test_above (test_clamp.ClampTests.test_above) ... ok
test_below (test_clamp.ClampTests.test_below) ... ok
test_boundary (test_clamp.ClampTests.test_boundary) ... ok
test_invalid (test_clamp.ClampTests.test_invalid) ... ok
test_middle (test_clamp.ClampTests.test_middle) ... ok

----------------------------------------------------------------------
Ran 5 tests in 0.000s

OK