public void DuplicateFeedsAreFound()
{
var list_dict_str = new List<Dictionary<string, string>>();
list_dict_str.Add(new Dictionary<string, string>()
{
{"feedurl","a"},
{"source", "a"}
}
);
list_dict_str.Add(new Dictionary<string, string>()
{
{"feedurl","a"},
{"source", "b"}
}
);
var dupes = ObjectUtils.FindDuplicateValuesForKey(list_dict_str, "feedurl");
Assert.AreEqual(1, dupes.Count);
Assert.AreEqual("a", dupes.First());
}