def test_capturing_basic_api(self, method):
capouter = StdCaptureFD()
old = sys.stdout, sys.stderr, sys.stdin
try:
capman = CaptureManager(method)
capman.start_global_capturing()
capman.suspend_global_capture()
outerr = capman.read_global_capture()
assert outerr == ("", "")
capman.suspend_global_capture()
outerr = capman.read_global_capture()
assert outerr == ("", "")
print("hello")
capman.suspend_global_capture()
out, err = capman.read_global_capture()
if method == "no":
assert old == (sys.stdout, sys.stderr, sys.stdin)
else:
assert not out
capman.resume_global_capture()
print("hello")
capman.suspend_global_capture()
out, err = capman.read_global_capture()
if method != "no":
assert out == "hello\n"
capman.stop_global_capturing()
finally:
capouter.stop_capturing()
def test_init_capturing(self):
capouter = StdCaptureFD()
try:
capman = CaptureManager("fd")
capman.init_capturings()
pytest.raises(AssertionError, "capman.init_capturings()")
capman.reset_capturings()
finally:
capouter.stop_capturing()
def test_init_capturing(self):
capouter = StdCaptureFD()
try:
capman = CaptureManager("fd")
capman.start_global_capturing()
pytest.raises(AssertionError, capman.start_global_capturing)
capman.stop_global_capturing()
finally:
capouter.stop_capturing()
def test_getmethod_default_no_fd(self, testdir, monkeypatch):
config = testdir.parseconfig(testdir.tmpdir)
assert config.getvalue("capture") is None
capman = CaptureManager()
monkeypatch.delattr(os, 'dup', raising=False)
try:
assert capman._getmethod(config, None) == "sys"
finally:
monkeypatch.undo()
def test_configure_per_fspath(self, testdir, mode):
config = testdir.parseconfig(testdir.tmpdir)
capman = CaptureManager()
hasfd = hasattr(os, 'dup')
if hasfd:
assert capman._getmethod(config, None) == "fd"
else:
assert capman._getmethod(config, None) == "sys"
if not hasfd and mode == 'fd':
return
sub = testdir.tmpdir.mkdir("dir" + mode)
sub.ensure("__init__.py")
sub.join("conftest.py").write('option_capture = %r' % mode)
assert capman._getmethod(config, sub.join("test_hello.py")) == mode
def _setinitialconftest(self, args):
# capture output during conftest init (#issue93)
from _pytest.capture import CaptureManager
capman = CaptureManager()
self.pluginmanager.register(capman, 'capturemanager')
# will be unregistered in capture.py's unconfigure()
capman.resumecapture(capman._getmethod_preoptionparse(args))
try:
try:
self._conftest.setinitial(args)
finally:
out, err = capman.suspendcapture() # logging might have got it
except:
sys.stdout.write(out)
sys.stderr.write(err)
raise
def test_juggle_capturings(self, testdir):
capouter = py.io.StdCaptureFD()
try:
#config = testdir.parseconfig(testdir.tmpdir)
capman = CaptureManager()
try:
capman.resumecapture("fd")
pytest.raises(ValueError, 'capman.resumecapture("fd")')
pytest.raises(ValueError, 'capman.resumecapture("sys")')
os.write(1, "hello\n".encode('ascii'))
out, err = capman.suspendcapture()
assert out == "hello\n"
capman.resumecapture("sys")
os.write(1, "hello\n".encode('ascii'))
py.builtin.print_("world", file=sys.stderr)
out, err = capman.suspendcapture()
assert not out
assert err == "world\n"
finally:
capman.reset_capturings()
finally:
capouter.reset()
def test_capturing_basic_api(self, method):
capouter = py.io.StdCaptureFD()
old = sys.stdout, sys.stderr, sys.stdin
try:
capman = CaptureManager()
# call suspend without resume or start
outerr = capman.suspendcapture()
outerr = capman.suspendcapture()
assert outerr == ("", "")
capman.resumecapture(method)
print("hello")
out, err = capman.suspendcapture()
if method == "no":
assert old == (sys.stdout, sys.stderr, sys.stdin)
else:
assert out == "hello\n"
capman.resumecapture(method)
out, err = capman.suspendcapture()
assert not out and not err
capman.reset_capturings()
finally:
capouter.reset()