is_null() [20/24]

template<typename pointer_t >

static void xtd::tunit::valid::is_null ( const xtd::wptr< pointer_t > &  pointer, const xtd::string &  message, const xtd::diagnostics::stack_frame &  stack_frame  )

inlinestatic

Validates that the pointer is null.

Parameters

pointer	The pointer to check is null.
message	A user message to display if the assertion fails. This message can be seen in the unit test results.
stack_frame	Contains information about current file and current line.

Remarks

Always false, a xtd::wptr can't be equal to nullptr by construction or assignation.

Examples

xtd::sptr<std::string> s = xtd::new_sptr<std::string>("Anything");
xtd::wptr<std::string> s1;
xtd::wptr<std::string> s2 = s;
xtd::tunit::valid::is_null(s1, "User message...", csf_); // test fails.
xtd::tunit::valid::is_null(s2, "User message...", csf_); // test fails.