def test_setup_executor_failed():
generator = gen.Pynguin(configuration=MagicMock(log_file=None))
with mock.patch(
"pynguin.testcase.execution.testcaseexecutor.TestCaseExecutor.__init__"
) as exec_mock:
exec_mock.side_effect = ModuleNotFoundError()
assert generator._setup_executor(MagicMock()) is None
def test_setup_executor_success():
generator = gen.Pynguin(configuration=MagicMock(log_file=None))
with mock.patch(
"pynguin.testcase.execution.testcaseexecutor.TestCaseExecutor.__init__"
) as exec_mock:
exec_mock.return_value = None
assert generator._setup_executor(MagicMock())
def test_run(tmp_path):
generator = gen.Pynguin(
configuration=MagicMock(log_file=None, project_path=tmp_path / "nope")
)
with mock.patch.object(gen.Pynguin, "_run") as run_mock:
generator.run()
run_mock.assert_called_once()
def test_setup_hook():
module_name = "test_module"
generator = gen.Pynguin(
configuration=MagicMock(log_file=None, module_name=module_name)
)
with mock.patch.object(gen, "install_import_hook") as hook_mock:
assert generator._setup_import_hook()
hook_mock.assert_called_once()
def test_setup_path_and_hook_valid_dir(tmp_path):
module_name = "test_module"
generator = gen.Pynguin(configuration=MagicMock(
log_file=None, project_path=tmp_path, module_name=module_name))
with mock.patch.object(gen, "install_import_hook") as hook_mock:
with mock.patch("sys.path") as path_mock:
assert generator._setup_path_and_hook()
hook_mock.assert_called_once()
path_mock.insert.assert_called_with(0, tmp_path)
def test_setup_path_valid_dir(tmp_path):
module_name = "test_module"
generator = gen.Pynguin(
configuration=MagicMock(
log_file=None, project_path=tmp_path, module_name=module_name
)
)
with mock.patch("sys.path") as path_mock:
assert generator._setup_path() is True
path_mock.insert.assert_called_with(0, tmp_path)
def test_setup_test_cluster_not_empty():
generator = gen.Pynguin(configuration=MagicMock(
log_file=None,
type_inference_strategy=config.TypeInferenceStrategy.TYPE_HINTS,
))
with mock.patch(
"pynguin.setup.testclustergenerator.TestClusterGenerator.generate_cluster"
) as gen_mock:
tc = MagicMock()
tc.num_accessible_objects_under_test.return_value = 1
gen_mock.return_value = tc
assert generator._setup_test_cluster()
def test_init_without_params():
with pytest.raises(ConfigurationException) as exception:
gen.Pynguin(None)
assert (
exception.value.args[0] == "Cannot initialise test generator without "
"proper configuration.")
def test_init_with_configuration():
conf = MagicMock(log_file=None)
gen.Pynguin(configuration=conf)
assert config.INSTANCE == conf
def test_setup_path_and_hook_invalid_dir(tmp_path):
generator = gen.Pynguin(
configuration=MagicMock(log_file=None, project_path=tmp_path / "nope"))
assert generator._setup_path_and_hook() is None
def test__load_sut_success():
generator = gen.Pynguin(configuration=MagicMock(log_file=None))
with mock.patch("importlib.import_module"):
assert generator._load_sut()
def test__load_sut_failed():
generator = gen.Pynguin(
configuration=MagicMock(log_file=None, module_name="this.does.not.exist")
)
assert generator._load_sut() is False
