public async Task SavesSourceToDataDir(int diffId, SourceSide side)
{
var content = new SourceContent
{
Data = new byte[] { 1, 2, 3 },
SourceSide = side
};
var expectedFileName = Path.Combine(_DataDir, string.Concat(
diffId.ToString(), ".", side.ToString().ToLowerInvariant()));
File.Delete(expectedFileName);
var storage = new DiskStorage(_Options);
await storage.SaveSourceAsync(content.InDiffBag(diffId));
File.ReadAllBytes(expectedFileName)
.Should().Equal(new byte[] { 1, 2, 3 });
}
