14 calls to DrupalTestCase::assertNull() in Drupal 7

BootstrapGetFilenameTestCase::testDrupalGetFilename in modules/simpletest/tests/bootstrap.test

Test that drupal_get_filename() works correctly when the file is not found in the database.

BootstrapGetFilenameWebTestCase::testDrupalGetFilename in modules/simpletest/tests/bootstrap.test

Test that drupal_get_filename() works correctly with a full Drupal site.

CronRunTestCase::testCronCacheExpiration in modules/system/system.test

Tests that hook_flush_caches() is not invoked on every single cron run.

DatabaseEmptyStatementTestCase::testEmpty in modules/simpletest/tests/database_test.test

Test that the empty result set behaves as empty.

DatabaseTaggingTestCase::testMetaData in modules/simpletest/tests/database_test.test

Test that we can attach meta data to a query object.

DatabaseUpdateTestCase::testSimpleNullUpdate in modules/simpletest/tests/database_test.test

Confirm updating to NULL.

FieldInfoTestCase::testInstanceDisabledEntityType in modules/field/tests/field.test

Test that instances on disabled entity types are filtered out.

FieldUIManageFieldsTestCase::testDeleteField in modules/field_ui/field_ui.test

Tests that deletion removes fields and instances as expected.

FormsFormCacheTestCase::testCacheFormCustomExpiration in modules/simpletest/tests/form.test

Tests changing form_cache_expiration.

MailTestCase::testCancelMessage in modules/simpletest/tests/mail.test

Test that message sending may be canceled.

SessionTestCase::assertSessionCookie in modules/simpletest/tests/session.test

Assert whether the SimpleTest browser sent a session cookie.

UploadUpgradePathTestCase::testUploadUpgrade in modules/simpletest/tests/upgrade/upgrade.upload.test

Test a successful upgrade.

UserPictureTestCase::testDeletePicture in modules/user/user.test

Tests deletion of user pictures.

UserRoleAdminTestCase::testRoleAdministration in modules/user/user.test

Test adding, renaming and deleting roles.