function FormsFormStorageTestCase::testImmutableForm

Verifies that form build-id is regenerated when loading an immutable form from the cache.

File

modules/simpletest/tests/form.test, line 1395

Class

FormsFormStorageTestCase

Test the form storage on a multistep form.

Code

function testImmutableForm() {
    // Request the form with 'cache' query parameter to enable form caching.
    $this->drupalGet('form_test/form-storage', array(
        'query' => array(
            'cache' => 1,
            'immutable' => 1,
        ),
    ));
    $buildIdFields = $this->xpath('//input[@name="form_build_id"]');
    $this->assertEqual(count($buildIdFields), 1, 'One form build id field on the page');
    $buildId = (string) $buildIdFields[0]['value'];
    // Trigger validation error by submitting an empty title.
    $edit = array(
        'title' => '',
    );
    $this->drupalPost(NULL, $edit, 'Continue submit');
    // Verify that the build-id did change.
    $this->assertNoFieldByName('form_build_id', $buildId, 'Build id changes when form validation fails');
    // Retrieve the new build-id.
    $buildIdFields = $this->xpath('//input[@name="form_build_id"]');
    $this->assertEqual(count($buildIdFields), 1, 'One form build id field on the page');
    $buildId = (string) $buildIdFields[0]['value'];
    // Trigger validation error by again submitting an empty title.
    $edit = array(
        'title' => '',
    );
    $this->drupalPost(NULL, $edit, 'Continue submit');
    // Verify that the build-id does not change the second time.
    $this->assertFieldByName('form_build_id', $buildId, 'Build id remains the same when form validation fails subsequently');
}