public void TestPeekReadLineOnEmptyStream() { using (var stream = new MemoryStream()) using (var bufferedReader = new LineBufferedReader(stream)) { Assert.IsNull(bufferedReader.PeekLine()); Assert.IsNull(bufferedReader.ReadLine()); Assert.IsNull(bufferedReader.ReadLine()); Assert.IsNull(bufferedReader.PeekLine()); } }
public void TestPeekLineAtEndOfStream() { const string contents = "first line\r\nsecond line"; using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(contents))) using (var bufferedReader = new LineBufferedReader(stream)) { Assert.AreEqual("first line", bufferedReader.ReadLine()); Assert.AreEqual("second line", bufferedReader.ReadLine()); Assert.IsNull(bufferedReader.PeekLine()); Assert.IsNull(bufferedReader.ReadLine()); Assert.IsNull(bufferedReader.PeekLine()); } }
protected override BeatmapSetInfo?CreateModel(ArchiveReader reader) { // let's make sure there are actually .osu files to import. string?mapName = reader.Filenames.FirstOrDefault(f => f.EndsWith(".osu", StringComparison.OrdinalIgnoreCase)); if (string.IsNullOrEmpty(mapName)) { Logger.Log($"No beatmap files found in the beatmap archive ({reader.Name}).", LoggingTarget.Database); return(null); } Beatmap beatmap; using (var stream = new LineBufferedReader(reader.GetStream(mapName))) { if (stream.PeekLine() == null) { Logger.Log($"No content found in first .osu file of beatmap archive ({reader.Name} / {mapName})", LoggingTarget.Database); return(null); } beatmap = Decoder.GetDecoder <Beatmap>(stream).Decode(stream); } return(new BeatmapSetInfo { OnlineID = beatmap.BeatmapInfo.BeatmapSet?.OnlineID ?? -1, // Metadata = beatmap.Metadata, DateAdded = DateTimeOffset.UtcNow }); }
public void TestPeekLineMultipleTimes() { const string contents = "peek this once\nline 2\rpeek this a lot"; using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(contents))) using (var bufferedReader = new LineBufferedReader(stream)) { Assert.AreEqual("peek this once", bufferedReader.PeekLine()); Assert.AreEqual("peek this once", bufferedReader.ReadLine()); Assert.AreEqual("line 2", bufferedReader.ReadLine()); Assert.AreEqual("peek this a lot", bufferedReader.PeekLine()); Assert.AreEqual("peek this a lot", bufferedReader.PeekLine()); Assert.AreEqual("peek this a lot", bufferedReader.PeekLine()); Assert.AreEqual("peek this a lot", bufferedReader.ReadLine()); Assert.IsNull(bufferedReader.ReadLine()); } }
public void TestPeekLineOnce() { const string contents = "line 1\r\npeek this\nline 3"; using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(contents))) using (var bufferedReader = new LineBufferedReader(stream)) { Assert.AreEqual("line 1", bufferedReader.ReadLine()); Assert.AreEqual("peek this", bufferedReader.PeekLine()); Assert.AreEqual("peek this", bufferedReader.ReadLine()); Assert.AreEqual("line 3", bufferedReader.ReadLine()); Assert.IsNull(bufferedReader.ReadLine()); } }
public void TestReadToEndAfterReadsAndPeeks() { const string contents = "this line is gone\rthis one shouldn't be\r\nthese ones\ndefinitely not"; using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(contents))) using (var bufferedReader = new LineBufferedReader(stream)) { Assert.AreEqual("this line is gone", bufferedReader.ReadLine()); Assert.AreEqual("this one shouldn't be", bufferedReader.PeekLine()); string[] endingLines = bufferedReader.ReadToEnd().Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries); Assert.AreEqual(3, endingLines.Length); Assert.AreEqual("this one shouldn't be", endingLines[0]); Assert.AreEqual("these ones", endingLines[1]); Assert.AreEqual("definitely not", endingLines[2]); } }
public void TestReadToEndAfterReadsAndPeeks() { const string contents = @"this line is gone this one shouldn't be these ones definitely not"; using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(contents))) using (var bufferedReader = new LineBufferedReader(stream)) { Assert.AreEqual("this line is gone", bufferedReader.ReadLine()); Assert.AreEqual("this one shouldn't be", bufferedReader.PeekLine()); const string ending = @"this one shouldn't be these ones definitely not"; Assert.AreEqual(ending, bufferedReader.ReadToEnd()); } }