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Add unit tests for RegistrationComparer core logic (#730)
Progress on NuGet/NuGetGallery#7741
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| <?xml version="1.0" encoding="utf-8"?> | ||
| <configuration> | ||
| <startup> | ||
| <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/> | ||
| </startup> | ||
| </configuration> |
206 changes: 206 additions & 0 deletions
206
tests/NuGet.Jobs.RegistrationComparer.Tests/JsonComparerFacts.cs
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| // Copyright (c) .NET Foundation. All rights reserved. | ||
| // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. | ||
|
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| using System; | ||
| using System.Collections.Generic; | ||
| using Newtonsoft.Json; | ||
| using Newtonsoft.Json.Linq; | ||
| using Xunit; | ||
| using ValueNormalizer = System.Collections.Generic.KeyValuePair<NuGet.Jobs.RegistrationComparer.ShouldNormalizeByPath, NuGet.Jobs.RegistrationComparer.NormalizeToken>; | ||
| using ArrayNormalizer = System.Collections.Generic.KeyValuePair<NuGet.Jobs.RegistrationComparer.ShouldNormalizeByArray, System.Comparison<Newtonsoft.Json.Linq.JToken>>; | ||
|
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| namespace NuGet.Jobs.RegistrationComparer | ||
| { | ||
| public class JsonComparerFacts | ||
| { | ||
| [Fact] | ||
| public void AcceptsSameObject() | ||
| { | ||
| var a = Json(new { array = new[] { 0, 1, 3 } }); | ||
| var b = Json(new { array = new[] { 0, 1, 3 } }); | ||
|
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| Target.Compare(a, b, Context); | ||
|
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| Assert.NotSame(a, b); | ||
| } | ||
|
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| [Fact] | ||
| public void DetectsMissingItemInArray() | ||
| { | ||
| var a = Json(new { array = new[] { 0, 1, 3 } }); | ||
| var b = Json(new { array = new[] { 0, 1, 2, 3 } }); | ||
|
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
|
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| Assert.Contains("The JSON array item count is different.", ex.Message); | ||
| } | ||
|
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| [Fact] | ||
| public void DetectsDifferentItemsInArray() | ||
| { | ||
| var a = Json(new { array = new[] { 0, 1, 3 } }); | ||
| var b = Json(new { array = new[] { 0, 1, 2 } }); | ||
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
|
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| Assert.Contains("The value of the JSON scalar is different.", ex.Message); | ||
| } | ||
|
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| [Fact] | ||
| public void DetectsOutOfOrderItemsInArray() | ||
| { | ||
| var a = Json(new { array = new[] { 0, 2, 1 } }); | ||
| var b = Json(new { array = new[] { 0, 1, 2 } }); | ||
|
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
|
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| Assert.Contains("The value of the JSON scalar is different.", ex.Message); | ||
| } | ||
|
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| [Theory] | ||
| [InlineData("2", 2)] | ||
| [InlineData(true, 1)] | ||
| [InlineData("false", false)] | ||
| [InlineData("null", null)] | ||
| [InlineData(0, null)] | ||
| public void DetectsDifferentTypesInArray(object valueA, object valueB) | ||
| { | ||
| var a = Json(new { array = new object[] { 0, 1, valueA } }); | ||
| var b = Json(new { array = new object[] { 0, 1, valueB } }); | ||
|
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
|
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| Assert.Contains("The type of the JSON value is different.", ex.Message); | ||
| } | ||
|
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| [Fact] | ||
| public void DetectsDifferentProperties() | ||
| { | ||
| var a = Json(new { arrayA = new[] { 0, 1, 2 } }); | ||
| var b = Json(new { arrayB = new[] { 0, 1, 2 } }); | ||
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
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| Assert.Contains("The JSON object property names are disjoint.", ex.Message); | ||
| } | ||
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| [Fact] | ||
| public void DetectsOutOfOrderProperties() | ||
| { | ||
| var a = Json(new { inner = new { a = "a", b = "b" } }); | ||
| var b = Json(new { inner = new { b = "b", a = "a" } }); | ||
|
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
|
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| Assert.Contains("The JSON object property names are in a different order.", ex.Message); | ||
| } | ||
|
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| [Fact] | ||
| public void DetectsDifferentCaseOfPropertyNames() | ||
| { | ||
| var a = Json(new { array = new[] { 0, 1, 2 } }); | ||
| var b = Json(new { Array = new[] { 0, 1, 2 } }); | ||
|
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
|
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| Assert.Contains("The JSON object property names are disjoint.", ex.Message); | ||
| } | ||
|
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| [Fact] | ||
| public void DetectsExtraProperty() | ||
| { | ||
| var a = Json(new { array = new[] { 0, 1, 2 } }); | ||
| var b = Json(new { array = new[] { 0, 1, 2 }, somethingElse = 2 }); | ||
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| var ex = Assert.Throws<InvalidOperationException>(() => Target.Compare(a, b, Context)); | ||
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| Assert.Contains("The JSON object property names are disjoint.", ex.Message); | ||
| } | ||
|
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| [Fact] | ||
| public void AllowsValueToBeNormalized() | ||
| { | ||
| var normalizers = new Normalizers( | ||
| scalarNormalizers: new List<ValueNormalizer> | ||
| { | ||
| new ValueNormalizer( | ||
| (path) => path == "random", | ||
| (token, isLeft, context) => "999"), | ||
| }, | ||
| unsortedObjects: new List<ShouldNormalizeByPath>(), | ||
| unsortedArrays: new List<ArrayNormalizer>()); | ||
| var a = Json(new { array = new[] { 0, 1, 2 }, random = 23 }); | ||
| var b = Json(new { array = new[] { 0, 1, 2 }, random = 42 }); | ||
|
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| Target.Compare(a, b, GetContext(normalizers)); | ||
| } | ||
|
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| [Fact] | ||
| public void AllowsObjectPropertyOrderToBeIgnored() | ||
| { | ||
| var normalizers = new Normalizers( | ||
| scalarNormalizers: new List<ValueNormalizer>(), | ||
| unsortedObjects: new List<ShouldNormalizeByPath> | ||
| { | ||
| (path) => path == "inner", | ||
| }, | ||
| unsortedArrays: new List<ArrayNormalizer>()); | ||
| var a = Json(new { inner = new { a = "a", b = "b" } }); | ||
| var b = Json(new { inner = new { b = "b", a = "a" } }); | ||
|
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| Target.Compare(a, b, GetContext(normalizers)); | ||
| } | ||
|
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| [Fact] | ||
| public void AllowsArrayItemOrderToBeIgnored() | ||
| { | ||
| var normalizers = new Normalizers( | ||
| scalarNormalizers: new List<ValueNormalizer>(), | ||
| unsortedObjects: new List<ShouldNormalizeByPath>(), | ||
| unsortedArrays: new List<ArrayNormalizer> | ||
| { | ||
| new ArrayNormalizer( | ||
| array => array.Path == "array", | ||
| (x, y) => Comparer<JToken>.Default.Compare(x, y)), | ||
| }); | ||
| var a = Json(new { array = new[] { 0, 2, 1 } }); | ||
| var b = Json(new { array = new[] { 0, 1, 2 } }); | ||
|
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| Target.Compare(a, b, GetContext(normalizers)); | ||
| } | ||
|
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| public JsonComparerFacts() | ||
| { | ||
| Context = GetContext(); | ||
| Target = new JsonComparer(); | ||
| } | ||
|
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| private ComparisonContext GetContext(Normalizers normalizers) | ||
| { | ||
| return new ComparisonContext( | ||
| "NuGet.Versioning", | ||
| "https://example/api/a", | ||
| "https://example/api/b", | ||
| "https://example/api/a/index.json", | ||
| "https://example/api/b/index.json", | ||
| normalizers); | ||
| } | ||
|
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| private ComparisonContext GetContext() | ||
| { | ||
| return GetContext( | ||
| new Normalizers( | ||
| new List<ValueNormalizer>(), | ||
| new List<ShouldNormalizeByPath>(), | ||
| new List<ArrayNormalizer>())); | ||
| } | ||
|
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| public ComparisonContext Context { get; } | ||
| public JsonComparer Target { get; } | ||
|
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| private JToken Json<T>(T obj) | ||
| { | ||
| return JsonConvert.DeserializeObject<JToken>(JsonConvert.SerializeObject(obj)); | ||
| } | ||
| } | ||
| } |
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tests/NuGet.Jobs.RegistrationComparer.Tests/NuGet.Jobs.RegistrationComparer.Tests.csproj
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|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> | ||
| <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" /> | ||
| <PropertyGroup> | ||
| <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> | ||
| <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> | ||
| <ProjectGuid>{A0E0698A-1161-4DEA-81A9-06D30FB16538}</ProjectGuid> | ||
| <OutputType>Library</OutputType> | ||
| <AppDesignerFolder>Properties</AppDesignerFolder> | ||
| <RootNamespace>NuGet.Jobs.RegistrationComparer</RootNamespace> | ||
| <AssemblyName>NuGet.Jobs.RegistrationComparer.Tests</AssemblyName> | ||
| <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion> | ||
| <FileAlignment>512</FileAlignment> | ||
| <Deterministic>true</Deterministic> | ||
| <TargetFrameworkProfile /> | ||
| </PropertyGroup> | ||
| <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "> | ||
| <DebugSymbols>true</DebugSymbols> | ||
| <DebugType>full</DebugType> | ||
| <Optimize>false</Optimize> | ||
| <OutputPath>bin\Debug\</OutputPath> | ||
| <DefineConstants>DEBUG;TRACE</DefineConstants> | ||
| <ErrorReport>prompt</ErrorReport> | ||
| <WarningLevel>4</WarningLevel> | ||
| </PropertyGroup> | ||
| <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "> | ||
| <DebugType>pdbonly</DebugType> | ||
| <Optimize>true</Optimize> | ||
| <OutputPath>bin\Release\</OutputPath> | ||
| <DefineConstants>TRACE</DefineConstants> | ||
| <ErrorReport>prompt</ErrorReport> | ||
| <WarningLevel>4</WarningLevel> | ||
| </PropertyGroup> | ||
| <PropertyGroup> | ||
| <StartupObject /> | ||
| </PropertyGroup> | ||
| <ItemGroup> | ||
| <Reference Include="System" /> | ||
| <Reference Include="System.Core" /> | ||
| <Reference Include="System.Xml.Linq" /> | ||
| <Reference Include="System.Data.DataSetExtensions" /> | ||
| <Reference Include="Microsoft.CSharp" /> | ||
| <Reference Include="System.Data" /> | ||
| <Reference Include="System.Xml" /> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <PackageReference Include="Moq"> | ||
| <Version>4.10.1</Version> | ||
| </PackageReference> | ||
| <PackageReference Include="xunit"> | ||
| <Version>2.4.1</Version> | ||
| </PackageReference> | ||
| <PackageReference Include="xunit.runner.visualstudio"> | ||
| <Version>2.4.1</Version> | ||
| <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets> | ||
| <PrivateAssets>all</PrivateAssets> | ||
| </PackageReference> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <Compile Include="JsonComparerFacts.cs" /> | ||
| <Compile Include="Properties\AssemblyInfo.cs" /> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <None Include="App.config" /> | ||
| </ItemGroup> | ||
| <ItemGroup> | ||
| <ProjectReference Include="..\..\src\NuGet.Jobs.RegistrationComparer\NuGet.Jobs.RegistrationComparer.csproj"> | ||
| <Project>{4ce6c864-db4d-4262-a2dd-80bb932f6e8c}</Project> | ||
| <Name>NuGet.Jobs.RegistrationComparer</Name> | ||
| </ProjectReference> | ||
| </ItemGroup> | ||
| <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" /> | ||
| <PropertyGroup> | ||
| <SignPath>..\..\build</SignPath> | ||
| <SignPath Condition="'$(BUILD_SOURCESDIRECTORY)' != ''">$(BUILD_SOURCESDIRECTORY)\build</SignPath> | ||
| <SignPath Condition="'$(NuGetBuildPath)' != ''">$(NuGetBuildPath)</SignPath> | ||
| </PropertyGroup> | ||
| <Import Project="$(SignPath)\sign.targets" Condition="Exists('$(SignPath)\sign.targets')" /> | ||
| </Project> |
9 changes: 9 additions & 0 deletions
9
tests/NuGet.Jobs.RegistrationComparer.Tests/Properties/AssemblyInfo.cs
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| @@ -0,0 +1,9 @@ | ||
| // Copyright (c) .NET Foundation. All rights reserved. | ||
| // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. | ||
|
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| using System.Reflection; | ||
| using System.Runtime.InteropServices; | ||
|
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| [assembly: AssemblyTitle("NuGet.Jobs.RegistrationComparer.Tests")] | ||
| [assembly: ComVisible(false)] | ||
| [assembly: Guid("a83b83d0-4f95-4e1e-bb46-8c4ce547bd67")] |