Add an assert_matches method, and tests to prove it works.

1 files changed, 26 insertions, 0 deletions

diff --git a/test/test_testing.py b/test/test_testing.py
new file mode 100644
index 00000000..806f087e
--- /dev/null
+++ b/test/test_testing.py
@@ -0,0 +1,26 @@
+"""Tests that our test infrastructure is really working!"""
+
+import os, sys
+sys.path.insert(0, os.path.split(__file__)[0]) # Force relative import for Py3k
+from coveragetest import CoverageTest
+
+class TestingTest(CoverageTest):
+    """Tests of helper methods on CoverageTest."""
+
+    def test_assert_equal_sets(self):
+        self.assert_equal_sets(set(), set())
+        self.assert_equal_sets(set([1,2,3]), set([3,1,2]))
+        self.assertRaises(AssertionError, self.assert_equal_sets,
+            set([1,2,3]), set()
+            )
+        self.assertRaises(AssertionError, self.assert_equal_sets,
+            set([1,2,3]), set([4,5,6])
+            )
+
+    def test_assert_matches(self):
+        self.assert_matches("hello", "hel*o")
+        self.assert_matches("Oh, hello there!", "hel*o")
+        self.assertRaises(AssertionError, self.assert_matches,
+            "hello there", "^hello$"
+            )
+