public void GraphIdAndInitializerConstructor_AGraphElementTest()
{
var graph = new PropertyGraph(123UL, g => g.SetProperty("hello", "world!").
SetProperty("graphs", "are cool!").
SetProperty("Keep", "it simple!"));
Assert.IsNotNull(graph);
Assert.IsNotNull(graph.IdKey);
Assert.AreEqual(123UL, graph.Id);
Assert.IsNotNull(graph.RevIdKey);
// - AGraphElement -------------------------------------------------------------
Assert.IsTrue (graph.ContainsKey("Id"));
Assert.IsTrue (graph.ContainsKey("RevId"));
Assert.IsTrue (graph.ContainsKey("hello"));
Assert.IsFalse(graph.ContainsKey("world!"));
Assert.IsTrue (graph.ContainsKey("graphs"));
Assert.IsFalse(graph.ContainsKey("are cool!"));
Assert.IsTrue (graph.ContainsKey("Keep"));
Assert.IsFalse(graph.ContainsKey("it simple!"));
Assert.IsTrue (graph.ContainsValue(123UL));
Assert.IsFalse(graph.ContainsValue("hello"));
Assert.IsTrue (graph.ContainsValue("world!"));
Assert.IsFalse(graph.ContainsValue("graphs"));
Assert.IsTrue (graph.ContainsValue("are cool!"));
Assert.IsFalse(graph.ContainsValue("Keep"));
Assert.IsTrue (graph.ContainsValue("it simple!"));
Assert.IsTrue(graph.Contains("Id", 123UL));
Assert.IsTrue(graph.Contains("hello", "world!"));
Assert.IsTrue(graph.Contains("graphs", "are cool!"));
Assert.IsTrue(graph.Contains("Keep", "it simple!"));
Assert.IsTrue(graph.Contains(new KeyValuePair<String, Object>("Id", 123UL)));
Assert.IsTrue(graph.Contains(new KeyValuePair<String, Object>("hello", "world!")));
Assert.IsTrue(graph.Contains(new KeyValuePair<String, Object>("graphs", "are cool!")));
Assert.IsTrue(graph.Contains(new KeyValuePair<String, Object>("Keep", "it simple!")));
Assert.AreEqual(123UL, graph["Id"]);
Assert.AreEqual("world!", graph["hello"]);
Assert.AreEqual("are cool!", graph["graphs"]);
Assert.AreEqual("it simple!", graph["Keep"]);
Object _Value;
Assert.IsTrue(graph.TryGet("Id", out _Value));
Assert.AreEqual(123UL, _Value);
Assert.IsTrue(graph.TryGet("hello", out _Value));
Assert.AreEqual("world!", _Value);
Assert.IsTrue(graph.TryGet("graphs", out _Value));
Assert.AreEqual("are cool!", _Value);
Assert.IsTrue(graph.TryGet("Keep", out _Value));
Assert.AreEqual("it simple!", _Value);
var filtered01 = graph.GetProperties(null).ToList();
Assert.NotNull(filtered01);
Assert.AreEqual(5, filtered01.Count);
var filtered02 = graph.GetProperties((k, v) => true).ToList();
Assert.NotNull(filtered02);
Assert.AreEqual(5, filtered02.Count);
var filtered03 = graph.GetProperties((k, v) => k.StartsWith("he")).ToList();
Assert.NotNull(filtered03);
Assert.AreEqual(1, filtered03.Count);
var filtered04 = graph.GetProperties((k, v) => k.StartsWith("xcvhe")).ToList();
Assert.NotNull(filtered04);
Assert.AreEqual(0, filtered04.Count);
var AllProperties = new Dictionary<String, Object>();
foreach (var property in graph)
AllProperties.Add(property.Key, property.Value);
Assert.AreEqual(5, AllProperties.Count);
var keys = graph.Keys.ToList();
Assert.NotNull(keys);
Assert.AreEqual(5, keys.Count);
var values = graph.Values.ToList();
Assert.NotNull(values);
Assert.AreEqual(5, values.Count);
var deleted1 = graph.Remove("hello");
Assert.AreEqual("world!", deleted1);
Assert.IsFalse (graph.ContainsKey("hello"));
Assert.IsFalse (graph.ContainsValue("world!"));
var deleted2 = graph.Remove("graphs", "are cool!");
Assert.AreEqual("are cool!", deleted2);
Assert.IsFalse (graph.ContainsKey("graphs"));
Assert.IsFalse (graph.ContainsValue("are cool!"));
var deleted3 = graph.Remove().ToList();
Assert.IsNotNull(deleted3);
Assert.AreEqual(0, deleted3.Count);
var deleted4 = graph.Remove((k, v) => false).ToList();
Assert.IsNotNull(deleted4);
Assert.AreEqual(0, deleted4.Count);
var deleted5 = graph.Remove((k, v) => k.StartsWith("Kee")).ToList();
Assert.IsNotNull(deleted5);
Assert.AreEqual(1, deleted5.Count);
Assert.AreEqual("Keep", deleted5[0].Key);
Assert.AreEqual("it simple!", deleted5[0].Value);
}