1 description("Test the DOM Storage quota code."); 2 3 function testQuota(storageString) 4 { 5 storage = eval(storageString); 6 if (!storage) { 7 testFailed(storageString + " DOES NOT exist"); 8 return; 9 } 10 11 debug("Testing " + storageString); 12 13 evalAndLog("storage.clear()"); 14 shouldBe("storage.length", "0"); 15 16 debug("Creating 'data' which contains 64K of data"); 17 data = "X"; 18 for (var i=0; i<16; i++) 19 data += data; 20 shouldBe("data.length", "65536"); 21 22 debug("Putting 'data' into 39 " + storageString + " buckets."); 23 for (var i=0; i<39; i++) 24 storage[i] = data; 25 26 debug("Putting 'data' into another bucket.h"); 27 try { 28 storage[39] = data; 29 testFailed("Did not hit quota error."); 30 } catch (e) { 31 testPassed("Hit exception as expected"); 32 } 33 34 debug("Verify that data was never inserted."); 35 shouldBeNull("storage.getItem(39)"); 36 37 debug("Removing bucket 38."); 38 storage.removeItem('38'); 39 40 debug("Adding 'Hello!' into a new bucket."); 41 try { 42 storage['foo'] = "Hello!"; 43 testPassed("Insertion worked."); 44 } catch (e) { 45 testFailed("Exception: " + e); 46 } 47 } 48 49 function testNoQuota(storageString) 50 { 51 storage = eval(storageString); 52 if (!storage) { 53 testFailed(storageString + " DOES NOT exist"); 54 return; 55 } 56 57 debug("Testing " + storageString); 58 59 evalAndLog("storage.clear()"); 60 shouldBe("storage.length", "0"); 61 62 debug("Creating 'data' which contains 64K of data"); 63 data = "X"; 64 for (var i=0; i<16; i++) 65 data += data; 66 shouldBe("data.length", "65536"); 67 68 debug("Putting 'data' into 39 " + storageString + " buckets."); 69 for (var i=0; i<39; i++) 70 storage[i] = data; 71 72 debug("Putting 'data' into another bucket.h"); 73 try { 74 storage[39] = data; 75 testPassed("Insertion worked."); 76 } catch (e) { 77 testFailed("Exception: " + e); 78 } 79 } 80 81 testNoQuota("sessionStorage"); 82 debug(""); 83 debug(""); 84 testQuota("localStorage"); 85 86 window.successfullyParsed = true; 87 isSuccessfullyParsed(); 88
