animate-path-from-to-animation-mismatch-diff-seg-counts.tentative.html

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This WPT test may be referenced by the following Test IDs:
- /svg/animations/animate-path-from-to-animation-mismatch-diff-seg-counts.tentative.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>SVG path 'd' attribute from-to animation with different segment counts</title>

<link rel="help" href="https://www.w3.org/TR/SVG2/paths.html#TheDProperty"/>

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

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

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

<script src="support/animated-path-helpers.js"></script>

<svg>

  <path id="path" fill="green" d="">

    <animate id="animation" attributeName="d"

             from="M20,20 L60,20 L60,60"

             to="M20,20 L60,20 L60,60 L20,60 Z"

             begin="0s" dur="2s" fill="freeze"/>

  </path>

</svg>

<script>

const rootSVGElement = document.querySelector("svg");

// Setup animation test

function sample1() {

  // Discrete animation: at 0%, shows 'from' value

  assert_animated_path_equals(path, "M20,20 L60,20 L60,60");

function sample2() {

  // Discrete animation: at 100%, shows 'to' value

  assert_animated_path_equals(path, "M20,20 L60,20 L60,60 L20,60 Z");

smil_async_test((t) => {

  const expectedValues = [

    // [animationId, time, sampleCallback]

    ["animation", 0.0,   sample1],

    ["animation", 0.999, sample1],

    ["animation", 1.001, sample2],

    ["animation", 2.0,   sample2],

    ["animation", 2.001, sample2]

];

  runAnimationTest(t, expectedValues);

});

</script>