is_NaN() [7/12]

static void xtd::tunit::valid::is_NaN ( long double  value, const xtd::string &  message  )

static

Validates that a value is NaN.

Parameters

value	The value to check is NaN.
message	A user message to display if the assertion fails. This message can be seen in the unit test results.

Examples

long double v1 = std::numeric_limits<long double>::quiet_NaN();
long double v2 = 3.14159265358979323846l;
xtd::tunit::valid::is_NaN(v1, "User message..."); // test ok.
xtd::tunit::valid::is_NaN(v2, "User message..."); // test fails.