private TestEnum FromInteger(ulong integerValue)
{
Contract.Assume(Enum.IsDefined(typeof(TestEnum), (int)integerValue));
TestEnum value;
bool found = EnumTraits <TestEnum> .TryConvert(integerValue, out value);
XAssert.IsTrue(found, "Failed to find a value");
return(value);
}
public void CanConvertFromInteger()
{
XAssert.AreEqual(TestEnum.A, FromInteger((ulong)TestEnum.A));
XAssert.AreEqual(TestEnum.B, FromInteger((ulong)TestEnum.B));
XAssert.AreEqual(TestEnum.C, FromInteger((ulong)TestEnum.C));
TestEnum notFound;
EnumTraits <TestEnum> .TryConvert(123, out notFound);
XAssert.AreEqual(default(TestEnum), notFound);
}
public static ReadUsnJournalStatus ReadUsnJournalReadStatus(this ChangeJournalServiceProtocolReader reader)
{
Contract.Requires(reader != null);
var readStatusValue = reader.ReadByte();
ReadUsnJournalStatus readStatus;
if (!EnumTraits <ReadUsnJournalStatus> .TryConvert(readStatusValue, out readStatus))
{
throw new BuildXLException("Invalid ReadUsnJournalStatus");
}
return(readStatus);
}
public static QueryUsnJournalResult ReadQueryUsnJournalResult(this ChangeJournalServiceProtocolReader reader)
{
Contract.Requires(reader != null);
var queryStatusValue = reader.ReadInt32();
QueryUsnJournalStatus queryStatus;
if (!EnumTraits <QueryUsnJournalStatus> .TryConvert(queryStatusValue, out queryStatus))
{
throw new BuildXLException("Invalid QueryUsnJournalStatus");
}
if (queryStatus == QueryUsnJournalStatus.Success)
{
QueryUsnJournalData data = reader.ReadUsnJournalData();
return(new QueryUsnJournalResult(queryStatus, data));
}
return(new QueryUsnJournalResult(queryStatus, data: null));
}