public void Read()
{
Tuple <byte[], string, uint, byte[]>[] Headers = new Tuple <byte[], string, uint, byte[]>[] {
new Tuple <byte[], string, uint, byte[]>(
new byte[] { 0xF9, 0xBE, 0xB4, 0xD9, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6F, 0x6E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0x35, 0x8D, 0x49, 0x32 },
"version", 100, new byte[] { 0x35, 0x8D, 0x49, 0x32 }
)
};
byte[] badMagic =
{
0xF9, 0xBE, 0xB4, 0xE0,
0x76, 0x65, 0x72, 0x73, 0x69, 0x6F, 0x6E, 0x00, 0x00, 0x00, 0x00, 0x00,
0x64, 0x00, 0x00, 0x00,
0x35, 0x8D, 0x49, 0x32,
};
byte[] badSize =
{
0xF9, 0xBE, 0xB4, 0xD9,
0x76, 0x65, 0x72, 0x73, 0x69, 0x6F, 0x6E, 0x00, 0x00, 0x00, 0x00, 0x00,
0x64, 0x00, 0x00, 0x00,
0x35, 0x8D, 0x49
};
foreach (var header in Headers)
{
using (BinaryReader reader = new BinaryReader(new MemoryStream(header.Item1))) {
MessageHeader msgHeader = MessageHeader.Read(reader);
Assert.AreEqual(header.Item2, msgHeader.Command);
Assert.AreEqual(header.Item3, msgHeader.PayloadLength);
Assert.AreEqual(header.Item4, msgHeader.ExpectedChecksum);
}
}
using (BinaryReader reader = new BinaryReader(new MemoryStream(badMagic)))
Assert.Throws <InvalidHeaderException>(() => { MessageHeader.Read(reader); });
using (BinaryReader reader = new BinaryReader(new MemoryStream(badSize)))
Assert.Throws <InvalidHeaderException>(() => { MessageHeader.Read(reader); });
}