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
|
import sprintf from '~/locale/sprintf';
describe('locale', () => {
describe('sprintf', () => {
it('does not modify string without parameters', () => {
const input = 'No parameters';
const output = sprintf(input);
expect(output).toBe(input);
});
it('ignores extraneous parameters', () => {
const input = 'No parameters';
const output = sprintf(input, { ignore: 'this' });
expect(output).toBe(input);
});
it('ignores extraneous placeholders', () => {
const input = 'No %{parameters}';
const output = sprintf(input);
expect(output).toBe(input);
});
it('replaces parameters', () => {
const input = '%{name} has %{count} parameters';
const parameters = {
name: 'this',
count: 2,
};
const output = sprintf(input, parameters);
expect(output).toBe('this has 2 parameters');
});
it('replaces multiple occurrences', () => {
const input = 'to %{verb} or not to %{verb}';
const parameters = {
verb: 'be',
};
const output = sprintf(input, parameters);
expect(output).toBe('to be or not to be');
});
it('escapes parameters', () => {
const input = 'contains %{userContent}';
const parameters = {
userContent: '<script>alert("malicious!")</script>',
};
const output = sprintf(input, parameters);
expect(output).toBe('contains <script>alert("malicious!")</script>');
});
it('does not escape parameters for escapeParameters = false', () => {
const input = 'contains %{safeContent}';
const parameters = {
safeContent: '15',
};
const output = sprintf(input, parameters, false);
expect(output).toBe('contains 15');
});
describe('replaces duplicated % in input', () => {
it('removes duplicated percentage signs', () => {
const input = 'contains duplicated %{safeContent}%%';
const parameters = {
safeContent: '15',
};
const output = sprintf(input, parameters, false);
expect(output).toBe('contains duplicated 15%');
});
});
});
});
|
