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libcares/test/gmock-1.8.0/gmock-gtest-all.cc  view on Meta::CPAN

    return AssertionSuccess();
  }

  // or if val1 is almost equal to val2.
  const FloatingPoint<RawType> lhs(val1), rhs(val2);
  if (lhs.AlmostEquals(rhs)) {
    return AssertionSuccess();
  }

  // Note that the above two checks will both fail if either val1 or
  // val2 is NaN, as the IEEE floating-point standard requires that
  // any predicate involving a NaN must return false.

  ::std::stringstream val1_ss;
  val1_ss << std::setprecision(std::numeric_limits<RawType>::digits10 + 2)
          << val1;

  ::std::stringstream val2_ss;
  val2_ss << std::setprecision(std::numeric_limits<RawType>::digits10 + 2)
          << val2;

  return AssertionFailure()
      << "Expected: (" << expr1 << ") <= (" << expr2 << ")\n"
      << "  Actual: " << StringStreamToString(&val1_ss) << " vs "
      << StringStreamToString(&val2_ss);
}

}  // namespace internal

// Asserts that val1 is less than, or almost equal to, val2.  Fails
// otherwise.  In particular, it fails if either val1 or val2 is NaN.
AssertionResult FloatLE(const char* expr1, const char* expr2,
                        float val1, float val2) {
  return internal::FloatingPointLE<float>(expr1, expr2, val1, val2);
}

// Asserts that val1 is less than, or almost equal to, val2.  Fails
// otherwise.  In particular, it fails if either val1 or val2 is NaN.
AssertionResult DoubleLE(const char* expr1, const char* expr2,
                         double val1, double val2) {
  return internal::FloatingPointLE<double>(expr1, expr2, val1, val2);
}

namespace internal {

// The helper function for {ASSERT|EXPECT}_EQ with int or enum
// arguments.
AssertionResult CmpHelperEQ(const char* lhs_expression,

libcares/test/gmock-1.8.0/gmock/gmock.h  view on Meta::CPAN

   public:
    Impl(FloatType expected, bool nan_eq_nan, FloatType max_abs_error)
        : expected_(expected),
          nan_eq_nan_(nan_eq_nan),
          max_abs_error_(max_abs_error) {}

    virtual bool MatchAndExplain(T value,
                                 MatchResultListener* listener) const {
      const FloatingPoint<FloatType> actual(value), expected(expected_);

      // Compares NaNs first, if nan_eq_nan_ is true.
      if (actual.is_nan() || expected.is_nan()) {
        if (actual.is_nan() && expected.is_nan()) {
          return nan_eq_nan_;
        }
        // One is nan; the other is not nan.
        return false;
      }
      if (HasMaxAbsError()) {
        // We perform an equality check so that inf will match inf, regardless
        // of error bounds.  If the result of value - expected_ would result in

libcares/test/gmock-1.8.0/gmock/gmock.h  view on Meta::CPAN

    }

    virtual void DescribeTo(::std::ostream* os) const {
      // os->precision() returns the previously set precision, which we
      // store to restore the ostream to its original configuration
      // after outputting.
      const ::std::streamsize old_precision = os->precision(
          ::std::numeric_limits<FloatType>::digits10 + 2);
      if (FloatingPoint<FloatType>(expected_).is_nan()) {
        if (nan_eq_nan_) {
          *os << "is NaN";
        } else {
          *os << "never matches";
        }
      } else {
        *os << "is approximately " << expected_;
        if (HasMaxAbsError()) {
          *os << " (absolute error <= " << max_abs_error_ << ")";
        }
      }
      os->precision(old_precision);
    }

    virtual void DescribeNegationTo(::std::ostream* os) const {
      // As before, get original precision.
      const ::std::streamsize old_precision = os->precision(
          ::std::numeric_limits<FloatType>::digits10 + 2);
      if (FloatingPoint<FloatType>(expected_).is_nan()) {
        if (nan_eq_nan_) {
          *os << "isn't NaN";
        } else {
          *os << "is anything";
        }
      } else {
        *os << "isn't approximately " << expected_;
        if (HasMaxAbsError()) {
          *os << " (absolute error > " << max_abs_error_ << ")";
        }
      }
      // Restore original precision.

libcares/test/gmock-1.8.0/gmock/gmock.h  view on Meta::CPAN

  return internal::RefMatcher<T&>(x);
}

// Creates a matcher that matches any double argument approximately
// equal to rhs, where two NANs are considered unequal.
inline internal::FloatingEqMatcher<double> DoubleEq(double rhs) {
  return internal::FloatingEqMatcher<double>(rhs, false);
}

// Creates a matcher that matches any double argument approximately
// equal to rhs, including NaN values when rhs is NaN.
inline internal::FloatingEqMatcher<double> NanSensitiveDoubleEq(double rhs) {
  return internal::FloatingEqMatcher<double>(rhs, true);
}

// Creates a matcher that matches any double argument approximately equal to
// rhs, up to the specified max absolute error bound, where two NANs are
// considered unequal.  The max absolute error bound must be non-negative.
inline internal::FloatingEqMatcher<double> DoubleNear(
    double rhs, double max_abs_error) {
  return internal::FloatingEqMatcher<double>(rhs, false, max_abs_error);
}

// Creates a matcher that matches any double argument approximately equal to
// rhs, up to the specified max absolute error bound, including NaN values when
// rhs is NaN.  The max absolute error bound must be non-negative.
inline internal::FloatingEqMatcher<double> NanSensitiveDoubleNear(
    double rhs, double max_abs_error) {
  return internal::FloatingEqMatcher<double>(rhs, true, max_abs_error);
}

// Creates a matcher that matches any float argument approximately
// equal to rhs, where two NANs are considered unequal.
inline internal::FloatingEqMatcher<float> FloatEq(float rhs) {
  return internal::FloatingEqMatcher<float>(rhs, false);
}

// Creates a matcher that matches any float argument approximately
// equal to rhs, including NaN values when rhs is NaN.
inline internal::FloatingEqMatcher<float> NanSensitiveFloatEq(float rhs) {
  return internal::FloatingEqMatcher<float>(rhs, true);
}

// Creates a matcher that matches any float argument approximately equal to
// rhs, up to the specified max absolute error bound, where two NANs are
// considered unequal.  The max absolute error bound must be non-negative.
inline internal::FloatingEqMatcher<float> FloatNear(
    float rhs, float max_abs_error) {
  return internal::FloatingEqMatcher<float>(rhs, false, max_abs_error);
}

// Creates a matcher that matches any float argument approximately equal to
// rhs, up to the specified max absolute error bound, including NaN values when
// rhs is NaN.  The max absolute error bound must be non-negative.
inline internal::FloatingEqMatcher<float> NanSensitiveFloatNear(
    float rhs, float max_abs_error) {
  return internal::FloatingEqMatcher<float>(rhs, true, max_abs_error);
}

// Creates a matcher that matches a pointer (raw or smart) that points
// to a value that matches inner_matcher.
template <typename InnerMatcher>
inline internal::PointeeMatcher<InnerMatcher> Pointee(
    const InnerMatcher& inner_matcher) {

libcares/test/gmock-1.8.0/gtest/gtest.h  view on Meta::CPAN

#define ASSERT_NEAR(val1, val2, abs_error)\
  ASSERT_PRED_FORMAT3(::testing::internal::DoubleNearPredFormat, \
                      val1, val2, abs_error)

// These predicate format functions work on floating-point values, and
// can be used in {ASSERT|EXPECT}_PRED_FORMAT2*(), e.g.
//
//   EXPECT_PRED_FORMAT2(testing::DoubleLE, Foo(), 5.0);

// Asserts that val1 is less than, or almost equal to, val2.  Fails
// otherwise.  In particular, it fails if either val1 or val2 is NaN.
GTEST_API_ AssertionResult FloatLE(const char* expr1, const char* expr2,
                                   float val1, float val2);
GTEST_API_ AssertionResult DoubleLE(const char* expr1, const char* expr2,
                                    double val1, double val2);


#if GTEST_OS_WINDOWS

// Macros that test for HRESULT failure and success, these are only useful
// on Windows, and rely on Windows SDK macros and APIs to compile.