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/**
* @license
* Copyright (C) 2020 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.js';
import {resetPlugins} from '../../../test/test-utils.js';
import './gr-external-style.js';
import {pluginLoader} from '../../shared/gr-js-api-interface/gr-plugin-loader.js';
import {getPluginEndpoints} from '../../shared/gr-js-api-interface/gr-plugin-endpoints.js';
import {_testOnly_initGerritPluginApi} from '../../shared/gr-js-api-interface/gr-gerrit.js';
import {html} from '@polymer/polymer/lib/utils/html-tag.js';
const pluginApi = _testOnly_initGerritPluginApi();
const basicFixture = fixtureFromTemplate(
html`<gr-external-style name="foo"></gr-external-style>`
);
suite('gr-external-style integration tests', () => {
const TEST_URL = 'http://some.com/plugins/url.html';
let element;
let plugin;
const installPlugin = () => {
if (plugin) { return; }
pluginApi.install(p => {
plugin = p;
}, '0.1', TEST_URL);
};
const createElement = () => {
element = basicFixture.instantiate();
sinon.spy(element, '_applyStyle');
};
/**
* Installs the plugin, creates the element, registers style module.
*/
const lateRegister = () => {
installPlugin();
createElement();
plugin.registerStyleModule('foo', 'some-module');
};
/**
* Installs the plugin, registers style module, creates the element.
*/
const earlyRegister = () => {
installPlugin();
plugin.registerStyleModule('foo', 'some-module');
createElement();
};
setup(() => {
sinon.stub(getPluginEndpoints(), 'importUrl')
.callsFake( url => Promise.resolve());
sinon.stub(pluginLoader, 'awaitPluginsLoaded')
.returns(Promise.resolve());
});
teardown(() => {
resetPlugins();
document.body.querySelectorAll('custom-style')
.forEach(style => style.remove());
});
test('imports plugin-provided module', async () => {
lateRegister();
await new Promise(flush);
assert.isTrue(getPluginEndpoints().importUrl.calledWith(new URL(TEST_URL)));
});
test('applies plugin-provided styles', async () => {
lateRegister();
await new Promise(flush);
assert.isTrue(element._applyStyle.calledWith('some-module'));
});
test('does not double import', async () => {
earlyRegister();
await new Promise(flush);
plugin.registerStyleModule('foo', 'some-module');
await new Promise(flush);
// since loaded, should not call again
assert.isFalse(getPluginEndpoints().importUrl.calledOnce);
});
test('does not double apply', async () => {
earlyRegister();
await new Promise(flush);
plugin.registerStyleModule('foo', 'some-module');
await new Promise(flush);
const stylesApplied =
element._stylesApplied.filter(name => name === 'some-module');
assert.strictEqual(stylesApplied.length, 1);
});
test('loads and applies preloaded modules', async () => {
earlyRegister();
await new Promise(flush);
assert.isTrue(element._applyStyle.calledWith('some-module'));
});
});