SVGAnimatedNumber.html

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

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Test Info:

This WPT test may be referenced by the following Test IDs:
- /svg/types/scripted/SVGAnimatedNumber.html - WPT Dashboard Interop Dashboard

<!DOCTYPE HTML>

<title>SVGAnimatedNumber interface - utilizing the surfaceScale property of SVGFESpecularLightingElement</title>

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

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

<script>

test(function() {

  // This test checks the SVGAnimatedNumber API - utilizing the surfaceScale property of SVGFESpecularLightingElement.

  var feSpecularLightingElement = document.createElementNS("http://www.w3.org/2000/svg", "feSpecularLighting");

  // Check initial surfaceScale value.

  assert_true(feSpecularLightingElement.surfaceScale instanceof SVGAnimatedNumber);

  assert_equals(typeof(feSpecularLightingElement.surfaceScale.baseVal), "number");

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 1);

  // Check that integers are static, caching value in a local variable and modifying it, should have no effect.

  var numRef = feSpecularLightingElement.surfaceScale.baseVal;

  numRef = 100;

  assert_equals(numRef, 100);

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 1);

  // Check assigning various valid and invalid values.

  feSpecularLightingElement.surfaceScale.baseVal = -1; // Negative values are allowed from SVG DOM, but should lead to an error when rendering (disable the filter)

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, -1);

  feSpecularLightingElement.surfaceScale.baseVal = 300;

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 300);

  // ECMA-262, 9.3, "ToNumber"

  assert_throws_js(TypeError, function() { feSpecularLightingElement.surfaceScale.baseVal = 'aString'; });

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 300);

  feSpecularLightingElement.surfaceScale.baseVal = 0;

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 0);

  assert_throws_js(TypeError, function() { feSpecularLightingElement.surfaceScale.baseVal = NaN; });

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 0);

  assert_throws_js(TypeError, function() { feSpecularLightingElement.surfaceScale.baseVal = Infinity; });

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 0);

  assert_throws_js(TypeError, function() { feSpecularLightingElement.surfaceScale.baseVal = feSpecularLightingElement; });

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 0);

  feSpecularLightingElement.surfaceScale.baseVal = 300;

  assert_equals(feSpecularLightingElement.surfaceScale.baseVal, 300);

});

</script>