AssertGoldenBytes asserts that the give actual content matches the contents of the given filename.

AssertGoldenFile assers that the content of the actual file matches the contents of the expected file.

AssertGoldenString asserts that the given string matches the contents of the given file.

HelperT describes a test with a helper function.

TestingT describes a testing object compatible with the critical functions from the testing.T type.