public void Query_PropertyNoMatchFirstOrDefault_ReturnsNull()
{
var input = @"
[
{
""key"": ""value""
},
{
""key"": ""other-value""
}
]";
var expected = (object)null;
var source = new JsonReader().Query(input, new { key=String.Empty });
var query = source.Where(obj => obj.key == "not-a-key");
var actual = query.FirstOrDefault();
Assert.Equal(expected, actual, false);
}