Chris
6 years ago
5 changed files with 145 additions and 2 deletions
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<Project Sdk="Microsoft.NET.Sdk" ToolsVersion="15.0"> |
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<PropertyGroup> |
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<TargetFrameworks>netcoreapp2.0;net47</TargetFrameworks> |
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<LangVersion>latest</LangVersion> |
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<OutputType>Library</OutputType> |
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<IsTestProject>true</IsTestProject> |
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</PropertyGroup> |
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<Import Project="..\..\build\UnitTests.NetCore.targets" /> |
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<Import Project="..\..\build\UnitTests.NetFX.props" /> |
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<Import Project="..\..\build\Moq.props" /> |
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<Import Project="..\..\build\XUnit.props" /> |
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<Import Project="..\..\build\Rx.props" /> |
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<Import Project="..\..\build\Microsoft.Reactive.Testing.props" /> |
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<Import Project="..\..\build\Base.props" /> |
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<ItemGroup> |
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<ProjectReference Include="..\..\src\Avalonia.Controls.DataGrid\Avalonia.Controls.DataGrid.csproj" /> |
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<ProjectReference Include="..\Avalonia.UnitTests\Avalonia.UnitTests.csproj" /> |
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</ItemGroup> |
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<ItemGroup> |
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<Service Include="{82a7f48d-3b50-4b1e-b82e-3ada8210c358}" /> |
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</ItemGroup> |
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</Project> |
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using System.Linq; |
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using Avalonia.Collections; |
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using Xunit; |
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namespace Avalonia.Controls.DataGrid.UnitTests.Collections |
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{ |
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public class DataGridSortDescriptionTests |
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{ |
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[Fact] |
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public void OrderBy_Orders_Correctly_When_Ascending() |
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{ |
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var items = new[] |
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{ |
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new Item("b", "b"), |
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new Item("a", "a"), |
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new Item("c", "c"), |
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}; |
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var expectedResult = items.OrderBy(i => i.Prop1).ToList(); |
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var sortDescription = DataGridSortDescription.FromPath(nameof(Item.Prop1), @descending: false); |
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sortDescription.Initialize(typeof(Item)); |
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var result = sortDescription.OrderBy(items).ToList(); |
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Assert.Equal(expectedResult, result); |
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} |
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[Fact] |
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public void OrderBy_Orders_Correctly_When_Descending() |
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{ |
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var items = new[] |
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{ |
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new Item("b", "b"), |
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new Item("a", "a"), |
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new Item("c", "c"), |
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}; |
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var expectedResult = items.OrderByDescending(i => i.Prop1).ToList(); |
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var sortDescription = DataGridSortDescription.FromPath(nameof(Item.Prop1), @descending: true); |
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sortDescription.Initialize(typeof(Item)); |
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var result = sortDescription.OrderBy(items).ToList(); |
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Assert.Equal(expectedResult, result); |
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} |
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[Fact] |
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public void ThenBy_Orders_Correctly_When_Ascending() |
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{ |
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var items = new[] |
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{ |
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new Item("a", "b"), |
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new Item("a", "a"), |
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new Item("a", "c"), |
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}.OrderBy(i => i.Prop1); |
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var expectedResult = items.ThenBy(i => i.Prop2).ToList(); |
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var sortDescription = DataGridSortDescription.FromPath(nameof(Item.Prop2), @descending: false); |
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sortDescription.Initialize(typeof(Item)); |
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var result = sortDescription.ThenBy((IOrderedEnumerable<object>)items).ToList(); |
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Assert.Equal(expectedResult, result); |
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} |
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[Fact] |
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public void ThenBy_Orders_Correctly_When_Descending() |
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{ |
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var items = new[] |
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{ |
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new Item("a", "b"), |
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new Item("a", "a"), |
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new Item("a", "c"), |
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}.OrderBy(i => i.Prop1); |
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var expectedResult = items.ThenByDescending(i => i.Prop2).ToList(); |
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var sortDescription = DataGridSortDescription.FromPath(nameof(Item.Prop2), @descending: true); |
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sortDescription.Initialize(typeof(Item)); |
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var result = sortDescription.ThenBy((IOrderedEnumerable<object>)items).ToList(); |
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Assert.Equal(expectedResult, result); |
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} |
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private class Item |
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{ |
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public Item(string prop1, string prop2) |
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{ |
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Prop1 = prop1; |
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Prop2 = prop2; |
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} |
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public string Prop1 { get; } |
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public string Prop2 { get; } |
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} |
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} |
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} |
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