src/EditorFeatures/TestUtilities/Classification/ClassificationTestHelper.cs - main - githubmirror/roslyn

src/EditorFeatures/TestUtilities/Classification/ClassificationTestHelper.cs
71 строка3 KB
Jason Malinowski
Remove AssertEx.Fail
21 апр 2026, 23:28
21 апр 2026, 23:287b44707
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

#nullable disable

using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.CodeAnalysis.Classification;
using Xunit;

namespace Microsoft.CodeAnalysis.Editor.UnitTests.Classification;

public static class ClassificationTestHelper
{
    private static string GetText(FormattedClassification formattedClassification)
        => $"({formattedClassification.Text}, {formattedClassification.ClassificationName})";

    private static string GetText(ClassifiedSpan tuple)
        => $"({tuple.TextSpan}, {tuple.ClassificationType})";

    public static void VerifyTextAndClassifications(
        string expectedText,
        IEnumerable<FormattedClassification> expectedClassifications,
        string actualText,
        IEnumerable<ClassifiedSpan> actualClassifications)
    {
        Assert.Equal(expectedText, actualText);

        if (expectedClassifications != null)
        {
            var expectedClassificationList = expectedClassifications.ToList();
            var actualClassificationList = actualClassifications.ToList();

            actualClassificationList.Sort((t1, t2) => t1.TextSpan.Start - t2.TextSpan.Start);

            var max = Math.Max(expectedClassificationList.Count, actualClassificationList.Count);
            for (var i = 0; i < max; i++)
            {
                if (i >= expectedClassificationList.Count)
                {
                    Assert.Fail($"Unexpected actual classification: {GetText(actualClassificationList[i])}");
                }
                else if (i >= actualClassificationList.Count)
                {
                    Assert.Fail($"Missing classification for: {GetText(expectedClassificationList[i])}");
                }

                var actual = actualClassificationList[i];
                var expected = expectedClassificationList[i];

                var text = actualText.Substring(actual.TextSpan.Start, actual.TextSpan.Length);
                Assert.Equal(expected.Text, text);
                Assert.Equal(expected.ClassificationName, actual.ClassificationType);
            }
        }
    }

    public static void VerifyTextAndClassifications(
        string expectedText,
        IEnumerable<FormattedClassification> expectedClassifications,
        IList<TaggedText> actualContent)
    {
        VerifyTextAndClassifications(
            expectedText,
            expectedClassifications,
            actualText: actualContent.GetFullText(),
            actualClassifications: actualContent.ToClassifiedSpans());
    }
}