Function toStatus
The status of a test that ended by throwing throwable, or null when it did not throw
Example
toStatus returns success when nothing was thrown
toStatus(null) .should .equal(TestResult .Status .success);
Example
toStatus returns pending for a PendingTestException
toStatus(new PendingTestException) .should .equal(TestResult .Status .pending);
Example
toStatus returns failure for an Exception
toStatus(new Exception("boom")) .should .equal(TestResult .Status .failure);