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-rw-r--r--Lib/test/test_support.py28
1 files changed, 12 insertions, 16 deletions
diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py
index d2a485f..0a96f66 100644
--- a/Lib/test/test_support.py
+++ b/Lib/test/test_support.py
@@ -23,23 +23,22 @@ use_resources = None # Flag set to [] by regrtest.py
# _output_comparison controls whether regrtest will try to compare stdout
# with an expected-output file. For straight regrtests, it should.
-# The doctest driver should set_output_comparison(0) for the duration, and
-# restore the old value when it's done.
+# The doctest driver resets this flag by calling deny_output_comparison().
# Note that this control is in addition to verbose mode: output will be
# compared if and only if _output_comparison is true and verbose mode is
# not in effect.
_output_comparison = 1
-def set_output_comparison(newvalue):
+def deny_output_comparison():
global _output_comparison
- oldvalue = _output_comparison
- _output_comparison = newvalue
- return oldvalue
+ _output_comparison = 0
# regrtest's interface to _output_comparison.
-def suppress_output_comparison():
- return not _output_comparison
-
+def output_comparison_denied():
+ global _output_comparison
+ denied = not _output_comparison
+ _output_comparison = 1
+ return denied
def unload(name):
try:
@@ -199,10 +198,7 @@ def run_doctest(module, verbosity=None):
else:
verbosity = None
- oldvalue = set_output_comparison(0)
- try:
- f, t = doctest.testmod(module, verbose=verbosity)
- if f:
- raise TestFailed("%d of %d doctests failed" % (f, t))
- finally:
- set_output_comparison(oldvalue)
+ deny_output_comparison()
+ f, t = doctest.testmod(module, verbose=verbosity)
+ if f:
+ raise TestFailed("%d of %d doctests failed" % (f, t))