Assert asserts that the condition is true if the condition is false, it panics with the message.

Contains asserts that the value is in the slice if the value is not in the slice, it panics with the message.

ContainsFunc asserts that the value is in the slice if the value is not in the slice, it panics with the message.

Equal asserts that the two values are equal if the two values are not equal, it panics with the message.