15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)function startTestSoon() { 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) window.setTimeout(test, 0); 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)function test() { 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) try { 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) debug('Checking window.localStorage'); 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sanityCheck(window.localStorage); 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) debug('Checking window.sessionStorage'); 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sanityCheck(window.sessionStorage); 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) done(); 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } catch(e) { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fail(e); 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)function sanityCheck(storage) { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage.clear(); 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(0, storage.length, 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "storage.length != 0 at start"); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(null, storage.getItem("foo"), 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "getItem('foo') != null prior to addition"); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(null, storage.key(0), 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "key(0) != null prior to addition"); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage.setItem("foo", "bar"); 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(1, storage.length, 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "storage.length != 1 after addition"); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual("bar", storage.getItem("foo"), 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "getItem('foo') != 'bar' after addition"); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual("foo", storage.key(0), 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "key(0) != 'foo' after addition"); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage.removeItem("foo"); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(null, storage.getItem("foo"), 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "getItem('foo') != null after removal"); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage["foo"] = "baz"; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage["name"] = "value"; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(2, storage.length, 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "storage.length != 2 after 2 additions"); 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual("baz", storage["foo"], 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "storage['foo'] != 'baz' after addition"); 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual("value", storage["name"], 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "storage['name'] != 'value' after addition"); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage.clear(); 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(0, storage.length, 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "storage.length != 0 after clear"); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) var tooLarge = makeLargeString((5 * 1024 * 1024) + 1); 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) try { 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage.setItem("tooLarge", tooLarge); 63116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch throw "failed to throw exception for very large value"; 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } catch(ex) { 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(ex.code, 22, 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ex.code != 22 for attempt to store a very large value"); 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) try { 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) storage.setItem(tooLarge, "key is too large"); 70116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch throw "failed to throw exception for very large key"; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } catch(ex) { 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) checkEqual(ex.code, 22, 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "ex.code != 22 for attempt to store a very large key"); 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)function checkEqual(lhs, rhs, errorMessage) { 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (lhs !== rhs) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) throw errorMessage; 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)function makeLargeString(minimumSize) { 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return Array(minimumSize).join("X"); 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 85