System.Linq.Tests.WhereTests.Where_Array_ExecutionIsDeferred C# (CSharp) Method

        public void Where_Array_ExecutionIsDeferred()
        {
            bool funcCalled = false;
            Func<bool>[] source = { () => { funcCalled = true; return true; } };

            IEnumerable<Func<bool>> query = source.Where(value => value());
            Assert.False(funcCalled);

            query = source.Where((value, index) => value());
            Assert.False(funcCalled);
        }