open-features-non-integer-innerheight.html (3038B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>HTML: window.open `features`: non-integer values for legacy feature `innerheight`</title> 4 <meta name=timeout content=long> 5 <link rel="help" href="https://html.spec.whatwg.org/multipage/#apis-for-creating-and-navigating-browsing-contexts-by-name"> 6 7 <!-- user agents are not required to support open features other than `noopener` 8 and on some platforms position and size features don't make sense --> 9 <meta name="flags" content="may" /> 10 11 <script src="/resources/testharness.js"></script> 12 <script src="/resources/testharnessreport.js"></script> 13 <script src="/common/PrefixedPostMessage.js"></script> 14 <script> 15 var featuresPrefix = `top=0,left=0,width=401,`; 16 var windowURL = 'resources/message-opener.html'; 17 18 // https://html.spec.whatwg.org/multipage/infrastructure.html#rules-for-parsing-integers 19 20 setup (() => { 21 // Before running tests, open a window using features that mimic 22 // what would happen if the feature tested here were set to 0 23 // for comparison later. 24 var featureString = `${featuresPrefix}height=0`; 25 var prefixedMessage = new PrefixedMessageTest(); 26 prefixedMessage.onMessage((data, e) => { 27 e.source.close(); 28 runWindowTests(data); 29 }); 30 var win = window.open(prefixedMessage.url(windowURL), '', featureString); 31 }); 32 33 function runWindowTests (baselineDimensions) { 34 // When code point in first position is not an ASCII digit, "+" or "-", 35 // that's an error and the value becomes 0 36 [ 'innerheight=/404', 37 'innerheight=_404', 38 'innerheight=L404' 39 ].forEach(feature => { 40 async_test(t => { 41 var prefixedMessage = new PrefixedMessageTest(); 42 var featureString = `${featuresPrefix}${feature}`; 43 prefixedMessage.onMessage(t.step_func_done((data, e) => { 44 e.source.close(); 45 assert_equals(data.height, baselineDimensions.height, `"${feature} begins with an invalid character and should be ignored"`); 46 })); 47 var win = window.open(prefixedMessage.url(windowURL) + '&expected_innerHeight=' + baselineDimensions.height, '', featureString); 48 }, `features "${feature}" should NOT set "height=404"`); 49 }); 50 51 // Codepoints that are valid ASCII digits should be collected 52 // Non-ASCII digits and subsequent code points are ignored 53 [ 'innerheight=405.5', 54 'innerheight=405.32', 55 'innerheight=405LLl', 56 'innerheight=405^4', 57 'innerheight=405*3', 58 'innerheight=405/5', 59 'innerheight=405 ', 60 'innerheight=405e1', 61 'innerheight=405e-1' 62 ].forEach(feature => { 63 async_test(t => { 64 var prefixedMessage = new PrefixedMessageTest(); 65 var featureString = `${featuresPrefix}${feature}`; 66 prefixedMessage.onMessage(t.step_func_done((data, e) => { 67 e.source.close(); 68 assert_equals(data.height, 405, `"${featureString} value after first non-digit will be ignored"`); 69 })); 70 var win = window.open(prefixedMessage.url(windowURL) + "&expected_innerHeight=405", '', featureString); 71 }, `features "${feature}" should set "height=405"`); 72 }); 73 74 } 75 76 </script>