67 lines
2.7 KiB
C#
67 lines
2.7 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 System.Text;
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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 DirectiveTokenEditHandlerTest
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{
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[Theory]
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[InlineData(0, 4, "")] // "Namespace"
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[InlineData(4, 0, "Other")] // "SomeOtherNamespace"
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[InlineData(0, 4, "Other")] // "OtherNamespace"
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public void CanAcceptChange_ProvisionallyAcceptsNonWhitespaceChanges(int index, int length, string newText)
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{
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// Arrange
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var factory = new SpanFactory();
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var directiveTokenHandler = new TestDirectiveTokenEditHandler();
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var target = factory.Span(SpanKindInternal.Code, "SomeNamespace", markup: false)
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.With(directiveTokenHandler)
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.Accepts(AcceptedCharactersInternal.NonWhiteSpace);
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var sourceChange = new SourceChange(index, length, newText);
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// Act
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var result = directiveTokenHandler.CanAcceptChange(target, sourceChange);
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// Assert
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Assert.Equal(PartialParseResultInternal.Accepted | PartialParseResultInternal.Provisional, result);
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}
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[Theory]
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[InlineData(4, 1, "")] // "SomeNamespace"
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[InlineData(9, 0, " ")] // "Some Name space"
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[InlineData(9, 5, " Space")] // "Some Name Space"
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public void CanAcceptChange_RejectsWhitespaceChanges(int index, int length, string newText)
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{
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// Arrange
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var factory = new SpanFactory();
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var directiveTokenHandler = new TestDirectiveTokenEditHandler();
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var target = factory.Span(SpanKindInternal.Code, "Some Namespace", markup: false)
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.With(directiveTokenHandler)
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.Accepts(AcceptedCharactersInternal.NonWhiteSpace);
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var sourceChange = new SourceChange(index, length, newText);
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// Act
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var result = directiveTokenHandler.CanAcceptChange(target, sourceChange);
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// Assert
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Assert.Equal(PartialParseResultInternal.Rejected, result);
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}
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private class TestDirectiveTokenEditHandler : DirectiveTokenEditHandler
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{
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public TestDirectiveTokenEditHandler() : base(content => SpanConstructor.TestTokenizer(content))
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{
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}
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public new PartialParseResultInternal CanAcceptChange(Span target, SourceChange change)
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=> base.CanAcceptChange(target, change);
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}
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}
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}
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