FormCheckboxTestCase::testFormCheckbox

File

modules/simpletest/tests/form.test, line 1568

Unit tests for the Drupal Form API.

Code

function testFormCheckbox() {
  // Ensure that the checked state is determined and rendered correctly for
  // tricky combinations of default and return values.
  foreach (array(FALSE, NULL, TRUE, 0, '0', '', 1, '1', 'foobar', '1foobar') as $default_value) {
    // Only values that can be used for array indeces are supported for
    // #return_value, with the exception of integer 0, which is not supported.
    // @see form_process_checkbox().
    foreach (array('0', '', 1, '1', 'foobar', '1foobar') as $return_value) {
      $form_array = drupal_get_form('form_test_checkbox_type_juggling', $default_value, $return_value);
      $form = drupal_render($form_array);
      if ($default_value === TRUE) {
        $checked = TRUE;
      }
      elseif ($return_value === '0') {
        $checked = ($default_value === '0');
      }
      elseif ($return_value === '') {
        $checked = ($default_value === '');
      }
      elseif ($return_value === 1 || $return_value === '1') {
        $checked = ($default_value === 1 || $default_value === '1');
      }
      elseif ($return_value === 'foobar') {
        $checked = ($default_value === 'foobar');
      }
      elseif ($return_value === '1foobar') {
        $checked = ($default_value === '1foobar');
      }
      $checked_in_html = strpos($form, 'checked') !== FALSE;
      $message = t('#default_value is %default_value #return_value is %return_value.', array('%default_value' => var_export($default_value, TRUE), '%return_value' => var_export($return_value, TRUE)));
      $this->assertIdentical($checked, $checked_in_html, $message);
    }
  }

  // Ensure that $form_state['values'] is populated correctly for a checkboxes
  // group that includes a 0-indexed array of options.
  $results = json_decode($this->drupalPost('form-test/checkboxes-zero', array(), 'Save'));
  $this->assertIdentical($results->checkbox_off, array(0, 0, 0), t('All three in checkbox_off are zeroes: off.'));
  $this->assertIdentical($results->checkbox_zero_default, array('0', 0, 0), t('The first choice is on in checkbox_zero_default'));
  $this->assertIdentical($results->checkbox_string_zero_default, array('0', 0, 0), t('The first choice is on in checkbox_string_zero_default'));
  $edit = array('checkbox_off[0]' => '0');
  $results = json_decode($this->drupalPost('form-test/checkboxes-zero', $edit, 'Save'));
  $this->assertIdentical($results->checkbox_off, array('0', 0, 0), t('The first choice is on in checkbox_off but the rest is not'));

  // Ensure that each checkbox is rendered correctly for a checkboxes group
  // that includes a 0-indexed array of options.
  $this->drupalPost('form-test/checkboxes-zero/0', array(), 'Save');
  $checkboxes = $this->xpath('//input[@type="checkbox"]');
  foreach ($checkboxes as $checkbox) {
    $checked = isset($checkbox['checked']);
    $name = (string) $checkbox['name'];
    $this->assertIdentical($checked, $name == 'checkbox_zero_default[0]' || $name == 'checkbox_string_zero_default[0]', t('Checkbox %name correctly checked', array('%name' => $name)));
  }
  $edit = array('checkbox_off[0]' => '0');
  $this->drupalPost('form-test/checkboxes-zero/0', $edit, 'Save');
  $checkboxes = $this->xpath('//input[@type="checkbox"]');
  foreach ($checkboxes as $checkbox) {
    $checked = isset($checkbox['checked']);
    $name = (string) $checkbox['name'];
    $this->assertIdentical($checked, $name == 'checkbox_off[0]' || $name == 'checkbox_zero_default[0]' || $name == 'checkbox_string_zero_default[0]', t('Checkbox %name correctly checked', array('%name' => $name)));
  }
}