public unsafe void DecoderIsUsedCorrectly()
{
byte *ptr = null;
byte[] buffer = null;
int bytesRead;
bool prefixed = false;
var decoder = new CustomDecoder(
Encoding.UTF8,
(bytes, byteCount) =>
{
Assert.True(ptr != null);
Assert.True(prefixed != (ptr == bytes));
Assert.Equal(prefixed ? "PrefixTest".Length : "Test".Length, byteCount);
string s = Encoding.UTF8.GetString(bytes, byteCount);
Assert.Equal(s, prefixed ? "PrefixTest" : "Test");
return("Intercepted");
}
);
fixed(byte *fixedPtr = (buffer = Encoding.UTF8.GetBytes("Test")))
{
ptr = fixedPtr;
Assert.Equal("Intercepted", new MemoryBlock(ptr, buffer.Length).PeekUtf8NullTerminated(0, null, decoder, out bytesRead));
Assert.Equal(buffer.Length, bytesRead);
prefixed = true;
Assert.Equal("Intercepted", new MemoryBlock(ptr, buffer.Length).PeekUtf8NullTerminated(0, Encoding.UTF8.GetBytes("Prefix"), decoder, out bytesRead));
Assert.Equal(buffer.Length, bytesRead);
}
// decoder will fail to intercept because we don't bother calling it for empty strings.
Assert.Same(String.Empty, new MemoryBlock(null, 0).PeekUtf8NullTerminated(0, null, decoder, out bytesRead));
Assert.Equal(0, bytesRead);
Assert.Same(String.Empty, new MemoryBlock(null, 0).PeekUtf8NullTerminated(0, new byte[0], decoder, out bytesRead));
Assert.Equal(0, bytesRead);
}
public unsafe void DecoderIsUsedCorrectly()
{
byte* ptr = null;
byte[] buffer = null;
int bytesRead;
bool prefixed = false;
var decoder = new CustomDecoder(
Encoding.UTF8,
(bytes, byteCount) =>
{
Assert.True(ptr != null);
Assert.True(prefixed != (ptr == bytes));
Assert.Equal(prefixed ? "PrefixTest".Length : "Test".Length, byteCount);
string s = Encoding.UTF8.GetString(bytes, byteCount);
Assert.Equal(s, prefixed ? "PrefixTest" : "Test");
return "Intercepted";
}
);
fixed (byte* fixedPtr = (buffer = Encoding.UTF8.GetBytes("Test")))
{
ptr = fixedPtr;
Assert.Equal("Intercepted", new MemoryBlock(ptr, buffer.Length).PeekUtf8NullTerminated(0, null, decoder, out bytesRead));
Assert.Equal(buffer.Length, bytesRead);
prefixed = true;
Assert.Equal("Intercepted", new MemoryBlock(ptr, buffer.Length).PeekUtf8NullTerminated(0, Encoding.UTF8.GetBytes("Prefix"), decoder, out bytesRead));
Assert.Equal(buffer.Length, bytesRead);
}
// decoder will fail to intercept because we don't bother calling it for empty strings.
Assert.Same(String.Empty, new MemoryBlock(null, 0).PeekUtf8NullTerminated(0, null, decoder, out bytesRead));
Assert.Equal(0, bytesRead);
Assert.Same(String.Empty, new MemoryBlock(null, 0).PeekUtf8NullTerminated(0, new byte[0], decoder, out bytesRead));
Assert.Equal(0, bytesRead);
}
public CustomDecoderFallbackBuffer(CustomDecoder fallback)
{
this.fb = fallback;
}
