def test_run_in_subprocess():
def fn():
return None
with no_cov():
res = run.run_in_subprocess(fn)()
assert res is None
def test_run_in_subprocess_uses_passed_python():
def fn():
import sys # @Reimport
return sys.executable
with no_cov():
python = run.run_in_subprocess(fn, python=sys.executable)()
assert python == sys.executable
def test_run_passes_stdout_and_stderr_if_not_captured_on_failure():
cmd = ('sys.stdout.write("stdout");'
'sys.stdout.flush();'
'sys.stderr.write("stderr");')
cmd = ", ".join(['\'%s\'' % s for s in get_python_cmd(cmd, exit_code=1)])
with no_cov():
p = subprocess.Popen([
sys.executable, '-c',
"""from pytest_shutil import run
from subprocess import CalledProcessError
try:
run.run([%s], capture_stdout=False, capture_stderr=False)
except CalledProcessError:
pass
else:
raise RuntimeError
""" % cmd
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
out, err = p.communicate()
assert p.returncode == 0
assert out.decode('utf-8') == 'stdout'
assert 'stderr' in err.decode('utf-8')
def test_run_in_subprocess_uses_passed_python():
def fn():
import sys # @Reimport
return sys.executable
with no_cov():
python = run.run_in_subprocess(fn, python=sys.executable)()
assert python == sys.executable
def test_run_in_subprocess_exception():
def fn(v):
raise v
v = ValueError(uuid4())
with pytest.raises(execnet.RemoteError) as exc: # @UndefinedVariable
with no_cov():
run.run_in_subprocess(fn)(v)
assert str(v) in str(exc.value)
def test_run_in_subprocess_exception():
def fn(v):
raise v
v = ValueError(uuid4())
with pytest.raises(execnet.RemoteError) as exc: # @UndefinedVariable
with no_cov():
run.run_in_subprocess(fn)(v)
assert str(v) in str(exc.value)
def test_run_logs_stdout_on_failure():
cmd = get_python_cmd('sys.stdout.write("stdout")', exit_code=1)
with mock.patch('pytest_shutil.run.log') as log:
with pytest.raises(subprocess.CalledProcessError):
with no_cov():
run.run(cmd, capture_stdout=True)
expected = 'Command failed: "%s"\nstdout' % " ".join(cmd)
log.error.assert_called_with(expected)
def test_run_logs_stdout_on_failure():
cmd = get_python_cmd('sys.stdout.write("stdout")', exit_code=1)
with mock.patch('pytest_shutil.run.log') as log:
with pytest.raises(subprocess.CalledProcessError):
with no_cov():
run.run(cmd, capture_stdout=True)
expected = 'Command failed: "%s"\nstdout' % " ".join(cmd)
log.error.assert_called_with(expected)
def test_run_passes_stderr_if_not_captured():
cmd = get_python_cmd('sys.stderr.write("stderr")')
cmd = ", ".join(['\'%s\'' % s for s in cmd])
with no_cov():
p = subprocess.Popen([sys.executable, '-c', """from pytest_shutil import run
run.run([%s], capture_stderr=False)""" % cmd], stderr=subprocess.PIPE)
_, err = p.communicate()
assert p.returncode == 0
assert 'stderr' in err.decode('utf-8')
def test_run_logs_stderr_on_failure():
cmd = get_python_cmd('sys.stderr.write("stderr")', exit_code=1)
with mock.patch('pytest_shutil.run.log') as log:
with pytest.raises(subprocess.CalledProcessError):
with no_cov():
run.run(cmd, capture_stderr=True)
expected = 'Command failed: "%s"\nstderr' % " ".join(cmd)
assert log.error.call_count == 1
assert log.error.call_args[0][0].startswith(expected)
def test_run_logs_stderr_on_failure():
cmd = get_python_cmd('sys.stderr.write("stderr")', exit_code=1)
with mock.patch('pytest_shutil.run.log') as log:
with pytest.raises(subprocess.CalledProcessError):
with no_cov():
run.run(cmd, capture_stderr=True)
expected = 'Command failed: "%s"\nstderr' % " ".join(cmd)
assert log.error.call_count == 1
assert log.error.call_args[0][0].startswith(expected)
def test_run_in_subprocess_passes_stderr():
def fn(x):
import sys # @Reimport
sys.stderr.write(x)
guid = str(uuid4())
cmd = """from pytest_shutil.run import run_in_subprocess
run_in_subprocess(%r)(%r)
""" % (textwrap.dedent(inspect.getsource(fn)), guid)
with no_cov():
p = subprocess.Popen([sys.executable, '-c', cmd], stderr=subprocess.PIPE)
(_, err) = p.communicate()
assert guid in err.decode('ascii')
def test_run_passes_stdout_if_not_captured():
cmd = get_python_cmd('sys.stdout.write("stdout")')
cmd = ", ".join(['\'%s\'' % s for s in cmd])
with no_cov():
p = subprocess.Popen([
sys.executable, '-c',
"""from pytest_shutil import run
run.run([%s], capture_stdout=False)""" % cmd
],
stdout=subprocess.PIPE)
out, _ = p.communicate()
assert p.returncode == 0
assert out.decode('utf-8') == 'stdout'
def test_run_in_subprocess_passes_stderr():
def fn(x):
import sys # @Reimport
sys.stderr.write(x)
guid = str(uuid4())
cmd = """from pytest_shutil.run import run_in_subprocess
run_in_subprocess(%r)(%r)
""" % (textwrap.dedent(inspect.getsource(fn)), guid)
with no_cov():
p = subprocess.Popen([sys.executable, '-c', cmd],
stderr=subprocess.PIPE)
(_, err) = p.communicate()
assert guid in err.decode('ascii')
def test_run_passes_stderr_if_not_captured_on_failure():
cmd = get_python_cmd('sys.stderr.write("stderr")', exit_code=1)
cmd = ", ".join(['\'%s\'' % s for s in cmd])
with no_cov():
p = subprocess.Popen([sys.executable, '-c', """from pytest_shutil import run
from subprocess import CalledProcessError
try:
run.run([%s], capture_stderr=False)
except CalledProcessError:
pass
else:
raise RuntimeError
""" % cmd], stderr=subprocess.PIPE)
_, err = p.communicate()
assert p.returncode == 0
assert 'stderr' in err.decode('utf-8')
def test_run_in_subprocess_cd():
with workspace.Workspace() as ws:
with no_cov():
cwd = run.run_in_subprocess(os.getcwd, cd=ws.workspace)()
assert cwd == ws.workspace
def test_run_in_subprocess():
def fn():
return None
with no_cov():
res = run.run_in_subprocess(fn)()
assert res is None
def test_run_in_subprocess_cd():
with workspace.Workspace() as ws:
with no_cov():
cwd = run.run_in_subprocess(os.getcwd, cd=ws.workspace)()
assert cwd == ws.workspace
def test_run_raises_on_failure():
cmd = get_python_cmd(exit_code=1)
with pytest.raises(subprocess.CalledProcessError):
with no_cov():
run.run(cmd)
def test_run_in_subprocess_timeout():
with pytest.raises(execnet.TimeoutError) as exc: # @UndefinedVariable
with no_cov():
run.run_in_subprocess(time.sleep, timeout=0)(1)
assert 'no item after 0 seconds' in str(exc.value)
def test_run_in_subprocess_timeout():
with pytest.raises(execnet.TimeoutError) as exc: # @UndefinedVariable
with no_cov():
run.run_in_subprocess(time.sleep, timeout=0)(1)
assert 'no item after 0 seconds' in str(exc.value)
def test_run_in_subprocess_cd():
with workspace.Workspace() as ws:
with no_cov():
cwd = run.run_in_subprocess(os.getcwd, cd=ws.workspace)()
assert os.path.realpath(cwd) == os.path.realpath(ws.workspace)
def test_run_raises_on_failure():
cmd = get_python_cmd(exit_code=1)
with pytest.raises(subprocess.CalledProcessError):
with no_cov():
run.run(cmd)
