open-features-non-integer-width.html

Enable keyboard shortcuts

This test has a WPT meta file that expects 9 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/browsers/the-window-object/open-close/open-features-non-integer-width.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>HTML: window.open `features`: non-integer values for feature `width`</title>

<meta name=timeout content=long>

<link rel="help" href="https://html.spec.whatwg.org/multipage/#apis-for-creating-and-navigating-browsing-contexts-by-name">

<!-- user agents are not required to support open features other than `noopener`

     and on some platforms position and size features don't make sense -->

<meta name="flags" content="may" />

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/common/PrefixedPostMessage.js"></script>

<script>

var featuresPrefix = `top=0,left=0,height=401,`;

var windowURL = 'resources/message-opener.html';

// https://html.spec.whatwg.org/multipage/infrastructure.html#rules-for-parsing-integers

setup (() => {

  // Before running tests, open a window using features that mimic

  // what would happen if the feature tested here were set to 0

  // for comparison later.

  var featureString = `${featuresPrefix}width=0`;

  var prefixedMessage = new PrefixedMessageTest();

  prefixedMessage.onMessage((data, e) => {

    e.source.close();

    runWindowTests(data);

});

  var win = window.open(prefixedMessage.url(windowURL), '', featureString);

});

function runWindowTests (baselineDimensions) {

  // The absence of the sizing feature should have the same behavior

  // as that feature set to 0

  [ featuresPrefix,

    'top=0,left=0',

  ].forEach(feature => {

    async_test(t => {

      var prefixedMessage = new PrefixedMessageTest();

      prefixedMessage.onMessage(t.step_func_done((data, e) => {

        e.source.close();

        assert_equals(data.width, baselineDimensions.width);

      }));

      var win = window.open(prefixedMessage.url(windowURL) + '&expected_innerWidth=' + baselineDimensions.width, '', feature);

    }, `${feature}: absence of feature "width" should be treated same as "width=0"`);

});

  // When code point in first position is not an ASCII digit, "+" or "-",

  // that's an error and the value becomes 0

  [ 'width=/404',

    'width=_404',

    'width=L404'

  ].forEach(feature => {

    async_test(t => {

      var prefixedMessage = new PrefixedMessageTest();

      var featureString = `${featuresPrefix}${feature}`;

      prefixedMessage.onMessage(t.step_func_done((data, e) => {

        e.source.close();

        assert_equals(data.width, baselineDimensions.width, `"${feature} begins with an invalid character and should be ignored"`);

      }));

      var win = window.open(prefixedMessage.url(windowURL) + '&expected_innerWidth=' + baselineDimensions.width, '', featureString);

    }, `features "${feature}" should NOT set "width=404"`);

});

  // Codepoints that are valid ASCII digits should be collected

  // Non-ASCII digits and subsequent code points are ignored

  [ 'width=405.5',

    'width=405.32',

    'width=405LLl',

    'width=405^4',

    'width=405*3',

    'width=405/5',

    'width=405  ',

    'width=405e1',

    'width=405e-1'

  ].forEach(feature => {

    async_test(t => {

      var prefixedMessage = new PrefixedMessageTest();

      var featureString = `${featuresPrefix}${feature}`;

      prefixedMessage.onMessage(t.step_func_done((data, e) => {

        e.source.close();

        assert_equals(data.width, 405, `"${featureString} value after first non-digit will be ignored"`);

      }));

      var win = window.open(prefixedMessage.url(windowURL) + "&expected_innerWidth=405", '', featureString);

    }, `features "${feature}" should set "width=405"`);

});

</script>