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Renames the methods in the event listener API, and changes the order of *End events (by Vlad Losev).

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This commit is contained in:
zhanyong.wan
2009-09-17 19:12:30 +00:00
parent 12d740faef
commit f43e4ff3ad
5 changed files with 372 additions and 202 deletions
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191
test/gtest-listener_test.cc
View File

@@ -73,50 +73,78 @@ class UnitTestAccessor {
};
class EventRecordingListener : public UnitTestEventListenerInterface {
public:
EventRecordingListener(const char* name) : name_(name) {}
protected:
virtual void OnUnitTestStart(const UnitTest& /*unit_test*/) {
g_events->PushBack(String("TestEventListener::OnUnitTestStart"));
virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {
g_events->PushBack(GetFullMethodName("OnTestProgramStart"));
}
virtual void OnGlobalSetUpStart(const UnitTest& /*unit_test*/) {
g_events->PushBack(String("TestEventListener::OnGlobalSetUpStart"));
virtual void OnTestIterationStart(const UnitTest& /*unit_test*/,
int iteration) {
Message message;
message << GetFullMethodName("OnTestIterationStart")
<< "(" << iteration << ")";
g_events->PushBack(message.GetString());
}
virtual void OnGlobalSetUpEnd(const UnitTest& /*unit_test*/) {
g_events->PushBack(String("TestEventListener::OnGlobalSetUpEnd"));
virtual void OnEnvironmentsSetUpStart(const UnitTest& /*unit_test*/) {
g_events->PushBack(GetFullMethodName("OnEnvironmentsSetUpStart"));
}
virtual void OnEnvironmentsSetUpEnd(const UnitTest& /*unit_test*/) {
g_events->PushBack(GetFullMethodName("OnEnvironmentsSetUpEnd"));
}
virtual void OnTestCaseStart(const TestCase& /*test_case*/) {
g_events->PushBack(String("TestEventListener::OnTestCaseStart"));
g_events->PushBack(GetFullMethodName("OnTestCaseStart"));
}
virtual void OnTestStart(const TestInfo& /*test_info*/) {
g_events->PushBack(String("TestEventListener::OnTestStart"));
g_events->PushBack(GetFullMethodName("OnTestStart"));
}
virtual void OnNewTestPartResult(const TestPartResult& /*test_part_result*/) {
g_events->PushBack(String("TestEventListener::OnNewTestPartResult"));
virtual void OnTestPartResult(const TestPartResult& /*test_part_result*/) {
g_events->PushBack(GetFullMethodName("OnTestPartResult"));
}
virtual void OnTestEnd(const TestInfo& /*test_info*/) {
g_events->PushBack(String("TestEventListener::OnTestEnd"));
g_events->PushBack(GetFullMethodName("OnTestEnd"));
}
virtual void OnTestCaseEnd(const TestCase& /*test_case*/) {
g_events->PushBack(String("TestEventListener::OnTestCaseEnd"));
g_events->PushBack(GetFullMethodName("OnTestCaseEnd"));
}
virtual void OnGlobalTearDownStart(const UnitTest& /*unit_test*/) {
g_events->PushBack(String("TestEventListener::OnGlobalTearDownStart"));
virtual void OnEnvironmentsTearDownStart(const UnitTest& /*unit_test*/) {
g_events->PushBack(GetFullMethodName("OnEnvironmentsTearDownStart"));
}
virtual void OnGlobalTearDownEnd(const UnitTest& /*unit_test*/) {
g_events->PushBack(String("TestEventListener::OnGlobalTearDownEnd"));
virtual void OnEnvironmentsTearDownEnd(const UnitTest& /*unit_test*/) {
g_events->PushBack(GetFullMethodName("OnEnvironmentsTearDownEnd"));
}
virtual void OnUnitTestEnd(const UnitTest& /*unit_test*/) {
g_events->PushBack(String("TestEventListener::OnUnitTestEnd"));
virtual void OnTestIterationEnd(const UnitTest& /*unit_test*/,
int iteration) {
Message message;
message << GetFullMethodName("OnTestIterationEnd")
<< "(" << iteration << ")";
g_events->PushBack(message.GetString());
}
virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) {
g_events->PushBack(GetFullMethodName("OnTestProgramEnd"));
}
private:
String GetFullMethodName(const char* name) {
Message message;
message << name_ << "." << name;
return message.GetString();
}
String name_;
};
class EnvironmentInvocationCatcher : public Environment {
@@ -169,57 +197,132 @@ using ::testing::internal::EnvironmentInvocationCatcher;
using ::testing::internal::EventRecordingListener;
using ::testing::internal::UnitTestAccessor;
void VerifyResults(const Vector<String>& data,
const char* const* expected_data,
int expected_data_size) {
const int actual_size = data.size();
// If the following assertion fails, a new entry will be appended to
// data. Hence we save data.size() first.
EXPECT_EQ(expected_data_size, actual_size);
// Compares the common prefix.
const int shorter_size = expected_data_size <= actual_size ?
expected_data_size : actual_size;
int i = 0;
for (; i < shorter_size; ++i) {
ASSERT_STREQ(expected_data[i], data.GetElement(i).c_str())
<< "at position " << i;
}
// Prints extra elements in the actual data.
for (; i < actual_size; ++i) {
printf(" Actual event #%d: %s\n", i, data.GetElement(i).c_str());
}
}
int main(int argc, char **argv) {
Vector<String> events;
g_events = &events;
InitGoogleTest(&argc, argv);
UnitTestEventListenerInterface* listener = new EventRecordingListener;
UnitTestAccessor::GetEventListeners().Append(listener);
UnitTestAccessor::GetEventListeners().Append(
new EventRecordingListener("1st"));
UnitTestAccessor::GetEventListeners().Append(
new EventRecordingListener("2nd"));
AddGlobalTestEnvironment(new EnvironmentInvocationCatcher);
GTEST_CHECK_(events.size() == 0)
<< "AddGlobalTestEnvironment should not generate any events itself.";
::testing::GTEST_FLAG(repeat) = 2;
int ret_val = RUN_ALL_TESTS();
const char* const expected_events[] = {
"TestEventListener::OnUnitTestStart",
"TestEventListener::OnGlobalSetUpStart",
"1st.OnTestProgramStart",
"2nd.OnTestProgramStart",
"1st.OnTestIterationStart(0)",
"2nd.OnTestIterationStart(0)",
"1st.OnEnvironmentsSetUpStart",
"2nd.OnEnvironmentsSetUpStart",
"Environment::SetUp",
"TestEventListener::OnGlobalSetUpEnd",
"TestEventListener::OnTestCaseStart",
"2nd.OnEnvironmentsSetUpEnd",
"1st.OnEnvironmentsSetUpEnd",
"1st.OnTestCaseStart",
"2nd.OnTestCaseStart",
"ListenerTest::SetUpTestCase",
"TestEventListener::OnTestStart",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"TestEventListener::OnNewTestPartResult",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"TestEventListener::OnTestEnd",
"TestEventListener::OnTestStart",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"TestEventListener::OnNewTestPartResult",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"TestEventListener::OnTestEnd",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"ListenerTest::TearDownTestCase",
"TestEventListener::OnTestCaseEnd",
"TestEventListener::OnGlobalTearDownStart",
"2nd.OnTestCaseEnd",
"1st.OnTestCaseEnd",
"1st.OnEnvironmentsTearDownStart",
"2nd.OnEnvironmentsTearDownStart",
"Environment::TearDown",
"TestEventListener::OnGlobalTearDownEnd",
"TestEventListener::OnUnitTestEnd"
"2nd.OnEnvironmentsTearDownEnd",
"1st.OnEnvironmentsTearDownEnd",
"2nd.OnTestIterationEnd(0)",
"1st.OnTestIterationEnd(0)",
"1st.OnTestIterationStart(1)",
"2nd.OnTestIterationStart(1)",
"1st.OnEnvironmentsSetUpStart",
"2nd.OnEnvironmentsSetUpStart",
"Environment::SetUp",
"2nd.OnEnvironmentsSetUpEnd",
"1st.OnEnvironmentsSetUpEnd",
"1st.OnTestCaseStart",
"2nd.OnTestCaseStart",
"ListenerTest::SetUpTestCase",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"1st.OnTestStart",
"2nd.OnTestStart",
"ListenerTest::SetUp",
"ListenerTest::* Test Body",
"1st.OnTestPartResult",
"2nd.OnTestPartResult",
"ListenerTest::TearDown",
"2nd.OnTestEnd",
"1st.OnTestEnd",
"ListenerTest::TearDownTestCase",
"2nd.OnTestCaseEnd",
"1st.OnTestCaseEnd",
"1st.OnEnvironmentsTearDownStart",
"2nd.OnEnvironmentsTearDownStart",
"Environment::TearDown",
"2nd.OnEnvironmentsTearDownEnd",
"1st.OnEnvironmentsTearDownEnd",
"2nd.OnTestIterationEnd(1)",
"1st.OnTestIterationEnd(1)",
"2nd.OnTestProgramEnd",
"1st.OnTestProgramEnd"
};
const int kExpectedEventsSize =
sizeof(expected_events)/sizeof(expected_events[0]);
// Cannot use ASSERT_EQ() here because it requires the scoping function to
// return void.
GTEST_CHECK_(events.size() == kExpectedEventsSize);
for (int i = 0; i < events.size(); ++i)
GTEST_CHECK_(String(events.GetElement(i)) == expected_events[i])
<< "At position " << i;
VerifyResults(events,
expected_events,
sizeof(expected_events)/sizeof(expected_events[0]));
// We need to check manually for ad hoc test failures that happen after
// RUN_ALL_TESTS finishes.

99
test/gtest_unittest.cc
View File

@@ -6215,7 +6215,7 @@ class TestListener : public EmptyTestEventListener {
}
protected:
virtual void OnUnitTestStart(const UnitTest& /*unit_test*/) {
virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {
if (on_start_counter_ != NULL)
(*on_start_counter_)++;
}
@@ -6269,43 +6269,88 @@ TEST(EventListenersTest, Append) {
{
EventListeners listeners;
listeners.Append(listener);
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(1, on_start_counter);
}
EXPECT_TRUE(is_destroyed);
}
// Tests that listeners receive requests in the order they were appended to
// the list.
// Tests that listeners receive events in the order they were appended to
// the list, except for *End requests, which must be received in the reverse
// order.
class SequenceTestingListener : public EmptyTestEventListener {
public:
SequenceTestingListener(Vector<const char*>* vector, const char* signature)
: vector_(vector), signature_(signature) {}
SequenceTestingListener(Vector<String>* vector, const char* id)
: vector_(vector), id_(id) {}
protected:
virtual void OnUnitTestStart(const UnitTest& /*unit_test*/) {
if (vector_ != NULL)
vector_->PushBack(signature_);
virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {
vector_->PushBack(GetEventDescription("OnTestProgramStart"));
}
virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) {
vector_->PushBack(GetEventDescription("OnTestProgramEnd"));
}
virtual void OnTestIterationStart(const UnitTest& /*unit_test*/,
int /*iteration*/) {
vector_->PushBack(GetEventDescription("OnTestIterationStart"));
}
virtual void OnTestIterationEnd(const UnitTest& /*unit_test*/,
int /*iteration*/) {
vector_->PushBack(GetEventDescription("OnTestIterationEnd"));
}
private:
Vector<const char*>* vector_;
const char* const signature_;
String GetEventDescription(const char* method) {
Message message;
message << id_ << "." << method;
return message.GetString();
}
Vector<String>* vector_;
const char* const id_;
};
TEST(EventListenerTest, AppendKeepsOrder) {
Vector<const char*> vec;
Vector<String> vec;
EventListeners listeners;
listeners.Append(new SequenceTestingListener(&vec, "0"));
listeners.Append(new SequenceTestingListener(&vec, "1"));
listeners.Append(new SequenceTestingListener(&vec, "2"));
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
listeners.Append(new SequenceTestingListener(&vec, "1st"));
listeners.Append(new SequenceTestingListener(&vec, "2nd"));
listeners.Append(new SequenceTestingListener(&vec, "3rd"));
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
ASSERT_EQ(3, vec.size());
ASSERT_STREQ("0", vec.GetElement(0));
ASSERT_STREQ("1", vec.GetElement(1));
ASSERT_STREQ("2", vec.GetElement(2));
EXPECT_STREQ("1st.OnTestProgramStart", vec.GetElement(0).c_str());
EXPECT_STREQ("2nd.OnTestProgramStart", vec.GetElement(1).c_str());
EXPECT_STREQ("3rd.OnTestProgramStart", vec.GetElement(2).c_str());
vec.Clear();
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramEnd(
*UnitTest::GetInstance());
ASSERT_EQ(3, vec.size());
EXPECT_STREQ("3rd.OnTestProgramEnd", vec.GetElement(0).c_str());
EXPECT_STREQ("2nd.OnTestProgramEnd", vec.GetElement(1).c_str());
EXPECT_STREQ("1st.OnTestProgramEnd", vec.GetElement(2).c_str());
vec.Clear();
EventListenersAccessor::GetRepeater(&listeners)->OnTestIterationStart(
*UnitTest::GetInstance(), 0);
ASSERT_EQ(3, vec.size());
EXPECT_STREQ("1st.OnTestIterationStart", vec.GetElement(0).c_str());
EXPECT_STREQ("2nd.OnTestIterationStart", vec.GetElement(1).c_str());
EXPECT_STREQ("3rd.OnTestIterationStart", vec.GetElement(2).c_str());
vec.Clear();
EventListenersAccessor::GetRepeater(&listeners)->OnTestIterationEnd(
*UnitTest::GetInstance(), 0);
ASSERT_EQ(3, vec.size());
EXPECT_STREQ("3rd.OnTestIterationEnd", vec.GetElement(0).c_str());
EXPECT_STREQ("2nd.OnTestIterationEnd", vec.GetElement(1).c_str());
EXPECT_STREQ("1st.OnTestIterationEnd", vec.GetElement(2).c_str());
}
// Tests that a listener removed from an EventListeners list stops receiving
@@ -6321,7 +6366,7 @@ TEST(EventListenersTest, Release) {
EventListeners listeners;
listeners.Append(listener);
EXPECT_EQ(listener, listeners.Release(listener));
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_TRUE(listeners.Release(listener) == NULL);
}
@@ -6340,7 +6385,7 @@ TEST(EventListenerTest, SuppressEventForwarding) {
ASSERT_TRUE(EventListenersAccessor::EventForwardingEnabled(listeners));
EventListenersAccessor::SuppressEventForwarding(&listeners);
ASSERT_FALSE(EventListenersAccessor::EventForwardingEnabled(listeners));
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(0, on_start_counter);
}
@@ -6367,7 +6412,7 @@ TEST(EventListenerTest, default_result_printer) {
EXPECT_EQ(listener, listeners.default_result_printer());
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(1, on_start_counter);
@@ -6381,7 +6426,7 @@ TEST(EventListenerTest, default_result_printer) {
// After broadcasting an event the counter is still the same, indicating
// the listener is not in the list anymore.
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(1, on_start_counter);
}
@@ -6404,7 +6449,7 @@ TEST(EventListenerTest, RemovingDefaultResultPrinterWorks) {
EXPECT_FALSE(is_destroyed);
// Broadcasting events now should not affect default_result_printer.
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(0, on_start_counter);
}
@@ -6426,7 +6471,7 @@ TEST(EventListenerTest, default_xml_generator) {
EXPECT_EQ(listener, listeners.default_xml_generator());
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(1, on_start_counter);
@@ -6440,7 +6485,7 @@ TEST(EventListenerTest, default_xml_generator) {
// After broadcasting an event the counter is still the same, indicating
// the listener is not in the list anymore.
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(1, on_start_counter);
}
@@ -6463,7 +6508,7 @@ TEST(EventListenerTest, RemovingDefaultXmlGeneratorWorks) {
EXPECT_FALSE(is_destroyed);
// Broadcasting events now should not affect default_xml_generator.
EventListenersAccessor::GetRepeater(&listeners)->OnUnitTestStart(
EventListenersAccessor::GetRepeater(&listeners)->OnTestProgramStart(
*UnitTest::GetInstance());
EXPECT_EQ(0, on_start_counter);
}