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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: 1734d700b8e431e4d01690be0558e91d15fc2a79 authored by Andreas Tolfsen on 13 April 2018, 13:33:50 UTC
Test serialisation of collections in wdspec.
Tip revision: 1734d70
Document-prototype-currentScript.html 
<!DOCTYPE html>
<html>
<head>
<title>HTML: Document.prototype.currentScript</title>
<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
<meta name="assert" content="If the script element is in a document, then set the script element's node document's currentScript attribute to the script element.">
<link rel="help" href="https://html.spec.whatwg.org/multipage/scripting.html#execute-the-script-block">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="log"></div>
<script id="outerScriptElement">

var outerScriptElement = document.currentScript;

function testInlineScript(mode)
{
    test(function () {
        var host = document.createElement('div');
        var shadowRoot = host.attachShadow({mode: mode});
        var scriptElement = document.createElement('script');
        scriptElement.textContent = 'assert_equals(document.currentScript, null)';
        shadowRoot.appendChild(scriptElement);

        assert_equals(document.currentScript, outerScriptElement,
            'document.currentScript must be set to the currently excusing script element in a document tree before executing a script in a shadow tree');
        document.body.appendChild(host);
        assert_equals(document.currentScript, outerScriptElement,
            'document.currentScript must be set to the currently excusing script element in a document tree after executing a script in a shadow tree');

    }, 'document.currentScript must not to be set to a script element in a shadow tree in ' + mode + ' mode');
}

testInlineScript('open');
testInlineScript('closed');

var executeExternalScript = null;
var testedScriptElement = null;
function executeNextTest()
{
    var testCase = asyncScriptTests.shift();
    var mode = testCase.mode;
    if (!testCase)
        return;

    testCase.test.step(function () {
        testedScriptElement = document.createElement('script');
        testedScriptElement.src = 'resources/Document-prototype-currentScript-helper.js';

        if (mode !== null) {
            var host = document.createElement('div');
            var shadowRoot = host.attachShadow({mode: mode});
            shadowRoot.appendChild(testedScriptElement);
            document.body.appendChild(host);
        } else {
            document.body.appendChild(testedScriptElement);
        }

        if (testCase.remove)
            testedScriptElement.parentNode.removeChild(testedScriptElement);
    });

    executeExternalScript = function () {
        testCase.test.step(function () {
            assert_equals(document.currentScript, testCase.expected());
        });
        testCase.test.done();
        setTimeout(executeNextTest, 1);
    }
}

var asyncScriptTests = [
    {
        test: async_test('document.currentScript must be set to a script element that loads an external script in a document tree'),
        mode: null, remove: false, expected: function () { return testedScriptElement; }},
    {
        test: async_test('document.currentScript must be set to a script element that loads an external script in a document tree'),
        mode: null, remove: true, expected: function () { return testedScriptElement; }},
    {
        test: async_test('document.currentScript must not be set to a script element that loads an external script in an open shadow tree'),
        mode: 'open', remove: false, expected: function () { return null; }},
    {
        test: async_test('document.currentScript must not be set to a script element that loads an external script in a closed shadow tree'),
        mode: 'closed', remove: false, expected: function () { return null; }},
    {
        test: async_test('document.currentScript must be set to a script element that loads an external script that was in an open shadow tree and then removed'),
        mode: 'open', remove: true, expected: function () { return testedScriptElement; }},
    {
        test: async_test('document.currentScript must be set to a script element that loads an external script that was in a closed shadow tree and then removed'),
        mode: 'closed', remove: true, expected: function () { return testedScriptElement; }},
];

executeNextTest();

</script>
</body>
</html>
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