gecko-dev/dom/smil/test/test_smilTimingZeroIntervals.xhtml

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
  <title>Test for SMIL timing with zero-duration intervals</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
<svg id="svg" xmlns="http://www.w3.org/2000/svg" width="120px" height="120px"
     onload="this.pauseAnimations()">
  <circle cx="-100" cy="20" r="15" fill="blue" id="circle"/>
</svg>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
<![CDATA[
/** Test for SMIL timing with zero-duration intervals **/

/* Global Variables */
const svgns="http://www.w3.org/2000/svg";
var svg = document.getElementById("svg");
var circle = document.getElementById('circle');

SimpleTest.waitForExplicitFinish();

function createAnim() {
  var anim = document.createElementNS(svgns,'animate');
  anim.setAttribute('attributeName','cx');
  anim.setAttribute('from','0');
  anim.setAttribute('to','100');
  anim.setAttribute('dur','10s');
  anim.setAttribute('begin','indefinite');
  return circle.appendChild(anim);
}

function removeAnim(anim) {
  anim.parentNode.removeChild(anim);
}

function main() {
  ok(svg.animationsPaused(), "should be paused by <svg> load handler");
  is(svg.getCurrentTime(), 0, "should be paused at 0 in <svg> load handler");

  var tests =
    [ testZeroDurationIntervalsA,
      testZeroDurationIntervalsB,
      testZeroDurationIntervalsC,
      testZeroDurationIntervalsD,
      testZeroDurationIntervalsE,
      testZeroDurationIntervalsF,
      testZeroDurationIntervalsG,
      testZeroDurationIntervalsH,
      testZeroDurationIntervalsI,
      testZeroDurationIntervalsJ,
      testZeroDurationIntervalsK,
      testZeroDurationIntervalsL,
      testZeroDurationIntervalsM,
      testZeroDurationIntervalsN,
      testZeroDurationIntervalsO
    ];
  for (var i = 0; i < tests.length; i++) {
    var anim = createAnim();
    svg.setCurrentTime(0);
    tests[i](anim);
    removeAnim(anim);
  }
  SimpleTest.finish();
}

function checkSample(time, expectedValue) {
  svg.setCurrentTime(time);
  is(circle.cx.animVal.value, expectedValue);
}

function testZeroDurationIntervalsA(anim) {
  // The zero-duration interval should play, followed by a second interval
  // starting at the same point. There is no end for the interval
  // at 4s so it should not play.
  anim.setAttribute('begin', '1s ;4s');
  anim.setAttribute('end', '1s; 2s');
  anim.setAttribute('dur', '2s ');
  anim.setAttribute('fill', 'freeze');
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(1.1,5);
  checkSample(2,50);
  checkSample(3,50);
  checkSample(4,50);
  checkSample(5,50);
  checkSample(6,50);
}

function testZeroDurationIntervalsB(anim) {
  // This interval should however actually restart as there is a valid end-point
  anim.setAttribute('begin', '1s ;4s');
  anim.setAttribute('end', '1.1s; indefinite');
  anim.setAttribute('dur', '2s ');
  anim.setAttribute('fill', 'freeze');
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(1.1,5);
  checkSample(2,5);
  checkSample(4,0);
  checkSample(5,50);
}

function testZeroDurationIntervalsC(anim) {
  // -0.5s has already been used as the endpoint of one interval so don't use it
  // a second time
  anim.setAttribute('begin', '-2s; -0.5s');
  anim.setAttribute('end', '-0.5s; 1s');
  anim.setAttribute('dur', '2s');
  anim.setAttribute('fill', 'freeze');
  checkSample(0,25);
  checkSample(1.5,75);
}

function testZeroDurationIntervalsD(anim) {
  // Two end points that could make a zero-length interval
  anim.setAttribute('begin', '-2s; -0.5s');
  anim.setAttribute('end', '-0.5s; -0.5s; 1s');
  anim.setAttribute('dur', '2s');
  anim.setAttribute('fill', 'freeze');
  checkSample(0,25);
  checkSample(1.5,75);
}

function testZeroDurationIntervalsE(anim) {
  // Should give us 1s-1s, 1s-5s
  anim.setAttribute('begin', '1s');
  anim.setAttribute('end', '1s; 5s');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),1);
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(6,40);
}

function testZeroDurationIntervalsF(anim) {
  // Should give us 1s-1s
  anim.setAttribute('begin', '1s');
  anim.setAttribute('end', '1s');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),1);
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(2,0);
  try {
    anim.getStartTime();
    ok(false, "Failed to throw exception when there's no current interval.");
  } catch (e) { }
}

function testZeroDurationIntervalsG(anim) {
  // Test a non-zero interval after a zero interval
  // Should give us 1-2s, 3-3s, 3-4s
  anim.setAttribute('begin', '1s; 3s');
  anim.setAttribute('end', '3s; 5s');
  anim.setAttribute('dur', '1s');
  anim.setAttribute('fill', 'freeze');
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(2,100);
  checkSample(3,0);
  checkSample(5,100);
}

function testZeroDurationIntervalsH(anim) {
  // Test multiple non-adjacent zero-intervals
  // Should give us 1-1s, 1-2s, 3-3s, 3-4s
  anim.setAttribute('begin', '1s; 3s');
  anim.setAttribute('end', '1s; 3s; 5s');
  anim.setAttribute('dur', '1s');
  anim.setAttribute('fill', 'freeze');
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(2,100);
  checkSample(3,0);
  checkSample(5,100);
}

function testZeroDurationIntervalsI(anim) {
  // Test skipping values that are the same
  // Should give us 1-1s, 1-2s
  anim.setAttribute('begin', '1s; 1s');
  anim.setAttribute('end', '1s; 1s; 2s');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),1);
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(2,10);
  checkSample(3,10);
}

function testZeroDurationIntervalsJ(anim) {
  // Should give us 0-0.5s, 1-1s, 1-3s
  anim.setAttribute('begin', '0s; 1s; 1s');
  anim.setAttribute('end', '1s; 3s');
  anim.setAttribute('dur', '0.5s');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),0);
  checkSample(0,0);
  checkSample(0.6,100);
  checkSample(1,0);
  checkSample(2,100);
}

function testZeroDurationIntervalsK(anim) {
  // Should give us -0.5-1s
  anim.setAttribute('begin', '-0.5s');
  anim.setAttribute('end', '-0.5s; 1s');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),-0.5);
  checkSample(0,5);
  checkSample(1,15);
  checkSample(2,15);
}

function testZeroDurationIntervalsL(anim) {
  // Test that multiple end values are ignored
  // Should give us 1-1s, 1-3s
  anim.setAttribute('begin', '1s');
  anim.setAttribute('end', '1s; 1s; 1s; 3s');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),1);
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(2,10);
  checkSample(4,20);
}

function testZeroDurationIntervalsM(anim) {
  // Test 0-duration interval at start
  anim.setAttribute('begin', '0s');
  anim.setAttribute('end', '0s');
  anim.setAttribute('fill', 'freeze');
  try {
    anim.getStartTime();
    ok(false, "Failed to throw exception when there's no current interval.");
  } catch (e) { }
  checkSample(0,0);
  checkSample(1,0);
}

function testZeroDurationIntervalsN(anim) {
  // Test 0-active-duration interval at start (different code path to above)
  anim.setAttribute('begin', '0s');
  anim.setAttribute('repeatDur', '0s');
  anim.setAttribute('fill', 'freeze');
  try {
    anim.getStartTime();
    ok(false, "Failed to throw exception when there's no current interval.");
  } catch (e) { }
  checkSample(0,0);
  checkSample(1,0);
}

function testZeroDurationIntervalsO(anim) {
  // Make a zero-duration interval by constraining the active duration
  // We should not loop infinitely but should look for the next begin time after
  // that (in this case that is 2s, which would otherwise have been skipped
  // because restart=whenNotActive)
  // Should give us 1-1s, 2-2s
  anim.setAttribute('begin', '1s; 2s');
  anim.setAttribute('repeatDur', '0s');
  anim.setAttribute('restart', 'whenNotActive');
  anim.setAttribute('fill', 'freeze');
  is(anim.getStartTime(),1);
  checkSample(0,-100);
  checkSample(1,0);
  checkSample(1.5,0);
  checkSample(3,0);
  try {
    anim.getStartTime();
    ok(false, "Failed to throw exception when there's no current interval.");
  } catch (e) { }
}

window.addEventListener("load", main, false);
]]>
</script>
</pre>
</body>
</html>