DateFieldTestCase::testField in modules/date/tests/date_field.test

@todo.

DateTimezoneTestCase::testMultiUserTimezone in modules/date/tests/date_timezone.test

Validates timezone handling with a multi-value date field.

DateTimezoneTestCase::testTimezone in modules/date/tests/date_timezone.test

Creates one of each type of date field and check timezone handling in each.

DateUITestCase::testFieldUI in modules/date/tests/date.test

DateValidationTestCase::testValidation in modules/date/tests/date_validation.test

Test validation on each type of date widget.

DateViewsTestCase::testDateViewsFields in modules/date/tests/date_views.test