mfgames-cil/tests/MfGames.Nitride.Markdown.Tests/RewriteLinkToIndexPathTests.cs

using System.Collections.Generic;
using System.Linq;
using MfGames.Gallium;
using MfGames.Nitride.Contents;
using MfGames.TestSetup;
using Xunit;
using Xunit.Abstractions;

namespace MfGames.Nitride.Markdown.Tests;

/// <summary>
/// Tests the functionality of the RewriteLinkToIndexPath operation.
/// </summary>
public class RewriteLinkToIndexPathTests : TestBase<MarkdownTestContext>
{
    /// <inheritdoc />
    public RewriteLinkToIndexPathTests(ITestOutputHelper output)
        : base(output) { }

    [Fact]
    public void NoRewriteSimpleIndexPhp()
    {
        using MarkdownTestContext context = this.CreateContext();

        List<Entity> input =
            new()
            {
                new Entity().Set(IsMarkdown.Instance).SetTextContent("[Link Title](/index.php)"),
            };

        var op = context.Resolve<RewriteLinkToIndexPath>();

        IEnumerable<Entity> output = op.Run(input);
        Entity first = output.First();
        string content = first.GetTextContentString()!.Trim();

        Assert.Equal("[Link Title](/index.php)", content);
    }

    [Fact]
    public void RewritePeriodSlashRelativePath()
    {
        using MarkdownTestContext context = this.CreateContext();

        List<Entity> input =
            new()
            {
                new Entity()
                    .Set(IsMarkdown.Instance)
                    .SetTextContent("[Link Title](./bob/index.md)"),
            };

        var op = context.Resolve<RewriteLinkToIndexPath>();

        IEnumerable<Entity> output = op.Run(input);
        Entity first = output.First();
        string content = first.GetTextContentString()!.Trim();

        Assert.Equal("[Link Title](./bob/)", content);
    }

    [Fact]
    public void RewriteRemoteIndex()
    {
        using MarkdownTestContext context = this.CreateContext();

        List<Entity> input =
            new()
            {
                new Entity()
                    .Set(IsMarkdown.Instance)
                    .SetTextContent("[Link Title](https://example.org/index.md)"),
            };

        var op = context.Resolve<RewriteLinkToIndexPath>();

        IEnumerable<Entity> output = op.Run(input);
        Entity first = output.First();
        string content = first.GetTextContentString()!.Trim();

        Assert.Equal("[Link Title](https://example.org/index.md)", content);
    }

    [Fact]
    public void RewriteSimpleIndexMarkdown()
    {
        using MarkdownTestContext context = this.CreateContext();

        List<Entity> input =
            new()
            {
                new Entity().Set(IsMarkdown.Instance).SetTextContent("[Link Title](/index.md)"),
            };

        var op = context.Resolve<RewriteLinkToIndexPath>();

        IEnumerable<Entity> output = op.Run(input);
        Entity first = output.First();
        string content = first.GetTextContentString()!.Trim();

        Assert.Equal("[Link Title](/)", content);
    }
}