function FormsElementsLabelsTestCase::testFormLabels in Drupal 7

Test form elements, labels, title attibutes and required marks output correctly and have the correct label option class if needed.

File

modules/simpletest/tests/form.test, line 792

Unit tests for the Drupal Form API.

Class

FormsElementsLabelsTestCase

Test form element labels, required markers and associated output.

Code

function testFormLabels() {
  $this
    ->drupalGet('form_test/form-labels');

  // Check that the checkbox/radio processing is not interfering with
  // basic placement.
  $elements = $this
    ->xpath('//input[@id="edit-form-checkboxes-test-third-checkbox"]/following-sibling::label[@for="edit-form-checkboxes-test-third-checkbox" and @class="option"]');
  $this
    ->assertTrue(isset($elements[0]), "Label follows field and label option class correct for regular checkboxes.");

  // Make sure the label is rendered for checkboxes.
  $elements = $this
    ->xpath('//input[@id="edit-form-checkboxes-test-0"]/following-sibling::label[@for="edit-form-checkboxes-test-0" and @class="option"]');
  $this
    ->assertTrue(isset($elements[0]), "Label 0 found checkbox.");
  $elements = $this
    ->xpath('//input[@id="edit-form-radios-test-second-radio"]/following-sibling::label[@for="edit-form-radios-test-second-radio" and @class="option"]');
  $this
    ->assertTrue(isset($elements[0]), "Label follows field and label option class correct for regular radios.");

  // Make sure the label is rendered for radios.
  $elements = $this
    ->xpath('//input[@id="edit-form-radios-test-0"]/following-sibling::label[@for="edit-form-radios-test-0" and @class="option"]');
  $this
    ->assertTrue(isset($elements[0]), "Label 0 found radios.");

  // Exercise various defaults for checkboxes and modifications to ensure
  // appropriate override and correct behavior.
  $elements = $this
    ->xpath('//input[@id="edit-form-checkbox-test"]/following-sibling::label[@for="edit-form-checkbox-test" and @class="option"]');
  $this
    ->assertTrue(isset($elements[0]), "Label follows field and label option class correct for a checkbox by default.");

  // Exercise various defaults for textboxes and modifications to ensure
  // appropriate override and correct behavior.
  $elements = $this
    ->xpath('//label[@for="edit-form-textfield-test-title-and-required"]/child::span[@class="form-required"]/parent::*/following-sibling::input[@id="edit-form-textfield-test-title-and-required"]');
  $this
    ->assertTrue(isset($elements[0]), "Label precedes textfield, with required marker inside label.");
  $elements = $this
    ->xpath('//input[@id="edit-form-textfield-test-no-title-required"]/preceding-sibling::label[@for="edit-form-textfield-test-no-title-required"]/span[@class="form-required"]');
  $this
    ->assertTrue(isset($elements[0]), "Label tag with required marker precedes required textfield with no title.");
  $elements = $this
    ->xpath('//input[@id="edit-form-textfield-test-title-invisible"]/preceding-sibling::label[@for="edit-form-textfield-test-title-invisible" and @class="element-invisible"]');
  $this
    ->assertTrue(isset($elements[0]), "Label preceding field and label class is element-invisible.");
  $elements = $this
    ->xpath('//input[@id="edit-form-textfield-test-title"]/preceding-sibling::span[@class="form-required"]');
  $this
    ->assertFalse(isset($elements[0]), "No required marker on non-required field.");
  $elements = $this
    ->xpath('//input[@id="edit-form-textfield-test-title-after"]/following-sibling::label[@for="edit-form-textfield-test-title-after" and @class="option"]');
  $this
    ->assertTrue(isset($elements[0]), "Label after field and label option class correct for text field.");
  $elements = $this
    ->xpath('//label[@for="edit-form-textfield-test-title-no-show"]');
  $this
    ->assertFalse(isset($elements[0]), "No label tag when title set not to display.");

  // Check #field_prefix and #field_suffix placement.
  $elements = $this
    ->xpath('//span[@class="field-prefix"]/following-sibling::div[@id="edit-form-radios-test"]');
  $this
    ->assertTrue(isset($elements[0]), "Properly placed the #field_prefix element after the label and before the field.");
  $elements = $this
    ->xpath('//span[@class="field-suffix"]/preceding-sibling::div[@id="edit-form-radios-test"]');
  $this
    ->assertTrue(isset($elements[0]), "Properly places the #field_suffix element immediately after the form field.");

  // Check #prefix and #suffix placement.
  $elements = $this
    ->xpath('//div[@id="form-test-textfield-title-prefix"]/following-sibling::div[contains(@class, \'form-item-form-textfield-test-title\')]');
  $this
    ->assertTrue(isset($elements[0]), "Properly places the #prefix element before the form item.");
  $elements = $this
    ->xpath('//div[@id="form-test-textfield-title-suffix"]/preceding-sibling::div[contains(@class, \'form-item-form-textfield-test-title\')]');
  $this
    ->assertTrue(isset($elements[0]), "Properly places the #suffix element before the form item.");

  // Check title attribute for radios and checkboxes.
  $elements = $this
    ->xpath('//div[@id="edit-form-checkboxes-title-attribute"]');
  $this
    ->assertEqual($elements[0]['title'], 'Checkboxes test' . ' (' . t('Required') . ')', 'Title attribute found.');
  $elements = $this
    ->xpath('//div[@id="edit-form-radios-title-attribute"]');
  $this
    ->assertEqual($elements[0]['title'], 'Radios test' . ' (' . t('Required') . ')', 'Title attribute found.');

  // Check that empty name attribute is not printed on buttons.
  $elements = $this
    ->xpath('//input[@id="edit-form-button-with-name"]');
  $this
    ->assertTrue($elements[0]['name'] == 'op', 'Name attribute found.');
  $elements = $this
    ->xpath('//input[@id="edit-form-button-without-name"]');
  $this
    ->assertFalse(isset($elements[0]['name']), 'No name attribute found.');
}