Macro sf_assert 

macro_rules! sf_assert {
    ($cond:expr $(,)?) => { ... };
    ($cond:expr, $($arg:tt)+) => { ... };
}

Passes if Condition is true.

Evaluates the condition and passes if it is true. Otherwise, the test is marked as failure. The optional string is printed on failure.

Examples

let my_variable = 37;
sf_assert!(my_variable == 37);

fn my_function() -> bool {
    return false;
}

sf_assert!(my_function(), "this test is a failure");