Merged revisions 74556 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r74556 | kristjan.jonsson | 2009-08-27 22:20:21 +0000 (fim., 27 ßg·. 2009) | 2 lines

  issue 6275
  Add an "exc_value" attribute to the _AssertRaisesContext context manager in the unittest package.  This allows further tests on the exception that was raised after the context manager exits.
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1 files changed, 15 insertions, 0 deletions

diff --git a/Lib/test/test_unittest.py b/Lib/test/test_unittest.py
index 9cdca96f62..e33f31e7e4 100644
--- a/Lib/test/test_unittest.py
+++ b/Lib/test/test_unittest.py
@@ -2847,6 +2847,21 @@ test case
                 self.assertRaisesRegexp, Exception,
                 re.compile('^Expected$'), Stub)
 
+    def testAssertRaisesExcValue(self):
+        class ExceptionMock(Exception):
+            pass
+
+        def Stub(foo):
+            raise ExceptionMock(foo)
+        v = "particular value"
+
+        ctx = self.assertRaises(ExceptionMock)
+        with ctx:
+            Stub(v)
+        e = ctx.exc_value
+        self.assertTrue(isinstance(e, ExceptionMock))
+        self.assertEqual(e.args[0], v)
+
     def testSynonymAssertMethodNames(self):
         """Test undocumented method name synonyms.