mirror of
https://github.com/pulsar-edit/pulsar.git
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523 lines
15 KiB
JavaScript
523 lines
15 KiB
JavaScript
const ContextMenuManager = require('../src/context-menu-manager');
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describe('ContextMenuManager', function() {
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let [contextMenu, parent, child, grandchild] = [];
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beforeEach(function() {
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const { resourcePath } = atom.getLoadSettings();
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contextMenu = new ContextMenuManager({ keymapManager: atom.keymaps });
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contextMenu.initialize({ resourcePath });
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parent = document.createElement('div');
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child = document.createElement('div');
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grandchild = document.createElement('div');
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parent.tabIndex = -1;
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child.tabIndex = -1;
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grandchild.tabIndex = -1;
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parent.classList.add('parent');
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child.classList.add('child');
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grandchild.classList.add('grandchild');
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child.appendChild(grandchild);
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parent.appendChild(child);
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document.body.appendChild(parent);
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});
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afterEach(function() {
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document.body.blur();
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document.body.removeChild(parent);
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});
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describe('::add(itemsBySelector)', function() {
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it('can add top-level menu items that can be removed with the returned disposable', function() {
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const disposable = contextMenu.add({
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'.parent': [{ label: 'A', command: 'a' }],
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'.child': [{ label: 'B', command: 'b' }],
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'.grandchild': [{ label: 'C', command: 'c' }]
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});
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'C', id: 'C', command: 'c' },
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{ label: 'B', id: 'B', command: 'b' },
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{ label: 'A', id: 'A', command: 'a' }
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]);
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disposable.dispose();
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expect(contextMenu.templateForElement(grandchild)).toEqual([]);
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});
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it('can add submenu items to existing menus that can be removed with the returned disposable', function() {
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const disposable1 = contextMenu.add({
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'.grandchild': [{ label: 'A', submenu: [{ label: 'B', command: 'b' }] }]
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});
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const disposable2 = contextMenu.add({
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'.grandchild': [{ label: 'A', submenu: [{ label: 'C', command: 'c' }] }]
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});
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{
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label: 'A',
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id: 'A',
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submenu: [
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{ label: 'B', id: 'B', command: 'b' },
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{ label: 'C', id: 'C', command: 'c' }
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]
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}
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]);
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disposable2.dispose();
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{
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label: 'A',
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id: 'A',
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submenu: [{ label: 'B', id: 'B', command: 'b' }]
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}
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]);
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disposable1.dispose();
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expect(contextMenu.templateForElement(grandchild)).toEqual([]);
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});
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it('favors the most specific / recently added item in the case of a duplicate label', function() {
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grandchild.classList.add('foo');
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const disposable1 = contextMenu.add({
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'.grandchild': [{ label: 'A', command: 'a' }]
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});
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const disposable2 = contextMenu.add({
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'.grandchild.foo': [{ label: 'A', command: 'b' }]
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});
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const disposable3 = contextMenu.add({
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'.grandchild': [{ label: 'A', command: 'c' }]
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});
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contextMenu.add({
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'.child': [{ label: 'A', command: 'd' }]
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});
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'A', id: 'A', command: 'b' }
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]);
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disposable2.dispose();
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'A', id: 'A', command: 'c' }
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]);
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disposable3.dispose();
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'A', id: 'A', command: 'a' }
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]);
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disposable1.dispose();
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'A', id: 'A', command: 'd' }
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]);
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});
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it('allows multiple separators, but not adjacent to each other', function() {
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contextMenu.add({
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'.grandchild': [
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{ label: 'A', command: 'a' },
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{ type: 'separator' },
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{ type: 'separator' },
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{ label: 'B', command: 'b' },
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{ type: 'separator' },
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{ type: 'separator' },
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{ label: 'C', command: 'c' }
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]
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});
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'A', id: 'A', command: 'a' },
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{ type: 'separator' },
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{ label: 'B', id: 'B', command: 'b' },
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{ type: 'separator' },
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{ label: 'C', id: 'C', command: 'c' }
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]);
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});
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it('excludes items marked for display in devMode unless in dev mode', function() {
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contextMenu.add({
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'.grandchild': [
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{ label: 'A', command: 'a', devMode: true },
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{ label: 'B', command: 'b', devMode: false }
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]
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});
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'B', id: 'B', command: 'b' }
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]);
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contextMenu.devMode = true;
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expect(contextMenu.templateForElement(grandchild)).toEqual([
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{ label: 'A', id: 'A', command: 'a' },
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{ label: 'B', id: 'B', command: 'b' }
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]);
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});
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it('allows items to be associated with `created` hooks which are invoked on template construction with the item and event', function() {
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let createdEvent = null;
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const item = {
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label: 'A',
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command: 'a',
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created(event) {
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this.command = 'b';
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createdEvent = event;
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}
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};
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contextMenu.add({ '.grandchild': [item] });
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const dispatchedEvent = { target: grandchild };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{ label: 'A', id: 'A', command: 'b' }
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]);
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expect(item.command).toBe('a'); // doesn't modify original item template
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expect(createdEvent).toBe(dispatchedEvent);
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});
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it('allows items to be associated with `shouldDisplay` hooks which are invoked on construction to determine whether the item should be included', function() {
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let shouldDisplayEvent = null;
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let shouldDisplay = true;
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const item = {
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label: 'A',
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command: 'a',
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shouldDisplay(event) {
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this.foo = 'bar';
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shouldDisplayEvent = event;
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return shouldDisplay;
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}
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};
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contextMenu.add({ '.grandchild': [item] });
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const dispatchedEvent = { target: grandchild };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{ label: 'A', id: 'A', command: 'a' }
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]);
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expect(item.foo).toBeUndefined(); // doesn't modify original item template
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expect(shouldDisplayEvent).toBe(dispatchedEvent);
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shouldDisplay = false;
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([]);
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});
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it('prunes a trailing separator', function() {
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contextMenu.add({
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'.grandchild': [
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{ label: 'A', command: 'a' },
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{ type: 'separator' },
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{ label: 'B', command: 'b' },
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{ type: 'separator' }
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]
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});
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expect(contextMenu.templateForEvent({ target: grandchild }).length).toBe(
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3
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);
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});
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it('prunes a leading separator', function() {
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contextMenu.add({
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'.grandchild': [
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{ type: 'separator' },
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{ label: 'A', command: 'a' },
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{ type: 'separator' },
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{ label: 'B', command: 'b' }
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]
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});
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expect(contextMenu.templateForEvent({ target: grandchild }).length).toBe(
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3
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);
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});
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it('prunes duplicate separators', function() {
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contextMenu.add({
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'.grandchild': [
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{ label: 'A', command: 'a' },
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{ type: 'separator' },
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{ type: 'separator' },
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{ label: 'B', command: 'b' }
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]
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});
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expect(contextMenu.templateForEvent({ target: grandchild }).length).toBe(
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3
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);
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});
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it('prunes all redundant separators', function() {
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contextMenu.add({
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'.grandchild': [
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{ type: 'separator' },
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{ type: 'separator' },
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{ label: 'A', command: 'a' },
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{ type: 'separator' },
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{ type: 'separator' },
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{ label: 'B', command: 'b' },
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{ label: 'C', command: 'c' },
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{ type: 'separator' },
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{ type: 'separator' }
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]
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});
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expect(contextMenu.templateForEvent({ target: grandchild }).length).toBe(
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4
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);
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});
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it('throws an error when the selector is invalid', function() {
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let addError = null;
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try {
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contextMenu.add({ '<>': [{ label: 'A', command: 'a' }] });
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} catch (error) {
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addError = error;
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}
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expect(addError.message).toContain('<>');
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});
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it('calls `created` hooks for submenu items', function() {
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const item = {
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label: 'A',
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command: 'B',
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submenu: [
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{
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label: 'C',
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created(event) {
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this.label = 'D';
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}
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}
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]
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};
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contextMenu.add({ '.grandchild': [item] });
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const dispatchedEvent = { target: grandchild };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'A',
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id: 'A',
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command: 'B',
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submenu: [
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{
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label: 'D',
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id: 'D'
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}
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]
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}
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]);
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});
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});
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describe('::templateForEvent(target)', function() {
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let [keymaps, item] = [];
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beforeEach(function() {
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keymaps = atom.keymaps.add('source', {
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'.child': {
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'ctrl-a': 'test:my-command',
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'shift-b': 'test:my-other-command'
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}
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});
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item = {
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label: 'My Command',
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command: 'test:my-command',
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submenu: [
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{
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label: 'My Other Command',
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command: 'test:my-other-command'
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}
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]
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};
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contextMenu.add({ '.parent': [item] });
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});
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afterEach(() => keymaps.dispose());
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it('adds Electron-style accelerators to items that have keybindings', function() {
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child.focus();
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const dispatchedEvent = { target: child };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'My Command',
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id: 'My Command',
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command: 'test:my-command',
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accelerator: 'Ctrl+A',
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submenu: [
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{
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label: 'My Other Command',
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id: 'My Other Command',
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command: 'test:my-other-command',
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accelerator: 'Shift+B'
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}
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]
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}
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]);
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});
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it('adds accelerators when a parent node has key bindings for a given command', function() {
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grandchild.focus();
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const dispatchedEvent = { target: grandchild };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'My Command',
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id: 'My Command',
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command: 'test:my-command',
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accelerator: 'Ctrl+A',
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submenu: [
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{
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label: 'My Other Command',
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id: 'My Other Command',
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command: 'test:my-other-command',
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accelerator: 'Shift+B'
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}
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]
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}
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]);
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});
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it('does not add accelerators when a child node has key bindings for a given command', function() {
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parent.focus();
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const dispatchedEvent = { target: parent };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'My Command',
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id: 'My Command',
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command: 'test:my-command',
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submenu: [
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{
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label: 'My Other Command',
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id: 'My Other Command',
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command: 'test:my-other-command'
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}
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]
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}
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]);
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});
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it('adds accelerators based on focus, not context menu target', function() {
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grandchild.focus();
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const dispatchedEvent = { target: parent };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'My Command',
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id: 'My Command',
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command: 'test:my-command',
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accelerator: 'Ctrl+A',
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submenu: [
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{
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label: 'My Other Command',
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id: 'My Other Command',
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command: 'test:my-other-command',
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accelerator: 'Shift+B'
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}
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]
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}
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]);
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});
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it('does not add accelerators for multi-keystroke key bindings', function() {
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atom.keymaps.add('source', {
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'.child': {
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'ctrl-a ctrl-b': 'test:multi-keystroke-command'
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}
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});
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contextMenu.clear();
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contextMenu.add({
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'.parent': [
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{
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label: 'Multi-keystroke command',
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command: 'test:multi-keystroke-command'
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}
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]
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});
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child.focus();
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const label = process.platform === 'darwin' ? '⌃A ⌃B' : 'Ctrl+A Ctrl+B';
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expect(contextMenu.templateForEvent({ target: child })).toEqual([
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{
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label: `Multi-keystroke command [${label}]`,
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id: `Multi-keystroke command`,
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command: 'test:multi-keystroke-command'
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}
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]);
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});
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});
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describe('::templateForEvent(target) (sorting)', function() {
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it('applies simple sorting rules', function() {
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contextMenu.add({
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'.parent': [
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{
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label: 'My Command',
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command: 'test:my-command',
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after: ['test:my-other-command']
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},
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{
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label: 'My Other Command',
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command: 'test:my-other-command'
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}
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]
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});
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const dispatchedEvent = { target: parent };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'My Other Command',
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id: 'My Other Command',
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command: 'test:my-other-command'
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},
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{
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label: 'My Command',
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id: 'My Command',
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command: 'test:my-command',
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after: ['test:my-other-command']
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}
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]);
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});
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it('applies sorting rules recursively to submenus', function() {
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contextMenu.add({
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'.parent': [
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{
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label: 'Parent',
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submenu: [
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{
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label: 'My Command',
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command: 'test:my-command',
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after: ['test:my-other-command']
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},
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{
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label: 'My Other Command',
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command: 'test:my-other-command'
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}
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]
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}
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]
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});
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const dispatchedEvent = { target: parent };
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expect(contextMenu.templateForEvent(dispatchedEvent)).toEqual([
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{
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label: 'Parent',
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id: `Parent`,
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submenu: [
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{
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label: 'My Other Command',
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id: 'My Other Command',
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command: 'test:my-other-command'
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},
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{
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label: 'My Command',
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id: 'My Command',
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command: 'test:my-command',
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after: ['test:my-other-command']
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}
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]
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}
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]);
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});
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});
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});
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