Пример #1
0
 public void DeflateCodec_CompressionDecompressionRoundTrip()
 {
     var codec = new DeflateCodec();
     using (var memoryStream = new MemoryStream())
     using (var compressedStream = codec.GetCompressedStreamOver(memoryStream))
     {
         Assert.IsTrue(compressedStream.CanRead);
         Assert.IsTrue(compressedStream.CanWrite);
         Assert.IsTrue(compressedStream.CanSeek);
         Assert.AreEqual(0, compressedStream.Position);
         var expected = Utilities.GetRandom<byte[]>(false);
         compressedStream.Write(expected, 0, expected.Length);
         compressedStream.Flush();
         compressedStream.Seek(0, SeekOrigin.Begin);
         using (var decompressedStream = codec.GetDecompressedStreamOver(compressedStream))
         {
             var actual = new byte[expected.Length];
             decompressedStream.Read(actual, 0, actual.Length);
             Assert.IsTrue(expected.SequenceEqual(actual));
             Assert.IsTrue(decompressedStream.CanRead);
             Assert.IsFalse(decompressedStream.CanWrite);
             //TODO CanSeek should be 'false' however it is 'true' now although an exception is thrown when Seek() is called 
             //Assert.IsFalse(decompressedStream.CanSeek);
             Utilities.ShouldThrow<NotSupportedException>(() => { var result = decompressedStream.Position; });
             Utilities.ShouldThrow<NotSupportedException>(() => { var result = decompressedStream.Length; });
             Utilities.ShouldThrow<NotSupportedException>(() => { decompressedStream.Seek(0, SeekOrigin.Begin); });
             Utilities.ShouldThrow<NotSupportedException>(() => { decompressedStream.SetLength(0); });
             Utilities.ShouldThrow<NotSupportedException>(() => { decompressedStream.Position = 0; });
             Utilities.ShouldThrow<NotSupportedException>(() => { decompressedStream.Write(expected, 0, expected.Length); });
             compressedStream.Flush();
         }
     }
 }
Пример #2
0
 public void DeflateCodec_GetCompressedStreamFromNull()
 {
     var codec = new DeflateCodec();
     codec.GetCompressedStreamOver(null);
 }