PASS successfullyParsed is true
TEST COMPLETE
PASS currentSrcFileName("foo") is "image-set-4x.png"
PASS internals.isLoadingFromMemoryCache("resources/image-set-4x.png") is true
PASS internals.isLoadingFromMemoryCache("../../hidpi/resources/image-set-2x.png") is false
PASS internals.isLoadingFromMemoryCache("../../hidpi/resources/image-set-1x.png") is false
PASS internals.isLoadingFromMemoryCache("resources/blue-100-px-square.png") is false