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using VersOne.Epub.Internal;
using VersOne.Epub.Options;
using VersOne.Epub.Test.Comparers;
using VersOne.Epub.Test.Unit.Mocks;
using VersOne.Epub.Test.Unit.TestData;
using static VersOne.Epub.Test.Unit.TestData.TestEpubData;
namespace VersOne.Epub.Test.Unit.Readers
{
public class BookReaderTests
{
private readonly TestEnvironmentDependencies environmentDependencies;
public BookReaderTests()
{
environmentDependencies = new TestEnvironmentDependencies();
}
[Fact(DisplayName = "Constructing a BookReader instance with non-null constructor parameters should succeed")]
public void ConstructorWithNonNullParametersTest()
{
_ = new BookReader(environmentDependencies, new EpubReaderOptions());
}
[Fact(DisplayName = "Constructor should throw ArgumentNullException if environmentDependencies parameter is null")]
public void ConstructorWithNullEnvironmentDependenciesTest()
{
Assert.Throws<ArgumentNullException>(() => new BookReader(null!, new EpubReaderOptions()));
}
[Fact(DisplayName = "Constructing a BookReader instance with a null epubReaderOptions parameter should succeed")]
public void ConstructorWithNullEpubReaderOptionsTest()
{
_ = new BookReader(environmentDependencies, null);
}
[Fact(DisplayName = "Reading a minimal EPUB book from a file should succeed")]
public void ReadMinimalBookFromFileTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateMinimalTestEpubFile();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateMinimalTestEpubBook(EPUB_FILE_PATH);
BookReader bookReader = new(environmentDependencies, null);
EpubBook actualEpubBook = bookReader.ReadBook(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a minimal EPUB 2 book without navigation from a file with IgnoreMissingToc = true should succeed")]
public void ReadMinimalEpub2BookWithoutNavigationFromFileTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateMinimalTestEpub2FileWithoutNavigation();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateMinimalTestEpub2BookWithoutNavigation(EPUB_FILE_PATH);
EpubReaderOptions epubReaderOptions = new()
{
PackageReaderOptions = new PackageReaderOptions()
{
IgnoreMissingToc = true
}
};
BookReader bookReader = new(environmentDependencies, epubReaderOptions);
EpubBook actualEpubBook = bookReader.ReadBook(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a file synchronously without downloading remote files should succeed")]
public void ReadBookFromFileWithoutDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(EPUB_FILE_PATH, populateRemoteFilesContents: false);
BookReader bookReader = new(environmentDependencies, null);
EpubBook actualEpubBook = bookReader.ReadBook(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a file asynchronously without downloading remote files should succeed")]
public async Task ReadBookFromFileAsyncWithoutDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(EPUB_FILE_PATH, populateRemoteFilesContents: false);
BookReader bookReader = new(environmentDependencies, null);
EpubBook actualEpubBook = await bookReader.ReadBookAsync(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a stream synchronously without downloading remote files should succeed")]
public void ReadBookFromStreamWithoutDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
MemoryStream epubFileStream = new();
environmentDependencies.FileSystem = new TestFileSystem(epubFileStream, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(null, populateRemoteFilesContents: false);
BookReader bookReader = new(environmentDependencies, null);
EpubBook actualEpubBook = bookReader.ReadBook(epubFileStream);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a stream asynchronously without downloading remote files should succeed")]
public async Task ReadBookFromStreamAsyncWithoutDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
MemoryStream epubFileStream = new();
environmentDependencies.FileSystem = new TestFileSystem(epubFileStream, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(null, populateRemoteFilesContents: false);
BookReader bookReader = new(environmentDependencies, null);
EpubBook actualEpubBook = await bookReader.ReadBookAsync(epubFileStream);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a file synchronously with downloading remote files should succeed")]
public void ReadBookFromFileWithDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(EPUB_FILE_PATH, populateRemoteFilesContents: true);
EpubReaderOptions epubReaderOptions = CreateEpubReaderOptionsToDownloadRemoteFiles();
BookReader bookReader = new(environmentDependencies, epubReaderOptions);
EpubBook actualEpubBook = bookReader.ReadBook(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a file asynchronously with downloading remote files should succeed")]
public async Task ReadBookFromFileAsyncWithDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(EPUB_FILE_PATH, populateRemoteFilesContents: true);
EpubReaderOptions epubReaderOptions = CreateEpubReaderOptionsToDownloadRemoteFiles();
BookReader bookReader = new(environmentDependencies, epubReaderOptions);
EpubBook actualEpubBook = await bookReader.ReadBookAsync(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a stream synchronously with downloading remote files should succeed")]
public void ReadBookFromStreamWithDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
MemoryStream epubFileStream = new();
environmentDependencies.FileSystem = new TestFileSystem(epubFileStream, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(null, populateRemoteFilesContents: true);
EpubReaderOptions epubReaderOptions = CreateEpubReaderOptionsToDownloadRemoteFiles();
BookReader bookReader = new(environmentDependencies, epubReaderOptions);
EpubBook actualEpubBook = bookReader.ReadBook(epubFileStream);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book from a stream asynchronously with downloading remote files should succeed")]
public async Task ReadBookFromStreamAsyncWithDownloadingRemoteFilesTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
MemoryStream epubFileStream = new();
environmentDependencies.FileSystem = new TestFileSystem(epubFileStream, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(null, populateRemoteFilesContents: true);
EpubReaderOptions epubReaderOptions = CreateEpubReaderOptionsToDownloadRemoteFiles();
BookReader bookReader = new(environmentDependencies, epubReaderOptions);
EpubBook actualEpubBook = await bookReader.ReadBookAsync(epubFileStream);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "Reading a full EPUB book with null ContentDownloaderOptions should succeed")]
public void ReadBookFromFileWithNullContentDownloaderOptionsTest()
{
TestZipFile testEpubFile = TestEpubFiles.CreateFullTestEpubFile();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, testEpubFile);
EpubBook expectedEpubBook = TestEpubBooks.CreateFullTestEpubBook(EPUB_FILE_PATH, populateRemoteFilesContents: false);
EpubReaderOptions epubReaderOptions = new()
{
ContentDownloaderOptions = null!
};
BookReader bookReader = new(environmentDependencies, epubReaderOptions);
EpubBook actualEpubBook = bookReader.ReadBook(EPUB_FILE_PATH);
EpubBookComparer.CompareEpubBooks(expectedEpubBook, actualEpubBook);
}
[Fact(DisplayName = "ReadBook should throw FileNotFoundException if the specified file does not exist")]
public void ReadBookFromFileWithMissingFileTest()
{
BookReader bookReader = new(environmentDependencies, null);
Assert.Throws<FileNotFoundException>(() => bookReader.ReadBook(EPUB_FILE_PATH));
}
[Fact(DisplayName = "ReadBookAsync should throw FileNotFoundException if the specified file does not exist")]
public async Task ReadBookFromFileAsyncWithMissingFileTest()
{
BookReader bookReader = new(environmentDependencies, null);
await Assert.ThrowsAsync<FileNotFoundException>(() => bookReader.ReadBookAsync(EPUB_FILE_PATH));
}
[Fact(DisplayName = "ReadBook should rethrow EPUB parsing exceptions")]
public void ReadBookFromFileWithIncorrectEpubTest()
{
TestZipFile incorrectEpubFile = new();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, incorrectEpubFile);
BookReader bookReader = new(environmentDependencies, null);
Assert.Throws<EpubContainerException>(() => bookReader.ReadBook(EPUB_FILE_PATH));
}
[Fact(DisplayName = "ReadBookAsync should rethrow EPUB parsing exceptions")]
public async Task ReadBookFromFileAsyncWithIncorrectEpubTest()
{
TestZipFile incorrectEpubFile = new();
environmentDependencies.FileSystem = new TestFileSystem(EPUB_FILE_PATH, incorrectEpubFile);
BookReader bookReader = new(environmentDependencies, null);
await Assert.ThrowsAsync<EpubContainerException>(() => bookReader.ReadBookAsync(EPUB_FILE_PATH));
}
private static EpubReaderOptions CreateEpubReaderOptionsToDownloadRemoteFiles()
{
TestContentDownloader testContentDownloader = new();
testContentDownloader.AddTextRemoteFile(REMOTE_HTML_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_HTML_FILE_CONTENT);
testContentDownloader.AddTextRemoteFile(REMOTE_CSS_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_CSS_FILE_CONTENT);
testContentDownloader.AddByteRemoteFile(REMOTE_IMAGE_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_IMAGE_FILE_CONTENT);
testContentDownloader.AddByteRemoteFile(REMOTE_FONT_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_FONT_FILE_CONTENT);
testContentDownloader.AddTextRemoteFile(REMOTE_XML_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_XML_FILE_CONTENT);
testContentDownloader.AddByteRemoteFile(REMOTE_AUDIO_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_AUDIO_FILE_CONTENT);
testContentDownloader.AddByteRemoteFile(REMOTE_VIDEO_CONTENT_FILE_HREF, TestEpubFiles.REMOTE_VIDEO_FILE_CONTENT);
return new()
{
ContentDownloaderOptions = new ContentDownloaderOptions()
{
DownloadContent = true,
CustomContentDownloader = testContentDownloader
}
};
}
}
}
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