diff options
Diffstat (limited to 'modules/simpletest/tests/form_test.module')
| -rw-r--r-- | modules/simpletest/tests/form_test.module | 145 |
1 files changed, 128 insertions, 17 deletions
diff --git a/modules/simpletest/tests/form_test.module b/modules/simpletest/tests/form_test.module index 15a141f15..9c253e932 100644 --- a/modules/simpletest/tests/form_test.module +++ b/modules/simpletest/tests/form_test.module @@ -57,7 +57,7 @@ function form_test_menu() { $items['form_test/form-storage'] = array( 'title' => 'Form storage test', 'page callback' => 'drupal_get_form', - 'page arguments' => array('form_storage_test_form'), + 'page arguments' => array('form_test_storage_form'), 'access arguments' => array('access content'), 'type' => MENU_CALLBACK, ); @@ -86,6 +86,14 @@ function form_test_menu() { 'type' => MENU_CALLBACK, ); + $items['form-test/form-rebuild-preserve-values'] = array( + 'title' => 'Form values preservation during rebuild test', + 'page callback' => 'drupal_get_form', + 'page arguments' => array('form_test_form_rebuild_preserve_values_form'), + 'access arguments' => array('access content'), + 'type' => MENU_CALLBACK, + ); + return $items; } @@ -370,9 +378,12 @@ function form_test_mock_form_submit($form, &$form_state) { * request parameter "cache" the form can be tested with caching enabled, as * it would be the case, if the form would contain some #ajax callbacks. * - * @see form_storage_test_form_submit(). + * @see form_test_storage_form_submit(). */ -function form_storage_test_form($form, &$form_state) { +function form_test_storage_form($form, &$form_state) { + if ($form_state['rebuild']) { + $form_state['input'] = array(); + } // Initialize if (empty($form_state['storage'])) { if (empty($form_state['input'])) { @@ -391,25 +402,29 @@ function form_storage_test_form($form, &$form_state) { // Count how often the form is constructed $_SESSION['constructions']++; + $form['title'] = array( + '#type' => 'textfield', + '#title' => 'Title', + '#default_value' => $form_state['storage']['thing']['title'], + '#required' => TRUE, + ); + $form['value'] = array( + '#type' => 'textfield', + '#title' => 'Value', + '#default_value' => $form_state['storage']['thing']['value'], + '#element_validate' => array('form_test_storage_element_validate_value_cached'), + ); if ($form_state['storage']['step'] == 1) { - $form['title'] = array( - '#type' => 'textfield', - '#title' => 'title', - '#default_value' => $form_state['storage']['thing']['title'], - '#required' => TRUE, - ); - $form['value'] = array( - '#type' => 'textfield', - '#title' => 'value', - '#default_value' => $form_state['storage']['thing']['value'], - ); $form['submit'] = array( '#type' => 'submit', '#value' => 'Continue', ); } else { - $form['body'] = array('#value' => 'This is the second step.'); + $form['body'] = array( + '#type' => 'item', + '#value' => 'This is the second step.', + ); $form['submit'] = array( '#type' => 'submit', '#value' => 'Save', @@ -426,9 +441,27 @@ function form_storage_test_form($form, &$form_state) { } /** - * Multistep form submit callback. + * Form element validation handler for 'value' element in form_test_storage_form(). + * + * Tests updating of cached form storage during validation. */ -function form_storage_test_form_submit($form, &$form_state) { +function form_test_storage_element_validate_value_cached($element, &$form_state) { + // If caching is enabled and we receive a certain value, change the value of + // 'title'. This presumes that another submitted form value triggers a + // validation error elsewhere in the form. Form API should still update the + // cached form storage though. + if (isset($_REQUEST['cache']) && $form_state['values']['value'] == 'change_title') { + $form_state['storage']['thing']['title'] = 'title_changed'; + // @todo Fix FAPI to make it unnecessary to explicitly set the cache flag in + // this situation. @see http://drupal.org/node/641356. + $form_state['cache'] = TRUE; + } +} + +/** + * Form submit handler for form_test_storage_form(). + */ +function form_test_storage_form_submit($form, &$form_state) { if ($form_state['storage']['step'] == 1) { $form_state['storage']['thing']['title'] = $form_state['values']['title']; $form_state['storage']['thing']['value'] = $form_state['values']['value']; @@ -567,3 +600,81 @@ function _form_test_checkbox_submit($form, &$form_state) { drupal_json_output($form_state['values']); exit(); } + +/** + * Form builder for testing preservation of values during a rebuild. + */ +function form_test_form_rebuild_preserve_values_form($form, &$form_state) { + // Start the form with two checkboxes, to test different defaults, and a + // textfield, to test more than one element type. + $form = array( + 'checkbox_1_default_off' => array( + '#type' => 'checkbox', + '#title' => t('This checkbox defaults to unchecked.'), + '#default_value' => FALSE, + ), + 'checkbox_1_default_on' => array( + '#type' => 'checkbox', + '#title' => t('This checkbox defaults to checked.'), + '#default_value' => TRUE, + ), + 'text_1' => array( + '#type' => 'textfield', + '#title' => t('This textfield has a non-empty default value.'), + '#default_value' => 'DEFAULT 1', + ), + ); + // Provide an 'add more' button that rebuilds the form with an additional two + // checkboxes and a textfield. The test is to make sure that the rebuild + // triggered by this button preserves the user input values for the initial + // elements and initializes the new elements with the correct default values. + if (empty($form_state['storage']['add_more'])) { + $form['add_more'] = array( + '#type' => 'submit', + '#value' => 'Add more', + '#submit' => array('form_test_form_rebuild_preserve_values_form_add_more'), + ); + } + else { + $form += array( + 'checkbox_2_default_off' => array( + '#type' => 'checkbox', + '#title' => t('This checkbox defaults to unchecked.'), + '#default_value' => FALSE, + ), + 'checkbox_2_default_on' => array( + '#type' => 'checkbox', + '#title' => t('This checkbox defaults to checked.'), + '#default_value' => TRUE, + ), + 'text_2' => array( + '#type' => 'textfield', + '#title' => t('This textfield has a non-empty default value.'), + '#default_value' => 'DEFAULT 2', + ), + ); + } + // A submit button that finishes the form workflow (does not rebuild). + $form['submit'] = array( + '#type' => 'submit', + '#value' => 'Submit', + ); + return $form; +} + +/** + * Button submit handler for form_test_form_rebuild_preserve_values_form(). + */ +function form_test_form_rebuild_preserve_values_form_add_more($form, &$form_state) { + // Rebuild, to test preservation of input values. + $form_state['storage']['add_more'] = TRUE; + $form_state['rebuild'] = TRUE; +} + +/** + * Form submit handler for form_test_form_rebuild_preserve_values_form(). + */ +function form_test_form_rebuild_preserve_values_form_submit($form, &$form_state) { + // Finish the workflow. Do not rebuild. + drupal_set_message(t('Form values: %values', array('%values' => var_export($form_state['values'], TRUE)))); +} |