public void UnicodePropTest()
{
// Set class first, or it will throw an exception.
const int hvo = 1;
var clidAnal = SilDataAccess.MetaDataCache.GetClassId("ClassE");
SilDataAccess.SetInt(hvo, (int)CmObjectFields.kflidCmObject_Class, clidAnal);
// Set its 'UnicodeProp4' property, using the 'BSTR' method.
var tag = SilDataAccess.MetaDataCache.GetFieldId("ClassE", "UnicodeProp4", false);
const string ec = "ZPI";
SilDataAccess.set_UnicodeProp(hvo, tag, ec);
var ec2 = SilDataAccess.get_UnicodeProp(hvo, tag);
Assert.AreEqual(ec, ec2, "Wrong Unicode string in cache.");
// Set its 'UnicodeProp4' property, using non-bstr method.
const string ecNew = "ZPR";
SilDataAccess.SetUnicode(hvo, tag, ecNew, ecNew.Length);
int len;
SilDataAccess.UnicodePropRgch(hvo, tag, null, 0, out len);
Assert.AreEqual(ecNew.Length, len);
using (var arrayPtr = MarshalEx.StringToNative(len + 1, true))
{
int cch;
SilDataAccess.UnicodePropRgch(hvo, tag, arrayPtr, len + 1, out cch);
var ecNew2 = MarshalEx.NativeToString(arrayPtr, cch, true);
Assert.AreEqual(ecNew, ecNew2);
Assert.AreEqual(ecNew2.Length, cch);
Assert.IsTrue(SilDataAccess.IsDirty());
}
}