-
Notifications
You must be signed in to change notification settings - Fork 12
/
test_students.py
84 lines (64 loc) · 3.28 KB
/
test_students.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
import pytest
from unittest.mock import call
from pythonanywhere_core.students import StudentsAPI
from pythonanywhere.students import Students
@pytest.mark.students
class TestStudentsInit:
def test_instantiates_correctly(self):
students = Students()
assert isinstance(students.api, StudentsAPI)
@pytest.mark.students
class TestStudentsGet:
def test_returns_list_of_usernames_when_found_in_api_response(self, mocker):
mock_students_api_get = mocker.patch("pythonanywhere.students.StudentsAPI.get")
student_usernames = ["student1", "student2"]
mock_students_api_get.return_value = {
"students": [{"username": s} for s in student_usernames]
}
result = Students().get()
assert mock_students_api_get.called
assert result == student_usernames
def test_returns_empty_list_when_no_usernames_found_in_api_response(self, mocker):
mock_students_api_get = mocker.patch("pythonanywhere.students.StudentsAPI.get")
mock_students_api_get.return_value = {"students": []}
result = Students().get()
assert mock_students_api_get.called
assert result == []
@pytest.mark.parametrize(
"api_response,expected_wording",
[
({"students": [{"username": "one"}, {"username": "two"}]}, "You have 2 students!"),
({"students": [{"username": "one"}]}, "You have 1 student!"),
]
)
def test_uses_correct_grammar_in_log_messages(self, mocker, api_response, expected_wording):
mock_students_api_get = mocker.patch("pythonanywhere.students.StudentsAPI.get")
mock_students_api_get.return_value = api_response
mock_snake = mocker.patch("pythonanywhere.students.snakesay")
mock_info = mocker.patch("pythonanywhere.students.logger.info")
Students().get()
assert mock_snake.call_args == call(expected_wording)
assert mock_info.call_args == call(mock_snake.return_value)
@pytest.mark.students
class TestStudentsDelete:
def test_returns_true_and_informs_when_student_removed(self, mocker):
mock_students_api_delete = mocker.patch("pythonanywhere.students.StudentsAPI.delete")
mock_students_api_delete.return_value = True
mock_snake = mocker.patch("pythonanywhere.students.snakesay")
mock_info = mocker.patch("pythonanywhere.students.logger.info")
student = "badstudent"
result = Students().delete(student)
assert mock_snake.call_args == call(f"{student!r} removed from the list of students!")
assert mock_info.call_args == call(mock_snake.return_value)
assert result is True
def test_returns_false_and_warns_when_student_not_removed(self, mocker):
mock_students_api_delete = mocker.patch("pythonanywhere.students.StudentsAPI.delete")
mock_students_api_delete.side_effect = Exception("error msg")
mock_students_api_delete.return_value = False
mock_snake = mocker.patch("pythonanywhere.students.snakesay")
mock_warning = mocker.patch("pythonanywhere.students.logger.warning")
student = "badstudent"
result = Students().delete(student)
assert mock_snake.call_args == call("error msg")
assert mock_warning.call_args == call(mock_snake.return_value)
assert result is False