polymer-build
Version:
A library of Gulp build tasks
56 lines • 2.4 kB
JavaScript
;
/**
* @license
* Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
* This code may only be used under the BSD style license found at
* http://polymer.github.io/LICENSE.txt
* The complete set of authors may be found at
* http://polymer.github.io/AUTHORS.txt
* The complete set of contributors may be found at
* http://polymer.github.io/CONTRIBUTORS.txt
* Code distributed by Google as part of the polymer project is also
* subject to an additional IP rights grant found at
* http://polymer.github.io/PATENTS.txt
*/
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const path = require("path");
const polymer_project_1 = require("../polymer-project");
const testProjectRoot = path.resolve('test-fixtures/custom-elements-es5-adapter');
suite('Babel Helpers Injecter', () => {
let defaultProject;
const unroot = ((p) => p.substring(testProjectRoot.length + 1));
setup(() => {
defaultProject = new polymer_project_1.PolymerProject({
root: 'test-fixtures/custom-elements-es5-adapter/',
entrypoint: 'index.html',
shell: 'shell.html',
sources: [
'source-dir/**',
],
});
});
test('injects babel helpers inline into the entrypoint', (done) => {
const webcomponentsLoaderFilename = 'webcomponents-loader.js';
const files = new Map();
defaultProject.sources()
.pipe(defaultProject.addBabelHelpersInEntrypoint())
.on('data', (f) => files.set(unroot(f.path), f))
.on('data', () => { })
.on('end', () => {
const expectedFiles = [
'index.html',
'shell.html',
];
chai_1.assert.deepEqual(Array.from(files.keys()).sort(), expectedFiles);
const index = files.get('index.html').contents.toString();
const shell = files.get('shell.html').contents.toString();
chai_1.assert.include(index, 'babelHelpers=');
chai_1.assert(index.indexOf('babelHelpers=') <
index.indexOf(webcomponentsLoaderFilename), 'babel helpers should come before all other executable code.');
chai_1.assert.notInclude(shell, 'babelHelpers=');
done();
});
});
});
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