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Explicitly disallow Process(id_=0).
[plomtask] / tests / processes.py
1 """Test Processes module."""
2 from unittest import TestCase
3 from urllib.parse import urlencode
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
19 class TestsWithDB(TestCaseWithDB):
20     """Mdule tests not requiring DB setup."""
21
22     def test_Process_save(self) -> None:
23         """Test Process.save()."""
24         p_saved = Process(None)
25         p_saved.save(self.db_conn)
26         self.assertEqual(p_saved.id_,
27                          Process.by_id(self.db_conn, 1, create=False).id_)
28         with self.assertRaises(BadFormatException):
29             p_saved = Process(0)
30         p_saved = Process(5)
31         p_saved.save(self.db_conn)
32         self.assertEqual(p_saved.id_,
33                          Process.by_id(self.db_conn, 5, create=False).id_)
34         p_saved.title.set('named')
35         p_loaded = Process.by_id(self.db_conn, p_saved.id_)
36         self.assertNotEqual(p_saved.title.history, p_loaded.title.history)
37         p_saved.save(self.db_conn)
38         p_loaded = Process.by_id(self.db_conn, p_saved.id_)
39         self.assertEqual(p_saved.title.history, p_loaded.title.history)
40
41     def test_Process_by_id(self) -> None:
42         """Test Process.by_id()."""
43         with self.assertRaises(NotFoundException):
44             Process.by_id(self.db_conn, None, create=False)
45         with self.assertRaises(NotFoundException):
46             Process.by_id(self.db_conn, 0, create=False)
47         with self.assertRaises(NotFoundException):
48             Process.by_id(self.db_conn, 1, create=False)
49         self.assertNotEqual(Process(1).id_,
50                             Process.by_id(self.db_conn, None, create=True).id_)
51         self.assertEqual(Process(1).id_,
52                          Process.by_id(self.db_conn, 1, create=True).id_)
53         self.assertEqual(Process(2).id_,
54                          Process.by_id(self.db_conn, 2, create=True).id_)
55
56     def test_Process_all(self) -> None:
57         """Test Process.all()."""
58         p_1 = Process(None)
59         p_1.save(self.db_conn)
60         p_2 = Process(None)
61         p_2.save(self.db_conn)
62         self.assertEqual({p_1.id_, p_2.id_},
63                          set(p.id_ for p in Process.all(self.db_conn)))
64
65
66 class TestsWithServer(TestCaseWithServer):
67     """Module tests against our HTTP server/handler (and database)."""
68
69     def test_do_POST_process(self) -> None:
70         """Test POST /process and its effect on the database."""
71         def post_data_to_expect(form_data: dict[str, object],
72                                 to_: str, expect: int) -> None:
73             encoded_form_data = urlencode(form_data).encode('utf-8')
74             headers = {'Content-Type': 'application/x-www-form-urlencoded',
75                        'Content-Length': str(len(encoded_form_data))}
76             self.conn.request('POST', to_,
77                               body=encoded_form_data, headers=headers)
78             self.assertEqual(self.conn.getresponse().status, expect)
79         form_data = {'title': 'foo', 'description': 'foo', 'effort': 1.0}
80         post_data_to_expect(form_data, '/process?id=FOO', 400)
81         form_data['effort'] = 'foo'
82         post_data_to_expect(form_data, '/process?id=', 400)
83         form_data['effort'] = None
84         post_data_to_expect(form_data, '/process?id=', 400)
85         form_data = {'title': None, 'description': 1, 'effort': 1.0}
86         post_data_to_expect(form_data, '/process?id=', 302)
87         retrieved = Process.by_id(self.db_conn, 1)
88         self.assertEqual(retrieved.title.newest, 'None')
89         self.assertEqual([p.id_ for p in Process.all(self.db_conn)],
90                          [retrieved.id_])
91
92     def test_do_GET(self) -> None:
93         """Test /process and /processes response codes."""
94         self.conn.request('GET', '/process')
95         self.assertEqual(self.conn.getresponse().status, 200)
96         self.conn.request('GET', '/process?id=')
97         self.assertEqual(self.conn.getresponse().status, 200)
98         self.conn.request('GET', '/process?id=0')
99         self.assertEqual(self.conn.getresponse().status, 400)
100         self.conn.request('GET', '/process?id=FOO')
101         self.assertEqual(self.conn.getresponse().status, 400)
102         self.conn.request('GET', '/processes')
103         self.assertEqual(self.conn.getresponse().status, 200)