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/**
* @license
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import '../../../test/common-test-setup-karma';
import './gr-autocomplete-dropdown';
import {GrAutocompleteDropdown} from './gr-autocomplete-dropdown';
import * as MockInteractions from '@polymer/iron-test-helpers/mock-interactions';
import {queryAll, queryAndAssert} from '../../../test/test-utils';
import {assertIsDefined} from '../../../utils/common-util';
const basicFixture = fixtureFromElement('gr-autocomplete-dropdown');
suite('gr-autocomplete-dropdown', () => {
let element: GrAutocompleteDropdown;
const suggestionsEl = () => queryAndAssert(element, '#suggestions');
setup(async () => {
element = basicFixture.instantiate();
element.open();
element.suggestions = [
{dataValue: 'test value 1', name: 'test name 1', text: '1', label: 'hi'},
{dataValue: 'test value 2', name: 'test name 2', text: '2'},
];
await flush();
});
teardown(() => {
element.close();
});
test('shows labels', () => {
const els = queryAll<HTMLElement>(suggestionsEl(), 'li');
assert.equal(els[0].innerText.trim(), '1\nhi');
assert.equal(els[1].innerText.trim(), '2');
});
test('escape key', () => {
const closeSpy = sinon.spy(element, 'close');
MockInteractions.pressAndReleaseKeyOn(element, 27);
flush();
assert.isTrue(closeSpy.called);
});
test('tab key', () => {
const handleTabSpy = sinon.spy(element, '_handleTab');
const itemSelectedStub = sinon.stub();
element.addEventListener('item-selected', itemSelectedStub);
MockInteractions.pressAndReleaseKeyOn(element, 9);
assert.isTrue(handleTabSpy.called);
assert.equal(element.cursor.index, 0);
assert.isTrue(itemSelectedStub.called);
assert.deepEqual(itemSelectedStub.lastCall.args[0].detail, {
trigger: 'tab',
selected: element.getCursorTarget(),
});
});
test('enter key', () => {
const handleEnterSpy = sinon.spy(element, '_handleEnter');
const itemSelectedStub = sinon.stub();
element.addEventListener('item-selected', itemSelectedStub);
MockInteractions.pressAndReleaseKeyOn(element, 13);
assert.isTrue(handleEnterSpy.called);
assert.equal(element.cursor.index, 0);
assert.deepEqual(itemSelectedStub.lastCall.args[0].detail, {
trigger: 'enter',
selected: element.getCursorTarget(),
});
});
test('down key', () => {
element.isHidden = true;
const nextSpy = sinon.spy(element.cursor, 'next');
MockInteractions.pressAndReleaseKeyOn(element, 40);
assert.isFalse(nextSpy.called);
assert.equal(element.cursor.index, 0);
element.isHidden = false;
MockInteractions.pressAndReleaseKeyOn(element, 40);
assert.isTrue(nextSpy.called);
assert.equal(element.cursor.index, 1);
});
test('up key', () => {
element.isHidden = true;
const prevSpy = sinon.spy(element.cursor, 'previous');
MockInteractions.pressAndReleaseKeyOn(element, 38);
assert.isFalse(prevSpy.called);
assert.equal(element.cursor.index, 0);
element.isHidden = false;
element.cursor.setCursorAtIndex(1);
assert.equal(element.cursor.index, 1);
MockInteractions.pressAndReleaseKeyOn(element, 38);
assert.isTrue(prevSpy.called);
assert.equal(element.cursor.index, 0);
});
test('tapping selects item', () => {
const itemSelectedStub = sinon.stub();
element.addEventListener('item-selected', itemSelectedStub);
MockInteractions.tap(suggestionsEl().querySelectorAll('li')[1]);
flush();
assert.deepEqual(itemSelectedStub.lastCall.args[0].detail, {
trigger: 'click',
selected: suggestionsEl().querySelectorAll('li')[1],
});
});
test('tapping child still selects item', () => {
const itemSelectedStub = sinon.stub();
element.addEventListener('item-selected', itemSelectedStub);
const lastElChild = queryAll<HTMLElement>(suggestionsEl(), 'li')[0]
?.lastElementChild;
assertIsDefined(lastElChild);
MockInteractions.tap(lastElChild);
flush();
assert.deepEqual(itemSelectedStub.lastCall.args[0].detail, {
trigger: 'click',
selected: queryAll<HTMLElement>(suggestionsEl(), 'li')[0],
});
});
test('updated suggestions resets cursor stops', () => {
const resetStopsSpy = sinon.spy(element, '_resetCursorStops');
element.suggestions = [];
assert.isTrue(resetStopsSpy.called);
});
});