1# Copyright 2013 The Chromium Authors. All rights reserved. 2# Use of this source code is governed by a BSD-style license that can be 3# found in the LICENSE file. 4 5"""Runs Canvasmark HTML5, Canvas 2D rendering and javascript benchmark. 6 7CanvasMark tests the HTML5 <canvas> rendering performance for commonly used 8operations in HTML5 games: bitmaps, canvas drawing, alpha blending, polygon 9fills, shadows and text functions. 10""" 11 12import os 13 14from telemetry import test 15from telemetry.page import page_measurement 16from telemetry.page import page_set 17 18 19class _CanvasMarkMeasurement(page_measurement.PageMeasurement): 20 21 def WillNavigateToPage(self, page, tab): 22 page.script_to_evaluate_on_commit = """ 23 var __results = []; 24 var __real_log = window.console.log; 25 window.console.log = function(msg) { 26 __results.push(msg); 27 __real_log.apply(this, [msg]); 28 } 29 """ 30 31 def MeasurePage(self, _, tab, results): 32 tab.WaitForJavaScriptExpression('__results.length == 8', 300) 33 results_log = tab.EvaluateJavaScript('__results') 34 total = 0 35 for output in results_log: 36 # Split the results into score and test name. 37 # results log e.g., "489 [Test 1 - Asteroids - Bitmaps]" 38 score_and_name = output.split(' [', 2) 39 assert len(score_and_name) == 2, \ 40 'Unexpected result format "%s"' % score_and_name 41 score = int(score_and_name[0]) 42 name = score_and_name[1][:-1] 43 results.Add(name, 'score', score, data_type='unimportant') 44 # Aggregate total score for all tests. 45 total += score 46 results.Add('Score', 'score', total) 47 48 49class CanvasMark(test.Test): 50 test = _CanvasMarkMeasurement 51 52 def CreatePageSet(self, options): 53 ps = page_set.PageSet( 54 file_path=os.path.abspath(__file__), 55 archive_data_file='../page_sets/data/canvasmark.json', 56 make_javascript_deterministic=False) 57 ps.AddPageWithDefaultRunNavigate( 58 'http://www.kevs3d.co.uk/dev/canvasmark/?auto=true') 59 return ps 60