checkit.bdd source code

1 /**
2   Copyright: 2017 © LLC CERERIS
3   License: MIT
4   Authors: LLC CERERIS
5 */
6 
7 module checkit.bdd;
8 
9 import checkit.block;
10 import checkit.blockmanager;
11 
12 /** Used for SCENARIO block BDD
13 
14   Params:
15     name = Name of scenario.
16     tags = Array tags for scenario.
17     expression = Tested block.
18     V = BlockManagerInterface for collecting blocks
19 
20   Examples:
21     ---
22     scenario!("Test scenario", ["test"])
23     ({
24       writeln("TEST");
25     });
26     ---
27 */
28 void scenario(string name, string[] tags, T, V: BlockManagerInterface = BlockManager)(lazy T expression)
29 {
30   immutable TestCallback callback = delegate void(){expression()();};
31   auto block = new ScenarioBlock(callback, name, tags);
32   V.addBlock(block);
33 }
34 
35 /** Used for GIVEN block BDD
36 
37   Params:
38     name = Name of scenario.
39     expression = Tested block.
40     V = BlockManagerInterface for collecting blocks
41 
42   Examples:
43     ---
44     given!"Test given"
45     ({
46       writeln("TEST");
47     });
48     ---
49 */
50 void given(string name, T, V: BlockManagerInterface = BlockManager)(lazy T expression)
51 {
52   immutable TestCallback callback = delegate void(){expression()();};
53   auto block = new GivenBlock(callback, name);
54   V.addBlock(block);
55 }
56 
57 /** Used for WHEN block BDD
58 
59   Params:
60     name = Name of scenario.
61     expression = Tested block.
62     V = BlockManagerInterface for collecting blocks
63 
64   Examples:
65     ---
66     when!"Test when"
67     ({
68       writeln("TEST");
69     });
70     ---
71 */
72 void when(string name, T, V: BlockManagerInterface = BlockManager)(lazy T expression)
73 {
74   immutable TestCallback callback = delegate void(){expression()();};
75   auto block = new WhenBlock(callback, name);
76   V.addBlock(block);
77 }
78 
79 /** Used for THEN block BDD
80 
81   Params:
82     name = Name of scenario.
83     expression = Tested block.
84     V = BlockManagerInterface for collecting blocks
85 
86   Examples:
87     ---
88     then!"Test then"
89     ({
90       writeln("TEST");
91     });
92     ---
93 */
94 void then(string name, T, V: BlockManagerInterface = BlockManager)(lazy T expression)
95 {
96   immutable TestCallback callback = delegate void(){expression()();};
97   auto block = new ThenBlock(callback, name);
98   V.addBlock(block);
99 }