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Roslyn Tokenizer Infrastructure #10676
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333fred
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Jul 29, 2024
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96 changes: 96 additions & 0 deletions
96
...piler/Microsoft.AspNetCore.Razor.Language/legacyTest/Legacy/CSharpTokenizerCommentTest.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
|
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| #nullable disable | ||
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| using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax; | ||
| using Xunit; | ||
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| namespace Microsoft.AspNetCore.Razor.Language.Legacy; | ||
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| public class CSharpTokenizerCommentTest : CSharpTokenizerTestBase | ||
| { | ||
| private new SyntaxToken IgnoreRemaining => (SyntaxToken)base.IgnoreRemaining; | ||
|
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| [Fact] | ||
| public void Next_Ignores_Star_At_EOF_In_RazorComment() | ||
| { | ||
| TestTokenizer( | ||
| "@* Foo * Bar * Baz *", | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentTransition, "@"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentStar, "*"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentLiteral, " Foo * Bar * Baz *")); | ||
| } | ||
|
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||
| [Fact] | ||
| public void Next_Ignores_Star_Without_Trailing_At() | ||
| { | ||
| TestTokenizer( | ||
| "@* Foo * Bar * Baz *@", | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentTransition, "@"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentStar, "*"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentLiteral, " Foo * Bar * Baz "), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentStar, "*"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentTransition, "@")); | ||
| } | ||
|
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| [Fact] | ||
| public void Next_Returns_RazorComment_Token_For_Entire_Razor_Comment() | ||
| { | ||
| TestTokenizer( | ||
| "@* Foo Bar Baz *@", | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentTransition, "@"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentStar, "*"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentLiteral, " Foo Bar Baz "), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentStar, "*"), | ||
| SyntaxFactory.Token(SyntaxKind.RazorCommentTransition, "@")); | ||
| } | ||
|
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| [Fact] | ||
| public void Next_Returns_Comment_Token_For_Entire_Single_Line_Comment() | ||
| { | ||
| TestTokenizer("// Foo Bar Baz", SyntaxFactory.Token(SyntaxKind.CSharpComment, "// Foo Bar Baz")); | ||
| } | ||
|
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| [Fact] | ||
| public void Single_Line_Comment_Is_Terminated_By_Newline() | ||
| { | ||
| TestTokenizer("// Foo Bar Baz\na", SyntaxFactory.Token(SyntaxKind.CSharpComment, "// Foo Bar Baz"), IgnoreRemaining); | ||
| } | ||
|
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| [Fact] | ||
| public void Multi_Line_Comment_In_Single_Line_Comment_Has_No_Effect() | ||
| { | ||
| TestTokenizer("// Foo/*Bar*/ Baz\na", SyntaxFactory.Token(SyntaxKind.CSharpComment, "// Foo/*Bar*/ Baz"), IgnoreRemaining); | ||
| } | ||
|
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| [Fact] | ||
| public void Next_Returns_Comment_Token_For_Entire_Multi_Line_Comment() | ||
| { | ||
| TestTokenizer("/* Foo\nBar\nBaz */", SyntaxFactory.Token(SyntaxKind.CSharpComment, "/* Foo\nBar\nBaz */")); | ||
| } | ||
|
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| [Fact] | ||
| public void Multi_Line_Comment_Is_Terminated_By_End_Sequence() | ||
| { | ||
| TestTokenizer("/* Foo\nBar\nBaz */a", SyntaxFactory.Token(SyntaxKind.CSharpComment, "/* Foo\nBar\nBaz */"), IgnoreRemaining); | ||
| } | ||
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| [Fact] | ||
| public void Unterminated_Multi_Line_Comment_Captures_To_EOF() | ||
| { | ||
| TestTokenizer("/* Foo\nBar\nBaz", SyntaxFactory.Token(SyntaxKind.CSharpComment, "/* Foo\nBar\nBaz"), IgnoreRemaining); | ||
| } | ||
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| [Fact] | ||
| public void Nested_Multi_Line_Comments_Terminated_At_First_End_Sequence() | ||
| { | ||
| TestTokenizer("/* Foo/*\nBar\nBaz*/ */", SyntaxFactory.Token(SyntaxKind.CSharpComment, "/* Foo/*\nBar\nBaz*/"), IgnoreRemaining); | ||
| } | ||
|
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| [Fact] | ||
| public void Nested_Multi_Line_Comments_Terminated_At_Full_End_Sequence() | ||
| { | ||
| TestTokenizer("/* Foo\nBar\nBaz* */", SyntaxFactory.Token(SyntaxKind.CSharpComment, "/* Foo\nBar\nBaz* */"), IgnoreRemaining); | ||
| } | ||
| } |
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These tests are duplicates of the non-legacy versions, they just use the legacy parser.