assertNormal
Asserts that the call resulted in a result of type type and returns the result. Otherwise, an AssertionFailedError containing the message supplied by messageSupplier will be thrown. messageSupplier is allowed to supply null.
Return
the result resulted by the call
Parameters
messageSupplier
a supplier for the message if the throwable was not thrown
Throws
AssertionFailedError
if the call resulted in a throwable