debian-mirror-gitlab/spec/frontend/diffs/components/diff_content_spec.js

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import { GlLoadingIcon } from '@gitlab/ui';
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import { shallowMount, createLocalVue } from '@vue/test-utils';
import Vuex from 'vuex';
import DiffContentComponent from '~/diffs/components/diff_content.vue';
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import DiffDiscussions from '~/diffs/components/diff_discussions.vue';
import DiffView from '~/diffs/components/diff_view.vue';
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import InlineDiffView from '~/diffs/components/inline_diff_view.vue';
import ParallelDiffView from '~/diffs/components/parallel_diff_view.vue';
import { IMAGE_DIFF_POSITION_TYPE } from '~/diffs/constants';
import { diffViewerModes } from '~/ide/constants';
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import NoteForm from '~/notes/components/note_form.vue';
import NoPreviewViewer from '~/vue_shared/components/diff_viewer/viewers/no_preview.vue';
import NotDiffableViewer from '~/vue_shared/components/diff_viewer/viewers/not_diffable.vue';
import diffFileMockData from '../mock_data/diff_file';
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const localVue = createLocalVue();
localVue.use(Vuex);
describe('DiffContent', () => {
let wrapper;
const saveDiffDiscussionMock = jest.fn();
const closeDiffFileCommentFormMock = jest.fn();
const noteableTypeGetterMock = jest.fn();
const getUserDataGetterMock = jest.fn();
const isInlineViewGetterMock = jest.fn();
const isParallelViewGetterMock = jest.fn();
const getCommentFormForDiffFileGetterMock = jest.fn();
const defaultProps = {
diffFile: JSON.parse(JSON.stringify(diffFileMockData)),
};
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const createComponent = ({ props, state, provide } = {}) => {
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const fakeStore = new Vuex.Store({
getters: {
getNoteableData() {
return {
current_user: {
can_create_note: true,
},
};
},
noteableType: noteableTypeGetterMock,
getUserData: getUserDataGetterMock,
},
modules: {
/*
we need extra batchComments since vue-test-utils does not
stub async components properly
*/
batchComments: {
namespaced: true,
getters: {
draftsForFile: () => () => true,
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draftForLine: () => () => true,
shouldRenderDraftRow: () => () => true,
hasParallelDraftLeft: () => () => true,
hasParallelDraftRight: () => () => true,
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},
},
diffs: {
namespaced: true,
state: {
projectPath: 'project/path',
endpoint: 'endpoint',
...state,
},
getters: {
isInlineView: isInlineViewGetterMock,
isParallelView: isParallelViewGetterMock,
getCommentFormForDiffFile: getCommentFormForDiffFileGetterMock,
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diffLines: () => () => [...diffFileMockData.parallel_diff_lines],
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},
actions: {
saveDiffDiscussion: saveDiffDiscussionMock,
closeDiffFileCommentForm: closeDiffFileCommentFormMock,
},
},
},
});
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const glFeatures = provide ? { ...provide.glFeatures } : {};
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wrapper = shallowMount(DiffContentComponent, {
propsData: {
...defaultProps,
...props,
},
localVue,
store: fakeStore,
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provide: { glFeatures },
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});
};
afterEach(() => {
wrapper.destroy();
wrapper = null;
});
describe('with text based files', () => {
afterEach(() => {
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[isParallelViewGetterMock, isInlineViewGetterMock].forEach((m) => m.mockRestore());
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});
const textDiffFile = { ...defaultProps.diffFile, viewer: { name: diffViewerModes.text } };
it('should render diff inline view if `isInlineView` is true', () => {
isInlineViewGetterMock.mockReturnValue(true);
createComponent({ props: { diffFile: textDiffFile } });
expect(wrapper.find(InlineDiffView).exists()).toBe(true);
});
it('should render parallel view if `isParallelView` getter is true', () => {
isParallelViewGetterMock.mockReturnValue(true);
createComponent({ props: { diffFile: textDiffFile } });
expect(wrapper.find(ParallelDiffView).exists()).toBe(true);
});
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it('should render diff view if `unifiedDiffComponents` are true', () => {
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isParallelViewGetterMock.mockReturnValue(true);
createComponent({
props: { diffFile: textDiffFile },
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provide: { glFeatures: { unifiedDiffComponents: true } },
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});
expect(wrapper.find(DiffView).exists()).toBe(true);
});
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it('renders rendering more lines loading icon', () => {
createComponent({ props: { diffFile: { ...textDiffFile, renderingLines: true } } });
expect(wrapper.find(GlLoadingIcon).exists()).toBe(true);
});
});
describe('with empty files', () => {
const emptyDiffFile = {
...defaultProps.diffFile,
viewer: { name: diffViewerModes.text },
highlighted_diff_lines: [],
parallel_diff_lines: [],
};
it('should render a no preview view if viewer set to no preview', () => {
createComponent({
props: { diffFile: { ...emptyDiffFile, viewer: { name: diffViewerModes.no_preview } } },
});
expect(wrapper.find(NoPreviewViewer).exists()).toBe(true);
});
it('should render not diffable view if viewer set to non_diffable', () => {
createComponent({
props: { diffFile: { ...emptyDiffFile, viewer: { name: diffViewerModes.not_diffable } } },
});
expect(wrapper.find(NotDiffableViewer).exists()).toBe(true);
});
});
describe('with image files', () => {
const imageDiffFile = { ...defaultProps.diffFile, viewer: { name: diffViewerModes.image } };
it('renders diff file discussions', () => {
getCommentFormForDiffFileGetterMock.mockReturnValue(() => true);
createComponent({
props: {
diffFile: { ...imageDiffFile, discussions: [{ name: 'discussion-stub ' }] },
},
});
expect(wrapper.find(DiffDiscussions).exists()).toBe(true);
});
it('emits saveDiffDiscussion when note-form emits `handleFormUpdate`', () => {
const noteStub = {};
getCommentFormForDiffFileGetterMock.mockReturnValue(() => true);
const currentDiffFile = { ...imageDiffFile, discussions: [{ name: 'discussion-stub ' }] };
createComponent({
props: {
diffFile: currentDiffFile,
},
});
wrapper.find(NoteForm).vm.$emit('handleFormUpdate', noteStub);
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expect(saveDiffDiscussionMock).toHaveBeenCalledWith(expect.any(Object), {
note: noteStub,
formData: {
noteableData: expect.any(Object),
diffFile: currentDiffFile,
positionType: IMAGE_DIFF_POSITION_TYPE,
x: undefined,
y: undefined,
width: undefined,
height: undefined,
noteableType: undefined,
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},
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});
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});
});
});