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#386 Always enable data_suffix for --cov-append #387

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#386 Always enable data_suffix for --cov-append #387

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119d746
Always enable data_suffix for --cov-append
Urth Jan 20, 2020
b9f7ea1
Test for --cov-append with sub/parallel processes
Urth Jan 21, 2020
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1 change: 1 addition & 0 deletions src/pytest_cov/engine.py
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Expand Up @@ -218,6 +218,7 @@ def start(self):

self.cov = coverage.Coverage(source=self.cov_source,
branch=self.cov_branch,
data_suffix=True,
config_file=self.cov_config)
self.combining_cov = coverage.Coverage(source=self.cov_source,
branch=self.cov_branch,
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23 changes: 23 additions & 0 deletions tests/test_pytest_cov.py
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Expand Up @@ -1869,6 +1869,29 @@ def test_do_not_append_coverage(testdir, opts, prop):
])


@pytest.mark.skipif('sys.platform == "win32" and platform.python_implementation() == "PyPy"')
def test_append_coverage_subprocess(testdir):
scripts = testdir.makepyfile(parent_script=SCRIPT_PARENT,
child_script=SCRIPT_CHILD)
parent_script = scripts.dirpath().join('parent_script.py')

result = testdir.runpytest('-v',
'--cov=%s' % scripts.dirpath(),
'--cov-append',
'--cov-report=term-missing',
'--dist=load',
'--tx=2*popen',
max_worker_restart_0,
parent_script)

result.stdout.fnmatch_lines([
'*- coverage: platform *, python * -*',
'child_script* %s*' % CHILD_SCRIPT_RESULT,
'parent_script* %s*' % PARENT_SCRIPT_RESULT,
])
assert result.ret == 0


def test_pth_failure(monkeypatch):
with open('src/pytest-cov.pth') as fh:
payload = fh.read()
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