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Golden files will be created by the --accept option when they don't exist.

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The golden file's directory will at least need to exist.
This commit is contained in:
Andrew Hamilton 2016-01-30 21:44:23 +00:00
parent 61e2acae60
commit d769fa6971
1 changed files with 14 additions and 6 deletions
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10
golden.py
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@ -15,7 +15,7 @@ def _accept_actual(failed):
for actual_str, golden_path in failed: for actual_str, golden_path in failed:
with open(golden_path, "w") as golden_file: with open(golden_path, "w") as golden_file:
golden_file.write(actual_str) golden_file.write(actual_str)
print("Changed golden file: %s" % golden_path) print("Wrote golden file: %s" % golden_path)
def _run_meld_gui(failed): def _run_meld_gui(failed):
@ -41,10 +41,18 @@ _FAILED = set()
def assertGolden(actual, golden_path): def assertGolden(actual, golden_path):
try:
with open(golden_path, "r") as golden_file: with open(golden_path, "r") as golden_file:
expected = golden_file.read() expected = golden_file.read()
except FileNotFoundError:
expected = None
if actual != expected: if actual != expected:
_FAILED.add((actual, golden_path)) _FAILED.add((actual, golden_path))
if expected is None:
raise unittest.TestCase.failureException(
'The golden file does not exist: %r\nUse "--diff" or'
' "--accept" to create the golden file.' % golden_path)
else:
raise unittest.TestCase.failureException( raise unittest.TestCase.failureException(
'Output does not match golden file: %r\nUse "--diff" or' 'Output does not match golden file: %r\nUse "--diff" or'
' "--accept" to update the golden file.' % golden_path) ' "--accept" to update the golden file.' % golden_path)