W3C Test: Import web-platform-tests/html/semantics

LayoutTests/imported/web-platform-tests/html/semantics/scripting-1/the-template-element/testcommon.js

Index: LayoutTests/imported/web-platform-tests/html/semantics/scripting-1/the-template-element/testcommon.js
diff --git a/LayoutTests/imported/web-platform-tests/html/semantics/scripting-1/the-template-element/testcommon.js b/LayoutTests/imported/web-platform-tests/html/semantics/scripting-1/the-template-element/testcommon.js
new file mode 100644
index 0000000000000000000000000000000000000000..0f2bfb1e21a486fba94995137255c2cc6ce1b3ec
--- /dev/null
+++ b/LayoutTests/imported/web-platform-tests/html/semantics/scripting-1/the-template-element/testcommon.js
@@ -0,0 +1,191 @@
+/*
+Distributed under both the W3C Test Suite License [1] and the W3C
+3-clause BSD License [2]. To contribute to a W3C Test Suite, see the
+policies and contribution forms [3].
+
+[1] http://www.w3.org/Consortium/Legal/2008/04-testsuite-license
+[2] http://www.w3.org/Consortium/Legal/2008/03-bsd-license
+[3] http://www.w3.org/2004/10/27-testcases
+ */
+
+"use strict";
+
+var HTML5_ELEMENTS = [ 'a', 'abbr', 'address', 'area', 'article', 'aside',
+        'audio', 'b', 'base', 'bdi', 'bdo', 'blockquote', 'body', 'br',
+        'button', 'canvas', 'caption', 'cite', 'code', 'col', 'colgroup',
+        'command', 'datalist', 'dd', 'del', 'details', 'dfn', 'dialog', 'div',
+        'dl', 'dt', 'em', 'embed', 'fieldset', 'figcaption', 'figure',
+        'footer', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'header',
+        'hgroup', 'hr', 'html', 'i', 'iframe', 'img', 'input', 'ins', 'kbd',
+        'keygen', 'label', 'legend', 'li', 'link', 'map', 'mark', 'menu',
+        'meta', 'meter', 'nav', 'noscript', 'object', 'ol', 'optgroup',
+        'option', 'output', 'p', 'param', 'pre', 'progress', 'q', 'rp', 'rt',
+        'ruby', 's', 'samp', 'script', 'section', 'select', 'small', 'source',
+        'span', 'strong', 'style', 'sub', 'table', 'tbody', 'td', 'textarea',
+        'tfoot', 'th', 'thead', 'time', 'title', 'tr', 'track', 'u', 'ul',
+        'var', 'video', 'wbr' ];
+
+// only void (without end tag) HTML5 elements
+var HTML5_VOID_ELEMENTS = [ 'area', 'base', 'br', 'col', 'command', 'embed',
+        'hr', 'img', 'input', 'keygen', 'link', 'meta', 'param', 'source',
+        'track', 'wbr' ];
+
+// https://html.spec.whatwg.org/multipage/multipage/forms.html#form-associated-element
+var HTML5_FORM_ASSOCIATED_ELEMENTS = [ 'button', 'fieldset', 'input', 'keygen',
+        'label', 'object', 'output', 'select', 'textarea' ];
+
+function newDocument() {
+    var d = document.implementation.createDocument();
+    return d;
+}
+
+function newHTMLDocument() {
+    var d = document.implementation.createHTMLDocument('Test Document');
+    return d;
+}
+
+function newXHTMLDocument() {
+    var doctype = document.implementation.createDocumentType('html',
+            '-//W3C//DTD XHTML 1.0 Transitional//EN',
+            'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd');
+
+    var d = document.implementation.createDocument(
+            'http://www.w3.org/1999/xhtml', 'html', doctype);
+    return d;
+}
+
+function newIFrame(context, src) {
+    if (typeof (context) === 'undefined'
+            || typeof (context.iframes) !== 'object') {
+        assert_unreached('Illegal context object in newIFrame');
+    }
+
+    var iframe = document.createElement('iframe');
+    iframe.style.display = 'none';
+
+    if (typeof (src) != 'undefined') {
+        iframe.src = src;
+    }
+    document.body.appendChild(iframe);
+    context.iframes.push(iframe);
+
+    assert_true(typeof (iframe.contentWindow) != 'undefined'
+            && typeof (iframe.contentWindow.document) != 'undefined'
+            && iframe.contentWindow.document != document,
+            'Failed to create new rendered document');
+    return iframe;
+}
+
+function newRenderedHTMLDocument(context) {
+    var frame = newIFrame(context);
+    var d = frame.contentWindow.document;
+    return d;
+}
+
+function newContext() {
+    return {
+        iframes : []
+    };
+}
+
+function cleanContext(context) {
+    context.iframes.forEach(function(e) {
+        e.parentNode.removeChild(e);
+    });
+}
+
+// run given test function in context
+// the context is cleaned up after test completes.
+function inContext(f) {
+    return function() {
+        var context = newContext();
+        try {
+            f(context);
+        } finally {
+            cleanContext(context);
+        }
+    };
+}
+
+// new context and iframe are created and url (if supplied) is asigned to
+// iframe.src
+// function f is bound to the iframe onload event or executed directly after
+// iframe creation
+// the context is passed to function as argument
+function testInIFrame(url, f, testName, testProps) {
+    if (url) {
+        var t = async_test(testName, testProps);
+        t.step(function() {
+            var context = newContext();
+            var iframe = newIFrame(context, url);
+            iframe.onload = t.step_func(function() {
+                try {
+                    f(context);
+                    t.done();
+                } finally {
+                    cleanContext(context);
+                }
+            });
+        });
+    } else {
+        test(inContext(function(context) {
+            newRenderedHTMLDocument(context);
+            f(context);
+        }), testName, testProps);
+    }
+}
+
+function assert_nodelist_contents_equal_noorder(actual, expected, message) {
+    assert_equals(actual.length, expected.length, message);
+    var used = [];
+    for ( var i = 0; i < expected.length; i++) {
+        used.push(false);
+    }
+    for (i = 0; i < expected.length; i++) {
+        var found = false;
+        for ( var j = 0; j < actual.length; j++) {
+            if (used[j] == false && expected[i] == actual[j]) {
+                used[j] = true;
+                found = true;
+                break;
+            }
+        }
+        if (!found) {
+            assert_unreached(message + ". Fail reason:  element not found: "
+                    + expected[i]);
+        }
+    }
+}
+
+function isVisible(el) {
+    return el.offsetTop != 0;
+}
+
+function isVoidElement(elementName) {
+    return HTML5_VOID_ELEMENTS.indexOf(elementName) >= 0;
+}
+
+function checkTemplateContent(d, obj, html, id, nodeName) {
+
+    obj.innerHTML = '<template id="tmpl">' + html + '</template>';
+
+    var t = d.querySelector('#tmpl');
+
+    if (id != null) {
+        assert_equals(t.content.childNodes.length, 1, 'Element ' + nodeName
+                + ' should present among template nodes');
+        assert_equals(t.content.firstChild.id, id, 'Wrong element ID');
+    }
+    if (nodeName != null) {
+        assert_equals(t.content.firstChild.nodeName, nodeName.toUpperCase(),
+                'Wrong node name');
+    }
+}
+
+function checkBodyTemplateContent(d, html, id, nodeName) {
+    checkTemplateContent(d, d.body, html, id, nodeName);
+}
+
+function checkHeadTemplateContent(d, html, id, nodeName) {
+    checkTemplateContent(d, d.head, html, id, nodeName);
+}