public void ProcessTlvStream()
{
var expectedTlv = new[] {
new Tlv {
Tag = 0xe0u,
Value = new byte[] { 0x12 },
},
new Tlv {
Tag = 0xe1u,
Value = new byte[] { 0x23, 0x34 },
},
};
var d = new byte[] { 0xe0, 0x01, 0x12, 0xe1, 0x02, 0x23, 0x34 };
var actualTlv = new List <Tlv>();
var ms = new MemoryStream(d);
TlvEncoding.ProcessTlvStream(ms,
(tag, data) => {
actualTlv.Add(new Tlv {
Tag = tag,
Value = data,
});
});
AssertTlvArrayEqual(expectedTlv, actualTlv.ToArray());
}
public void ReadTagSuccessNonEmv(byte[] input, uint?expectedTag, int expectedLength)
{
var ms = new MemoryStream(input);
var t = TlvEncoding.ReadNextTag(ms, false);
Assert.AreEqual(expectedTag, t);
Assert.AreEqual(expectedLength, ms.Position);
}
public void ReadLengthFails5Bytes()
{
var ms = new MemoryStream(new byte[] { 0x85, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF });
Assert.ThrowsException <TlvException>(() => {
TlvEncoding.ReadLength(ms);
});
}
public void ProcessTlvStreamZeroLengthTag()
{
var d = new byte[] { 0xe0, 0x00 };
var ms = new MemoryStream(d);
TlvEncoding.ProcessTlvStream(ms, (tag, data) => { });
}
public void WriteTagInvalid(uint tag)
{
var ms = new MemoryStream();
Assert.ThrowsException <TlvException>(() => {
TlvEncoding.WriteTag(ms, tag);
});
}
public void ReadLengthFailsUnexpectedEnd(byte[] input)
{
var ms = new MemoryStream(input);
Assert.ThrowsException <TlvException>(() => {
TlvEncoding.ReadLength(ms);
});
}
//[DataRow(new byte[] { 0x84, 0xAB, 0xCD, 0xEF, 0x01, 0x01 }, 0xABCDEF01, 5, DisplayName = "1000 0100 1010 1011 1100 1101 1110 1111 0000 0001")]
public void ReadLengthSuccess(byte[] input, int?expectedLength, int expectedPosition)
{
var ms = new MemoryStream(input);
var t = TlvEncoding.ReadLength(ms);
Assert.AreEqual(expectedLength, t);
Assert.AreEqual(expectedPosition, ms.Position);
}
public void ReadTagFails5Bytes()
{
var ms = new MemoryStream(new byte[] { 0x1F, 0x80, 0x80, 0x80, 0x00 });
Assert.ThrowsException <TlvException>(() => {
TlvEncoding.ReadNextTag(ms, false);
});
}
public void ReadTagFailsUnexpectedEnd(byte[] input)
{
var ms = new MemoryStream(input);
Assert.ThrowsException <TlvException>(() => {
TlvEncoding.ReadNextTag(ms, false);
}); // last octet is indicating a subsequent octet, but no more data
}
public void WriteTlv(byte[] expected, uint tag, byte[] tagValue)
{
var ms = new MemoryStream();
TlvEncoding.WriteTlv(ms, tag, tagValue);
ms.Position = 0;
var buf = new byte[ms.Length];
ms.Read(buf, 0, buf.Length);
AssertByteArrayEqual(expected, buf);
}
public void WriteTagSuccess(uint tag, byte[] expectedOutput)
{
var ms = new MemoryStream();
TlvEncoding.WriteTag(ms, tag);
ms.Position = 0;
var buf = new byte[ms.Length];
ms.Read(buf, 0, buf.Length);
AssertByteArrayEqual(expectedOutput, buf);
}
