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
|
import Vue from 'vue';
import SuggestionDiffComponent from '~/vue_shared/components/markdown/suggestion_diff.vue';
const MOCK_DATA = {
canApply: true,
newLines: [
{ content: 'Line 1\n', lineNumber: 1 },
{ content: 'Line 2\n', lineNumber: 2 },
{ content: 'Line 3\n', lineNumber: 3 },
],
fromLine: 1,
fromContent: 'Old content',
suggestion: {
id: 1,
},
helpPagePath: 'path_to_docs',
};
describe('Suggestion Diff component', () => {
let vm;
beforeEach(done => {
const Component = Vue.extend(SuggestionDiffComponent);
vm = new Component({
propsData: MOCK_DATA,
}).$mount();
Vue.nextTick(done);
});
describe('init', () => {
it('renders a suggestion header', () => {
expect(vm.$el.querySelector('.qa-suggestion-diff-header')).not.toBeNull();
});
it('renders a diff table', () => {
expect(vm.$el.querySelector('table.md-suggestion-diff')).not.toBeNull();
});
it('renders the oldLineNumber', () => {
const fromLine = vm.$el.querySelector('.qa-old-diff-line-number').innerHTML;
expect(parseInt(fromLine, 10)).toBe(vm.fromLine);
});
it('renders the oldLineContent', () => {
const fromContent = vm.$el.querySelector('.line_content.old').innerHTML;
expect(fromContent.includes(vm.fromContent)).toBe(true);
});
it('renders the contents of newLines', () => {
const newLines = vm.$el.querySelectorAll('.line_holder.new');
newLines.forEach((line, i) => {
expect(newLines[i].innerHTML.includes(vm.newLines[i].content)).toBe(true);
});
});
it('renders a line number for each line', () => {
const newLineNumbers = vm.$el.querySelectorAll('.qa-new-diff-line-number');
newLineNumbers.forEach((line, i) => {
expect(newLineNumbers[i].innerHTML.includes(vm.newLines[i].lineNumber)).toBe(true);
});
});
});
describe('applySuggestion', () => {
it('emits apply event when applySuggestion is called', () => {
const callback = () => {};
spyOn(vm, '$emit');
vm.applySuggestion(callback);
expect(vm.$emit).toHaveBeenCalledWith('apply', { suggestionId: vm.suggestion.id, callback });
});
});
});
|
