ImageAdminStylesUnitTest::testDefaultStyle in core/modules/image/tests/image.test
Test to override, edit, then revert a style.
ImageAdminStylesUnitTest::testStyle in core/modules/image/tests/image.test
General test to add a style, add/remove/edit effects to it, then delete it.
ImageExampleTestCase::testImageExample in modules/examples/image_example/tests/image_example.test
Test implementations of image API hooks.
ImageFileMoveTest::testNormal in core/modules/simpletest/tests/image.test
Tests moving a randomly generated image.
ImageStyleFlushTest::testFlush in core/modules/image/tests/image.test
General test to flush a style.
image_effect_delete in core/modules/image/image.module
Delete an image effect.
image_effect_load in core/modules/image/image.module
Load a single image effect.
image_effect_save in core/modules/image/image.module
Save an image effect.
image_style_save in core/modules/image/image.module
Save an image style.
image_style_transform_dimensions in core/modules/image/image.module
Determines the dimensions of the styled image.
_image_token_generate_image in core/modules/image/image.tokens.inc
Helper function to generate image style if does not exist.