ImageAdminStylesUnitTest::testDefaultStyle in modules/image/tests/image.test

Test to override, edit, then revert a style.

ImageAdminStylesUnitTest::testStyle in modules/image/tests/image.test

General test to add a style, add/remove/edit effects to it, then delete it.

ImageDimensionsUnitTest::testImageDimensions in modules/image/tests/image.test

Test styled image dimensions cumulatively.

image_image_effect_info in modules/image/image.effects.inc

Implements hook_image_effect_info().

ImageStyleFlushTest::testFlush in modules/image/tests/image.test

General test to flush a style.

image_update_1000 in modules/image/image.install

Provide default image styles for the Image module.