any*
#
When creating a stub or verifying a call, Mockito provides many different argument matchers. Besides eq, the most commonly used are the “any” family: any, anyBoolean, anyByte, anyChar, anyDouble, anyFloat, anyInt, anyLong, anyObject, anyShort, and anyString. In MockK, these variations are all replaced by a single any matcher.
// TODO example class that takes object, int, string parameters. Show stub & verify for both libs.
If you want to check for any null value, or any not-null value, the isNull matcher can be used.
TODO: isNull(), isNull(inverse = true)
TODO: ofType