phototest

Etymology
, not only reflecting clipping of photosensitivity test but also reflecting the fact that the test often is literally a "light test" (a test using light), such as with timed exposure to a measured amount of UV-A or UV-B.

Noun

 * 1) A photosensitivity test.

Verb

 * 1)  To test (something; usually someone's skin) with a photosensitivity test.