public void When_using_as_collection()
{
var p1 = new Person("A", 1);
var p2 = new Person("B", 2);
var comparer = StringComparer.OrdinalIgnoreCase;
Func <Person, string> selector = p => p.Id;
ICollection <Person> dic = new EasyDictionary <string, Person>(
selector, 10, comparer)
{
p1,
p2
};
dic.ShouldNotBeNull();
dic.Count.ShouldBe(2);
dic.Contains(p1).ShouldBeTrue();
dic.Contains(p2).ShouldBeTrue();
var p3 = new Person("C", 3);
dic.Add(p3);
dic.Contains(p3).ShouldBeTrue();
dic.Remove(p1).ShouldBeTrue();
dic.Count.ShouldBe(2);
dic.Contains(p1).ShouldBeFalse();
dic.Clear();
dic.Count.ShouldBe(0);
}
public void When_adding_and_removing_items_with_comparer()
{
var comparer = StringComparer.OrdinalIgnoreCase;
Func <Person, string> selector = p => p.Id;
EasyDictionary <string, Person> dic = new EasyDictionary <string, Person>(
selector, comparer: comparer);
var p1 = new Person("A", 1);
var p2 = new Person("B", 2);
dic.Contains(p1).ShouldBeFalse();
dic.ContainsKey("A").ShouldBeFalse();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeFalse();
dic.ContainsKey("B").ShouldBeFalse();
dic.ContainsKey("b").ShouldBeFalse();
dic.Add(p1);
dic.Count.ShouldBe(1);
dic.Keys.Count.ShouldBe(1);
dic.Values.Count.ShouldBe(1);
dic.Contains(p1).ShouldBeTrue();
dic.ContainsKey("A").ShouldBeTrue();
dic.ContainsKey("a").ShouldBeTrue();
dic.TryGetValue("A", out var pA).ShouldBeTrue();
pA.ShouldBe(pA);
dic["A"].ShouldBe(pA);
dic["a"].ShouldBe(pA);
dic.Contains(p2).ShouldBeFalse();
dic.ContainsKey("B").ShouldBeFalse();
dic.ContainsKey("b").ShouldBeFalse();
dic.TryGetValue("B", out var pB).ShouldBeFalse();
dic.Add(p2);
dic.Count.ShouldBe(2);
dic.Keys.Count.ShouldBe(2);
dic.Values.Count.ShouldBe(2);
dic.Contains(p1).ShouldBeTrue();
dic.ContainsKey("A").ShouldBeTrue();
dic.ContainsKey("a").ShouldBeTrue();
dic.Contains(p2).ShouldBeTrue();
dic.ContainsKey("B").ShouldBeTrue();
dic.ContainsKey("b").ShouldBeTrue();
dic.TryGetValue("B", out pB).ShouldBeTrue();
pB.ShouldBe(p2);
dic["B"].ShouldBe(pB);
dic["b"].ShouldBe(pB);
dic.Remove("C").ShouldBeFalse();
dic.Remove("c").ShouldBeFalse();
dic.Remove(new Person("C", 3)).ShouldBeFalse();
dic.Keys.Count.ShouldBe(2);
dic.Values.Count.ShouldBe(2);
dic.Remove("a").ShouldBeTrue();
dic.Keys.Count.ShouldBe(1);
dic.Values.Count.ShouldBe(1);
dic.Contains(p1).ShouldBeFalse();
dic.ContainsKey("A").ShouldBeFalse();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeTrue();
dic.ContainsKey("B").ShouldBeTrue();
dic.ContainsKey("b").ShouldBeTrue();
dic.Remove(p2).ShouldBeTrue();
dic.Keys.Count.ShouldBe(0);
dic.Values.Count.ShouldBe(0);
dic.Contains(p1).ShouldBeFalse();
dic.ContainsKey("A").ShouldBeFalse();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeFalse();
dic.ContainsKey("B").ShouldBeFalse();
dic.ContainsKey("b").ShouldBeFalse();
}
public void When_adding_and_removing_items()
{
Func <Person, string> selector = p => p.Id;
EasyDictionary <string, Person> dic = new EasyDictionary <string, Person>(selector);
var p1 = new Person("A", 1);
var p2 = new Person("B", 2);
dic.Contains(p1).ShouldBeFalse();
dic.ContainsKey("A").ShouldBeFalse();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeFalse();
dic.ContainsKey("B").ShouldBeFalse();
dic.ContainsKey("b").ShouldBeFalse();
dic.Add(p1);
dic.Count.ShouldBe(1);
dic.Keys.Count.ShouldBe(1);
dic.Values.Count.ShouldBe(1);
dic.Contains(p1).ShouldBeTrue();
dic.ContainsKey("A").ShouldBeTrue();
dic.ContainsKey("a").ShouldBeFalse();
dic.TryGetValue("A", out var pA).ShouldBeTrue();
pA.ShouldBe(pA);
dic["A"].ShouldBe(pA);
Should.Throw <KeyNotFoundException>(() => dic["a"].ToString());
dic.Contains(p2).ShouldBeFalse();
dic.ContainsKey("B").ShouldBeFalse();
dic.ContainsKey("b").ShouldBeFalse();
dic.TryGetValue("B", out var pB).ShouldBeFalse();
dic.Add(p2);
dic.Count.ShouldBe(2);
dic.Keys.Count.ShouldBe(2);
dic.Values.Count.ShouldBe(2);
dic.Contains(p1).ShouldBeTrue();
dic.ContainsKey("A").ShouldBeTrue();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeTrue();
dic.ContainsKey("B").ShouldBeTrue();
dic.ContainsKey("b").ShouldBeFalse();
dic.TryGetValue("B", out pB).ShouldBeTrue();
pB.ShouldBe(p2);
dic["B"].ShouldBe(pB);
Should.Throw <KeyNotFoundException>(() => dic["b"].ToString());
dic.Remove("C").ShouldBeFalse();
dic.Remove("c").ShouldBeFalse();
dic.Remove(new Person("C", 3)).ShouldBeFalse();
dic.Keys.Count.ShouldBe(2);
dic.Values.Count.ShouldBe(2);
dic.Remove("a").ShouldBeFalse();
dic.Remove("A").ShouldBeTrue();
dic.Keys.Count.ShouldBe(1);
dic.Values.Count.ShouldBe(1);
dic.Contains(p1).ShouldBeFalse();
dic.ContainsKey("A").ShouldBeFalse();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeTrue();
dic.ContainsKey("B").ShouldBeTrue();
dic.ContainsKey("b").ShouldBeFalse();
dic.Remove(p2).ShouldBeTrue();
dic.Keys.Count.ShouldBe(0);
dic.Values.Count.ShouldBe(0);
dic.Contains(p1).ShouldBeFalse();
dic.ContainsKey("A").ShouldBeFalse();
dic.ContainsKey("a").ShouldBeFalse();
dic.Contains(p2).ShouldBeFalse();
dic.ContainsKey("B").ShouldBeFalse();
dic.ContainsKey("b").ShouldBeFalse();
}