Enables tests depending on stdout capturing (by Vlad Losev).

This commit is contained in:
zhanyong.wan 2010-02-02 22:34:58 +00:00
parent db22c22782
commit 470df42bad
3 changed files with 124 additions and 117 deletions

View File

@ -538,8 +538,7 @@ TEST_F(LogIsVisibleTest, WorksWhenVerbosityIsWarning) {
EXPECT_TRUE(LogIsVisible(WARNING));
}
// TODO(wan@google.com): find a way to re-enable these tests.
#if 0
#if GTEST_HAS_STREAM_REDIRECTION_
// Tests the Log() function.
@ -549,16 +548,16 @@ void TestLogWithSeverity(const string& verbosity, LogSeverity severity,
bool should_print) {
const string old_flag = GMOCK_FLAG(verbose);
GMOCK_FLAG(verbose) = verbosity;
CaptureTestStdout();
CaptureStdout();
Log(severity, "Test log.\n", 0);
if (should_print) {
EXPECT_PRED2(RE::FullMatch,
GetCapturedTestStdout(),
severity == WARNING ?
"\nGMOCK WARNING:\nTest log\\.\nStack trace:\n[\\s\\S]*" :
"\nTest log\\.\nStack trace:\n[\\s\\S]*");
EXPECT_THAT(GetCapturedStdout().c_str(),
ContainsRegex(
severity == WARNING ?
"^\nGMOCK WARNING:\nTest log\\.\nStack trace:\n" :
"^\nTest log\\.\nStack trace:\n"));
} else {
EXPECT_EQ("", GetCapturedTestStdout());
EXPECT_STREQ("", GetCapturedStdout().c_str());
}
GMOCK_FLAG(verbose) = old_flag;
}
@ -567,18 +566,18 @@ void TestLogWithSeverity(const string& verbosity, LogSeverity severity,
// Log() doesn't include the stack trace in the output.
TEST(LogTest, NoStackTraceWhenStackFramesToSkipIsNegative) {
GMOCK_FLAG(verbose) = kInfoVerbosity;
CaptureTestStdout();
CaptureStdout();
Log(INFO, "Test log.\n", -1);
EXPECT_EQ("\nTest log.\n", GetCapturedTestStdout());
EXPECT_STREQ("\nTest log.\n", GetCapturedStdout().c_str());
}
// Tests that in opt mode, a positive stack_frames_to_skip argument is
// treated as 0.
TEST(LogTest, NoSkippingStackFrameInOptMode) {
CaptureTestStdout();
CaptureStdout();
Log(WARNING, "Test log.\n", 100);
const string log = GetCapturedTestStdout();
#ifdef NDEBUG
const String log = GetCapturedStdout();
#if defined(NDEBUG) && GTEST_GOOGLE3_MODE_
// In opt mode, no stack frame should be skipped.
EXPECT_THAT(log, ContainsRegex("\nGMOCK WARNING:\n"
"Test log\\.\n"
@ -586,10 +585,10 @@ TEST(LogTest, NoSkippingStackFrameInOptMode) {
".+"));
#else
// In dbg mode, the stack frames should be skipped.
EXPECT_EQ("\nGMOCK WARNING:\n"
"Test log.\n"
"Stack trace:\n", log);
#endif // NDEBUG
EXPECT_STREQ("\nGMOCK WARNING:\n"
"Test log.\n"
"Stack trace:\n", log.c_str());
#endif
}
// Tests that all logs are printed when the value of the
@ -620,7 +619,7 @@ TEST(LogTest, OnlyWarningsArePrintedWhenVerbosityIsInvalid) {
TestLogWithSeverity("invalid", WARNING, true);
}
#endif // 0
#endif // GTEST_HAS_STREAM_REDIRECTION_
TEST(TypeTraitsTest, true_type) {
EXPECT_TRUE(true_type::value);
@ -657,18 +656,17 @@ TEST(TypeTraitsTest, remove_reference) {
EXPECT_TRUE((type_equals<double*, remove_reference<double*>::type>::value));
}
// TODO(wan@google.com): find a way to re-enable these tests.
#if 0
#if GTEST_HAS_STREAM_REDIRECTION_
// Verifies that Log() behaves correctly for the given verbosity level
// and log severity.
string GrabOutput(void(*logger)(), const char* verbosity) {
String GrabOutput(void(*logger)(), const char* verbosity) {
const string saved_flag = GMOCK_FLAG(verbose);
GMOCK_FLAG(verbose) = verbosity;
CaptureTestStdout();
CaptureStdout();
logger();
GMOCK_FLAG(verbose) = saved_flag;
return GetCapturedTestStdout();
return GetCapturedStdout();
}
class DummyMock {
@ -692,13 +690,13 @@ TEST(ExpectCallTest, LogsWhenVerbosityIsInfo) {
// Verifies that EXPECT_CALL doesn't log
// if the --gmock_verbose flag is set to "warning".
TEST(ExpectCallTest, DoesNotLogWhenVerbosityIsWarning) {
EXPECT_EQ("", GrabOutput(ExpectCallLogger, kWarningVerbosity));
EXPECT_STREQ("", GrabOutput(ExpectCallLogger, kWarningVerbosity).c_str());
}
// Verifies that EXPECT_CALL doesn't log
// if the --gmock_verbose flag is set to "error".
TEST(ExpectCallTest, DoesNotLogWhenVerbosityIsError) {
EXPECT_EQ("", GrabOutput(ExpectCallLogger, kErrorVerbosity));
EXPECT_STREQ("", GrabOutput(ExpectCallLogger, kErrorVerbosity).c_str());
}
void OnCallLogger() {
@ -715,13 +713,13 @@ TEST(OnCallTest, LogsWhenVerbosityIsInfo) {
// Verifies that ON_CALL doesn't log
// if the --gmock_verbose flag is set to "warning".
TEST(OnCallTest, DoesNotLogWhenVerbosityIsWarning) {
EXPECT_EQ("", GrabOutput(OnCallLogger, kWarningVerbosity));
EXPECT_STREQ("", GrabOutput(OnCallLogger, kWarningVerbosity).c_str());
}
// Verifies that ON_CALL doesn't log if
// the --gmock_verbose flag is set to "error".
TEST(OnCallTest, DoesNotLogWhenVerbosityIsError) {
EXPECT_EQ("", GrabOutput(OnCallLogger, kErrorVerbosity));
EXPECT_STREQ("", GrabOutput(OnCallLogger, kErrorVerbosity).c_str());
}
void OnCallAnyArgumentLogger() {
@ -735,7 +733,7 @@ TEST(OnCallTest, LogsAnythingArgument) {
HasSubstr("ON_CALL(mock, TestMethodArg(_)"));
}
#endif // 0
#endif // GTEST_HAS_STREAM_REDIRECTION_
// Tests ArrayEq().

View File

@ -57,6 +57,11 @@ using testing::HasSubstr;
using testing::NiceMock;
using testing::StrictMock;
#if GTEST_HAS_STREAM_REDIRECTION_
using testing::internal::CaptureStdout;
using testing::internal::GetCapturedStdout;
#endif // GTEST_HAS_STREAM_REDIRECTION_
// Defines some mock classes needed by the tests.
class Foo {
@ -102,17 +107,16 @@ class MockBar {
GTEST_DISALLOW_COPY_AND_ASSIGN_(MockBar);
};
// TODO(wan@google.com): find a way to re-enable these tests.
#if 0
#if GTEST_HAS_STREAM_REDIRECTION_
// Tests that a nice mock generates no warning for uninteresting calls.
TEST(NiceMockTest, NoWarningForUninterestingCall) {
NiceMock<MockFoo> nice_foo;
CaptureTestStdout();
CaptureStdout();
nice_foo.DoThis();
nice_foo.DoThat(true);
EXPECT_EQ("", GetCapturedTestStdout());
EXPECT_STREQ("", GetCapturedStdout().c_str());
}
// Tests that a nice mock generates no warning for uninteresting calls
@ -123,9 +127,9 @@ TEST(NiceMockTest, NoWarningForUninterestingCallAfterDeath) {
ON_CALL(*nice_foo, DoThis())
.WillByDefault(Invoke(nice_foo, &MockFoo::Delete));
CaptureTestStdout();
CaptureStdout();
nice_foo->DoThis();
EXPECT_EQ("", GetCapturedTestStdout());
EXPECT_STREQ("", GetCapturedStdout().c_str());
}
// Tests that a nice mock generates informational logs for
@ -134,18 +138,18 @@ TEST(NiceMockTest, InfoForUninterestingCall) {
NiceMock<MockFoo> nice_foo;
GMOCK_FLAG(verbose) = "info";
CaptureTestStdout();
CaptureStdout();
nice_foo.DoThis();
EXPECT_THAT(GetCapturedTestStdout(),
EXPECT_THAT(GetCapturedStdout(),
HasSubstr("Uninteresting mock function call"));
CaptureTestStdout();
CaptureStdout();
nice_foo.DoThat(true);
EXPECT_THAT(GetCapturedTestStdout(),
EXPECT_THAT(GetCapturedStdout(),
HasSubstr("Uninteresting mock function call"));
}
#endif // 0
#endif // GTEST_HAS_STREAM_REDIRECTION_
// Tests that a nice mock allows expected calls.
TEST(NiceMockTest, AllowsExpectedCall) {

View File

@ -87,13 +87,20 @@ using testing::Mock;
using testing::Ne;
using testing::Return;
using testing::Sequence;
using testing::internal::ExpectationTester;
using testing::internal::g_gmock_mutex;
using testing::internal::kErrorVerbosity;
using testing::internal::kInfoVerbosity;
using testing::internal::kWarningVerbosity;
using testing::internal::ExpectationTester;
using testing::internal::String;
using testing::internal::string;
#if GTEST_HAS_STREAM_REDIRECTION_
using testing::HasSubstr;
using testing::internal::CaptureStdout;
using testing::internal::GetCapturedStdout;
#endif // GTEST_HAS_STREAM_REDIRECTION_
class Result {};
class MockA {
@ -511,13 +518,12 @@ TEST(ExpectCallSyntaxTest, DefaultCardinalityIsOnce) {
}, "to be called once");
}
// TODO(wan@google.com): find a way to re-enable these tests.
#if 0
#if GTEST_HAS_STREAM_REDIRECTION_
// Tests that Google Mock doesn't print a warning when the number of
// WillOnce() is adequate.
TEST(ExpectCallSyntaxTest, DoesNotWarnOnAdequateActionCount) {
CaptureTestStdout();
CaptureStdout();
{
MockB b;
@ -547,14 +553,13 @@ TEST(ExpectCallSyntaxTest, DoesNotWarnOnAdequateActionCount) {
b.DoB(2);
b.DoB(3);
}
const string& output = GetCapturedTestStdout();
EXPECT_EQ("", output);
EXPECT_STREQ("", GetCapturedStdout().c_str());
}
// Tests that Google Mock warns on having too many actions in an
// expectation compared to its cardinality.
TEST(ExpectCallSyntaxTest, WarnsOnTooManyActions) {
CaptureTestStdout();
CaptureStdout();
{
MockB b;
@ -586,7 +591,7 @@ TEST(ExpectCallSyntaxTest, WarnsOnTooManyActions) {
b.DoB(1);
b.DoB(2);
}
const string& output = GetCapturedTestStdout();
const String output = GetCapturedStdout();
EXPECT_PRED_FORMAT2(
IsSubstring,
"Too many actions specified in EXPECT_CALL(b, DoB())...\n"
@ -626,9 +631,9 @@ TEST(ExpectCallSyntaxTest, WarnsOnTooFewActions) {
.Times(Between(2, 3))
.WillOnce(Return(1));
CaptureTestStdout();
CaptureStdout();
b.DoB();
const string& output = GetCapturedTestStdout();
const String output = GetCapturedStdout();
EXPECT_PRED_FORMAT2(
IsSubstring,
"Too few actions specified in EXPECT_CALL(b, DoB())...\n"
@ -638,7 +643,7 @@ TEST(ExpectCallSyntaxTest, WarnsOnTooFewActions) {
b.DoB();
}
#endif // 0
#endif // GTEST_HAS_STREAM_REDIRECTION_
// Tests the semantics of ON_CALL().
@ -792,8 +797,7 @@ TEST(ExpectCallTest, NthMatchTakesNthAction) {
EXPECT_EQ(3, b.DoB());
}
// TODO(wan@google.com): find a way to re-enable these tests.
#if 0
#if GTEST_HAS_STREAM_REDIRECTION_
// Tests that the default action is taken when the WillOnce(...) list is
// exhausted and there is no WillRepeatedly().
@ -806,29 +810,29 @@ TEST(ExpectCallTest, TakesDefaultActionWhenWillListIsExhausted) {
.WillOnce(Return(1))
.WillOnce(Return(2));
CaptureTestStdout();
CaptureStdout();
EXPECT_EQ(0, b.DoB(1)); // Shouldn't generate a warning as the
// expectation has no action clause at all.
EXPECT_EQ(1, b.DoB());
EXPECT_EQ(2, b.DoB());
const string& output1 = GetCapturedTestStdout();
EXPECT_EQ("", output1);
const String output1 = GetCapturedStdout();
EXPECT_STREQ("", output1.c_str());
CaptureTestStdout();
CaptureStdout();
EXPECT_EQ(0, b.DoB());
EXPECT_EQ(0, b.DoB());
const string& output2 = GetCapturedTestStdout();
EXPECT_PRED2(RE::PartialMatch, output2,
"Actions ran out\\.\n"
"Called 3 times, but only 2 WillOnce\\(\\)s are specified - "
"returning default value\\.");
EXPECT_PRED2(RE::PartialMatch, output2,
"Actions ran out\\.\n"
"Called 4 times, but only 2 WillOnce\\(\\)s are specified - "
"returning default value\\.");
const String output2 = GetCapturedStdout();
EXPECT_THAT(output2.c_str(),
HasSubstr("Actions ran out in EXPECT_CALL(b, DoB())...\n"
"Called 3 times, but only 2 WillOnce()s are specified"
" - returning default value."));
EXPECT_THAT(output2.c_str(),
HasSubstr("Actions ran out in EXPECT_CALL(b, DoB())...\n"
"Called 4 times, but only 2 WillOnce()s are specified"
" - returning default value."));
}
#endif // 0
#endif // GTEST_HAS_STREAM_REDIRECTION_
// Tests that the WillRepeatedly() action is taken when the WillOnce(...)
// list is exhausted.
@ -1779,16 +1783,15 @@ class MockC {
GTEST_DISALLOW_COPY_AND_ASSIGN_(MockC);
};
// TODO(wan@google.com): find a way to re-enable these tests.
#if 0
#if GTEST_HAS_STREAM_REDIRECTION_
// Tests that an uninteresting mock function call generates a warning
// containing the stack trace.
TEST(FunctionCallMessageTest, UninterestingCallGeneratesFyiWithStackTrace) {
MockC c;
CaptureTestStdout();
CaptureStdout();
c.VoidMethod(false, 5, "Hi", NULL, Printable(), Unprintable());
const string& output = GetCapturedTestStdout();
const String output = GetCapturedStdout();
EXPECT_PRED_FORMAT2(IsSubstring, "GMOCK WARNING", output);
EXPECT_PRED_FORMAT2(IsSubstring, "Stack trace:", output);
#ifndef NDEBUG
@ -1797,14 +1800,14 @@ TEST(FunctionCallMessageTest, UninterestingCallGeneratesFyiWithStackTrace) {
// Verifies that a void mock function's name appears in the stack
// trace.
EXPECT_PRED_FORMAT2(IsSubstring, "::MockC::VoidMethod(", output);
EXPECT_PRED_FORMAT2(IsSubstring, "VoidMethod(", output);
// Verifies that a non-void mock function's name appears in the
// stack trace.
CaptureTestStdout();
CaptureStdout();
c.NonVoidMethod();
const string& output2 = GetCapturedTestStdout();
EXPECT_PRED_FORMAT2(IsSubstring, "::MockC::NonVoidMethod(", output2);
const String output2 = GetCapturedStdout();
EXPECT_PRED_FORMAT2(IsSubstring, "NonVoidMethod(", output2);
#endif // NDEBUG
}
@ -1813,26 +1816,27 @@ TEST(FunctionCallMessageTest, UninterestingCallGeneratesFyiWithStackTrace) {
TEST(FunctionCallMessageTest, UninterestingCallPrintsArgumentsAndReturnValue) {
// A non-void mock function.
MockB b;
CaptureTestStdout();
CaptureStdout();
b.DoB();
const string& output1 = GetCapturedTestStdout();
const String output1 = GetCapturedStdout();
EXPECT_PRED_FORMAT2(
IsSubstring,
"Uninteresting mock function call - returning default value.\n"
" Function call: DoB()\n"
" Returns: 0\n", output1);
" Returns: 0\n", output1.c_str());
// Makes sure the return value is printed.
// A void mock function.
MockC c;
CaptureTestStdout();
CaptureStdout();
c.VoidMethod(false, 5, "Hi", NULL, Printable(), Unprintable());
const string& output2 = GetCapturedTestStdout();
EXPECT_PRED2(RE::PartialMatch, output2,
"Uninteresting mock function call - returning directly\\.\n"
" Function call: VoidMethod"
"\\(false, 5, \"Hi\", NULL, @0x\\w+ "
"Printable, 4-byte object <0000 0000>\\)");
const String output2 = GetCapturedStdout();
EXPECT_THAT(output2.c_str(),
ContainsRegex(
"Uninteresting mock function call - returning directly\\.\n"
" Function call: VoidMethod"
"\\(false, 5, \"Hi\", NULL, @.+ "
"Printable, 4-byte object <0000 0000>\\)"));
// A void function has no return value to print.
}
@ -1844,18 +1848,21 @@ class GMockVerboseFlagTest : public testing::Test {
// should_print is true, the output should match the given regex and
// contain the given function name in the stack trace. When it's
// false, the output should be empty.)
void VerifyOutput(const string& output, bool should_print,
const string& regex,
void VerifyOutput(const String& output, bool should_print,
const string& expected_substring,
const string& function_name) {
if (should_print) {
EXPECT_PRED2(RE::PartialMatch, output, regex);
EXPECT_THAT(output.c_str(), HasSubstr(expected_substring));
#ifndef NDEBUG
// We check the stack trace content in dbg-mode only, as opt-mode
// may inline the call we are interested in seeing.
EXPECT_PRED_FORMAT2(IsSubstring, function_name, output);
EXPECT_THAT(output.c_str(), HasSubstr(function_name));
#else
// Suppresses 'unused function parameter' warnings.
static_cast<void>(function_name);
#endif // NDEBUG
} else {
EXPECT_EQ("", output);
EXPECT_STREQ("", output.c_str());
}
}
@ -1867,27 +1874,27 @@ class GMockVerboseFlagTest : public testing::Test {
.WillOnce(Return(true));
// A void-returning function.
CaptureTestStdout();
CaptureStdout();
a.DoA(5);
VerifyOutput(
GetCapturedTestStdout(),
GetCapturedStdout(),
should_print,
"Expected mock function call\\.\n"
" Function call: DoA\\(5\\)\n"
"Stack trace:",
"MockA::DoA");
"Mock function call matches EXPECT_CALL(a, DoA(5))...\n"
" Function call: DoA(5)\n"
"Stack trace:\n",
"DoA");
// A non-void-returning function.
CaptureTestStdout();
CaptureStdout();
a.Binary(2, 1);
VerifyOutput(
GetCapturedTestStdout(),
GetCapturedStdout(),
should_print,
"Expected mock function call\\.\n"
" Function call: Binary\\(2, 1\\)\n"
"Mock function call matches EXPECT_CALL(a, Binary(_, 1))...\n"
" Function call: Binary(2, 1)\n"
" Returns: true\n"
"Stack trace:",
"MockA::Binary");
"Stack trace:\n",
"Binary");
}
// Tests how the flag affects uninteresting calls.
@ -1895,31 +1902,29 @@ class GMockVerboseFlagTest : public testing::Test {
MockA a;
// A void-returning function.
CaptureTestStdout();
CaptureStdout();
a.DoA(5);
VerifyOutput(
GetCapturedTestStdout(),
GetCapturedStdout(),
should_print,
"\nGMOCK WARNING:\n"
"Uninteresting mock function call - returning directly\\.\n"
" Function call: DoA\\(5\\)\n"
"Stack trace:\n"
"[\\s\\S]*",
"MockA::DoA");
"Uninteresting mock function call - returning directly.\n"
" Function call: DoA(5)\n"
"Stack trace:\n",
"DoA");
// A non-void-returning function.
CaptureTestStdout();
CaptureStdout();
a.Binary(2, 1);
VerifyOutput(
GetCapturedTestStdout(),
GetCapturedStdout(),
should_print,
"\nGMOCK WARNING:\n"
"Uninteresting mock function call - returning default value\\.\n"
" Function call: Binary\\(2, 1\\)\n"
"Uninteresting mock function call - returning default value.\n"
" Function call: Binary(2, 1)\n"
" Returns: false\n"
"Stack trace:\n"
"[\\s\\S]*",
"MockA::Binary");
"Stack trace:\n",
"Binary");
}
};
@ -1955,7 +1960,7 @@ TEST_F(GMockVerboseFlagTest, InvalidFlagIsTreatedAsWarning) {
TestUninterestingCall(true);
}
#endif // 0
#endif // GTEST_HAS_STREAM_REDIRECTION_
// A helper class that generates a failure when printed. We use it to
// ensure that Google Mock doesn't print a value (even to an internal