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Display what Processes use focused Process as ProcessStep.
[plomtask] / tests / processes.py
1 """Test Processes module."""
2 from unittest import TestCase
3 from typing import Any
4 from tests.utils import TestCaseWithDB, TestCaseWithServer
5 from plomtask.processes import Process
6 from plomtask.exceptions import NotFoundException, BadFormatException
7
8
9 class TestsSansDB(TestCase):
10     """Module tests not requiring DB setup."""
11
12     def test_Process_versioned_defaults(self) -> None:
13         """Test defaults of Process' VersionedAttributes."""
14         self.assertEqual(Process(None).title.newest, 'UNNAMED')
15         self.assertEqual(Process(None).description.newest, '')
16         self.assertEqual(Process(None).effort.newest, 1.0)
17
18     def test_Process_legal_ID(self) -> None:
19         """Test Process cannot be instantiated with id_=0."""
20         with self.assertRaises(BadFormatException):
21             Process(0)
22
23
24 class TestsWithDB(TestCaseWithDB):
25     """Mdule tests not requiring DB setup."""
26
27     def test_Process_ids(self) -> None:
28         """Test Process.save_without_steps() re Process.id_."""
29         p = Process(None)
30         p.save_without_steps(self.db_conn)
31         self.assertEqual(p.id_,
32                          Process.by_id(self.db_conn, 1, create=False).id_)
33         p = Process(None)
34         p.save_without_steps(self.db_conn)
35         self.assertEqual(p.id_,
36                          Process.by_id(self.db_conn, 2, create=False).id_)
37         p = Process(5)
38         p.save_without_steps(self.db_conn)
39         self.assertEqual(p.id_,
40                          Process.by_id(self.db_conn, 5, create=False).id_)
41
42     def test_Process_versioned_attributes(self) -> None:
43         """Test behavior of VersionedAttributes on saving (with .title)."""
44         p = Process(None)
45         p.save_without_steps(self.db_conn)
46         p.title.set('named')
47         p_loaded = Process.by_id(self.db_conn, p.id_)
48         self.assertNotEqual(p.title.history, p_loaded.title.history)
49         p.save_without_steps(self.db_conn)
50         p_loaded = Process.by_id(self.db_conn, p.id_)
51         self.assertEqual(p.title.history, p_loaded.title.history)
52
53     def test_Process_steps(self) -> None:
54         """Test addition, nesting, and non-recursion of ProcessSteps"""
55         p_1 = Process(1)
56         p_1.save_without_steps(self.db_conn)
57         assert p_1.id_ is not None
58         p_2 = Process(2)
59         p_2.save_without_steps(self.db_conn)
60         assert p_2.id_ is not None
61         p_3 = Process(3)
62         p_3.save_without_steps(self.db_conn)
63         assert p_3.id_ is not None
64         p_1.add_step(self.db_conn, None, p_2.id_, None)
65         p_1_dict: dict[int, dict[str, Any]] = {1: {
66             'process': p_2, 'parent_id': None,
67             'is_explicit': True, 'steps': {}, 'seen': False
68         }}
69         self.assertEqual(p_1.get_steps(self.db_conn, None), p_1_dict)
70         s_b = p_1.add_step(self.db_conn, None, p_3.id_, None)
71         p_1_dict[2] = {
72             'process': p_3, 'parent_id': None,
73             'is_explicit': True, 'steps': {}, 'seen': False
74         }
75         self.assertEqual(p_1.get_steps(self.db_conn, None), p_1_dict)
76         s_c = p_2.add_step(self.db_conn, None, p_3.id_, None)
77         assert s_c.id_ is not None
78         p_1_dict[1]['steps'] = {3: {
79             'process': p_3, 'parent_id': None,
80             'is_explicit': False, 'steps': {}, 'seen': False
81         }}
82         self.assertEqual(p_1.get_steps(self.db_conn, None), p_1_dict)
83         p_1.add_step(self.db_conn, None, p_2.id_, s_b.id_)
84         p_1_dict[2]['steps'][4] = {
85             'process': p_2, 'parent_id': s_b.id_, 'seen': False,
86             'is_explicit': True, 'steps': {3: {
87                 'process': p_3, 'parent_id': None,
88                 'is_explicit': False, 'steps': {}, 'seen': True
89                 }}}
90         self.assertEqual(p_1.get_steps(self.db_conn, None), p_1_dict)
91         p_1.add_step(self.db_conn, None, p_3.id_, 999)
92         p_1_dict[5] = {
93             'process': p_3, 'parent_id': None,
94             'is_explicit': True, 'steps': {}, 'seen': False
95         }
96         self.assertEqual(p_1.get_steps(self.db_conn, None), p_1_dict)
97         p_1.add_step(self.db_conn, None, p_3.id_, 3)
98         p_1_dict[6] = {
99             'process': p_3, 'parent_id': None,
100             'is_explicit': True, 'steps': {}, 'seen': False
101         }
102         self.assertEqual(p_1.get_steps(self.db_conn, None), p_1_dict)
103         self.assertEqual(p_1.used_as_step_by(self.db_conn), [])
104         self.assertEqual(p_2.used_as_step_by(self.db_conn), [p_1])
105         self.assertEqual(p_3.used_as_step_by(self.db_conn), [p_1, p_2])
106
107     def test_Process_by_id(self) -> None:
108         """Test Process.by_id()."""
109         with self.assertRaises(NotFoundException):
110             Process.by_id(self.db_conn, None, create=False)
111         with self.assertRaises(NotFoundException):
112             Process.by_id(self.db_conn, 0, create=False)
113         with self.assertRaises(NotFoundException):
114             Process.by_id(self.db_conn, 1, create=False)
115         self.assertNotEqual(Process(1).id_,
116                             Process.by_id(self.db_conn, None, create=True).id_)
117         self.assertEqual(Process(1).id_,
118                          Process.by_id(self.db_conn, 1, create=True).id_)
119         self.assertEqual(Process(2).id_,
120                          Process.by_id(self.db_conn, 2, create=True).id_)
121
122     def test_Process_all(self) -> None:
123         """Test Process.all()."""
124         p_1 = Process(None)
125         p_1.save_without_steps(self.db_conn)
126         p_2 = Process(None)
127         p_2.save_without_steps(self.db_conn)
128         self.assertEqual({p_1.id_, p_2.id_},
129                          set(p.id_ for p in Process.all(self.db_conn)))
130
131
132 class TestsWithServer(TestCaseWithServer):
133     """Module tests against our HTTP server/handler (and database)."""
134
135     def test_do_POST_process(self) -> None:
136         """Test POST /process and its effect on the database."""
137         self.assertEqual(0, len(Process.all(self.db_conn)))
138         form_data = {'title': 'foo', 'description': 'foo', 'effort': 1.1}
139         self.check_post(form_data, '/process?id=', 302, '/')
140         self.assertEqual(1, len(Process.all(self.db_conn)))
141         self.check_post(form_data, '/process?id=FOO', 400)
142         form_data['effort'] = 'foo'
143         self.check_post(form_data, '/process?id=', 400)
144         self.check_post({}, '/process?id=', 400)
145         form_data = {'title': '', 'description': ''}
146         self.check_post(form_data, '/process?id=', 400)
147         form_data = {'title': '', 'effort': 1.1}
148         self.check_post(form_data, '/process?id=', 400)
149         form_data = {'description': '', 'effort': 1.0}
150         self.check_post(form_data, '/process?id=', 400)
151         self.assertEqual(1, len(Process.all(self.db_conn)))
152
153     def test_do_GET(self) -> None:
154         """Test /process and /processes response codes."""
155         self.check_get('/process', 200)
156         self.check_get('/process?id=', 200)
157         self.check_get('/process?id=0', 400)
158         self.check_get('/process?id=FOO', 400)
159         self.check_get('/processes', 200)