////////////
/// Test Get/Put Caption
private void TestCaption()
{
int hr;
string s;
hr = m_ivw.put_Caption("Foo Bar");
Marshal.ThrowExceptionForHR(hr);
hr = m_ivw.get_Caption(out s);
Marshal.ThrowExceptionForHR(hr);
// Make sure the value we set is what we just read
Debug.Assert(s == "Foo Bar", "Get/Set Caption");
}