1using developwithpassion.bdd.contexts;
 2using Gorilla.Commons.Testing;
 3
 4namespace momoney.database.transactions
 5{
 6    [Concern(typeof (IdentityMap<,>))]
 7    public class behaves_like_identity_map : concerns_for<IIdentityMap<int, string>, IdentityMap<int, string>>
 8    {
 9        public override IIdentityMap<int, string> create_sut()
10        {
11            return new IdentityMap<int, string>();
12        }
13    }
14
15    [Concern(typeof (IdentityMap<,>))]
16    public class when_getting_an_item_from_the_identity_map_for_an_item_that_has_been_added : behaves_like_identity_map
17    {
18        it should_return_the_item_that_was_added_for_the_given_key = () => result.should_be_equal_to("1");
19
20        because b = () =>
21        {
22            sut.add(1, "1");
23            result = sut.item_that_belongs_to(1);
24        };
25
26        static string result;
27    }
28
29    [Concern(typeof (IdentityMap<,>))]
30    public class when_getting_an_item_from_the_identity_map_that_has_not_been_added : behaves_like_identity_map
31    {
32        it should_return_the_default_value_for_that_type = () => result.should_be_equal_to(null);
33
34        because b = () => { result = sut.item_that_belongs_to(2); };
35
36        static string result;
37    }
38
39    [Concern(typeof (IdentityMap<,>))]
40    public class when_checking_if_an_item_has_been_added_to_the_identity_map_that_has_been_added :
41        behaves_like_identity_map
42    {
43        it should_return_true = () => result.should_be_true();
44
45        because b = () =>
46        {
47            sut.add(10, "10");
48            result = sut.contains_an_item_for(10);
49        };
50
51        static bool result;
52    }
53
54    [Concern(typeof (IdentityMap<,>))]
55    public class when_checking_if_an_item_has_been_added_to_the_identity_map_that_has_not_been_added :
56        behaves_like_identity_map
57    {
58        it should_return_false = () => result.should_be_false();
59
60        because b = () => { result = sut.contains_an_item_for(9); };
61
62        static bool result;
63    }
64
65    [Concern(typeof (IdentityMap<,>))]
66    public class when_updating_the_value_for_a_key_that_has_already_been_added_to_the_identity_map :
67        behaves_like_identity_map
68    {
69        it should_replace_the_old_item_with_the_new_one = () => result.should_be_equal_to("7");
70
71        because b = () =>
72        {
73            sut.add(6, "6");
74            sut.update_the_item_for(6, "7");
75            result = sut.item_that_belongs_to(6);
76        };
77
78        static string result;
79    }
80
81    [Concern(typeof (IdentityMap<,>))]
82    public class when_updating_the_value_for_a_key_that_has_not_been_added_to_the_identity_map :
83        behaves_like_identity_map
84    {
85        it should_add_the_new_item = () => result.should_be_equal_to("3");
86
87        because b = () =>
88        {
89            sut.update_the_item_for(3, "3");
90            result = sut.item_that_belongs_to(3);
91        };
92
93        static string result;
94    }
95}