/*
 * Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 * for details. All rights reserved. Use of this source code is governed by a
 * BSD-style license that can be found in the LICENSE file.
 */
/**
 * @assertion
 * @description Test for embedded iframe with height: 100% and anonymous table cell parent.
 */
import "dart:html";
import "../../../Utils/async_utils.dart";
import "../../../Utils/expect.dart";
import "../../testharness.dart";

const String htmlEL1 = r'''
<style>
    html, body { height: 100%; margin: 0px; }
    iframe { height: 100%;}
</style>
''';

const String htmlEL2 = r'''
<div style='height: 100%; display:table;'>
    <div style='height: 100%; display:table-row;'>
        <div style='display:table-cell;'>
            <iframe id='iframe-100' frameborder='0px' src='data:text/html;charset=utf-8,<body></body>'></iframe>
        </div>
    </div>
</div>
''';

String getComputedStyleForElement(element, cssPropertyName) {
    Expect.isNotNull(element, "element");
    String propertyName=cssPropertyName.replaceAll("([A-Z])", r"-$1").toLowerCase();
    return element.getComputedStyle('').getPropertyValue(propertyName);
}

int parsePixelValue(String str) {
    Expect.isNotNull(str, "str=$str");
    Expect.isTrue(str.length >= 3, "str.length=${str.length}");
    Expect.isTrue(str.substring(str.length - 2) == "px", "str=$str");
    return int.parse(str.substring(0, str.length - 2));
}

int getHeight(id) {
    Element element=document.getElementById('iframe-100');
    return parsePixelValue(getComputedStyleForElement(element, 'height'));
}

void doTest(e) {
    Expect.equals(window.innerHeight, getHeight('iframe-100'));
    asyncEnd();
}

void main() {
    description("This test checks that iframe with percentage height within table cell ignores the table cell height attribute (strict mode).");
    document.head.appendHtml(htmlEL1, treeSanitizer: new NullTreeSanitizer());
    document.body.appendHtml(htmlEL2, treeSanitizer: new NullTreeSanitizer());
    asyncStart();
    window.onLoad.listen(doTest);
}