Comic Rework, New Scanner, Foundation Overahul (is this a full release?) (#2780)

API.Tests/Parsers/ImageParserTests.cs

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+using System.IO.Abstractions.TestingHelpers;
+using API.Entities.Enums;
+using API.Services;
+using API.Services.Tasks.Scanner.Parser;
+using Microsoft.Extensions.Logging;
+using NSubstitute;
+using Xunit;
+
+namespace API.Tests.Parsers;
+
+public class ImageParserTests
+{
+    private readonly ImageParser _parser;
+    private readonly ILogger<DirectoryService> _dsLogger = Substitute.For<ILogger<DirectoryService>>();
+    private const string RootDirectory = "C:/Comics/";
+
+    public ImageParserTests()
+    {
+        var fileSystem = new MockFileSystem();
+        fileSystem.AddDirectory("C:/Comics/");
+        fileSystem.AddDirectory("C:/Comics/Birds of Prey (2002)");
+        fileSystem.AddFile("C:/Comics/Birds of Prey/Chapter 01/01.jpg", new MockFileData(""));
+        fileSystem.AddFile("C:/Comics/DC Comics/Birds of Prey/Chapter 01/01.jpg", new MockFileData(""));
+        var ds = new DirectoryService(_dsLogger, fileSystem);
+        _parser = new ImageParser(ds);
+    }
+
+    #region Parse
+
+    /// <summary>
+    /// Tests that if there is a Series Folder then Chapter folder, the code appropriately identifies the Series name and Chapter
+    /// </summary>
+    [Fact]
+    public void Parse_SeriesWithDirectoryName()
+    {
+        var actual = _parser.Parse("C:/Comics/Birds of Prey/Chapter 01/01.jpg", "C:/Comics/Birds of Prey/",
+            RootDirectory, LibraryType.Image, null);
+
+        Assert.NotNull(actual);
+        Assert.Equal("Birds of Prey", actual.Series);
+        Assert.Equal("1", actual.Chapters);
+    }
+
+    /// <summary>
+    /// Tests that if there is a Series Folder only, the code appropriately identifies the Series name from folder
+    /// </summary>
+    [Fact]
+    public void Parse_SeriesWithNoNestedChapter()
+    {
+        var actual = _parser.Parse("C:/Comics/Birds of Prey/Chapter 01 page 01.jpg", "C:/Comics/",
+            RootDirectory, LibraryType.Image, null);
+
+        Assert.NotNull(actual);
+        Assert.Equal("Birds of Prey", actual.Series);
+        Assert.Equal(Parser.DefaultChapter, actual.Chapters);
+    }
+
+    /// <summary>
+    /// Tests that if there is a Series Folder only, the code appropriately identifies the Series name from folder and everything else as a
+    /// </summary>
+    [Fact]
+    public void Parse_SeriesWithLooseImages()
+    {
+        var actual = _parser.Parse("C:/Comics/Birds of Prey/page 01.jpg", "C:/Comics/",
+            RootDirectory, LibraryType.Image, null);
+
+        Assert.NotNull(actual);
+        Assert.Equal("Birds of Prey", actual.Series);
+        Assert.Equal(Parser.DefaultChapter, actual.Chapters);
+        Assert.True(actual.IsSpecial);
+    }
+
+
+    #endregion
+
+    #region IsApplicable
+    /// <summary>
+    /// Tests that this Parser can only be used on images and Image library type
+    /// </summary>
+    [Fact]
+    public void IsApplicable_Fails_WhenNonMatchingLibraryType()
+    {
+        Assert.False(_parser.IsApplicable("something.cbz", LibraryType.Manga));
+        Assert.False(_parser.IsApplicable("something.cbz", LibraryType.Image));
+        Assert.False(_parser.IsApplicable("something.epub", LibraryType.Image));
+    }
+
+    /// <summary>
+    /// Tests that this Parser can only be used on images and Image library type
+    /// </summary>
+    [Fact]
+    public void IsApplicable_Success_WhenMatchingLibraryType()
+    {
+        Assert.True(_parser.IsApplicable("something.png", LibraryType.Image));
+    }
+    #endregion
+}