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import Vue from 'vue';
import SuggestionDiffComponent from '~/vue_shared/components/markdown/suggestion_diff.vue';
import { selectDiffLines } from '~/vue_shared/components/lib/utils/diff_utils';
const MOCK_DATA = {
canApply: true,
suggestion: {
id: 1,
diff_lines: [
{
can_receive_suggestion: false,
line_code: null,
meta_data: null,
new_line: null,
old_line: 5,
rich_text: '-test',
text: '-test',
type: 'old',
},
{
can_receive_suggestion: true,
line_code: null,
meta_data: null,
new_line: 5,
old_line: null,
rich_text: '+new test',
text: '+new test',
type: 'new',
},
{
can_receive_suggestion: true,
line_code: null,
meta_data: null,
new_line: 5,
old_line: null,
rich_text: '+new test2',
text: '+new test2',
type: 'new',
},
],
},
helpPagePath: 'path_to_docs',
};
const lines = selectDiffLines(MOCK_DATA.suggestion.diff_lines);
const newLines = lines.filter(line => line.type === 'new');
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 with syntax highlighting', () => {
expect(vm.$el.querySelector('.md-suggestion-diff.js-syntax-highlight.code')).not.toBeNull();
});
it('renders the oldLineNumber', () => {
const fromLine = vm.$el.querySelector('.old_line').innerHTML;
expect(parseInt(fromLine, 10)).toBe(lines[0].old_line);
});
it('renders the oldLineContent', () => {
const fromContent = vm.$el.querySelector('.line_content.old').innerHTML;
expect(fromContent.includes(lines[0].text)).toBe(true);
});
it('renders new lines', () => {
const newLinesElements = vm.$el.querySelectorAll('.line_holder.new');
newLinesElements.forEach((line, i) => {
expect(newLinesElements[i].innerHTML.includes(newLines[i].new_line)).toBe(true);
expect(newLinesElements[i].innerHTML.includes(newLines[i].text)).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 });
});
});
});
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