<!DOCTYPE HTML>
<title>SVGPoint interface</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(function() {
  let svgElement = document.createElementNS("http://www.w3.org/2000/svg", "svg");
  let point = svgElement.createSVGPoint();

  // Check initial point values.
  assert_equals(point.x, 0);
  assert_equals(point.y, 0);

  point.y = 2;

  // Check setting valid arguments.
  assert_equals(point.x, 0);
  assert_equals(point.y, 2);

  // Check setting invalid arguments.
  assert_throws_js(TypeError, function() { point.x = NaN; });
  assert_throws_js(TypeError, function() { point.x = Infinity; });
  assert_equals(point.x, 0);
});
</script>
