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Added test for DefaultRazorSyntaxFactsService

This commit is contained in:
Ajay Bhargav Baaskaran 2017-12-28 17:12:00 -08:00
parent 34054339ed
commit 52a06e93bc
3 changed files with 104 additions and 8 deletions
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4
src/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X.csproj
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</Compile> </Compile>
</ItemGroup> </ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.Extensions.HashCodeCombiner.Sources" PrivateAssets="All" Version="$(MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion)" />
</ItemGroup>
<ItemGroup> <ItemGroup>
<ProjectReference Include="../Microsoft.AspNetCore.Razor.Language/Microsoft.AspNetCore.Razor.Language.csproj" /> <ProjectReference Include="../Microsoft.AspNetCore.Razor.Language/Microsoft.AspNetCore.Razor.Language.csproj" />
<ProjectReference Include="../Microsoft.CodeAnalysis.Razor/Microsoft.CodeAnalysis.Razor.csproj" /> <ProjectReference Include="../Microsoft.CodeAnalysis.Razor/Microsoft.CodeAnalysis.Razor.csproj" />

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src/Microsoft.AspNetCore.Mvc.Razor.Extensions/Microsoft.AspNetCore.Mvc.Razor.Extensions.csproj
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@ -12,10 +12,6 @@
</Compile> </Compile>
</ItemGroup> </ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.Extensions.HashCodeCombiner.Sources" PrivateAssets="All" Version="$(MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion)" />
</ItemGroup>
<ItemGroup> <ItemGroup>
<ProjectReference Include="../Microsoft.AspNetCore.Razor.Language/Microsoft.AspNetCore.Razor.Language.csproj" /> <ProjectReference Include="../Microsoft.AspNetCore.Razor.Language/Microsoft.AspNetCore.Razor.Language.csproj" />
<ProjectReference Include="../Microsoft.CodeAnalysis.Razor/Microsoft.CodeAnalysis.Razor.csproj" /> <ProjectReference Include="../Microsoft.CodeAnalysis.Razor/Microsoft.CodeAnalysis.Razor.csproj" />

104
test/Microsoft.VisualStudio.Editor.Razor.Test/DefaultRazorSyntaxFactsServiceTest.cs Normal file
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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.
using Microsoft.AspNetCore.Razor.Language;
using Xunit;
namespace Microsoft.VisualStudio.Editor.Razor
{
public class DefaultRazorSyntaxFactsServiceTest
{
[Fact]
public void GetClassifiedSpans_ReturnsExpectedSpans()
{
// Arrange
var expectedSpans = new[]
{
new ClassifiedSpan(new SourceSpan("test.cshtml", 0, 0, 0, 5), new SourceSpan("test.cshtml", 0, 0, 0, 5), SpanKind.Markup, BlockKind.Tag, AcceptedCharacters.Any),
new ClassifiedSpan(new SourceSpan("test.cshtml", 5, 0, 5, 6), new SourceSpan("test.cshtml", 0, 0, 0, 42), SpanKind.Markup, BlockKind.Markup, AcceptedCharacters.Any),
new ClassifiedSpan(new SourceSpan("test.cshtml", 34, 1, 27, 2), new SourceSpan("test.cshtml", 0, 0, 0, 42), SpanKind.Markup, BlockKind.Markup, AcceptedCharacters.Any),
new ClassifiedSpan(new SourceSpan("test.cshtml", 36, 2, 0, 6), new SourceSpan("test.cshtml", 36, 2, 0, 6), SpanKind.Markup, BlockKind.Tag, AcceptedCharacters.Any),
};
var codeDocument = GetCodeDocument(
@"<div>
<taghelper></taghelper>
</div>");
var syntaxTree = codeDocument.GetSyntaxTree();
var service = new DefaultRazorSyntaxFactsService();
// Act
var spans = service.GetClassifiedSpans(syntaxTree);
// Assert
Assert.Equal(expectedSpans, spans);
}
[Fact]
public void GetClassifiedSpans_ReturnsAttributeSpansInDocumentOrder()
{
// Arrange
var expectedSpans = new[]
{
new ClassifiedSpan(new SourceSpan("test.cshtml", 14, 0, 14, 1), new SourceSpan("test.cshtml", 0, 0, 0, 49), SpanKind.Code, BlockKind.Tag, AcceptedCharacters.AnyExceptNewline),
new ClassifiedSpan(new SourceSpan("test.cshtml", 23, 0, 23, 2), new SourceSpan("test.cshtml", 0, 0, 0, 49), SpanKind.Markup, BlockKind.Tag, AcceptedCharacters.Any),
new ClassifiedSpan(new SourceSpan("test.cshtml", 32, 0, 32, 4), new SourceSpan("test.cshtml", 0, 0, 0, 49), SpanKind.Code, BlockKind.Tag, AcceptedCharacters.AnyExceptNewline),
};
var codeDocument = GetCodeDocument(
@"<taghelper id=1 class=""th"" show=true></taghelper>");
var syntaxTree = codeDocument.GetSyntaxTree();
var service = new DefaultRazorSyntaxFactsService();
// Act
var spans = service.GetClassifiedSpans(syntaxTree);
// Assert
Assert.Equal(expectedSpans, spans);
}
[Fact]
public void GetTagHelperSpans_ReturnsExpectedSpans()
{
// Arrange
var codeDocument = GetCodeDocument(
@"<div>
<taghelper></taghelper>
</div>");
var tagHelperContext = codeDocument.GetTagHelperContext();
var expectedSourceSpan = new SourceSpan("test.cshtml", 11, 1, 4, 23);
var syntaxTree = codeDocument.GetSyntaxTree();
var service = new DefaultRazorSyntaxFactsService();
// Act
var spans = service.GetTagHelperSpans(syntaxTree);
// Assert
var actualSpan = Assert.Single(spans);
Assert.Equal(expectedSourceSpan, actualSpan.Span);
Assert.Equal(tagHelperContext.TagHelpers, actualSpan.TagHelpers);
Assert.Equal(tagHelperContext.Prefix, actualSpan.Binding.TagHelperPrefix);
Assert.Equal("div", actualSpan.Binding.ParentTagName);
}
private static RazorCodeDocument GetCodeDocument(string source)
{
var taghelper = TagHelperDescriptorBuilder.Create("TestTagHelper", "TestAssembly")
.BoundAttributeDescriptor(attr => attr.Name("show").TypeName("System.Boolean"))
.BoundAttributeDescriptor(attr => attr.Name("id").TypeName("System.Int32"))
.TagMatchingRuleDescriptor(rule => rule.RequireTagName("taghelper"))
.TypeName("TestTagHelper")
.Build();
var engine = RazorEngine.CreateDesignTime(builder =>
{
builder.AddTagHelpers(taghelper);
});
var sourceDocument = RazorSourceDocument.Create(source, "test.cshtml");
var addTagHelperImport = RazorSourceDocument.Create("@addTagHelper *, TestAssembly", "import.cshtml");
var codeDocument = RazorCodeDocument.Create(sourceDocument, new[] { addTagHelperImport });
engine.Process(codeDocument);
return codeDocument;
}
}
}