test_SVGLengthList.xhtml

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<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=515116

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<head>

  <title>Tests specific to SVGLengthList</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script type="text/javascript" src="MutationEventChecker.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

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<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=515116">Mozilla Bug 515116</a>

<p id="display"></p>

<div id="content" style="display:none;">

<svg id="svg" xmlns="http://www.w3.org/2000/svg" width="100" height="100">

  <text id="text" x="10cm 20cm 30mc"/>

  <rect id="rect" x="40" y="50"/>

  <text id="text2" x="60"/>

</svg>

</div>

<pre id="test">

<script class="testbody" type="text/javascript">

<![CDATA[

SimpleTest.waitForExplicitFinish();

/*

This file runs a series of SVGLengthList specific tests. Generic SVGXxxList

tests can be found in test_SVGxxxList.xhtml. Anything that can be generalized

to other list types belongs there.

*/

function run_tests() {

  document.getElementById("svg").pauseAnimations();

  var text = document.getElementById("text");

  var lengths = text.x.baseVal;

  is(lengths.numberOfItems, 0, "Checking numberOfItems");

  // Test mutation events

  // --- Initialization

  var eventChecker = new MutationEventChecker;

  eventChecker.watchAttr(text, "x");

  eventChecker.expect("modify");

  text.textContent = "abc";

  text.setAttribute("x", "10 20 30");

  is(lengths.numberOfItems, 3, "Checking numberOfItems");

  // -- Actual changes

  eventChecker.expect("modify modify modify modify modify");

  lengths[0].value = 8;

  lengths[0].valueInSpecifiedUnits = 9;

  lengths[0].valueAsString = "10";

  lengths[0].convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_CM);

  lengths[0].newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_MM, 11);

  // -- Redundant changes

  eventChecker.expect("modify");

  lengths[0].valueAsString = "10";

  eventChecker.expect("");

  lengths[0].value = 10;

  lengths[0].valueInSpecifiedUnits = 10;

  lengths[0].valueAsString = "10";

  lengths[0].convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_NUMBER);

  lengths[0].newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_NUMBER, 10);

  // -- Invalid attribute

  eventChecker.expect("modify");

  text.setAttribute("x", ",20");

  is(lengths.numberOfItems, 0, "Checking that parsing stops at invalid token");

  // -- Attribute removal

  eventChecker.expect("remove");

  text.removeAttribute("x");

  // -- Non-existent attribute removal

  eventChecker.expect("");

  text.removeAttribute("x");

  text.removeAttributeNS(null, "x");

  eventChecker.finish();

  // Test that the addition of an owned SVGLength to an SVGLengthList creates a

  // copy of the SVGLength, and an unowned SVGLength does not make a copy

  var text2 = document.getElementById("text2");

  var rect = document.getElementById("rect");

  var subtests = [

    function initialize(aItem) {

      text.removeAttribute("x");

      return lengths.initialize(aItem);

},

    function insertItemBefore(aItem) {

      text.removeAttribute("x");

      return lengths.insertItemBefore(aItem, 0);

},

    function replaceItem(aItem) {

      text.setAttribute("x", "10");

      return lengths.replaceItem(aItem, 0);

},

    function appendItem(aItem) {

      text.removeAttribute("x");

      return lengths.appendItem(aItem);

},

];

  subtests.forEach(function(aFunction) {

    // -- Adding an unowned SVGLength

    var name = aFunction.name;

    var existingItem = document.getElementById("svg").createSVGLength();

    var newItem = aFunction(existingItem);

    is(newItem, lengths.getItem(0), name + " return value is correct when passed an unowned object");

    is(newItem, existingItem, name + " did not make a copy when passed an unowned object");

});

  subtests.forEach(function(aFunction) {

    // -- Adding an SVGLength that is a baseVal

    var name = aFunction.name;

    var existingItem = rect.x.baseVal;

    var newItem = aFunction(existingItem);

    is(newItem, lengths.getItem(0), name + " return value is correct when passed a baseVal");

    isnot(newItem, existingItem, name + " made a copy when passed a baseVal");

    is(newItem.value, existingItem.value, name + " made a copy with the right values when passed a baseVal");

    is(rect.x.baseVal, existingItem, name + " left the original object alone when passed a baseVal");

});

  subtests.forEach(function(aFunction) {

    // -- Adding an SVGLength that is an animVal

    var name = aFunction.name;

    var existingItem = rect.x.animVal;

    var newItem = aFunction(existingItem);

    is(newItem, lengths.getItem(0), name + " return value is correct when passed an animVal");

    isnot(newItem, existingItem, name + " made a copy when passed an animVal");

    is(newItem.value, existingItem.value, name + " made a copy with the right values when passed an animVal");

    is(rect.x.animVal, existingItem, name + " left the original object alone when passed an animVal");

});

  subtests.forEach(function(aFunction) {

    // -- Adding an SVGLength that is in a baseVal list

    var name = aFunction.name;

    var existingItem = text2.x.baseVal.getItem(0);

    var newItem = aFunction(existingItem);

    is(newItem, lengths.getItem(0), name + " return value is correct when passed a baseVal list item");

    isnot(newItem, existingItem, name + " made a copy when passed a baseVal list item");

    is(newItem.value, existingItem.value, name + " made a copy with the right values when passed a baseVal list item");

    is(text2.x.baseVal.getItem(0), existingItem, name + " left the original object alone when passed a baseVal list item");

});

  subtests.forEach(function(aFunction) {

    // -- Adding an SVGLength that is in a animVal list

    var name = aFunction.name;

    var existingItem = text2.x.animVal.getItem(0);

    var newItem = aFunction(existingItem);

    is(newItem, lengths.getItem(0), name + " return value is correct when passed a animVal list item");

    isnot(newItem, existingItem, name + " made a copy when passed a animVal list item");

    is(newItem.value, existingItem.value, name + " made a copy with the right values when passed a animVal list item");

    is(text2.x.animVal.getItem(0), existingItem, name + " left the original object alone when passed a animVal list item");

});

  SimpleTest.finish();

window.addEventListener("load",

  () => SpecialPowers.pushPrefEnv({"set": [["dom.mutation_events.enabled", true]]}, run_tests));

]]>

</script>

</pre>

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