class TestInjectorInterceptorsTest(unittest.TestCase):
def setUp(self):
def test(): pass
self.test_definition = TestDefinition(test, "unittest", "unittest", "unittest", {})
self.injector = TestInjector()
def test_should_execute_before_interceptor(self):
def before():
before.executed = True
before.executed = False
self.test_definition.before_interceptors.append(before)
self.injector.execute_test(self.test_definition)
assert_that(before.executed).is_true()
def test_should_after_before_interceptor(self):
def after():
after.executed = True
after.executed = False
self.test_definition.after_interceptors.append(after)
self.injector.execute_test(self.test_definition)
assert_that(after.executed).is_true()
def test_should_mark_test_as_failed_when_before_interceptor_raises_exception(self):
def before():
raise Exception("Caboom")
self.test_definition.before_interceptors.append(before)
results = self.injector.execute_test(self.test_definition)
assert_that(len(results)).is_equal_to(1)
assert_that(results[0].success).is_false()
assert_that(results[0].message).is_equal_to("Execution of before interceptor failed: Exception: Caboom")
def test_should_mark_test_as_failed_when_after_interceptor_raises_exception(self):
def after():
raise Exception("Caboom")
self.test_definition.after_interceptors.append(after)
results = self.injector.execute_test(self.test_definition)
assert_that(len(results)).is_equal_to(1)
assert_that(results[0].success).is_false()
assert_that(results[0].message).is_equal_to("Execution of after interceptor failed: Exception: Caboom")
def setUp(self):
def test(): pass
self.test_definition = TestDefinition(test, "unittest", "unittest", "unittest", {})
self.injector = TestInjector()
def setUp(self):
self.injector = TestInjector()
class TestInjectorTest(unittest.TestCase):
def setUp(self):
self.injector = TestInjector()
def test_ensure_that_test_is_marked_as_successful_when_being_executed_without_exception(self):
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module", {})
actual = self.injector.execute_test(test_definition)
assert_that(actual[0].success).is_true()
assert_that(actual[0].parameter_description).equals("")
def test_ensure_that_test_is_marked_as_failing_when_being_executed_with_an_assertion_error(self):
function = InvocationCountingFunctionMock(AssertionError("Caboom"))
test_definition = TestDefinition(function, "unittest", "unittest", "module", {})
actual = self.injector.execute_test(test_definition)
assert_that(actual[0].success).is_false()
assert_that(actual[0].message).equals("Caboom")
def test_ensure_that_test_is_marked_as_failing_and_exception_type_in_message_when_some_exception_raised(self):
function = InvocationCountingFunctionMock(Exception("Caboom"))
test_definition = TestDefinition(function, "unittest", "unittest", "module", {})
actual = self.injector.execute_test(test_definition)
assert_that(actual[0].success).is_false()
assert_that(actual[0].message).equals("Exception: Caboom")
def test_should_invoke_test_function_once_when_no_givens_are_set(self):
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module", {})
self.injector.execute_test(test_definition)
assert_that(function.invocation_counter).equals(1)
assert_that(function.invocation_arguments[0]).equals({})
def test_should_invoke_test_function_once_when_constant_given_is_set(self):
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module", {"spam": "eggs"})
result = self.injector.execute_test(test_definition)
assert_that(function.invocation_counter).equals(1)
assert_that(function.invocation_arguments[0]).equals({"spam": "eggs"})
assert_that(result[0].parameter_description).equals("spam=eggs")
def test_should_invoke_test_function_once_when_fixture_is_given_and_provide_and_reclaim_are_called(self):
class TestFixture(Fixture):
provide_invoked = False
reclaim_invoked = False
def provide(self):
TestFixture.provide_invoked = True
return ["spam"]
def reclaim(self, value):
TestFixture.reclaim_invoked = True
assert_that(value).equals("spam")
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module", {"spam": TestFixture})
self.injector.execute_test(test_definition)
assert_that(function.invocation_counter).equals(1)
assert_that(function.invocation_arguments[0]).equals({"spam": "spam"})
assert_that(TestFixture.provide_invoked).is_true()
assert_that(TestFixture.reclaim_invoked).is_true()
def test_should_invoke_test_function_twice_when_fixture_provides_two_values(self):
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module",
{"spam": enumerate("spam", "eggs")})
self.injector.execute_test(test_definition)
assert_that(function.invocation_counter).equals(2)
def test_should_reclaim_all_values_when_fixture_returns_more_than_one_value(self):
class TestFixture(Fixture):
provide_invoked = 0
reclaim_invoked = 0
def provide(self):
TestFixture.provide_invoked += 1
return ["spam", "eggs"]
def reclaim(self, value):
TestFixture.reclaim_invoked += 1
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module", {"spam": TestFixture})
self.injector.execute_test(test_definition)
assert_that(TestFixture.provide_invoked).equals(1)
assert_that(TestFixture.reclaim_invoked).equals(2)
def test_should_invoke_test_function_four_times_when_two_fixtures_each_provide_two_values(self):
function = InvocationCountingFunctionMock()
test_definition = TestDefinition(function, "unittest", "unittest", "module",
{"spam": enumerate("spam", "eggs"),
"foo": enumerate("foo", "bar")})
self.injector.execute_test(test_definition)
assert_that(function.invocation_counter).equals(4)
assert_that(function.invocation_arguments).contains({"spam": "spam", "foo": "foo"})
assert_that(function.invocation_arguments).contains({"spam": "spam", "foo": "bar"})
assert_that(function.invocation_arguments).contains({"spam": "eggs", "foo": "foo"})
assert_that(function.invocation_arguments).contains({"spam": "eggs", "foo": "bar"})
def test_should_collect_traceback_when_test_function_raises_an_exception(self):
def test_function():
raise Exception("Caboom")
test_definition = TestDefinition(test_function, "unittest", "unittest", "module", {})
results = self.injector.execute_test(test_definition)
assert_that(len(results)).is_equal_to(1)
assert_that(results[0].success).is_false()
assert_that(results[0].traceback).is_not_none()
assert_that(results[0].traceback_as_string).matches(".*")