public void SafeArrayScopedAccessTest()
{
var psa = SafeArrayCreateVector(VARTYPE.VT_I4, 0, 5);
{
/*for (int i = 0; i < 5; i++)
* {
* var p = new SafeCoTaskMemHandle(16);
* Marshal.GetNativeVariantForObject(i, (IntPtr)p);
* Assert.That(SafeArrayPutElement(psa, new[] { i }, (IntPtr)p).Succeeded);
* }*/
using (var d = new SafeArrayScopedAccessData(psa))
{
//var a = d.Data.ToArray<int>(5);
//Assert.That(a, Is.EquivalentTo(new long[] {0, 1, 2, 3, 4}));
d.Data.Write(new[] { 0, 1, 2, 3, 4 });
}
for (var i = 0; i < 5; i++)
{
var p = new SafeCoTaskMemHandle(16);
Assert.That(SafeArrayGetElement(psa, new[] { i }, (IntPtr)p).Succeeded);
var oi = p.ToStructure <int>();
Assert.That(oi, Is.EqualTo(i));
}
}
psa.Dispose();
}
public void SafeArrayAccessDataTest()
{
using (var psa = SafeArrayCreateVector(VARTYPE.VT_I8, 0, 5))
{
Assert.That(SafeArrayAccessData(psa, out var pData).Succeeded);
Assert.That(pData, Is.Not.EqualTo(IntPtr.Zero));
Assert.That(SafeArrayUnaccessData(psa).Succeeded);
using (var d = new SafeArrayScopedAccessData(psa))
Assert.That(d.Data, Is.Not.EqualTo(IntPtr.Zero));
}
}
