public unsafe static void MemoryOfChar8_WithUtf8String_Pin()
{
Utf8String theString = u8("Hello");
ReadOnlyMemory <Char8> rom = theString.AsMemory();
MemoryHandle memHandle = default;
try
{
memHandle = Unsafe.As <ReadOnlyMemory <Char8>, Memory <Char8> >(ref rom).Pin();
Assert.True(memHandle.Pointer == Unsafe.AsPointer(ref Unsafe.AsRef(in theString.GetPinnableReference())));
}
finally
{
memHandle.Dispose();
}
}
public void AsMemory_FromUtf8String()
{
Assert.True(default(ReadOnlyMemory <Char8>).Equals(((Utf8String)null).AsMemory()));
Utf8String theString = u8("Hello");
Assert.True(MemoryMarshal.CreateReadOnlySpan(ref Unsafe.As <byte, Char8>(ref Unsafe.AsRef(in theString.GetPinnableReference())), 5) == theString.AsMemory().Span);
}
public void AsBytes_FromSpan_Default_netcoreapp()
{
// a span wrapping data should become a span wrapping that same data.
Utf8String theString = u8("Hello");
Assert.True(MemoryMarshal.CreateReadOnlySpan(ref Unsafe.AsRef(in theString.GetPinnableReference()), 5) == (theString.AsMemory().Span).AsBytes());
}
public unsafe void AsBytes_FromSpan_Default()
{
// First, a default span should become a default span.
Assert.True(default(ReadOnlySpan <byte>) == new ReadOnlySpan <Char8>().AsBytes());
// Next, an empty but non-default span should become an empty but non-default span.
Assert.True(new ReadOnlySpan <byte>((void *)0x12345, 0) == new ReadOnlySpan <Char8>((void *)0x12345, 0).AsBytes());
// Finally, a span wrapping data should become a span wrapping that same data.
Utf8String theString = u8("Hello");
Assert.True(MemoryMarshal.CreateReadOnlySpan(ref Unsafe.AsRef(in theString.GetPinnableReference()), 5) == (theString.AsMemory().Span).AsBytes());
}