test: show arguments that failed, to aid debugging (#83)

2020-06-19 19:47:04 -06:00 · 2020-06-19 19:47:04 -06:00 · 2eb8fb62ed
parent 929202aa62
commit 2eb8fb62ed
1 changed files with 1 additions and 1 deletions
--- a/test/test_path.py
+++ b/test/test_path.py
@ -645,7 +645,7 @@ class ArcTest(unittest.TestCase):
                orig_t = random.random()
                p = a.point(orig_t)
                computed_t = a.point_to_t(p)
-                self.assertAlmostEqual(orig_t, computed_t)
+                self.assertAlmostEqual(orig_t, computed_t, msg="arc %s at t=%f is point %s, but got %f back" % (a, orig_t, p, computed_t))


 class TestPath(unittest.TestCase):