SOLUTION public protected internal private new abstract virtual override sealed static readonly extern unsafe volatile 140 $object$_On$event$ $event$Handler $object$_On$event$ $event$Handler $object$_On$event$ $event$Handler Replace with FluentAssertion $arg$.Should().BeTrue(); Replace with FluentAssertion $arg$.Should().BeFalse(); $actual$.Should().Be($excpected$); False False False Never $excpected$.Should().Be($actual$); $arg$.Should().NotBeNull(); Assert.IsNotNull($arg$); $arg$.Should().NotBeEmpty(); Assert.IsNotEmpty($arg$); $arg$.Should().BeEmpty(); Assert.IsEmpty($arg$);