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Merge pull request #6176 from blueyed/assertoutcome 

pytester: Hookrecorder: improve assertoutcome
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Daniel Hahler 2019-11-13 19:27:18 +01:00 committed by GitHub
parent a6e10cc2e3 6ddf7c3d42
commit f91bf48a40
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 20 additions and 5 deletions
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1
changelog/6176.improvement.rst Normal file
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@ -0,0 +1 @@
Improved failure reporting with pytester's ``Hookrecorder.assertoutcome``.

15
src/_pytest/pytester.py
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@ -332,10 +332,17 @@ class HookRecorder:
return [len(x) for x in self.listoutcomes()] return [len(x) for x in self.listoutcomes()]
def assertoutcome(self, passed: int = 0, skipped: int = 0, failed: int = 0) -> None: def assertoutcome(self, passed: int = 0, skipped: int = 0, failed: int = 0) -> None:
realpassed, realskipped, realfailed = self.listoutcomes() __tracebackhide__ = True
assert passed == len(realpassed)
assert skipped == len(realskipped) outcomes = self.listoutcomes()
assert failed == len(realfailed) realpassed, realskipped, realfailed = outcomes
obtained = {
"passed": len(realpassed),
"skipped": len(realskipped),
"failed": len(realfailed),
}
expected = {"passed": passed, "skipped": skipped, "failed": failed}
assert obtained == expected, outcomes
def clear(self) -> None: def clear(self) -> None:
self.calls[:] = [] self.calls[:] = []

9
testing/test_assertion.py
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@ -70,7 +70,14 @@ class TestImportHookInstallation:
""" """
) )
result = testdir.runpytest_subprocess() result = testdir.runpytest_subprocess()
result.stdout.fnmatch_lines(["*assert 1 == 0*"]) result.stdout.fnmatch_lines(
[
"E * AssertionError: ([[][]], [[][]], [[]<TestReport *>[]])*",
"E * assert"
" {'failed': 1, 'passed': 0, 'skipped': 0} =="
" {'failed': 0, 'passed': 1, 'skipped': 0}",
]
)
@pytest.mark.parametrize("mode", ["plain", "rewrite"]) @pytest.mark.parametrize("mode", ["plain", "rewrite"])
def test_pytest_plugins_rewrite(self, testdir, mode): def test_pytest_plugins_rewrite(self, testdir, mode):