94 lines
2.8 KiB
JavaScript
94 lines
2.8 KiB
JavaScript
var path = require('path');
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var Browser = require('../lib/Browser');
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var EMPTY_PAGE = 'file://' + path.join(__dirname, 'assets', 'empty.html');
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describe('Puppeteer', function() {
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var browser;
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var page;
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beforeAll(function() {
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browser = new Browser();
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});
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afterAll(function() {
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browser.close();
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});
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beforeEach(SX(async function() {
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page = await browser.newPage();
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}));
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afterEach(function() {
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page.close();
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});
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it('Page.evaluate', SX(async function() {
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var result = await page.evaluate(() => 7 * 3);
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expect(result).toBe(21);
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}));
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it('Page.evaluateAsync', SX(async function() {
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var result = await page.evaluateAsync(() => Promise.resolve(8 * 7));
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expect(result).toBe(56);
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}));
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it('Page Events: ConsoleMessage', SX(async function() {
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var msgs = [];
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page.on('consolemessage', msg => msgs.push(msg));
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await page.evaluate(() => console.log('Message!'));
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expect(msgs).toEqual(['Message!']);
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}));
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describe('Page.navigate', function() {
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it('should fail when navigating to bad url', SX(async function() {
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var success = await page.navigate('asdfasdf');
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expect(success).toBe(false);
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}));
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it('should succeed when navigating to good url', SX(async function() {
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var success = await page.navigate(EMPTY_PAGE);
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expect(success).toBe(true);
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}));
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});
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describe('Page.setInPageCallback', function() {
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it('should work', SX(async function() {
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await page.setInPageCallback('callController', function(a, b) {
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return a * b;
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});
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var result = await page.evaluate(function() {
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return callController(9, 4);
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});
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expect(result).toBe(36);
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}));
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it('should survive navigation', SX(async function() {
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await page.setInPageCallback('callController', function(a, b) {
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return a * b;
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});
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await page.navigate(EMPTY_PAGE);
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var result = await page.evaluate(function() {
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return callController(9, 4);
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});
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expect(result).toBe(36);
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}));
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it('should await returned promise', SX(async function() {
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await page.setInPageCallback('callController', function(a, b) {
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return Promise.resolve(a * b);
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});
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var result = await page.evaluate(function() {
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return callController(3, 5);
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});
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expect(result).toBe(15);
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}));
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});
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});
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// Since Jasmine doesn't like async functions, they should be wrapped
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// in a SX function.
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function SX(fun) {
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return done => Promise.resolve(fun()).then(done).catch(done.fail);
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}
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