public void ReturnsCorrectly()
{
string attributeValue1 = "AttributeValue1";
string attributeValue2 = "AttributeValue2";
var attributeValueCollection = new AttributeValueCollection();
attributeValueCollection.Add( attributeValue1 );
attributeValueCollection.Add( attributeValue2 );
var result = attributeValueCollection.ToString();
string expectedResult = string.Format( "{0} {1}", attributeValue1, attributeValue2 );
Assert.AreEqual( expectedResult, result );
}
internal static AttributeValueCollection GetAttributeValueCollection(OPCHDA_ATTRIBUTE input, bool deallocate)
{
AttributeValueCollection values = new AttributeValueCollection {
AttributeID = input.dwAttributeID
};
object[] objArray = OpcCom.Interop.GetVARIANTs(ref input.vAttributeValues, input.dwNumValues, deallocate);
DateTime[] timeArray = OpcCom.Interop.GetFILETIMEs(ref input.ftTimeStamps, input.dwNumValues, deallocate);
for (int i = 0; i < input.dwNumValues; i++)
{
AttributeValue value2 = new AttributeValue {
Value = objArray[i],
Timestamp = timeArray[i]
};
values.Add(value2);
}
return(values);
}
/// <summary>
/// Unmarshals and deallocates an OPCHDA_ATTRIBUTE structure.
/// </summary>
internal static AttributeValueCollection GetAttributeValueCollection(OpcRcw.Hda.OPCHDA_ATTRIBUTE input, bool deallocate)
{
AttributeValueCollection output = new AttributeValueCollection();
output.AttributeID = input.dwAttributeID;
object[] values = OpcCom.Interop.GetVARIANTs(ref input.vAttributeValues, input.dwNumValues, deallocate);
DateTime[] timestamps = OpcCom.Interop.GetFILETIMEs(ref input.ftTimeStamps, input.dwNumValues, deallocate);
for (int ii = 0; ii < input.dwNumValues; ii++)
{
AttributeValue value = new AttributeValue();
value.Value = values[ii];
value.Timestamp = timestamps[ii];
output.Add(value);
}
return(output);
}