public void factory_based_on_func_is_invoked_each_time()
{
var count = 0;
Func <HeavyClass> heavyClassFactory = () =>
{
count++;
return(new HeavyClass());
};
var sut = new LightClassWithFunc(heavyClassFactory);
sut.SomeMethod();
sut.SomeMethod();
sut.SomeMethod();
count.Should().Be(3);
}
public void should_defer_the_creation_using_a_func()
{
var created = false;
Func <HeavyClass> heavyClassFactory = () =>
{
created = true;
return(new HeavyClass());
};
var sut = new LightClassWithFunc(heavyClassFactory);
created.Should().Be(false);
sut.SomeMethod();
created.Should().Be(true);
}