/// <summary>
/// Run-time implementation for getting the identities string from a relationship property.
/// </summary>
private static IReadOnlyCollection <object> GetIntIdentitiesFromRelationship(IObjectReader reader, string memberName)
{
try
{
return(reader.GetIntList(memberName)?.Select(i => ( object )i).ToList( ));
}
catch (InvalidCastException)
{
throw new ConnectorRequestException(Messages.ExpectedArrayOfIdentities);
}
}
/// <summary>
/// Read a field that contains a list of integers.
/// </summary>
public IReadOnlyList <int> GetIntList(string key)
{
try
{
if (!_inner.HasKey(key))
{
return(null);
}
return(_inner.GetIntList(key));
}
catch (NullReferenceException)
{
return(null);
}
}
public void Test_GetIntList(string json, int?expectCount, int expectFirst)
{
IObjectReader reader = GetReader(json);
IReadOnlyList <int> list = reader.GetIntList("a");
if (expectCount == null)
{
Assert.That(list, Is.Null);
return;
}
else
{
Assert.That(list.Count, Is.EqualTo(expectCount));
if (expectCount > 0)
{
Assert.That(list[0], Is.EqualTo(expectFirst));
}
}
}
public void Test_GetIntList_FormatException(string json)
{
IObjectReader reader = GetReader(json);
Assert.Throws <FormatException>(() => reader.GetIntList("a"));
}