1 form.test public FormsFormStoragePageCacheTestCase::testValidateFormStorageOnCachedPage()

Build-id is regenerated when validating cached form.

File

core/modules/simpletest/tests/form.test, line 1377
Unit tests for the Backdrop Form API.

Class

FormsFormStoragePageCacheTestCase
Test the form storage when page caching for anonymous users is turned on.

Code

public function testValidateFormStorageOnCachedPage() {
  $this->backdropGet('form_test/form-storage-page-cache');
  $this->assertEqual($this->backdropGetHeader('X-Backdrop-Cache'), 'MISS', 'Page was not cached.');
  $this->assertText('No old build id', 'No old build id on the page');
  $build_id_initial = $this->getFormBuildId();

  // Trigger validation error by submitting an empty title.
  $edit = array('title' => '');
  $this->backdropPost(NULL, $edit, 'Save');
  $this->assertText($build_id_initial, 'Old build id on the page');
  $build_id_first_validation = $this->getFormBuildId();
  $this->assertNotEqual($build_id_initial, $build_id_first_validation, 'Build id changes when form validation fails');

  // Trigger validation error by again submitting an empty title.
  $edit = array('title' => '');
  $this->backdropPost(NULL, $edit, 'Save');
  $this->assertText('No old build id', 'No old build id on the page');
  $build_id_second_validation = $this->getFormBuildId();
  $this->assertEqual($build_id_first_validation, $build_id_second_validation, 'Build id remains the same when form validation fails subsequently');

  // Repeat the test sequence but this time with a page loaded from the cache.
  $this->backdropGet('form_test/form-storage-page-cache');
  $this->assertEqual($this->backdropGetHeader('X-Backdrop-Cache'), 'HIT', 'Page was cached.');
  $this->assertText('No old build id', 'No old build id on the page');
  $build_id_from_cache_initial = $this->getFormBuildId();
  $this->assertEqual($build_id_initial, $build_id_from_cache_initial, 'Build id is the same as on the first request');

  // Trigger validation error by submitting an empty title.
  $edit = array('title' => '');
  $this->backdropPost(NULL, $edit, 'Save');
  $this->assertText($build_id_initial, 'Old build id is initial build id');
  $build_id_from_cache_first_validation = $this->getFormBuildId();
  $this->assertNotEqual($build_id_initial, $build_id_from_cache_first_validation, 'Build id changes when form validation fails');
  $this->assertNotEqual($build_id_first_validation, $build_id_from_cache_first_validation, 'Build id from first user is not reused');

  // Trigger validation error by again submitting an empty title.
  $edit = array('title' => '');
  $this->backdropPost(NULL, $edit, 'Save');
  $this->assertText('No old build id', 'No old build id on the page');
  $build_id_from_cache_second_validation = $this->getFormBuildId();
  $this->assertEqual($build_id_from_cache_first_validation, $build_id_from_cache_second_validation, 'Build id remains the same when form validation fails subsequently');
}