client-props-zoom.html

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This WPT test may be referenced by the following Test IDs:
- /css/cssom-view/client-props-zoom.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Client properties for elements with css zoom</title>

<link rel="author" title="Yotam Hacohen" href="mailto:yotha@chromium.org">

<link rel="author" title="Google" href="http://www.google.com/">

<link rel="help" href="https://drafts.csswg.org/css-viewport/">

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

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

<style>

      .test_content div {

        width: 64px;

        height: 64px;

        background-color: cyan;

      .test_content div.x4_zoom {

        zoom: 4.0;

</style>

<body>

  <div class="test_content">

    <div id="no_zoom"></div>

    <div class="x4_zoom" id="element_with_zoom"></div>

    <div class="x4_zoom">

      <div id="direct_child_of_element_with_zoom"></div>

      <div>

        <div id="indirect_child_of_element_with_zoom"></div>

      </div>

      <div class="x4_zoom" id="both_child_and_parent_has_zoom"></div>

    </div>

  </div>

  <script>

      setup(() => {

        window.noZoom = document.getElementById("no_zoom");

});

      function compareObjectToDivWithNoZoom(object){

        assert_equals(object.clientTop, noZoom.clientTop, 'clientTop');

        assert_equals(object.clientLeft, noZoom.clientLeft, 'clientLeft');

        assert_equals(object.clientWidth, noZoom.clientWidth, 'clientWidth');

        assert_equals(object.clientHeight ,noZoom.clientHeight, 'clientHeight');

      test(function() {

        assert_true(!!noZoom, "no zoom target exists");

});

      test(function() {

        compareObjectToDivWithNoZoom(document.getElementById("element_with_zoom"));

        compareObjectToDivWithNoZoom(document.getElementById("direct_child_of_element_with_zoom"));

        compareObjectToDivWithNoZoom(document.getElementById("indirect_child_of_element_with_zoom"));

        compareObjectToDivWithNoZoom(document.getElementById("both_child_and_parent_has_zoom"));

});

  </script>

</body>