43 lines
1.3 KiB
C#
43 lines
1.3 KiB
C#
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using FluentAssertions;
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using System.Collections.ObjectModel;
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using System.Linq;
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using Xunit;
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namespace ObservableCollections.Tests
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{
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public class ObservableListTest
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{
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[Fact]
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public void View()
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{
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var reference = new ObservableCollection<int>();
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var list = new ObservableList<int>();
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var view = list.CreateView(x => new ViewContainer<int>(x));
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list.Add(10); reference.Add(10); // 0
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list.Add(50); reference.Add(50); // 1
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list.Add(30); reference.Add(30); // 2
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list.Add(20); reference.Add(20); // 3
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list.Add(40); reference.Add(40); // 4
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void Equal(params int[] expected)
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{
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reference.Should().Equal(expected);
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list.Should().Equal(expected);
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view.Select(x => x.Value).Should().Equal(expected);
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view.Select(x => x.View).Should().Equal(expected.Select(x => new ViewContainer<int>(x)));
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}
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Equal(10, 50, 30, 20, 40);
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reference.Move(3, 1);
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list.Move(3, 1);
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Equal(10, 20, 50, 30, 40);
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reference.Insert(2, 99);
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list.Insert(2, 99);
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Equal(10, 20, 99, 50, 30, 40);
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}
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}
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}
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