File: ComponentInternalUsageDiagnosticsAnalyzerTest.cs
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Project: src\src\Components\Analyzers\test\Microsoft.AspNetCore.Components.Analyzers.Tests.csproj (Microsoft.AspNetCore.Components.Analyzers.Tests)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.AspNetCore.Analyzer.Testing;
using Microsoft.Extensions.Internal;
 
namespace Microsoft.AspNetCore.Components.Analyzers;
 
public class ComponentInternalUsageDiagnosticsAnalyzerTest : AnalyzerTestBase
{
    public ComponentInternalUsageDiagnosticsAnalyzerTest()
    {
        Analyzer = new ComponentInternalUsageDiagnosticAnalyzer();
        Runner = new ComponentAnalyzerDiagnosticAnalyzerRunner(Analyzer);
    }
 
    private ComponentInternalUsageDiagnosticAnalyzer Analyzer { get; }
    private ComponentAnalyzerDiagnosticAnalyzerRunner Runner { get; }
 
    [Fact]
    public async Task InternalUsage_FindsUseOfInternalTypesInDeclarations()
    {
        // Arrange
        var source = Read("UsesRendererTypesInDeclarations");
 
        // Act
        var diagnostics = await Runner.GetDiagnosticsAsync(source.Source);
 
        // Assert
        Assert.Collection(
            diagnostics,
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMBaseClass"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMField"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMInvocation"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMProperty"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMParameter"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMReturnType"], diagnostic.Location);
            });
    }
 
    [Fact]
    public async Task InternalUsage_FindsUseOfInternalTypesInMethodBody()
    {
        // Arrange
        var source = Read("UsersRendererTypesInMethodBody");
 
        // Act
        var diagnostics = await Runner.GetDiagnosticsAsync(source.Source);
 
        // Assert
        Assert.Collection(
            diagnostics,
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMField"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMNewObject"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMProperty"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMNewObject2"], diagnostic.Location);
            },
            diagnostic =>
            {
                Assert.Same(DiagnosticDescriptors.DoNotUseRenderTreeTypes, diagnostic.Descriptor);
                AnalyzerAssert.DiagnosticLocation(source.MarkerLocations["MMInvocation"], diagnostic.Location);
            });
    }
}