $view->current_display), 'Expected form ID found.');
$view->setDisplay('page_1');
$expected_action = $view->display_handler->getUrlInfo()->toString();
$this->assertFieldByXPath('//form/@action', $expected_action, 'The expected value for the action attribute was found.');
// Make sure the description is shown. $result = $this->xpath('//form//div[contains(@id, "edit-type--2--description") and normalize-space(text())="Exposed description"]');
$this->assertCount(1, $result, 'Filter description was found.');
}
/** * Tests the exposed form raw input. */
public function testExposedFormRawInput() {
$node_type = NodeType::create(['type' => 'article']);
$node_type->save();
$view = Views::getView('test_exposed_form_buttons');
protected function doTestLanguageBlockAuthenticated($block_label) {
// Assert that the language switching block is displayed on the frontpage. $this->drupalGet('');
$this->assertSession()->pageTextContains($block_label);
// Assert that each list item and anchor element has the appropriate data- // attributes. $language_switchers = $this->xpath('//div[@id=:id]/ul/li', [':id' => 'block-test-language-block']);
$list_items = [];
$anchors = [];
$labels = [];
foreach ($language_switchers as $list_item) {
$list_items[] = [
'hreflang' => $list_item->getAttribute('hreflang'),
'data-drupal-link-system-path' => $list_item->getAttribute('data-drupal-link-system-path'),
];
$link = $list_item->find('xpath', 'a');
$anchors[] = [
$edit['options[group_info][group_items][2][title]'] = 'Not published';
$edit['options[group_info][group_items][2][operator]'] = '=';
$edit['options[group_info][group_items][2][value]'] = 0;
$edit['options[group_info][group_items][3][title]'] = 'Not published2';
$edit['options[group_info][group_items][3][operator]'] = '!=';
$edit['options[group_info][group_items][3][value]'] = 1;
$this->submitForm($edit, 'Apply');
$this->drupalGet('admin/structure/views/nojs/handler/test_view/default/filter/status');
$result = $this->xpath('//input[@name="options[group_info][group_items][1][value]"]');
$this->assertEquals('checked', $result[1]->getAttribute('checked'));
$result = $this->xpath('//input[@name="options[group_info][group_items][2][value]"]');
$this->assertEquals('checked', $result[2]->getAttribute('checked'));
$result = $this->xpath('//input[@name="options[group_info][group_items][3][value]"]');
$this->assertEquals('checked', $result[1]->getAttribute('checked'));
// Test that there is a remove link for each group. $this->assertCount(3, $this->cssSelect('a.views-remove-link'));
// Test selecting a default and removing an item. $edit = [];
$edit['options[group_info][group_items][2][operator]'] = '=';
$edit['options[group_info][group_items][2][value]'] = 0;
$edit['options[group_info][group_items][3][title]'] = 'Not published2';
$edit['options[group_info][group_items][3][operator]'] = '!=';
$edit['options[group_info][group_items][3][value]'] = 1;
$this->submitForm($edit, 'Apply');
$this->drupalGet('admin/structure/views/nojs/handler/test_view/default/filter/status');
$result = $this->xpath('//input[@name="options[group_info][group_items][1][value]"]');
$this->assertEquals('checked', $result[1]->getAttribute('checked'));
$result = $this->xpath('//input[@name="options[group_info][group_items][2][value]"]');
$this->assertEquals('checked', $result[2]->getAttribute('checked'));
$result = $this->xpath('//input[@name="options[group_info][group_items][3][value]"]');
$this->assertEquals('checked', $result[1]->getAttribute('checked'));
// Test that there is a remove link for each group. $this->assertCount(3, $this->cssSelect('a.views-remove-link'));
// Test selecting a default and removing an item. $edit = [];
$checkboxes_some_disabled_element_value1 = $page->findField('checkboxes_some_disabled_when_checkbox_trigger_checked[value1]');
$this->assertNotEmpty($checkboxes_some_disabled_element_value1);
$checkboxes_some_disabled_element_value2 = $page->findField('checkboxes_some_disabled_when_checkbox_trigger_checked[value2]');
$this->assertNotEmpty($checkboxes_some_disabled_element_value2);
$checkboxes_some_disabled_element_value3 = $page->findField('checkboxes_some_disabled_when_checkbox_trigger_checked[value3]');
$radios_checked_element = $page->findField('radios_checked_when_checkbox_trigger_checked');
$this->assertNotEmpty($radios_checked_element);
// We want to select the specific radio buttons, not the whole radios field itself. $radios_all_disabled_value1 = $this->xpath('//input[@name=:name][@value=:value]', [':name' => 'radios_all_disabled_when_checkbox_trigger_checked', ':value' => 'value1']);
$this->assertCount(1, $radios_all_disabled_value1);
// We want to access the radio button directly for the rest of the test, so // take it out of the array we got back from xpath(). $radios_all_disabled_value1 = reset($radios_all_disabled_value1);
$radios_all_disabled_value2 = $this->xpath('//input[@name=:name][@value=:value]', [':name' => 'radios_all_disabled_when_checkbox_trigger_checked', ':value' => 'value2']);
$this->assertCount(1, $radios_all_disabled_value2);
$radios_all_disabled_value2 = reset($radios_all_disabled_value2);
$radios_some_disabled_value1 = $this->xpath('//input[@name=:name][@value=:value]', [':name' => 'radios_some_disabled_when_checkbox_trigger_checked', ':value' => 'value1']);
$this->assertCount(1, $radios_some_disabled_value1);
$radios_some_disabled_value1 = reset($radios_some_disabled_value1);
$this->assertNotEmpty($checkboxes_some_disabled_element_value1);
$checkboxes_some_disabled_element_value2 = $page->findField('checkboxes_some_disabled_when_checkbox_trigger_checked[value2]');
$this->assertNotEmpty($checkboxes_some_disabled_element_value2);
$checkboxes_some_disabled_element_value3 = $page->findField('checkboxes_some_disabled_when_checkbox_trigger_checked[value3]');
$radios_checked_element = $page->findField('radios_checked_when_checkbox_trigger_checked');
$this->assertNotEmpty($radios_checked_element);
// We want to select the specific radio buttons, not the whole radios field itself. $radios_all_disabled_value1 = $this->xpath('//input[@name=:name][@value=:value]', [':name' => 'radios_all_disabled_when_checkbox_trigger_checked', ':value' => 'value1']);
$this->assertCount(1, $radios_all_disabled_value1);
// We want to access the radio button directly for the rest of the test, so // take it out of the array we got back from xpath(). $radios_all_disabled_value1 = reset($radios_all_disabled_value1);
$radios_all_disabled_value2 = $this->xpath('//input[@name=:name][@value=:value]', [':name' => 'radios_all_disabled_when_checkbox_trigger_checked', ':value' => 'value2']);
$this->assertCount(1, $radios_all_disabled_value2);
$radios_all_disabled_value2 = reset($radios_all_disabled_value2);
$radios_some_disabled_value1 = $this->xpath('//input[@name=:name][@value=:value]', [':name' => 'radios_some_disabled_when_checkbox_trigger_checked', ':value' => 'value1']);
$this->assertCount(1, $radios_some_disabled_value1);
$radios_some_disabled_value1 = reset($radios_some_disabled_value1);
public function testAttributes() {
/** @var \Drupal\Core\Form\FormBuilderInterface $form_builder */
$form_builder = $this->container->get('form_builder');
$form_state = new FormState();
$elements = $form_builder->buildForm($this, $form_state);
$this->render($elements);
$css_selector_converter = new CssSelectorConverter();
$elements = $this->xpath($css_selector_converter->toXPath('input[name=title][maxlength=255]'));
$this->assertCount(1, $elements, 'Text field has correct maxlength in form.');
$elements = $this->xpath($css_selector_converter->toXPath('textarea[name=description][maxlength=255]'));
$this->assertCount(1, $elements, 'Textarea field has correct maxlength in form.');
}
}
$original_request = $request_stack->pop();
// Just request some more so there is no request left. $request_stack->pop();
$request_stack->pop();
$request = Request::create($original_request->getSchemeAndHttpHost() . '/test/"injected=\'attribute\'close="');
$request_stack->push($request);
$form = \Drupal::formBuilder()->getForm($this);
$markup = \Drupal::service('renderer')->renderRoot($form);
$this->setRawContent($markup);
$elements = $this->xpath('//form');
$action = isset($elements[0]['action']) ? (string) $elements[0]['action'] : FALSE;
$injected = isset($elements[0]['injected']) ? (string) $elements[0]['injected'] : FALSE;
$this->assertSame('/test/"injected=\'attribute\'close="', $action);
$this->assertRaw('action="/test/"injected='attribute'close=""');
$this->assertNotSame('attribute', $injected);
}
}
// Just request some more so there is no request left. $request_stack->pop();
$request_stack->pop();
$request = Request::create($original_request->getSchemeAndHttpHost() . '/test/"injected=\'attribute\'close="');
$request_stack->push($request);
$form = \Drupal::formBuilder()->getForm($this);
$markup = \Drupal::service('renderer')->renderRoot($form);
$this->setRawContent($markup);
$elements = $this->xpath('//form');
$action = isset($elements[0]['action']) ? (string) $elements[0]['action'] : FALSE;
$injected = isset($elements[0]['injected']) ? (string) $elements[0]['injected'] : FALSE;
$this->assertSame('/test/"injected=\'attribute\'close="', $action);
$this->assertRaw('action="/test/"injected='attribute'close=""');
$this->assertNotSame('attribute', $injected);
}
}
// How many uploaded files for the current field are remaining.
$remaining = 3;
// Test clicking each "Remove" button. For extra robustness, test them out // of sequential order. They are 0-indexed, and get renumbered after each // iteration, so array(1, 1, 0) means: // - First remove the 2nd file. // - Then remove what is then the 2nd file (was originally the 3rd file). // - Then remove the first file. foreach ([1, 1, 0] as $delta) {
// Ensure we have the expected number of Remove buttons, and that they // are numbered sequentially. $buttons = $this->xpath('//input[@type="submit" and @value="Remove"]');
$this->assertCount($num_expected_remove_buttons, $buttons, new FormattableMarkup('There are %n "Remove" buttons displayed.', ['%n' => $num_expected_remove_buttons]));
foreach ($buttons as $i => $button) {
$key = $i >= $remaining ? $i - $remaining : $i;
$check_field_name = $field_name2;
if ($current_field_name == $field_name && $i < $remaining) {
$check_field_name = $field_name;
}
$this->assertSame($check_field_name . '_' . $key . '_remove_button', $button->getAttribute('name'));
}
// Test clicking each "Remove" button. For extra robustness, test them out // of sequential order. They are 0-indexed, and get renumbered after each // iteration, so array(1, 1, 0) means: // - First remove the 2nd file. // - Then remove what is then the 2nd file (was originally the 3rd file). // - Then remove the first file. foreach ([1, 1, 0] as $delta) {
// Ensure we have the expected number of Remove buttons, and that they // are numbered sequentially. $buttons = $this->xpath('//input[@type="submit" and @value="Remove"]');
$this->assertCount($num_expected_remove_buttons, $buttons, new FormattableMarkup('There are %n "Remove" buttons displayed.', ['%n' => $num_expected_remove_buttons]));
foreach ($buttons as $i => $button) {
$key = $i >= $remaining ? $i - $remaining : $i;
$check_field_name = $field_name2;
if ($current_field_name == $field_name && $i < $remaining) {
$check_field_name = $field_name;
}
$this->assertSame($check_field_name . '_' . $key . '_remove_button', $button->getAttribute('name'));
}
$edit = [
'title[0][value]' => $this->randomString(),
];
$this->submitForm($edit, 'Save');
$this->assertSession()->pageTextContains('Test file field is required.');
// Ensure that the form contains two items in the multi-valued field, so we // know we're testing a form that was correctly retrieved from cache. $this->assertSession()->elementsCount('xpath', '//form[contains(@id, "node-page-form")]//div[contains(@class, "js-form-item-field-ajax-test")]//input[@type="text"]', 2);
// Ensure that the form's action is correct. $forms = $this->xpath('//form[contains(@class, "node-page-form")]');
$this->assertCount(1, $forms);
// Strip query params off the action before asserting. $url = parse_url($forms[0]->getAttribute('action'))['path'];
$this->assertEquals(Url::fromRoute('node.add', ['node_type' => 'page'])->toString(), $url);
}
}
'title[0][value]' => $this->randomString(),
];
$this->submitForm($edit, 'Save');
$this->assertSession()->pageTextContains('Test file field is required.');
// Ensure that the form contains two items in the multi-valued field, so we // know we're testing a form that was correctly retrieved from cache. $this->assertSession()->elementsCount('xpath', '//form[contains(@id, "node-page-form")]//div[contains(@class, "js-form-item-field-ajax-test")]//input[@type="text"]', 2);
// Ensure that the form's action is correct. $forms = $this->xpath('//form[contains(@class, "node-page-form")]');
$this->assertCount(1, $forms);
// Strip query params off the action before asserting. $url = parse_url($forms[0]->getAttribute('action'))['path'];
$this->assertEquals(Url::fromRoute('node.add', ['node_type' => 'page'])->toString(), $url);
}
}
$expected[] = $form[$key]['#required_error'];
}
elseif (isset($form[$key]['#form_test_required_error'])) {
$expected[] = $form[$key]['#form_test_required_error'];
}
else {
$expected[] = $form[$key]['#title'] . ' field is required.';
}
}
// Check the page for error messages. $errors = $this->xpath('//div[contains(@class, "error")]//li');
foreach ($errors as $error) {
$expected_key = array_search($error->getText(), $expected);
// If the error message is not one of the expected messages, fail. if ($expected_key === FALSE) {
$this->fail(new FormattableMarkup("Unexpected error message: @error", ['@error' => $error[0]]));
}
// Remove the expected message from the list once it is found. else {
unset($expected[$expected_key]);
}
}
}
elseif (isset($form[$key]['#form_test_required_error'])) {
$expected[] = $form[$key]['#form_test_required_error'];
}
else {
$expected[] = $form[$key]['#title'] . ' field is required.';
}
}
// Check the page for error messages. $errors = $this->xpath('//div[contains(@class, "error")]//li');
foreach ($errors as $error) {
$expected_key = array_search($error->getText(), $expected);
// If the error message is not one of the expected messages, fail. if ($expected_key === FALSE) {
$this->fail(new FormattableMarkup("Unexpected error message: @error", ['@error' => $error[0]]));
}
// Remove the expected message from the list once it is found. else {
unset($expected[$expected_key]);
}
}
/** * {@inheritdoc} */
protected $defaultTheme = 'stark';
/** * {@inheritdoc} */
protected function getLogsEntriesTable() {
return $this->xpath('.//div[contains(@class, "views-element-container")]//table/tbody/tr');
}
/** * {@inheritdoc} */
protected function filterLogsEntries($type = NULL, $severity = NULL) {
$query = [];
if (isset($type)) {
$query['type[]'] = $type;
}
if (isset($severity)) {
protected function xpath($xpath, array $arguments = []) {
if ($this->parse()) {
$xpath = $this->buildXPathQuery($xpath, $arguments);
$result = $this->elements->xpath($xpath);
// Some combinations of PHP / libxml versions return an empty array // instead of the documented FALSE. Forcefully convert any falsish values // to an empty array to allow foreach(...) constructions. return $result ?: [];
}
return FALSE;
}
/** * Searches elements using a CSS selector in the raw content. * * The search is relative to the root element (HTML tag normally) of the page. * * @param string $selector * CSS selector to use in the search. * * @return \SimpleXMLElement[] * The return value of the XPath search performed after converting the CSS * selector to an XPath selector. */