80 lines
2.6 KiB
C#
80 lines
2.6 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using Microsoft.AspNetCore.Razor.Language.Legacy;
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using Xunit;
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namespace Microsoft.AspNetCore.Razor.Language.Test
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{
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public class RazorSyntaxTreeTest
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{
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[Fact]
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public void Parse_CanParseEmptyDocument()
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{
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// Arrange
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var source = TestRazorSourceDocument.Create(string.Empty);
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// Act
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var syntaxTree = RazorSyntaxTree.Parse(source);
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// Assert
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Assert.NotNull(syntaxTree);
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Assert.Empty(syntaxTree.Diagnostics);
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}
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[Fact]
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public void Parse_Persists_FilePath()
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{
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// Arrange
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var filePath = "test.cshtml";
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var source = TestRazorSourceDocument.Create("@if (true) { @if(false) { <div>@something.</div> } }", fileName: filePath);
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// Act
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var syntaxTree = RazorSyntaxTree.Parse(source);
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// Assert
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Assert.Empty(syntaxTree.Diagnostics);
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Assert.NotNull(syntaxTree);
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var spans = new List<SyntaxTreeNode>();
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GetChildren(syntaxTree.Root);
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Assert.All(spans, node => Assert.Equal(filePath, node.Start.FilePath));
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void GetChildren(SyntaxTreeNode node)
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{
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if (node is Block block)
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{
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foreach (var child in block.Children)
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{
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GetChildren(child);
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}
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}
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else
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{
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spans.Add(node);
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}
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}
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}
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[Fact]
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public void Parse_UseDirectiveTokenizer_ParsesUntilFirstDirective()
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{
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// Arrange
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var source = TestRazorSourceDocument.Create("\r\n \r\n @*SomeComment*@ \r\n @tagHelperPrefix \"SomePrefix\"\r\n<html>\r\n@if (true) {\r\n @if(false) { <div>@something.</div> } \r\n}");
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var options = RazorParserOptions.Create(builder => builder.ParseLeadingDirectives = true);
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// Act
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var syntaxTree = RazorSyntaxTree.Parse(source, options);
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// Assert
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Assert.NotNull(syntaxTree);
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Assert.Equal(6, syntaxTree.Root.Children.Count);
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var block = Assert.IsType<Block>(syntaxTree.Root.Children[4]);
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Assert.Equal(BlockKindInternal.Directive, block.Type);
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Assert.Empty(syntaxTree.Diagnostics);
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}
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}
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}
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