public void InputContainsOnlyInvalidDataFromUtf32()
{
uint[] codepoints = TextEncoderTestHelper.GenerateOnlyInvalidUtf32CodePoints(TextEncoderConstants.DataLength / sizeof(uint));
ReadOnlySpan <byte> input = MemoryMarshal.AsBytes(codepoints.AsSpan());
Span <byte> output = new byte[16];
Assert.Equal(OperationStatus.InvalidData, Encodings.Utf32.ToUtf8(input, output, out int consumed, out int written));
Assert.Equal(0, consumed);
Assert.Equal(0, written);
}
public void InputContainsSomeInvalidDataFromUtf32()
{
uint[] codepoints = TextEncoderTestHelper.GenerateOnlyInvalidUtf32CodePoints(TextEncoderConstants.DataLength / sizeof(uint));
ReadOnlySpan <byte> input = MemoryMarshal.AsBytes(codepoints.AsSpan());
ReadOnlySpan <byte> expected = Text.Encoding.Convert(Text.Encoding.UTF32, Text.Encoding.UTF8, input.ToArray());
int expectedWritten = TextEncoderTestHelper.GetUtf8ByteCount(codepoints);
Span <byte> output = new byte[expectedWritten];
Assert.Equal(OperationStatus.InvalidData, Encodings.Utf32.ToUtf8(input, output, out int consumed, out int written));
Assert.True(consumed < input.Length, "Consumed more input than expected");
Assert.Equal(expectedWritten, written);
Assert.True(expected.Slice(0, expectedWritten).SequenceEqual(output));
}