C++ (Cpp) PlatformSpecificIsNan示例

示例#1

文件： TestFailure.cpp 项目： dreadlock/cpputest

DoublesEqualFailure::DoublesEqualFailure(UtestShell* test, const char* fileName, int lineNumber, double expected, double actual, double threshold)  : TestFailure(test, fileName, lineNumber)
{
	message_ = createButWasString(StringFromOrNan(expected), StringFromOrNan(actual));
	message_ += " threshold used was <";
	message_ += StringFromOrNan(threshold);
	message_ += ">";

	if (PlatformSpecificIsNan(expected) || PlatformSpecificIsNan(actual) || PlatformSpecificIsNan(threshold))
		message_ += "\n\tCannot make comparisons with Nan";
}

示例#2

文件： Utest.cpp 项目： DynonAvionics/cpputest

bool doubles_equal(double d1, double d2, double threshold)
{
    if (PlatformSpecificIsNan(d1) || PlatformSpecificIsNan(d2) || PlatformSpecificIsNan(threshold))
        return false;

    if (PlatformSpecificIsInf(d1) && PlatformSpecificIsInf(d2))
    {
        return true;
    }

    return PlatformSpecificFabs(d1 - d2) <= threshold;
}

示例#3

文件： SimpleString.cpp 项目： uecasm/cpputest

SimpleString StringFrom(double value, int precision)
{
    if (PlatformSpecificIsNan(value))
        return "Nan - Not a number";
    else if (PlatformSpecificIsInf(value))
        return "Inf - Infinity";
    else
        return StringFromFormat("%.*g", precision, value);
}

示例#4

文件： TestFailure.cpp 项目： dreadlock/cpputest

static SimpleString StringFromOrNan(double d)
{
	if (PlatformSpecificIsNan(d))
		return "Nan - Not a number";
	return StringFrom(d);
}

示例#5

文件： Utest.cpp 项目： Poopi/tempodb-embedded-c

bool doubles_equal(double d1, double d2, double threshold)
{
	if (PlatformSpecificIsNan(d1) || PlatformSpecificIsNan(d2) || PlatformSpecificIsNan(threshold))
		return false;
	return PlatformSpecificFabs(d1 - d2) < threshold;
}