Merge pull request #1 from davidbernard/master

Changed output of test case failure
Tweaked the string written by the test routine.
Yet more changes to test failure output
Merge pull request #2 from dvincent/master

Tweaked the string written by the test routine.
Merge remote-tracking branch 'pegwing/master'
Merged david V’s interesting.
Another failing test
Make the to failure messages distinct.
Merge pull request #3 from davidbernard/more-failing-tests

More failing tests
Make the test output less interesting the second time round