зеркало из https://github.com/mozilla/gecko-dev.git
63 строки
2.1 KiB
HTML
63 строки
2.1 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=698384
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-->
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<head>
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<title>Test for Bug 698384</title>
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<script type="text/javascript"
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src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="/tests/SimpleTest/EventUtils.js"
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type="text/javascript"></script>
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<link rel="stylesheet" type="text/css"
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href="/tests/SimpleTest/test.css" />
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</head>
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<body onload="runTests();">
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<a target="_blank"
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href="https://bugzilla.mozilla.org/show_bug.cgi?id=698384">
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Mozilla Bug 698384</a>
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<p id="display"></p>
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<div id="content" style="display: none"></div>
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<pre id="test">
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<script type="text/javascript">
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/*
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Checks to see if default parameter handling is correct when 0, 1
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or 2 parameters are passed.
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If one is only passed, aFilter should default to null
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If none are passed, aFilter should be null and aWhatToShow should
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be NodeFilter.SHOW_ALL
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*/
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SimpleTest.waitForExplicitFinish();
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var content = $('content'),
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ni;
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content.innerHTML = ('<span id="A"><\/span><span id="B"><\/span>'
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+ '<span id="C"><\/span>');
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function runTests() {
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// Test NodeIterator when no optional arguments are given
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ni = document.createNodeIterator(content);
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is(ni.whatToShow, NodeFilter.SHOW_ALL, "whatToShow should be " +
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"NodeFilter.SHOW_ALL when both " +
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" optionals are not given");
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is(ni.filter, null, "filter should be defaulted to null when both " +
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" optionals are not given");
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// Test NodeIterator when first optional is passed
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ni = document.createNodeIterator(content, NodeFilter.SHOW_ELEMENT);
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is(ni.filter, null, "filter should be defaulted to null when only " +
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" first argument is passed");
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is(ni.whatToShow, NodeFilter.SHOW_ELEMENT, "whatToShow should " +
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"properly be set to NodeFilter.SHOW_ELEMENT when whatToShow is " +
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"provided and filter is not");
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SimpleTest.finish();
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}
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</script>
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</pre>
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</body>
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</html>
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