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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Build.Execution;
using Microsoft.Build.Experimental.BuildCheck;
using Microsoft.Build.Framework;
using Microsoft.Build.Shared;
using Microsoft.Build.UnitTests;
using Microsoft.Build.Utilities;
using Shouldly;
using Xunit;
using Xunit.Abstractions;
using static Microsoft.Build.Experimental.BuildCheck.Infrastructure.BuildCheckManagerProvider;
namespace Microsoft.Build.BuildCheck.UnitTests
{
public class TaskInvocationCheckDataTests : IDisposable
{
internal sealed class TestCheck : Check
{
#region Check initialization
public static CheckRule SupportedRule = new CheckRule("BC0000", "TestRule", "TestDescription", "TestMessage",
new CheckConfiguration() { Severity = CheckResultSeverity.Warning });
public override string FriendlyName => "MSBuild.TestCheck";
public override IReadOnlyList<CheckRule> SupportedRules { get; } = [SupportedRule];
public override void Initialize(ConfigurationContext configurationContext)
{ }
public override void RegisterActions(IBuildCheckRegistrationContext registrationContext)
{
registrationContext.RegisterTaskInvocationAction(TaskInvocationAction);
}
#endregion
/// <summary>
/// Stores all TaskInvocationAnalysisData reported during the build.
/// </summary>
public List<TaskInvocationCheckData> CheckData = new();
private void TaskInvocationAction(BuildCheckDataContext<TaskInvocationCheckData> context)
{
CheckData.Add(context.Data);
}
}
private ITestOutputHelper _output;
private static TestCheck? s_testCheck;
public TaskInvocationCheckDataTests(ITestOutputHelper output)
{
_output = output;
BuildCheckManager.s_testFactoriesPerDataSource =
[
// BuildCheckDataSource.EventArgs
[
([TestCheck.SupportedRule.Id], true, () => s_testCheck = new TestCheck()),
],
// BuildCheckDataSource.Execution
[],
];
s_testCheck?.CheckData.Clear();
}
public void Dispose()
{
BuildCheckManager.s_testFactoriesPerDataSource = null;
}
private void BuildProject(string taskInvocation)
{
using (var env = TestEnvironment.Create(_output))
{
var testProject = env.CreateTestProjectWithFiles($"<Project><Target Name=\"Build\">{taskInvocation}</Target></Project>");
using (var buildManager = new BuildManager())
{
var request = new BuildRequestData(testProject.ProjectFile, new Dictionary<string, string?>(), MSBuildConstants.CurrentToolsVersion, [], null, BuildRequestDataFlags.None);
var parameters = new BuildParameters
{
Loggers = [new MockLogger(_output)],
LogTaskInputs = true,
IsBuildCheckEnabled = true,
ShutdownInProcNodeOnBuildFinish = true,
};
var result = buildManager.Build(parameters, request);
result.OverallResult.ShouldBe(BuildResultCode.Success);
}
foreach (var data in s_testCheck.ShouldNotBeNull().CheckData)
{
data.ProjectFilePath.ShouldBe(testProject.ProjectFile);
data.TaskInvocationLocation.Line.ShouldBeGreaterThan(0);
data.TaskInvocationLocation.Column.ShouldBeGreaterThan(0);
}
}
}
[Fact]
public void ReportsSimpleTaskParameters()
{
BuildProject("<Message Text='Hello'/>");
s_testCheck!.CheckData.Count.ShouldBe(1);
var data = s_testCheck.CheckData[0];
data.TaskName.ShouldBe("Message");
data.Parameters.Count.ShouldBe(1);
data.Parameters["Text"].IsOutput.ShouldBe(false);
data.Parameters["Text"].Value.ShouldBe("Hello");
}
[Theory]
[InlineData("<Output TaskParameter='CombinedPaths' ItemName='OutputDirectories' />")]
[InlineData("<Output TaskParameter='CombinedPaths' PropertyName='OutputDirectories' />")]
public void ReportsComplexTaskParameters(string outputElement)
{
BuildProject($"""
<ItemGroup>
<TestItem Include='item1;item2'/>
</ItemGroup>
<CombinePath BasePath='base' Paths='@(TestItem)'>
{outputElement}
</CombinePath>
""");
s_testCheck!.CheckData.Count.ShouldBe(1);
var data = s_testCheck.CheckData[0];
data.TaskName.ShouldBe("CombinePath");
data.Parameters.Count.ShouldBe(3);
data.Parameters["Paths"].IsOutput.ShouldBe(false);
data.Parameters["Paths"].Value.ShouldBeAssignableTo(typeof(IList));
IList listValue = (IList)data.Parameters["Paths"].Value!;
listValue.Count.ShouldBe(2);
listValue[0]!.ShouldBeAssignableTo(typeof(ITaskItem));
listValue[1]!.ShouldBeAssignableTo(typeof(ITaskItem));
((ITaskItem)listValue[0]!).ItemSpec.ShouldBe("item1");
((ITaskItem)listValue[1]!).ItemSpec.ShouldBe("item2");
data.Parameters["CombinedPaths"].IsOutput.ShouldBe(true);
data.Parameters["CombinedPaths"].Value.ShouldNotBeNull();
}
[Fact]
public void TaskParameterEnumeratesValues()
{
var parameter1 = MakeParameter("string");
parameter1.EnumerateValues().SequenceEqual(["string"]).ShouldBeTrue();
parameter1.EnumerateStringValues().SequenceEqual(["string"]).ShouldBeTrue();
var parameter2 = MakeParameter(true);
parameter2.EnumerateValues().SequenceEqual([true]);
parameter2.EnumerateStringValues().SequenceEqual(["True"]).ShouldBeTrue();
var item1 = new TaskItem("item1");
var parameter3 = MakeParameter(item1);
parameter3.EnumerateValues().SequenceEqual([item1]).ShouldBeTrue();
parameter3.EnumerateStringValues().SequenceEqual(["item1"]).ShouldBeTrue();
var array1 = new object[] { "string1", "string2" };
var parameter4 = MakeParameter(array1);
parameter4.EnumerateValues().SequenceEqual(array1).ShouldBeTrue();
parameter4.EnumerateStringValues().SequenceEqual(array1).ShouldBeTrue();
var item2 = new TaskItem("item2");
var array2 = new ITaskItem[] { item1, item2 };
var parameter5 = MakeParameter(array2);
parameter5.EnumerateValues().SequenceEqual(array2).ShouldBeTrue();
parameter5.EnumerateStringValues().SequenceEqual(["item1", "item2"]).ShouldBeTrue();
static TaskInvocationCheckData.TaskParameter MakeParameter(object value)
=> new TaskInvocationCheckData.TaskParameter(value, IsOutput: false);
}
}
}
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