-
Notifications
You must be signed in to change notification settings - Fork 17
/
test_bad_hashlib_use.py
100 lines (75 loc) · 2.33 KB
/
test_bad_hashlib_use.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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
#!/usr/bin/env python
from __future__ import (
absolute_import,
division,
print_function,
unicode_literals,
)
import unittest
import dlint
class TestBadHashlibUse(dlint.test.base.BaseTest):
def test_bad_hashlib_usage(self):
python_node = self.get_ast_node(
"""
import hashlib
var = 'echo "TEST"'
m1 = hashlib.md5()
m2 = hashlib.sha1()
"""
)
linter = dlint.linters.BadHashlibUseLinter()
linter.visit(python_node)
result = linter.get_results()
expected = [
dlint.linters.base.Flake8Result(
lineno=6,
col_offset=5,
message=dlint.linters.BadHashlibUseLinter._error_tmpl
),
dlint.linters.base.Flake8Result(
lineno=7,
col_offset=5,
message=dlint.linters.BadHashlibUseLinter._error_tmpl
),
]
assert result == expected
def test_hashlib_used_for_security(self):
python_node = self.get_ast_node(
"""
import hashlib
var = 'echo "TEST"'
m1 = hashlib.md5(usedforsecurity=True)
m2 = hashlib.sha1(usedforsecurity=True)
"""
)
linter = dlint.linters.BadHashlibUseLinter()
linter.visit(python_node)
result = linter.get_results()
expected = [
dlint.linters.base.Flake8Result(
lineno=6,
col_offset=5,
message=dlint.linters.BadHashlibUseLinter._error_tmpl
),
dlint.linters.base.Flake8Result(
lineno=7,
col_offset=5,
message=dlint.linters.BadHashlibUseLinter._error_tmpl
),
]
assert result == expected
def test_hashlib_not_used_for_security(self):
python_node = self.get_ast_node(
"""
import hashlib
var = 'echo "TEST"'
m1 = hashlib.md5(usedforsecurity=False)
m2 = hashlib.sha1(usedforsecurity=False)
"""
)
linter = dlint.linters.BadHashlibUseLinter()
linter.visit(python_node)
result = linter.get_results()
assert len(result) == 0
if __name__ == "__main__":
unittest.main()