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fuse/runtests: truncate expected file contents in reported error message

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this avoids dumping the repr of 1Mb of random data to stdout in the event
of a test failure, but rather just dumps the start/end of the errant strings
if the amount of data is > 200 chars repr'd
This commit is contained in:
robk-tahoe 2008-10-20 07:45:23 -07:00
parent e0fb7735bc
commit 23cce79d9f
1 changed files with 8 additions and 2 deletions
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10
contrib/fuse/runtests.py
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@ -491,9 +491,15 @@ class SystemTest (object):
def _check_write(self, testcap, name, expected_body): def _check_write(self, testcap, name, expected_body):
uploaded_body = self.get_file(testcap, name) uploaded_body = self.get_file(testcap, name)
def drepr(obj):
r = repr(obj)
if len(r) > 200:
return r[:100] + ' ... ' + r[-100:]
else:
return r
if uploaded_body != expected_body: if uploaded_body != expected_body:
tmpl = 'Expected file contents %r but found %r' tmpl = 'Expected file contents %s but found %s'
raise TestFailure(tmpl, expected_body, uploaded_body) raise TestFailure(tmpl, drepr(expected_body), drepr(uploaded_body))
def test_write_overlapping_small_writes(self, testcap, testdir): def test_write_overlapping_small_writes(self, testcap, testdir):
self._write_test_overlap(testcap, testdir, name='large_overlap', bs=2**9, sz=2**20) self._write_test_overlap(testcap, testdir, name='large_overlap', bs=2**9, sz=2**20)