debian-mirror-gitlab/spec/frontend/ref/components/ref_selector_spec.js
2020-11-24 15:15:51 +05:30

600 lines
18 KiB
JavaScript

import Vuex from 'vuex';
import { mount, createLocalVue } from '@vue/test-utils';
import axios from 'axios';
import MockAdapter from 'axios-mock-adapter';
import { GlLoadingIcon, GlSearchBoxByType, GlDropdownItem, GlIcon } from '@gitlab/ui';
import { trimText } from 'helpers/text_helper';
import { sprintf } from '~/locale';
import { ENTER_KEY } from '~/lib/utils/keys';
import RefSelector from '~/ref/components/ref_selector.vue';
import { X_TOTAL_HEADER, DEFAULT_I18N } from '~/ref/constants';
import createStore from '~/ref/stores/';
const localVue = createLocalVue();
localVue.use(Vuex);
describe('Ref selector component', () => {
const fixtures = {
branches: getJSONFixture('api/branches/branches.json'),
tags: getJSONFixture('api/tags/tags.json'),
commit: getJSONFixture('api/commits/commit.json'),
};
const projectId = '8';
let wrapper;
let branchesApiCallSpy;
let tagsApiCallSpy;
let commitApiCallSpy;
const createComponent = (props = {}, attrs = {}) => {
wrapper = mount(RefSelector, {
propsData: {
projectId,
value: '',
...props,
},
attrs,
listeners: {
// simulate a parent component v-model binding
input: selectedRef => {
wrapper.setProps({ value: selectedRef });
},
},
stubs: {
GlSearchBoxByType: true,
},
localVue,
store: createStore(),
});
};
beforeEach(() => {
const mock = new MockAdapter(axios);
gon.api_version = 'v4';
branchesApiCallSpy = jest
.fn()
.mockReturnValue([200, fixtures.branches, { [X_TOTAL_HEADER]: '123' }]);
tagsApiCallSpy = jest.fn().mockReturnValue([200, fixtures.tags, { [X_TOTAL_HEADER]: '456' }]);
commitApiCallSpy = jest.fn().mockReturnValue([200, fixtures.commit]);
mock
.onGet(`/api/v4/projects/${projectId}/repository/branches`)
.reply(config => branchesApiCallSpy(config));
mock
.onGet(`/api/v4/projects/${projectId}/repository/tags`)
.reply(config => tagsApiCallSpy(config));
mock
.onGet(new RegExp(`/api/v4/projects/${projectId}/repository/commits/.*`))
.reply(config => commitApiCallSpy(config));
});
afterEach(() => {
wrapper.destroy();
wrapper = null;
});
//
// Finders
//
const findButtonContent = () => wrapper.find('[data-testid="button-content"]');
const findNoResults = () => wrapper.find('[data-testid="no-results"]');
const findLoadingIcon = () => wrapper.find(GlLoadingIcon);
const findSearchBox = () => wrapper.find(GlSearchBoxByType);
const findBranchesSection = () => wrapper.find('[data-testid="branches-section"]');
const findBranchDropdownItems = () => findBranchesSection().findAll(GlDropdownItem);
const findFirstBranchDropdownItem = () => findBranchDropdownItems().at(0);
const findTagsSection = () => wrapper.find('[data-testid="tags-section"]');
const findTagDropdownItems = () => findTagsSection().findAll(GlDropdownItem);
const findFirstTagDropdownItem = () => findTagDropdownItems().at(0);
const findCommitsSection = () => wrapper.find('[data-testid="commits-section"]');
const findCommitDropdownItems = () => findCommitsSection().findAll(GlDropdownItem);
const findFirstCommitDropdownItem = () => findCommitDropdownItems().at(0);
//
// Expecters
//
const branchesSectionContainsErrorMessage = () => {
const branchesSection = findBranchesSection();
return branchesSection.text().includes(DEFAULT_I18N.branchesErrorMessage);
};
const tagsSectionContainsErrorMessage = () => {
const tagsSection = findTagsSection();
return tagsSection.text().includes(DEFAULT_I18N.tagsErrorMessage);
};
const commitsSectionContainsErrorMessage = () => {
const commitsSection = findCommitsSection();
return commitsSection.text().includes(DEFAULT_I18N.commitsErrorMessage);
};
//
// Convenience methods
//
const updateQuery = newQuery => {
findSearchBox().vm.$emit('input', newQuery);
};
const selectFirstBranch = () => {
findFirstBranchDropdownItem().vm.$emit('click');
};
const selectFirstTag = () => {
findFirstTagDropdownItem().vm.$emit('click');
};
const selectFirstCommit = () => {
findFirstCommitDropdownItem().vm.$emit('click');
};
const waitForRequests = ({ andClearMocks } = { andClearMocks: false }) =>
axios.waitForAll().then(() => {
if (andClearMocks) {
branchesApiCallSpy.mockClear();
tagsApiCallSpy.mockClear();
commitApiCallSpy.mockClear();
}
});
describe('initialization behavior', () => {
beforeEach(createComponent);
it('initializes the dropdown with branches and tags when mounted', () => {
return waitForRequests().then(() => {
expect(branchesApiCallSpy).toHaveBeenCalledTimes(1);
expect(tagsApiCallSpy).toHaveBeenCalledTimes(1);
expect(commitApiCallSpy).not.toHaveBeenCalled();
});
});
it('shows a spinner while network requests are in progress', () => {
expect(findLoadingIcon().exists()).toBe(true);
return waitForRequests().then(() => {
expect(findLoadingIcon().exists()).toBe(false);
});
});
});
describe('post-initialization behavior', () => {
describe('when the parent component provides an `id` binding', () => {
const id = 'git-ref';
beforeEach(() => {
createComponent({}, { id });
return waitForRequests();
});
it('adds the provided ID to the GlDropdown instance', () => {
expect(wrapper.attributes().id).toBe(id);
});
});
describe('when a ref is pre-selected', () => {
const preselectedRef = fixtures.branches[0].name;
beforeEach(() => {
createComponent({ value: preselectedRef });
return waitForRequests();
});
it('renders the pre-selected ref name', () => {
expect(findButtonContent().text()).toBe(preselectedRef);
});
});
describe('when the selected ref is updated by the parent component', () => {
const updatedRef = fixtures.branches[0].name;
beforeEach(() => {
createComponent();
return waitForRequests();
});
it('renders the updated ref name', () => {
wrapper.setProps({ value: updatedRef });
return localVue.nextTick().then(() => {
expect(findButtonContent().text()).toBe(updatedRef);
});
});
});
describe('when the search query is updated', () => {
beforeEach(() => {
createComponent();
return waitForRequests({ andClearMocks: true });
});
it('requeries the endpoints when the search query is updated', () => {
updateQuery('v1.2.3');
return waitForRequests().then(() => {
expect(branchesApiCallSpy).toHaveBeenCalledTimes(1);
expect(tagsApiCallSpy).toHaveBeenCalledTimes(1);
});
});
it("does not make a call to the commit endpoint if the query doesn't look like a SHA", () => {
updateQuery('not a sha');
return waitForRequests().then(() => {
expect(commitApiCallSpy).not.toHaveBeenCalled();
});
});
it('searches for a commit if the query could potentially be a SHA', () => {
updateQuery('abcdef');
return waitForRequests().then(() => {
expect(commitApiCallSpy).toHaveBeenCalled();
});
});
});
describe('when the Enter is pressed', () => {
beforeEach(() => {
createComponent();
return waitForRequests({ andClearMocks: true });
});
it('requeries the endpoints when Enter is pressed', () => {
findSearchBox().vm.$emit('keydown', new KeyboardEvent({ key: ENTER_KEY }));
return waitForRequests().then(() => {
expect(branchesApiCallSpy).toHaveBeenCalledTimes(1);
expect(tagsApiCallSpy).toHaveBeenCalledTimes(1);
});
});
});
describe('when no results are found', () => {
beforeEach(() => {
branchesApiCallSpy = jest.fn().mockReturnValue([200, [], { [X_TOTAL_HEADER]: '0' }]);
tagsApiCallSpy = jest.fn().mockReturnValue([200, [], { [X_TOTAL_HEADER]: '0' }]);
commitApiCallSpy = jest.fn().mockReturnValue([404]);
createComponent();
return waitForRequests();
});
describe('when the search query is empty', () => {
it('renders a "no results" message', () => {
expect(findNoResults().text()).toBe(DEFAULT_I18N.noResults);
});
});
describe('when the search query is not empty', () => {
const query = 'hello';
beforeEach(() => {
updateQuery(query);
return waitForRequests();
});
it('renders a "no results" message that includes the search query', () => {
expect(findNoResults().text()).toBe(sprintf(DEFAULT_I18N.noResultsWithQuery, { query }));
});
});
});
describe('branches', () => {
describe('when the branches search returns results', () => {
beforeEach(() => {
createComponent();
return waitForRequests();
});
it('renders the branches section in the dropdown', () => {
expect(findBranchesSection().exists()).toBe(true);
});
it('renders the "Branches" heading with a total number indicator', () => {
expect(
findBranchesSection()
.find('[data-testid="section-header"]')
.text(),
).toBe('Branches 123');
});
it("does not render an error message in the branches section's body", () => {
expect(branchesSectionContainsErrorMessage()).toBe(false);
});
it('renders each non-default branch as a selectable item', () => {
const dropdownItems = findBranchDropdownItems();
fixtures.branches.forEach((b, i) => {
if (!b.default) {
expect(dropdownItems.at(i).text()).toBe(b.name);
}
});
});
it('renders the default branch as a selectable item with a "default" badge', () => {
const dropdownItems = findBranchDropdownItems();
const defaultBranch = fixtures.branches.find(b => b.default);
const defaultBranchIndex = fixtures.branches.indexOf(defaultBranch);
expect(trimText(dropdownItems.at(defaultBranchIndex).text())).toBe(
`${defaultBranch.name} default`,
);
});
});
describe('when the branches search returns no results', () => {
beforeEach(() => {
branchesApiCallSpy = jest.fn().mockReturnValue([200, [], { [X_TOTAL_HEADER]: '0' }]);
createComponent();
return waitForRequests();
});
it('does not render the branches section in the dropdown', () => {
expect(findBranchesSection().exists()).toBe(false);
});
});
describe('when the branches search returns an error', () => {
beforeEach(() => {
branchesApiCallSpy = jest.fn().mockReturnValue([500]);
createComponent();
return waitForRequests();
});
it('renders the branches section in the dropdown', () => {
expect(findBranchesSection().exists()).toBe(true);
});
it("renders an error message in the branches section's body", () => {
expect(branchesSectionContainsErrorMessage()).toBe(true);
});
});
});
describe('tags', () => {
describe('when the tags search returns results', () => {
beforeEach(() => {
createComponent();
return waitForRequests();
});
it('renders the tags section in the dropdown', () => {
expect(findTagsSection().exists()).toBe(true);
});
it('renders the "Tags" heading with a total number indicator', () => {
expect(
findTagsSection()
.find('[data-testid="section-header"]')
.text(),
).toBe('Tags 456');
});
it("does not render an error message in the tags section's body", () => {
expect(tagsSectionContainsErrorMessage()).toBe(false);
});
it('renders each tag as a selectable item', () => {
const dropdownItems = findTagDropdownItems();
fixtures.tags.forEach((t, i) => {
expect(dropdownItems.at(i).text()).toBe(t.name);
});
});
});
describe('when the tags search returns no results', () => {
beforeEach(() => {
tagsApiCallSpy = jest.fn().mockReturnValue([200, [], { [X_TOTAL_HEADER]: '0' }]);
createComponent();
return waitForRequests();
});
it('does not render the tags section in the dropdown', () => {
expect(findTagsSection().exists()).toBe(false);
});
});
describe('when the tags search returns an error', () => {
beforeEach(() => {
tagsApiCallSpy = jest.fn().mockReturnValue([500]);
createComponent();
return waitForRequests();
});
it('renders the tags section in the dropdown', () => {
expect(findTagsSection().exists()).toBe(true);
});
it("renders an error message in the tags section's body", () => {
expect(tagsSectionContainsErrorMessage()).toBe(true);
});
});
});
describe('commits', () => {
describe('when the commit search returns results', () => {
beforeEach(() => {
createComponent();
updateQuery('abcd1234');
return waitForRequests();
});
it('renders the commit section in the dropdown', () => {
expect(findCommitsSection().exists()).toBe(true);
});
it('renders the "Commits" heading with a total number indicator', () => {
expect(
findCommitsSection()
.find('[data-testid="section-header"]')
.text(),
).toBe('Commits 1');
});
it("does not render an error message in the comits section's body", () => {
expect(commitsSectionContainsErrorMessage()).toBe(false);
});
it('renders each commit as a selectable item with the short SHA and commit title', () => {
const dropdownItems = findCommitDropdownItems();
const { commit } = fixtures;
expect(dropdownItems.at(0).text()).toBe(`${commit.short_id} ${commit.title}`);
});
});
describe('when the commit search returns no results (i.e. a 404)', () => {
beforeEach(() => {
commitApiCallSpy = jest.fn().mockReturnValue([404]);
createComponent();
updateQuery('abcd1234');
return waitForRequests();
});
it('does not render the commits section in the dropdown', () => {
expect(findCommitsSection().exists()).toBe(false);
});
});
describe('when the commit search returns an error (other than a 404)', () => {
beforeEach(() => {
commitApiCallSpy = jest.fn().mockReturnValue([500]);
createComponent();
updateQuery('abcd1234');
return waitForRequests();
});
it('renders the commits section in the dropdown', () => {
expect(findCommitsSection().exists()).toBe(true);
});
it("renders an error message in the commits section's body", () => {
expect(commitsSectionContainsErrorMessage()).toBe(true);
});
});
});
describe('selection', () => {
beforeEach(() => {
createComponent();
updateQuery(fixtures.commit.short_id);
return waitForRequests();
});
it('renders a checkmark by the selected item', () => {
expect(findFirstBranchDropdownItem().find(GlIcon).element).toHaveClass(
'gl-visibility-hidden',
);
selectFirstBranch();
return localVue.nextTick().then(() => {
expect(findFirstBranchDropdownItem().find(GlIcon).element).not.toHaveClass(
'gl-visibility-hidden',
);
});
});
describe('when a branch is seleceted', () => {
it("displays the branch name in the dropdown's button", () => {
expect(findButtonContent().text()).toBe(DEFAULT_I18N.noRefSelected);
selectFirstBranch();
return localVue.nextTick().then(() => {
expect(findButtonContent().text()).toBe(fixtures.branches[0].name);
});
});
it("updates the v-model binding with the branch's name", () => {
expect(wrapper.vm.value).toEqual('');
selectFirstBranch();
expect(wrapper.vm.value).toEqual(fixtures.branches[0].name);
});
});
describe('when a tag is seleceted', () => {
it("displays the tag name in the dropdown's button", () => {
expect(findButtonContent().text()).toBe(DEFAULT_I18N.noRefSelected);
selectFirstTag();
return localVue.nextTick().then(() => {
expect(findButtonContent().text()).toBe(fixtures.tags[0].name);
});
});
it("updates the v-model binding with the tag's name", () => {
expect(wrapper.vm.value).toEqual('');
selectFirstTag();
expect(wrapper.vm.value).toEqual(fixtures.tags[0].name);
});
});
describe('when a commit is selected', () => {
it("displays the full SHA in the dropdown's button", () => {
expect(findButtonContent().text()).toBe(DEFAULT_I18N.noRefSelected);
selectFirstCommit();
return localVue.nextTick().then(() => {
expect(findButtonContent().text()).toBe(fixtures.commit.id);
});
});
it("updates the v-model binding with the commit's full SHA", () => {
expect(wrapper.vm.value).toEqual('');
selectFirstCommit();
expect(wrapper.vm.value).toEqual(fixtures.commit.id);
});
});
});
});
});