Merged revisions 76573 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k
........
r76573 | antoine.pitrou | 2009-11-28 17:12:28 +0100 (sam., 28 nov. 2009) | 3 lines
Issue #4486: When an exception has an explicit cause, do not print its implicit context too.
........
diff --git a/Lib/test/test_traceback.py b/Lib/test/test_traceback.py
index 2145710..17413db 100644
--- a/Lib/test/test_traceback.py
+++ b/Lib/test/test_traceback.py
@@ -253,6 +253,26 @@
self.check_zero_div(blocks[0])
self.assertTrue('inner_raise() # Marker' in blocks[2])
+ def test_cause_and_context(self):
+ # When both a cause and a context are set, only the cause should be
+ # displayed and the context should be muted.
+ def inner_raise():
+ try:
+ self.zero_div()
+ except ZeroDivisionError as _e:
+ e = _e
+ try:
+ xyzzy
+ except NameError:
+ raise KeyError from e
+ def outer_raise():
+ inner_raise() # Marker
+ blocks = boundaries.split(self.get_report(outer_raise))
+ self.assertEquals(len(blocks), 3)
+ self.assertEquals(blocks[1], cause_message)
+ self.check_zero_div(blocks[0])
+ self.assert_('inner_raise() # Marker' in blocks[2])
+
def test_cause_recursive(self):
def inner_raise():
try: