mozilla-central/testing/web-platform/tests/svg/types/scripted/SVGAnimatedInteger.html

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<!DOCTYPE HTML>
<title>SVGAnimatedInteger interface - utilizing the targetX property of SVGFEConvolveMatrix</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(function() {
// This test checks the SVGAnimatedInteger API - utilizing the targetX property of SVGFEConvolveMatrix.
var feConvolveMatrix = document.createElementNS("http://www.w3.org/2000/svg", "feConvolveMatrix");
// Check initial targetX value.
assert_true(feConvolveMatrix.targetX instanceof SVGAnimatedInteger);
assert_equals(typeof(feConvolveMatrix.targetX.baseVal), "number");
assert_equals(feConvolveMatrix.targetX.baseVal, 0);
// Check that integers are static, caching value in a local variable and modifying it, should have no effect.
var numRef = feConvolveMatrix.targetX.baseVal;
numRef = 100;
assert_equals(numRef, 100);
assert_equals(feConvolveMatrix.targetX.baseVal, 0);
// Check assigning various valid and invalid values.
feConvolveMatrix.targetX.baseVal = -1;
assert_equals(feConvolveMatrix.targetX.baseVal, -1); // Negative values are allowed from SVG DOM, but should lead to an error when rendering (disable the filter)
feConvolveMatrix.targetX.baseVal = 300;
assert_equals(feConvolveMatrix.targetX.baseVal, 300);
// ECMA-262, 9.5, "ToInt32"
feConvolveMatrix.targetX.baseVal = 'aString';
assert_equals(feConvolveMatrix.targetX.baseVal, 0);
feConvolveMatrix.targetX.baseVal = feConvolveMatrix;
assert_equals(feConvolveMatrix.targetX.baseVal, 0);
feConvolveMatrix.targetX.baseVal = 300;
assert_equals(feConvolveMatrix.targetX.baseVal, 300);
});
</script>