def test_flat_multisuite_mocking_calls(self): test_cloc_out_path = os.path.join(os.path.dirname(__file__), 'fixtures', 'cloc_out.json') cloc_out = read_file(test_cloc_out_path) root_path = join(tempfile.gettempdir(), 'multisuite_test') app_path = join(root_path, 'apps', 'mockapp') log_path = join(root_path, 'logs') args = [ "--log_dir", log_path, "--app_gen_output_dir", root_path, "--test_build_only", "--switch_xcode_versions", "--full_clean" ] # we need the unused named variable for mocking purposes # noinspection PyUnusedLocal def command_callable(command, stdin): if 'cloc' in command: return PopenBehaviour(stdout=cloc_out) elif 'xcodebuild -version' in command: return PopenBehaviour( stdout=b'Xcode 10.0\nBuild version 10A255\n') return PopenBehaviour(stdout=b'test_out', stderr=b'test_error') with testfixtures.Replacer() as rep: mock_popen = MockPopen() rep.replace('subprocess.Popen', mock_popen) mock_popen.set_default(behaviour=command_callable) with mock.patch('distutils.spawn.find_executable') as mock_find: mock_find.return_value = '/bin/ls' # A non empty return value basically means "I found that executable" CommandLineMultisuite().main(args) self.assertGreater(os.listdir(app_path), 0) self.verify_genproj('MockLib53', 101, app_path)
def _setup_popen_mock(commands_mock): Popen = MockPopen() Popen.set_default(behaviour=commands_mock) with Replacer() as replacer: replacer.replace("subprocess.Popen", Popen) yield
def test_docker_get_data_dir_host(mocker): popen_mock = MockPopen() popen_mock.set_default(stdout=DOCKER_OUTPUT.encode('utf-8')) mocker.patch('subprocess.Popen', new=popen_mock) data_dir_host, err = PostgreSQLAlt.docker_get_data_dir_host('foobar', '/data') assert err is None assert data_dir_host == '/mnt/storage/the_land_where_the_data_lives'
def test_callable_default_behaviour(self): def some_callable(command, stdin): return PopenBehaviour(BytesLiteral(command), BytesLiteral(stdin), 1, 345, 0) Popen = MockPopen() Popen.set_default(behaviour=some_callable) process = Popen('a command', stdin='some stdin', stdout=PIPE, stderr=PIPE) compare(process.pid, 345) out, err = process.communicate() compare(out, b'a command') compare(err, b'some stdin') compare(process.returncode, 1)
def _setup_popen_mock(commands_mock, commands_verifier=None): """ Mock subprocess.Popen's behavior and if applicable, intercept the commands received by Popen and check if they are as expected using commands_verifier provided by caller. TODO(xwjiang): Ideally we should write a lexical analyzer that can parse in a more intelligent way. """ Popen = MockPopen() Popen.set_default(behaviour=commands_mock) with Replacer() as replacer: replacer.replace("subprocess.Popen", Popen) yield if commands_verifier: assert commands_verifier(Popen.all_calls)
def test_default_command_max_args(self): Popen = MockPopen() Popen.set_default(b"out", b"err", 1, 345) process = Popen("a command", stdout=PIPE, stderr=PIPE) compare(process.pid, 345) compare(None, process.returncode) out, err = process.communicate() # test the rest compare(out, b"out") compare(err, b"err") compare(process.returncode, 1) # test call list compare( [call.Popen("a command", stderr=-1, stdout=-1), call.Popen_instance.communicate()], Popen.mock.method_calls )
def test_callable_default_behaviour(self): def some_callable(command, stdin): return PopenBehaviour(BytesLiteral(command), BytesLiteral(stdin), 1, 345, 0) Popen = MockPopen() Popen.set_default(behaviour=some_callable) process = Popen('a command', stdin='some stdin', stdout=PIPE, stderr=PIPE) compare(process.pid, 345) out, err = process.communicate() compare(out, b'a command') compare(err, b'some stdin') compare(process.returncode, 1)
def test_default_command_max_args(self): Popen = MockPopen() Popen.set_default(b'out', b'err', 1, 345) process = Popen('a command', stdout=PIPE, stderr=PIPE) compare(process.pid, 345) compare(None, process.returncode) out, err = process.communicate() # test the rest compare(out, b'out') compare(err, b'err') compare(process.returncode, 1) # test call list compare([ call.Popen('a command', stderr=-1, stdout=-1), call.Popen_instance.communicate(), ], Popen.mock.method_calls)
def test_default_command_min_args(self): # setup Popen = MockPopen() Popen.set_default() # usage process = Popen("a command", stdout=PIPE, stderr=PIPE) # process started, no return code compare(process.pid, 1234) compare(None, process.returncode) out, err = process.communicate() # test the rest compare(out, b"") compare(err, b"") compare(process.returncode, 0) # test call list compare( [call.Popen("a command", stderr=-1, stdout=-1), call.Popen_instance.communicate()], Popen.mock.method_calls )
def test_default_command_min_args(self): # setup Popen = MockPopen() Popen.set_default() # usage process = Popen('a command', stdout=PIPE, stderr=PIPE) # process started, no return code compare(process.pid, 1234) compare(None, process.returncode) out, err = process.communicate() # test the rest compare(out, b'') compare(err, b'') compare(process.returncode, 0) # test call list compare([ call.Popen('a command', stderr=-1, stdout=-1), call.Popen_instance.communicate(), ], Popen.mock.method_calls)
class TestMyFunc(TestCase): def setUp(self): self.Popen = MockPopen() self.r = Replacer() self.r.replace(dotted_path, self.Popen) self.addCleanup(self.r.restore) def test_example(self): # set up self.Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: compare([ call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate() ], Popen.mock.method_calls) def test_example_bad_returncode(self): # set up Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e', returncode=1) # testing of error with ShouldRaise(RuntimeError('something bad happened')): my_func() def test_communicate_with_input(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) out, err = process.communicate('foo') # test call list compare([ call.Popen('a command', shell=True, stderr=-1, stdout=-1), call.Popen_instance.communicate('foo'), ], Popen.mock.method_calls) def test_read_from_stdout_and_stderr(self): # setup Popen = MockPopen() Popen.set_command('a command', stdout=b'foo', stderr=b'bar') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) compare(process.stdout.read(), b'foo') compare(process.stderr.read(), b'bar') # test call list compare([ call.Popen('a command', shell=True, stderr=PIPE, stdout=PIPE), ], Popen.mock.method_calls) def test_write_to_stdin(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdin=PIPE, shell=True) process.stdin.write('some text') process.stdin.close() # test call list compare([ call.Popen('a command', shell=True, stdin=PIPE), call.Popen_instance.stdin.write('some text'), call.Popen_instance.stdin.close(), ], Popen.mock.method_calls) def test_wait_and_return_code(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3) # usage process = Popen('a command') compare(process.returncode, None) # result checking compare(process.wait(), 3) compare(process.returncode, 3) # test call list compare([ call.Popen('a command'), call.Popen_instance.wait(), ], Popen.mock.method_calls) def test_send_signal(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) process.send_signal(0) # result checking compare([ call.Popen('a command', shell=True, stderr=-1, stdout=-1), call.Popen_instance.send_signal(0), ], Popen.mock.method_calls) def test_poll_until_result(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3, poll_count=2) # example usage process = Popen('a command') while process.poll() is None: # you'd probably have a sleep here, or go off and # do some other work. pass # result checking compare(process.returncode, 3) compare([ call.Popen('a command'), call.Popen_instance.poll(), call.Popen_instance.poll(), call.Popen_instance.poll(), ], Popen.mock.method_calls) def test_default_behaviour(self): # set up self.Popen.set_default(stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: compare([ call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate() ], Popen.mock.method_calls)
class TestMyFunc(TestCase): def setUp(self): self.Popen = MockPopen() self.r = Replacer() self.r.replace(dotted_path, self.Popen) self.addCleanup(self.r.restore) def test_example(self): # set up self.Popen.set_command("svn ls -R foo", stdout=b"o", stderr=b"e") # testing of results compare(my_func(), b"o") # testing calls were in the right order and with the correct parameters: compare( [call.Popen("svn ls -R foo", shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate()], Popen.mock.method_calls, ) def test_example_bad_returncode(self): # set up Popen.set_command("svn ls -R foo", stdout=b"o", stderr=b"e", returncode=1) # testing of error with ShouldRaise(RuntimeError("something bad happened")): my_func() def test_communicate_with_input(self): # setup Popen = MockPopen() Popen.set_command("a command") # usage process = Popen("a command", stdout=PIPE, stderr=PIPE, shell=True) out, err = process.communicate("foo") # test call list compare( [call.Popen("a command", shell=True, stderr=-1, stdout=-1), call.Popen_instance.communicate("foo")], Popen.mock.method_calls, ) def test_read_from_stdout_and_stderr(self): # setup Popen = MockPopen() Popen.set_command("a command", stdout=b"foo", stderr=b"bar") # usage process = Popen("a command", stdout=PIPE, stderr=PIPE, shell=True) compare(process.stdout.read(), b"foo") compare(process.stderr.read(), b"bar") # test call list compare([call.Popen("a command", shell=True, stderr=PIPE, stdout=PIPE)], Popen.mock.method_calls) def test_wait_and_return_code(self): # setup Popen = MockPopen() Popen.set_command("a command", returncode=3) # usage process = Popen("a command") compare(process.returncode, None) # result checking compare(process.wait(), 3) compare(process.returncode, 3) # test call list compare([call.Popen("a command"), call.Popen_instance.wait()], Popen.mock.method_calls) def test_send_signal(self): # setup Popen = MockPopen() Popen.set_command("a command") # usage process = Popen("a command", stdout=PIPE, stderr=PIPE, shell=True) process.send_signal(0) # result checking compare( [call.Popen("a command", shell=True, stderr=-1, stdout=-1), call.Popen_instance.send_signal(0)], Popen.mock.method_calls, ) def test_poll_until_result(self): # setup Popen = MockPopen() Popen.set_command("a command", returncode=3, poll_count=2) # example usage process = Popen("a command") while process.poll() is None: # you'd probably have a sleep here, or go off and # do some other work. pass # result checking compare(process.returncode, 3) compare( [ call.Popen("a command"), call.Popen_instance.poll(), call.Popen_instance.poll(), call.Popen_instance.poll(), ], Popen.mock.method_calls, ) def test_default_behaviour(self): # set up self.Popen.set_default(stdout=b"o", stderr=b"e") # testing of results compare(my_func(), b"o") # testing calls were in the right order and with the correct parameters: compare( [call.Popen("svn ls -R foo", shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate()], Popen.mock.method_calls, )
class TestMyFunc(TestCase): def setUp(self): self.Popen = MockPopen() self.r = Replacer() self.r.replace(dotted_path, self.Popen) self.addCleanup(self.r.restore) def test_example(self): # set up self.Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: compare([ call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate() ], Popen.mock.method_calls) def test_example_bad_returncode(self): # set up Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e', returncode=1) # testing of error with ShouldRaise(RuntimeError('something bad happened')): my_func() def test_communicate_with_input(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) out, err = process.communicate('foo') # test call list compare([ call.Popen('a command', shell=True, stderr=-1, stdout=-1), call.Popen_instance.communicate('foo'), ], Popen.mock.method_calls) def test_read_from_stdout_and_stderr(self): # setup Popen = MockPopen() Popen.set_command('a command', stdout=b'foo', stderr=b'bar') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) compare(process.stdout.read(), b'foo') compare(process.stderr.read(), b'bar') # test call list compare([ call.Popen('a command', shell=True, stderr=PIPE, stdout=PIPE), ], Popen.mock.method_calls) def test_write_to_stdin(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdin=PIPE, shell=True) process.stdin.write('some text') process.stdin.close() # test call list compare([ call.Popen('a command', shell=True, stdin=PIPE), call.Popen_instance.stdin.write('some text'), call.Popen_instance.stdin.close(), ], Popen.mock.method_calls) def test_wait_and_return_code(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3) # usage process = Popen('a command') compare(process.returncode, None) # result checking compare(process.wait(), 3) compare(process.returncode, 3) # test call list compare([ call.Popen('a command'), call.Popen_instance.wait(), ], Popen.mock.method_calls) def test_send_signal(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) process.send_signal(0) # result checking compare([ call.Popen('a command', shell=True, stderr=-1, stdout=-1), call.Popen_instance.send_signal(0), ], Popen.mock.method_calls) def test_poll_until_result(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3, poll_count=2) # example usage process = Popen('a command') while process.poll() is None: # you'd probably have a sleep here, or go off and # do some other work. pass # result checking compare(process.returncode, 3) compare([ call.Popen('a command'), call.Popen_instance.poll(), call.Popen_instance.poll(), call.Popen_instance.poll(), ], Popen.mock.method_calls) def test_default_behaviour(self): # set up self.Popen.set_default(stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: compare([ call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate() ], Popen.mock.method_calls) def test_callable(self): # set up def command_callable(command, stdin): return PopenBehaviour(stdout=b'stdout') self.Popen.set_default(behaviour=command_callable) # testing of results compare(my_func(), b'stdout') # testing calls were in the right order and with the correct parameters: compare([ call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE), call.Popen_instance.communicate() ], Popen.mock.method_calls) def test_multiple_responses(self): # set up behaviours = [ PopenBehaviour(stderr=b'e', returncode=1), PopenBehaviour(stdout=b'o'), ] def behaviour(command, stdin): return behaviours.pop(0) self.Popen.set_command('svn ls -R foo', behaviour=behaviour) # testing of error: with ShouldRaise(RuntimeError('something bad happened')): my_func() # testing of second call: compare(my_func(), b'o') def test_count_down(self): # set up self.Popen.set_command('svn ls -R foo', behaviour=CustomBehaviour()) # testing of error: with ShouldRaise(RuntimeError('something bad happened')): my_func() # testing of second call: compare(my_func(), b'o')
class TestMyFunc(TestCase): def setUp(self): self.Popen = MockPopen() self.r = Replacer() self.r.replace(dotted_path, self.Popen) self.addCleanup(self.r.restore) def test_example(self): # set up self.Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: process = call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE) compare(Popen.all_calls, expected=[process, process.communicate()]) def test_example_bad_returncode(self): # set up Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e', returncode=1) # testing of error with ShouldRaise(RuntimeError('something bad happened')): my_func() def test_communicate_with_input(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) out, err = process.communicate('foo') # test call list compare(Popen.all_calls, expected=[ process.root_call, process.root_call.communicate('foo'), ]) def test_read_from_stdout_and_stderr(self): # setup Popen = MockPopen() Popen.set_command('a command', stdout=b'foo', stderr=b'bar') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) compare(process.stdout.read(), b'foo') compare(process.stderr.read(), b'bar') def test_write_to_stdin(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdin=PIPE, shell=True) process.stdin.write('some text') process.stdin.close() # test call list compare(Popen.all_calls, expected=[ process.root_call, process.root_call.stdin.write('some text'), process.root_call.stdin.close(), ]) def test_wait_and_return_code(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3) # usage process = Popen('a command') compare(process.returncode, None) # result checking compare(process.wait(), 3) compare(process.returncode, 3) # test call list compare(Popen.all_calls, expected=[ call.Popen('a command'), call.Popen('a command').wait(), ]) def test_send_signal(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) process.send_signal(0) # result checking compare(Popen.all_calls, expected=[ process.root_call, process.root_call.send_signal(0), ]) def test_poll_until_result(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3, poll_count=2) # example usage process = Popen('a command') while process.poll() is None: # you'd probably have a sleep here, or go off and # do some other work. pass # result checking compare(process.returncode, 3) compare(Popen.all_calls, expected=[ process.root_call, process.root_call.poll(), process.root_call.poll(), process.root_call.poll(), ]) def test_default_behaviour(self): # set up self.Popen.set_default(stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: root_call = call.Popen('svn ls -R foo', shell=True, stderr=PIPE, stdout=PIPE) compare(Popen.all_calls, expected=[root_call, root_call.communicate()]) def test_multiple_responses(self): # set up behaviours = [ PopenBehaviour(stderr=b'e', returncode=1), PopenBehaviour(stdout=b'o'), ] def behaviour(command, stdin): return behaviours.pop(0) self.Popen.set_command('svn ls -R foo', behaviour=behaviour) # testing of error: with ShouldRaise(RuntimeError('something bad happened')): my_func() # testing of second call: compare(my_func(), b'o') def test_count_down(self): # set up self.Popen.set_command('svn ls -R foo', behaviour=CustomBehaviour()) # testing of error: with ShouldRaise(RuntimeError('something bad happened')): my_func() # testing of second call: compare(my_func(), b'o') def test_multiple_processes(self): # set up self.Popen.set_command('process --batch=0', stdout=b'42') self.Popen.set_command('process --batch=1', stdout=b'13') # testing of results compare(process_in_batches(2), expected=55) # testing of process management: p1 = call.Popen('process --batch=0', shell=True, stderr=PIPE, stdout=PIPE) p2 = call.Popen('process --batch=1', shell=True, stderr=PIPE, stdout=PIPE) compare(Popen.all_calls, expected=[ p1, p2, p1.communicate(), p2.communicate(), ])
class TestMyFunc(TestCase): def setUp(self): self.Popen = MockPopen() self.r = Replacer() self.r.replace(dotted_path, self.Popen) self.addCleanup(self.r.restore) def test_example(self): # set up self.Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: process = call.Popen(['svn', 'ls', '-R', 'foo'], stderr=PIPE, stdout=PIPE) compare(Popen.all_calls, expected=[ process, process.communicate() ]) def test_example_bad_returncode(self): # set up Popen.set_command('svn ls -R foo', stdout=b'o', stderr=b'e', returncode=1) # testing of error with ShouldRaise(RuntimeError('something bad happened')): my_func() def test_communicate_with_input(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) out, err = process.communicate('foo') # test call list compare(Popen.all_calls, expected=[ process.root_call, process.root_call.communicate('foo'), ]) def test_read_from_stdout_and_stderr(self): # setup Popen = MockPopen() Popen.set_command('a command', stdout=b'foo', stderr=b'bar') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) compare(process.stdout.read(), b'foo') compare(process.stderr.read(), b'bar') def test_write_to_stdin(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdin=PIPE, shell=True) process.stdin.write('some text') process.stdin.close() # test call list compare(Popen.all_calls, expected=[ process.root_call, process.root_call.stdin.write('some text'), process.root_call.stdin.close(), ]) def test_wait_and_return_code(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3) # usage process = Popen('a command') compare(process.returncode, None) # result checking compare(process.wait(), 3) compare(process.returncode, 3) # test call list compare(Popen.all_calls, expected=[ call.Popen('a command'), call.Popen('a command').wait(), ]) def test_send_signal(self): # setup Popen = MockPopen() Popen.set_command('a command') # usage process = Popen('a command', stdout=PIPE, stderr=PIPE, shell=True) process.send_signal(0) # result checking compare(Popen.all_calls, expected=[ process.root_call, process.root_call.send_signal(0), ]) def test_poll_until_result(self): # setup Popen = MockPopen() Popen.set_command('a command', returncode=3, poll_count=2) # example usage process = Popen('a command') while process.poll() is None: # you'd probably have a sleep here, or go off and # do some other work. pass # result checking compare(process.returncode, 3) compare(Popen.all_calls, expected=[ process.root_call, process.root_call.poll(), process.root_call.poll(), process.root_call.poll(), ]) def test_default_behaviour(self): # set up self.Popen.set_default(stdout=b'o', stderr=b'e') # testing of results compare(my_func(), b'o') # testing calls were in the right order and with the correct parameters: root_call = call.Popen(['svn', 'ls', '-R', 'foo'], stderr=PIPE, stdout=PIPE) compare(Popen.all_calls, expected=[ root_call, root_call.communicate() ]) def test_multiple_responses(self): # set up behaviours = [ PopenBehaviour(stderr=b'e', returncode=1), PopenBehaviour(stdout=b'o'), ] def behaviour(command, stdin): return behaviours.pop(0) self.Popen.set_command('svn ls -R foo', behaviour=behaviour) # testing of error: with ShouldRaise(RuntimeError('something bad happened')): my_func() # testing of second call: compare(my_func(), b'o') def test_count_down(self): # set up self.Popen.set_command('svn ls -R foo', behaviour=CustomBehaviour()) # testing of error: with ShouldRaise(RuntimeError('something bad happened')): my_func() # testing of second call: compare(my_func(), b'o') def test_multiple_processes(self): # set up self.Popen.set_command('process --batch=0', stdout=b'42') self.Popen.set_command('process --batch=1', stdout=b'13') # testing of results compare(process_in_batches(2), expected=55) # testing of process management: p1 = call.Popen('process --batch=0', shell=True, stderr=PIPE, stdout=PIPE) p2 = call.Popen('process --batch=1', shell=True, stderr=PIPE, stdout=PIPE) compare(Popen.all_calls, expected=[ p1, p2, p1.communicate(), p2.communicate(), ])