// Deletes any files extracted during the test
void TestEmptyArchive(ArchiveFile archiveFile, string archiveFilename)
{
const string extractDirectory = "./TestExtract";
Assert.ThrowsException <Exception>(() => archiveFile.GetIndex("TestItem"));
Assert.ThrowsException <ArgumentOutOfRangeException>(() => archiveFile.GetName(0));
Assert.ThrowsException <ArgumentOutOfRangeException>(() => archiveFile.GetSize(0));
Assert.IsFalse(archiveFile.Contains("TestItem"));
Assert.ThrowsException <ArgumentOutOfRangeException>(() => archiveFile.OpenStream(0));
Assert.ThrowsException <ArgumentOutOfRangeException>(() => archiveFile.ExtractFile(0, "Test"));
archiveFile.ExtractAllFiles(extractDirectory);
Assert.AreEqual(archiveFilename, archiveFile.GetArchiveFilename());
Assert.AreEqual(0, archiveFile.GetCount());
Assert.IsTrue(0 <= archiveFile.GetArchiveFileSize());
File.Delete(extractDirectory);
}