public void Dispose_MustNotThrowAnExceptionIfTheMethodIsCalledMultipleTimes()
{
IDisposable instance = new NullDisposable();
instance.Dispose();
instance.Dispose();
}
public void DisposingHasNoSideEffects()
{
IDisposable instance = new NullDisposable();
int hashCode = instance.GetHashCode();
instance.Dispose();
Assert.Equal(hashCode, instance.GetHashCode());
}
public void should_be_instantiatable()
{
NullDisposable instance = NullDisposable.Instance;
instance.ShouldNotBeNull();
}
