public void JsCopyStringUtf16Test()
{
var str = "Hello, World!";
using (var runtimeHandle = Engine.JsCreateRuntime(JavaScriptRuntimeAttributes.None, null))
{
using (var contextHandle = Engine.JsCreateContext(runtimeHandle))
{
Engine.JsSetCurrentContext(contextHandle);
var stringHandle = Engine.JsCreateStringUtf16(str, (ulong)str.Length);
//Get the size
var size = Engine.JsCopyStringUtf16(stringHandle, 0, -1, null);
if ((int)size * 2 > int.MaxValue)
{
throw new OutOfMemoryException("Exceeded maximum string length.");
}
byte[] result = new byte[(int)size * 2];
var written = Engine.JsCopyStringUtf16(stringHandle, 0, -1, result);
string resultStr = Encoding.Unicode.GetString(result, 0, result.Length);
Assert.True(str == resultStr);
stringHandle.Dispose();
}
}
}
