-
Notifications
You must be signed in to change notification settings - Fork 3.9k
/
test-assert.js
77 lines (69 loc) · 2.22 KB
/
test-assert.js
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
/**
* Copyright 2021 The AMP HTML Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS-IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import {
USER_ERROR_SENTINEL,
pureDevAssert as devAssert,
pureUserAssert as userAssert,
} from '../../src/assert';
describes.sandboxed('assertions', {}, () => {
describe('devAssert', () => {
it('should not fail for truthy values', () => {
devAssert(true, 'True!');
devAssert(1, '1');
devAssert('abc', 'abc');
});
it('should fail for falsey values dev', () => {
expect(() => devAssert(false, 'xyz')).to.throw('xyz');
expect(() => userAssert(false, '123')).to.throw(
`123${USER_ERROR_SENTINEL}`
);
});
});
describe('userAssert', () => {
it('should not fail for truthy values', () => {
userAssert(true, 'True!');
userAssert(1, '1');
userAssert('abc', 'abc');
});
it('should fail for falsey values dev', () => {
expect(() => userAssert(false, 'xyz')).to.throw(
`xyz${USER_ERROR_SENTINEL}`
);
});
});
it('should substitute', () => {
expect(() => devAssert(false, 'should fail %s', 'XYZ')).to.throw(
'should fail XYZ'
);
expect(() => devAssert(false, 'should fail %s %s', 'XYZ', 'YYY')).to.throw(
'should fail XYZ YYY'
);
expect(() => userAssert(false, '%s a %s b %s', 1, 2, 3)).to.throw(
`1 a 2 b 3${USER_ERROR_SENTINEL}`
);
});
it('should add element and message info', () => {
const div = document.createElement('div');
let error;
try {
devAssert(false, '%s a %s b %s', div, 2, 3);
} catch (e) {
error = e;
}
expect(error.associatedElement).to.equal(div);
expect(error.messageArray).to.deep.equal([div, 2, 3]);
});
});