mcs/tests/gtest-variance-1.cs


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interface IFoo<out T>
{
	T Bar { get; }
}

class Foo : IFoo<string>
{
	readonly string bar;
	public Foo (string bar)
	{
		this.bar = bar;
	}
	public string Bar { get { return bar; } }
}

public class Test
{
	public static int Main ()
	{
		string bar = "Who is John Galt?";
		IFoo<string> foo = new Foo(bar);
		IFoo<object> foo2 = foo;
		if (!foo2.Bar.Equals (bar))
			return 1;

		foo2 = new Foo(bar);
		if (foo2.Bar != bar)
			return 2;

		return 0;
	}
}