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Ports gtest to C++Builder, by Josh Kelley.

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This commit is contained in:
zhanyong.wan
2009-04-28 00:28:09 +00:00
parent f2334aa195
commit c78ae6196d
13 changed files with 810 additions and 203 deletions
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456
test/gtest_unittest.cc
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@@ -65,6 +65,7 @@ TEST(CommandLineFlagsTest, CanBeAccessedInCodeOnceGTestHIsIncluded) {
#undef GTEST_IMPLEMENTATION_
#include <stdlib.h>
#include <time.h>
#if GTEST_HAS_PTHREAD
#include <pthread.h>
@@ -79,6 +80,10 @@ TEST(CommandLineFlagsTest, CanBeAccessedInCodeOnceGTestHIsIncluded) {
#include <vector>
#endif // GTEST_OS_LINUX
#ifdef __BORLANDC__
#include <map>
#endif
namespace testing {
namespace internal {
const char* FormatTimeInMillisAsSeconds(TimeInMillis ms);
@@ -207,16 +212,26 @@ TEST(FormatTimeInMillisAsSecondsTest, FormatsNegativeNumber) {
#if !GTEST_OS_SYMBIAN
// NULL testing does not work with Symbian compilers.
#ifdef __BORLANDC__
// Silences warnings: "Condition is always true", "Unreachable code"
#pragma option push -w-ccc -w-rch
#endif
// Tests that GTEST_IS_NULL_LITERAL_(x) is true when x is a null
// pointer literal.
TEST(NullLiteralTest, IsTrueForNullLiterals) {
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(NULL));
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(0));
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(1 - 1));
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(0U));
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(0L));
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(false));
#ifndef __BORLANDC__
// Some compilers may fail to detect some null pointer literals;
// as long as users of the framework don't use such literals, this
// is harmless.
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(1 - 1));
EXPECT_TRUE(GTEST_IS_NULL_LITERAL_(true && false));
#endif
}
// Tests that GTEST_IS_NULL_LITERAL_(x) is false when x is not a null
@@ -228,6 +243,11 @@ TEST(NullLiteralTest, IsFalseForNonNullLiterals) {
EXPECT_FALSE(GTEST_IS_NULL_LITERAL_(static_cast<void*>(NULL)));
}
#ifdef __BORLANDC__
// Restores warnings after previous "#pragma option push" supressed them
#pragma option pop
#endif
#endif // !GTEST_OS_SYMBIAN
//
// Tests CodePointToUtf8().
@@ -681,13 +701,18 @@ TEST(StringTest, EndsWithCaseInsensitive) {
EXPECT_FALSE(String("").EndsWithCaseInsensitive("foo"));
}
// C++Builder's preprocessor is buggy; it fails to expand macros that
// appear in macro parameters after wide char literals. Provide an alias
// for NULL as a workaround.
static const wchar_t* const kNull = NULL;
// Tests String::CaseInsensitiveWideCStringEquals
TEST(StringTest, CaseInsensitiveWideCStringEquals) {
EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(NULL, NULL));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(NULL, L""));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(L"", NULL));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(NULL, L"foobar"));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(L"foobar", NULL));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(kNull, L""));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(L"", kNull));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(kNull, L"foobar"));
EXPECT_FALSE(String::CaseInsensitiveWideCStringEquals(L"foobar", kNull));
EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(L"foobar", L"foobar"));
EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(L"foobar", L"FOOBAR"));
EXPECT_TRUE(String::CaseInsensitiveWideCStringEquals(L"FOOBAR", L"foobar"));
@@ -790,6 +815,17 @@ TEST(TestPropertyTest, ReplaceStringValue) {
EXPECT_STREQ("2", property.value());
}
// AddFatalFailure() and AddNonfatalFailure() must be stand-alone
// functions (i.e. their definitions cannot be inlined at the call
// sites), or C++Builder won't compile the code.
static void AddFatalFailure() {
FAIL() << "Expected fatal failure.";
}
static void AddNonfatalFailure() {
ADD_FAILURE() << "Expected non-fatal failure.";
}
class ScopedFakeTestPartResultReporterTest : public Test {
protected:
enum FailureMode {
@@ -798,9 +834,9 @@ class ScopedFakeTestPartResultReporterTest : public Test {
};
static void AddFailure(FailureMode failure) {
if (failure == FATAL_FAILURE) {
FAIL() << "Expected fatal failure.";
AddFatalFailure();
} else {
ADD_FAILURE() << "Expected non-fatal failure.";
AddNonfatalFailure();
}
}
};
@@ -875,21 +911,28 @@ TEST_F(ScopedFakeTestPartResultReporterWithThreadsTest,
#endif // GTEST_IS_THREADSAFE && GTEST_HAS_PTHREAD
// Tests EXPECT_FATAL_FAILURE{,ON_ALL_THREADS}.
// Tests EXPECT_FATAL_FAILURE{,ON_ALL_THREADS}. Makes sure that they
// work even if the failure is generated in a called function rather than
// the current context.
typedef ScopedFakeTestPartResultReporterTest ExpectFatalFailureTest;
TEST_F(ExpectFatalFailureTest, CatchesFatalFaliure) {
EXPECT_FATAL_FAILURE(AddFailure(FATAL_FAILURE), "Expected fatal failure.");
EXPECT_FATAL_FAILURE(AddFatalFailure(), "Expected fatal failure.");
}
TEST_F(ExpectFatalFailureTest, CatchesFatalFailureOnAllThreads) {
// We have another test below to verify that the macro catches fatal
// failures generated on another thread.
EXPECT_FATAL_FAILURE_ON_ALL_THREADS(AddFailure(FATAL_FAILURE),
EXPECT_FATAL_FAILURE_ON_ALL_THREADS(AddFatalFailure(),
"Expected fatal failure.");
}
#ifdef __BORLANDC__
// Silences warnings: "Condition is always true"
#pragma option push -w-ccc
#endif
// Tests that EXPECT_FATAL_FAILURE() can be used in a non-void
// function even when the statement in it contains ASSERT_*.
@@ -913,6 +956,11 @@ void DoesNotAbortHelper(bool* aborted) {
*aborted = false;
}
#ifdef __BORLANDC__
// Restores warnings after previous "#pragma option push" supressed them
#pragma option pop
#endif
TEST_F(ExpectFatalFailureTest, DoesNotAbort) {
bool aborted = true;
DoesNotAbortHelper(&aborted);
@@ -927,14 +975,17 @@ static int global_var = 0;
#define GTEST_USE_UNPROTECTED_COMMA_ global_var++, global_var++
TEST_F(ExpectFatalFailureTest, AcceptsMacroThatExpandsToUnprotectedComma) {
#ifndef __BORLANDC__
// ICE's in C++Builder 2007.
EXPECT_FATAL_FAILURE({
GTEST_USE_UNPROTECTED_COMMA_;
AddFailure(FATAL_FAILURE);
AddFatalFailure();
}, "");
#endif
EXPECT_FATAL_FAILURE_ON_ALL_THREADS({
GTEST_USE_UNPROTECTED_COMMA_;
AddFailure(FATAL_FAILURE);
AddFatalFailure();
}, "");
}
@@ -943,14 +994,14 @@ TEST_F(ExpectFatalFailureTest, AcceptsMacroThatExpandsToUnprotectedComma) {
typedef ScopedFakeTestPartResultReporterTest ExpectNonfatalFailureTest;
TEST_F(ExpectNonfatalFailureTest, CatchesNonfatalFailure) {
EXPECT_NONFATAL_FAILURE(AddFailure(NONFATAL_FAILURE),
EXPECT_NONFATAL_FAILURE(AddNonfatalFailure(),
"Expected non-fatal failure.");
}
TEST_F(ExpectNonfatalFailureTest, CatchesNonfatalFailureOnAllThreads) {
// We have another test below to verify that the macro catches
// non-fatal failures generated on another thread.
EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS(AddFailure(NONFATAL_FAILURE),
EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS(AddNonfatalFailure(),
"Expected non-fatal failure.");
}
@@ -960,12 +1011,12 @@ TEST_F(ExpectNonfatalFailureTest, CatchesNonfatalFailureOnAllThreads) {
TEST_F(ExpectNonfatalFailureTest, AcceptsMacroThatExpandsToUnprotectedComma) {
EXPECT_NONFATAL_FAILURE({
GTEST_USE_UNPROTECTED_COMMA_;
AddFailure(NONFATAL_FAILURE);
AddNonfatalFailure();
}, "");
EXPECT_NONFATAL_FAILURE_ON_ALL_THREADS({
GTEST_USE_UNPROTECTED_COMMA_;
AddFailure(NONFATAL_FAILURE);
AddNonfatalFailure();
}, "");
}
@@ -1271,6 +1322,22 @@ static void SetEnv(const char* name, const char* value) {
#ifdef _WIN32_WCE
// Environment variables are not supported on Windows CE.
return;
#elif defined(__BORLANDC__)
// C++Builder's putenv only stores a pointer to its parameter; we have to
// ensure that the string remains valid as long as it might be needed.
// We use an std::map to do so.
static std::map<String, String*> added_env;
// Because putenv stores a pointer to the string buffer, we can't delete the
// previous string (if present) until after it's replaced.
String *prev_env = NULL;
if (added_env.find(name) != added_env.end()) {
prev_env = added_env[name];
}
added_env[name] = new String((Message() << name << "=" << value).GetString());
putenv(added_env[name]->c_str());
delete prev_env;
#elif GTEST_OS_WINDOWS // If we are on Windows proper.
_putenv((Message() << name << "=" << value).GetString().c_str());
#else
@@ -1380,7 +1447,8 @@ TEST(ParseInt32FlagTest, ParsesAndReturnsValidValue) {
EXPECT_TRUE(ParseInt32Flag("--" GTEST_FLAG_PREFIX_ "abc=456", "abc", &value));
EXPECT_EQ(456, value);
EXPECT_TRUE(ParseInt32Flag("--" GTEST_FLAG_PREFIX_ "abc=-789", "abc", &value));
EXPECT_TRUE(ParseInt32Flag("--" GTEST_FLAG_PREFIX_ "abc=-789",
"abc", &value));
EXPECT_EQ(-789, value);
}
@@ -1802,8 +1870,9 @@ bool GreaterThan(T1 x1, T2 x2) {
// Tests that overloaded functions can be used in *_PRED* as long as
// their types are explicitly specified.
TEST(PredicateAssertionTest, AcceptsOverloadedFunction) {
EXPECT_PRED1(static_cast<bool (*)(int)>(IsPositive), 5); // NOLINT
ASSERT_PRED1(static_cast<bool (*)(double)>(IsPositive), 6.0); // NOLINT
// C++Builder requires C-style casts rather than static_cast.
EXPECT_PRED1((bool (*)(int))(IsPositive), 5); // NOLINT
ASSERT_PRED1((bool (*)(double))(IsPositive), 6.0); // NOLINT
}
// Tests that template functions can be used in *_PRED* as long as
@@ -1987,8 +2056,8 @@ TEST(IsSubstringTest, ReturnsCorrectResultForCString) {
// Tests that IsSubstring() returns the correct result when the input
// argument type is const wchar_t*.
TEST(IsSubstringTest, ReturnsCorrectResultForWideCString) {
EXPECT_FALSE(IsSubstring("", "", NULL, L"a"));
EXPECT_FALSE(IsSubstring("", "", L"b", NULL));
EXPECT_FALSE(IsSubstring("", "", kNull, L"a"));
EXPECT_FALSE(IsSubstring("", "", L"b", kNull));
EXPECT_FALSE(IsSubstring("", "", L"needle", L"haystack"));
EXPECT_TRUE(IsSubstring("", "", static_cast<const wchar_t*>(NULL), NULL));
@@ -2107,6 +2176,24 @@ TEST(IsNotSubstringTest, ReturnsCorrectResultForStdWstring) {
template <typename RawType>
class FloatingPointTest : public Test {
protected:
// Pre-calculated numbers to be used by the tests.
struct TestValues {
RawType close_to_positive_zero;
RawType close_to_negative_zero;
RawType further_from_negative_zero;
RawType close_to_one;
RawType further_from_one;
RawType infinity;
RawType close_to_infinity;
RawType further_from_infinity;
RawType nan1;
RawType nan2;
};
typedef typename testing::internal::FloatingPoint<RawType> Floating;
typedef typename Floating::Bits Bits;
@@ -2117,85 +2204,52 @@ class FloatingPointTest : public Test {
const Bits zero_bits = Floating(0).bits();
// Makes some numbers close to 0.0.
close_to_positive_zero_ = Floating::ReinterpretBits(zero_bits + max_ulps/2);
close_to_negative_zero_ = -Floating::ReinterpretBits(
values_.close_to_positive_zero = Floating::ReinterpretBits(
zero_bits + max_ulps/2);
values_.close_to_negative_zero = -Floating::ReinterpretBits(
zero_bits + max_ulps - max_ulps/2);
further_from_negative_zero_ = -Floating::ReinterpretBits(
values_.further_from_negative_zero = -Floating::ReinterpretBits(
zero_bits + max_ulps + 1 - max_ulps/2);
// The bits that represent 1.0.
const Bits one_bits = Floating(1).bits();
// Makes some numbers close to 1.0.
close_to_one_ = Floating::ReinterpretBits(one_bits + max_ulps);
further_from_one_ = Floating::ReinterpretBits(one_bits + max_ulps + 1);
values_.close_to_one = Floating::ReinterpretBits(one_bits + max_ulps);
values_.further_from_one = Floating::ReinterpretBits(
one_bits + max_ulps + 1);
// +infinity.
infinity_ = Floating::Infinity();
values_.infinity = Floating::Infinity();
// The bits that represent +infinity.
const Bits infinity_bits = Floating(infinity_).bits();
const Bits infinity_bits = Floating(values_.infinity).bits();
// Makes some numbers close to infinity.
close_to_infinity_ = Floating::ReinterpretBits(infinity_bits - max_ulps);
further_from_infinity_ = Floating::ReinterpretBits(
values_.close_to_infinity = Floating::ReinterpretBits(
infinity_bits - max_ulps);
values_.further_from_infinity = Floating::ReinterpretBits(
infinity_bits - max_ulps - 1);
// Makes some NAN's.
nan1_ = Floating::ReinterpretBits(Floating::kExponentBitMask | 1);
nan2_ = Floating::ReinterpretBits(Floating::kExponentBitMask | 200);
// Makes some NAN's. Sets the most significant bit of the fraction so that
// our NaN's are quiet; trying to process a signaling NaN would raise an
// exception if our environment enables floating point exceptions.
values_.nan1 = Floating::ReinterpretBits(Floating::kExponentBitMask
| (static_cast<Bits>(1) << (Floating::kFractionBitCount - 1)) | 1);
values_.nan2 = Floating::ReinterpretBits(Floating::kExponentBitMask
| (static_cast<Bits>(1) << (Floating::kFractionBitCount - 1)) | 200);
}
void TestSize() {
EXPECT_EQ(sizeof(RawType), sizeof(Bits));
}
// Pre-calculated numbers to be used by the tests.
static RawType close_to_positive_zero_;
static RawType close_to_negative_zero_;
static RawType further_from_negative_zero_;
static RawType close_to_one_;
static RawType further_from_one_;
static RawType infinity_;
static RawType close_to_infinity_;
static RawType further_from_infinity_;
static RawType nan1_;
static RawType nan2_;
static TestValues values_;
};
template <typename RawType>
RawType FloatingPointTest<RawType>::close_to_positive_zero_;
template <typename RawType>
RawType FloatingPointTest<RawType>::close_to_negative_zero_;
template <typename RawType>
RawType FloatingPointTest<RawType>::further_from_negative_zero_;
template <typename RawType>
RawType FloatingPointTest<RawType>::close_to_one_;
template <typename RawType>
RawType FloatingPointTest<RawType>::further_from_one_;
template <typename RawType>
RawType FloatingPointTest<RawType>::infinity_;
template <typename RawType>
RawType FloatingPointTest<RawType>::close_to_infinity_;
template <typename RawType>
RawType FloatingPointTest<RawType>::further_from_infinity_;
template <typename RawType>
RawType FloatingPointTest<RawType>::nan1_;
template <typename RawType>
RawType FloatingPointTest<RawType>::nan2_;
typename FloatingPointTest<RawType>::TestValues
FloatingPointTest<RawType>::values_;
// Instantiates FloatingPointTest for testing *_FLOAT_EQ.
typedef FloatingPointTest<float> FloatTest;
@@ -2220,20 +2274,26 @@ TEST_F(FloatTest, Zeros) {
// overflow occurs when comparing numbers whose absolute value is very
// small.
TEST_F(FloatTest, AlmostZeros) {
EXPECT_FLOAT_EQ(0.0, close_to_positive_zero_);
EXPECT_FLOAT_EQ(-0.0, close_to_negative_zero_);
EXPECT_FLOAT_EQ(close_to_positive_zero_, close_to_negative_zero_);
// In C++Builder, names within local classes (such as used by
// EXPECT_FATAL_FAILURE) cannot be resolved against static members of the
// scoping class. Use a static local alias as a workaround.
static const FloatTest::TestValues& v(this->values_);
EXPECT_FLOAT_EQ(0.0, v.close_to_positive_zero);
EXPECT_FLOAT_EQ(-0.0, v.close_to_negative_zero);
EXPECT_FLOAT_EQ(v.close_to_positive_zero, v.close_to_negative_zero);
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_FLOAT_EQ(close_to_positive_zero_, further_from_negative_zero_);
}, "further_from_negative_zero_");
ASSERT_FLOAT_EQ(v.close_to_positive_zero,
v.further_from_negative_zero);
}, "v.further_from_negative_zero");
}
// Tests comparing numbers close to each other.
TEST_F(FloatTest, SmallDiff) {
EXPECT_FLOAT_EQ(1.0, close_to_one_);
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(1.0, further_from_one_),
"further_from_one_");
EXPECT_FLOAT_EQ(1.0, values_.close_to_one);
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(1.0, values_.further_from_one),
"values_.further_from_one");
}
// Tests comparing numbers far apart.
@@ -2247,17 +2307,17 @@ TEST_F(FloatTest, LargeDiff) {
// This ensures that no overflow occurs when comparing numbers whose
// absolute value is very large.
TEST_F(FloatTest, Infinity) {
EXPECT_FLOAT_EQ(infinity_, close_to_infinity_);
EXPECT_FLOAT_EQ(-infinity_, -close_to_infinity_);
EXPECT_FLOAT_EQ(values_.infinity, values_.close_to_infinity);
EXPECT_FLOAT_EQ(-values_.infinity, -values_.close_to_infinity);
#if !GTEST_OS_SYMBIAN
// Nokia's STLport crashes if we try to output infinity or NaN.
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(infinity_, -infinity_),
"-infinity_");
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(values_.infinity, -values_.infinity),
"-values_.infinity");
// This is interesting as the representations of infinity_ and nan1_
// This is interesting as the representations of infinity and nan1
// are only 1 DLP apart.
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(infinity_, nan1_),
"nan1_");
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(values_.infinity, values_.nan1),
"values_.nan1");
#endif // !GTEST_OS_SYMBIAN
}
@@ -2265,15 +2325,21 @@ TEST_F(FloatTest, Infinity) {
TEST_F(FloatTest, NaN) {
#if !GTEST_OS_SYMBIAN
// Nokia's STLport crashes if we try to output infinity or NaN.
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(nan1_, nan1_),
"nan1_");
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(nan1_, nan2_),
"nan2_");
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(1.0, nan1_),
"nan1_");
EXPECT_FATAL_FAILURE(ASSERT_FLOAT_EQ(nan1_, infinity_),
"infinity_");
// In C++Builder, names within local classes (such as used by
// EXPECT_FATAL_FAILURE) cannot be resolved against static members of the
// scoping class. Use a static local alias as a workaround.
static const FloatTest::TestValues& v(this->values_);
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(v.nan1, v.nan1),
"v.nan1");
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(v.nan1, v.nan2),
"v.nan2");
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(1.0, v.nan1),
"v.nan1");
EXPECT_FATAL_FAILURE(ASSERT_FLOAT_EQ(v.nan1, v.infinity),
"v.infinity");
#endif // !GTEST_OS_SYMBIAN
}
@@ -2281,16 +2347,16 @@ TEST_F(FloatTest, NaN) {
TEST_F(FloatTest, Reflexive) {
EXPECT_FLOAT_EQ(0.0, 0.0);
EXPECT_FLOAT_EQ(1.0, 1.0);
ASSERT_FLOAT_EQ(infinity_, infinity_);
ASSERT_FLOAT_EQ(values_.infinity, values_.infinity);
}
// Tests that *_FLOAT_EQ are commutative.
TEST_F(FloatTest, Commutative) {
// We already tested EXPECT_FLOAT_EQ(1.0, close_to_one_).
EXPECT_FLOAT_EQ(close_to_one_, 1.0);
// We already tested EXPECT_FLOAT_EQ(1.0, values_.close_to_one).
EXPECT_FLOAT_EQ(values_.close_to_one, 1.0);
// We already tested EXPECT_FLOAT_EQ(1.0, further_from_one_).
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(further_from_one_, 1.0),
// We already tested EXPECT_FLOAT_EQ(1.0, values_.further_from_one).
EXPECT_NONFATAL_FAILURE(EXPECT_FLOAT_EQ(values_.further_from_one, 1.0),
"1.0");
}
@@ -2322,7 +2388,7 @@ TEST_F(FloatTest, FloatLESucceeds) {
ASSERT_PRED_FORMAT2(FloatLE, 1.0f, 1.0f); // val1 == val2,
// or when val1 is greater than, but almost equals to, val2.
EXPECT_PRED_FORMAT2(FloatLE, close_to_positive_zero_, 0.0f);
EXPECT_PRED_FORMAT2(FloatLE, values_.close_to_positive_zero, 0.0f);
}
// Tests the cases where FloatLE() should fail.
@@ -2333,23 +2399,23 @@ TEST_F(FloatTest, FloatLEFails) {
// or by a small yet non-negligible margin,
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_PRED_FORMAT2(FloatLE, further_from_one_, 1.0f);
}, "(further_from_one_) <= (1.0f)");
EXPECT_PRED_FORMAT2(FloatLE, values_.further_from_one, 1.0f);
}, "(values_.further_from_one) <= (1.0f)");
#if !GTEST_OS_SYMBIAN
#if !GTEST_OS_SYMBIAN && !defined(__BORLANDC__)
// Nokia's STLport crashes if we try to output infinity or NaN.
// or when either val1 or val2 is NaN.
// C++Builder gives bad results for ordered comparisons involving NaNs
// due to compiler bugs.
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_PRED_FORMAT2(FloatLE, nan1_, infinity_);
}, "(nan1_) <= (infinity_)");
EXPECT_PRED_FORMAT2(FloatLE, values_.nan1, values_.infinity);
}, "(values_.nan1) <= (values_.infinity)");
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_PRED_FORMAT2(FloatLE, -infinity_, nan1_);
}, "(-infinity_) <= (nan1_)");
EXPECT_PRED_FORMAT2(FloatLE, -values_.infinity, values_.nan1);
}, "(-values_.infinity) <= (values_.nan1)");
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_PRED_FORMAT2(FloatLE, nan1_, nan1_);
}, "(nan1_) <= (nan1_)");
#endif // !GTEST_OS_SYMBIAN
ASSERT_PRED_FORMAT2(FloatLE, values_.nan1, values_.nan1);
}, "(values_.nan1) <= (values_.nan1)");
#endif // !GTEST_OS_SYMBIAN && !defined(__BORLANDC__)
}
// Instantiates FloatingPointTest for testing *_DOUBLE_EQ.
@@ -2375,20 +2441,26 @@ TEST_F(DoubleTest, Zeros) {
// overflow occurs when comparing numbers whose absolute value is very
// small.
TEST_F(DoubleTest, AlmostZeros) {
EXPECT_DOUBLE_EQ(0.0, close_to_positive_zero_);
EXPECT_DOUBLE_EQ(-0.0, close_to_negative_zero_);
EXPECT_DOUBLE_EQ(close_to_positive_zero_, close_to_negative_zero_);
// In C++Builder, names within local classes (such as used by
// EXPECT_FATAL_FAILURE) cannot be resolved against static members of the
// scoping class. Use a static local alias as a workaround.
static const DoubleTest::TestValues& v(this->values_);
EXPECT_DOUBLE_EQ(0.0, v.close_to_positive_zero);
EXPECT_DOUBLE_EQ(-0.0, v.close_to_negative_zero);
EXPECT_DOUBLE_EQ(v.close_to_positive_zero, v.close_to_negative_zero);
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_DOUBLE_EQ(close_to_positive_zero_, further_from_negative_zero_);
}, "further_from_negative_zero_");
ASSERT_DOUBLE_EQ(v.close_to_positive_zero,
v.further_from_negative_zero);
}, "v.further_from_negative_zero");
}
// Tests comparing numbers close to each other.
TEST_F(DoubleTest, SmallDiff) {
EXPECT_DOUBLE_EQ(1.0, close_to_one_);
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1.0, further_from_one_),
"further_from_one_");
EXPECT_DOUBLE_EQ(1.0, values_.close_to_one);
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1.0, values_.further_from_one),
"values_.further_from_one");
}
// Tests comparing numbers far apart.
@@ -2402,29 +2474,35 @@ TEST_F(DoubleTest, LargeDiff) {
// This ensures that no overflow occurs when comparing numbers whose
// absolute value is very large.
TEST_F(DoubleTest, Infinity) {
EXPECT_DOUBLE_EQ(infinity_, close_to_infinity_);
EXPECT_DOUBLE_EQ(-infinity_, -close_to_infinity_);
EXPECT_DOUBLE_EQ(values_.infinity, values_.close_to_infinity);
EXPECT_DOUBLE_EQ(-values_.infinity, -values_.close_to_infinity);
#if !GTEST_OS_SYMBIAN
// Nokia's STLport crashes if we try to output infinity or NaN.
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(infinity_, -infinity_),
"-infinity_");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(values_.infinity, -values_.infinity),
"-values_.infinity");
// This is interesting as the representations of infinity_ and nan1_
// are only 1 DLP apart.
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(infinity_, nan1_),
"nan1_");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(values_.infinity, values_.nan1),
"values_.nan1");
#endif // !GTEST_OS_SYMBIAN
}
// Tests that comparing with NAN always returns false.
TEST_F(DoubleTest, NaN) {
#if !GTEST_OS_SYMBIAN
// In C++Builder, names within local classes (such as used by
// EXPECT_FATAL_FAILURE) cannot be resolved against static members of the
// scoping class. Use a static local alias as a workaround.
static const DoubleTest::TestValues& v(this->values_);
// Nokia's STLport crashes if we try to output infinity or NaN.
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(nan1_, nan1_),
"nan1_");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(nan1_, nan2_), "nan2_");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1.0, nan1_), "nan1_");
EXPECT_FATAL_FAILURE(ASSERT_DOUBLE_EQ(nan1_, infinity_), "infinity_");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(v.nan1, v.nan1),
"v.nan1");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(v.nan1, v.nan2), "v.nan2");
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(1.0, v.nan1), "v.nan1");
EXPECT_FATAL_FAILURE(ASSERT_DOUBLE_EQ(v.nan1, v.infinity),
"v.infinity");
#endif // !GTEST_OS_SYMBIAN
}
@@ -2434,17 +2512,18 @@ TEST_F(DoubleTest, Reflexive) {
EXPECT_DOUBLE_EQ(1.0, 1.0);
#if !GTEST_OS_SYMBIAN
// Nokia's STLport crashes if we try to output infinity or NaN.
ASSERT_DOUBLE_EQ(infinity_, infinity_);
ASSERT_DOUBLE_EQ(values_.infinity, values_.infinity);
#endif // !GTEST_OS_SYMBIAN
}
// Tests that *_DOUBLE_EQ are commutative.
TEST_F(DoubleTest, Commutative) {
// We already tested EXPECT_DOUBLE_EQ(1.0, close_to_one_).
EXPECT_DOUBLE_EQ(close_to_one_, 1.0);
// We already tested EXPECT_DOUBLE_EQ(1.0, values_.close_to_one).
EXPECT_DOUBLE_EQ(values_.close_to_one, 1.0);
// We already tested EXPECT_DOUBLE_EQ(1.0, further_from_one_).
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(further_from_one_, 1.0), "1.0");
// We already tested EXPECT_DOUBLE_EQ(1.0, values_.further_from_one).
EXPECT_NONFATAL_FAILURE(EXPECT_DOUBLE_EQ(values_.further_from_one, 1.0),
"1.0");
}
// Tests EXPECT_NEAR.
@@ -2475,7 +2554,7 @@ TEST_F(DoubleTest, DoubleLESucceeds) {
ASSERT_PRED_FORMAT2(DoubleLE, 1.0, 1.0); // val1 == val2,
// or when val1 is greater than, but almost equals to, val2.
EXPECT_PRED_FORMAT2(DoubleLE, close_to_positive_zero_, 0.0);
EXPECT_PRED_FORMAT2(DoubleLE, values_.close_to_positive_zero, 0.0);
}
// Tests the cases where DoubleLE() should fail.
@@ -2486,22 +2565,23 @@ TEST_F(DoubleTest, DoubleLEFails) {
// or by a small yet non-negligible margin,
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_PRED_FORMAT2(DoubleLE, further_from_one_, 1.0);
}, "(further_from_one_) <= (1.0)");
EXPECT_PRED_FORMAT2(DoubleLE, values_.further_from_one, 1.0);
}, "(values_.further_from_one) <= (1.0)");
#if !GTEST_OS_SYMBIAN
#if !GTEST_OS_SYMBIAN && !defined(__BORLANDC__)
// Nokia's STLport crashes if we try to output infinity or NaN.
// or when either val1 or val2 is NaN.
// C++Builder gives bad results for ordered comparisons involving NaNs
// due to compiler bugs.
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_PRED_FORMAT2(DoubleLE, nan1_, infinity_);
}, "(nan1_) <= (infinity_)");
EXPECT_PRED_FORMAT2(DoubleLE, values_.nan1, values_.infinity);
}, "(values_.nan1) <= (values_.infinity)");
EXPECT_NONFATAL_FAILURE({ // NOLINT
EXPECT_PRED_FORMAT2(DoubleLE, -infinity_, nan1_);
}, " (-infinity_) <= (nan1_)");
EXPECT_PRED_FORMAT2(DoubleLE, -values_.infinity, values_.nan1);
}, " (-values_.infinity) <= (values_.nan1)");
EXPECT_FATAL_FAILURE({ // NOLINT
ASSERT_PRED_FORMAT2(DoubleLE, nan1_, nan1_);
}, "(nan1_) <= (nan1_)");
#endif // !GTEST_OS_SYMBIAN
ASSERT_PRED_FORMAT2(DoubleLE, values_.nan1, values_.nan1);
}, "(values_.nan1) <= (values_.nan1)");
#endif // !GTEST_OS_SYMBIAN && !defined(__BORLANDC__)
}
@@ -2621,6 +2701,20 @@ INSTANTIATE_TYPED_TEST_CASE_P(My, DISABLED_TypedTestP, NumericTypes);
// Tests that assertion macros evaluate their arguments exactly once.
class SingleEvaluationTest : public Test {
public:
// This helper function is needed by the FailedASSERT_STREQ test
// below. It's public to work around C++Builder's bug with scoping local
// classes.
static void CompareAndIncrementCharPtrs() {
ASSERT_STREQ(p1_++, p2_++);
}
// This helper function is needed by the FailedASSERT_NE test below. It's
// public to work around C++Builder's bug with scoping local classes.
static void CompareAndIncrementInts() {
ASSERT_NE(a_++, b_++);
}
protected:
SingleEvaluationTest() {
p1_ = s1_;
@@ -2629,17 +2723,6 @@ class SingleEvaluationTest : public Test {
b_ = 0;
}
// This helper function is needed by the FailedASSERT_STREQ test
// below.
static void CompareAndIncrementCharPtrs() {
ASSERT_STREQ(p1_++, p2_++);
}
// This helper function is needed by the FailedASSERT_NE test below.
static void CompareAndIncrementInts() {
ASSERT_NE(a_++, b_++);
}
static const char* const s1_;
static const char* const s2_;
static const char* p1_;
@@ -2659,7 +2742,7 @@ int SingleEvaluationTest::b_;
// Tests that when ASSERT_STREQ fails, it evaluates its arguments
// exactly once.
TEST_F(SingleEvaluationTest, FailedASSERT_STREQ) {
EXPECT_FATAL_FAILURE(CompareAndIncrementCharPtrs(),
EXPECT_FATAL_FAILURE(SingleEvaluationTest::CompareAndIncrementCharPtrs(),
"p2_++");
EXPECT_EQ(s1_ + 1, p1_);
EXPECT_EQ(s2_ + 1, p2_);
@@ -2682,7 +2765,8 @@ TEST_F(SingleEvaluationTest, ASSERT_STR) {
// Tests that when ASSERT_NE fails, it evaluates its arguments exactly
// once.
TEST_F(SingleEvaluationTest, FailedASSERT_NE) {
EXPECT_FATAL_FAILURE(CompareAndIncrementInts(), "(a_++) != (b_++)");
EXPECT_FATAL_FAILURE(SingleEvaluationTest::CompareAndIncrementInts(),
"(a_++) != (b_++)");
EXPECT_EQ(1, a_);
EXPECT_EQ(1, b_);
}
@@ -2924,6 +3008,11 @@ TEST(AssertionTest, AppendUserMessage) {
AppendUserMessage(foo, msg).c_str());
}
#ifdef __BORLANDC__
// Silences warnings: "Condition is always true", "Unreachable code"
#pragma option push -w-ccc -w-rch
#endif
// Tests ASSERT_TRUE.
TEST(AssertionTest, ASSERT_TRUE) {
ASSERT_TRUE(2 > 1); // NOLINT
@@ -2940,6 +3029,11 @@ TEST(AssertionTest, ASSERT_FALSE) {
"Expected: false");
}
#ifdef __BORLANDC__
// Restores warnings after previous "#pragma option push" supressed them
#pragma option pop
#endif
// Tests using ASSERT_EQ on double values. The purpose is to make
// sure that the specialization we did for integer and anonymous enums
// isn't used for double arguments.
@@ -3035,14 +3129,16 @@ TEST(AssertionTest, ASSERT_GT) {
void ThrowNothing() {}
// Tests ASSERT_THROW.
TEST(AssertionTest, ASSERT_THROW) {
ASSERT_THROW(ThrowAnInteger(), int);
#if !defined(__BORLANDC__) || __BORLANDC__ >= 0x600 || defined(_DEBUG)
// ICE's in C++Builder 2007 (Release build).
EXPECT_FATAL_FAILURE(
ASSERT_THROW(ThrowAnInteger(), bool),
"Expected: ThrowAnInteger() throws an exception of type bool.\n"
" Actual: it throws a different type.");
#endif
EXPECT_FATAL_FAILURE(
ASSERT_THROW(ThrowNothing(), bool),
"Expected: ThrowNothing() throws an exception of type bool.\n"
@@ -3248,9 +3344,12 @@ TEST(HRESULTAssertionTest, EXPECT_HRESULT_FAILED) {
TEST(HRESULTAssertionTest, ASSERT_HRESULT_FAILED) {
ASSERT_HRESULT_FAILED(E_UNEXPECTED);
#ifndef __BORLANDC__
// ICE's in C++Builder 2007 and 2009.
EXPECT_FATAL_FAILURE(ASSERT_HRESULT_FAILED(OkHRESULTSuccess()),
"Expected: (OkHRESULTSuccess()) fails.\n"
" Actual: 0x00000000");
#endif
EXPECT_FATAL_FAILURE(ASSERT_HRESULT_FAILED(FalseHRESULTSuccess()),
"Expected: (FalseHRESULTSuccess()) fails.\n"
" Actual: 0x00000001");
@@ -3267,9 +3366,12 @@ TEST(HRESULTAssertionTest, Streaming) {
EXPECT_HRESULT_SUCCEEDED(E_UNEXPECTED) << "expected failure",
"expected failure");
#ifndef __BORLANDC__
// ICE's in C++Builder 2007 and 2009.
EXPECT_FATAL_FAILURE(
ASSERT_HRESULT_SUCCEEDED(E_UNEXPECTED) << "expected failure",
"expected failure");
#endif
EXPECT_NONFATAL_FAILURE(
EXPECT_HRESULT_FAILED(S_OK) << "expected failure",
@@ -3282,6 +3384,11 @@ TEST(HRESULTAssertionTest, Streaming) {
#endif // GTEST_OS_WINDOWS
#ifdef __BORLANDC__
// Silences warnings: "Condition is always true", "Unreachable code"
#pragma option push -w-ccc -w-rch
#endif
// Tests that the assertion macros behave like single statements.
TEST(AssertionSyntaxTest, BasicAssertionsBehavesLikeSingleStatement) {
if (false)
@@ -3476,6 +3583,11 @@ TEST(ExpectTest, EXPECT_FALSE) {
"2 < 3");
}
#ifdef __BORLANDC__
// Restores warnings after previous "#pragma option push" supressed them
#pragma option pop
#endif
// Tests EXPECT_EQ.
TEST(ExpectTest, EXPECT_EQ) {
EXPECT_EQ(5, 2 + 3);
@@ -5197,6 +5309,11 @@ TEST(StreamingAssertionsTest, Unconditional) {
"expected failure");
}
#ifdef __BORLANDC__
// Silences warnings: "Condition is always true", "Unreachable code"
#pragma option push -w-ccc -w-rch
#endif
TEST(StreamingAssertionsTest, Truth) {
EXPECT_TRUE(true) << "unexpected failure";
ASSERT_TRUE(true) << "unexpected failure";
@@ -5215,6 +5332,11 @@ TEST(StreamingAssertionsTest, Truth2) {
"expected failure");
}
#ifdef __BORLANDC__
// Restores warnings after previous "#pragma option push" supressed them
#pragma option pop
#endif
TEST(StreamingAssertionsTest, IntegerEquals) {
EXPECT_EQ(1, 1) << "unexpected failure";
ASSERT_EQ(1, 1) << "unexpected failure";