<!DOCTYPE html>
<title>Canvas test: 2d.gradient.object.invalidoffset</title>
<script src="../tests.js"></script>
<link rel="stylesheet" href="../tests.css">
<body>
<p id="passtext">Pass</p>
<p id="failtext">Fail</p>
<p class="output">These images should be identical:</p>
<canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>

<ul id="d"></ul>
<script>
_addTest(function(canvas, ctx) {

var g = ctx.createLinearGradient(0, 0, 100, 0);
try { var _thrown = false;
  g.addColorStop(-1, '#000');
} catch (e) { if (e.code != DOMException.INDEX_SIZE_ERR) _fail("Failed assertion: expected exception of type INDEX_SIZE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INDEX_SIZE_ERR: g.addColorStop(-1, '#000')"); }
try { var _thrown = false;
  g.addColorStop(2, '#000');
} catch (e) { if (e.code != DOMException.INDEX_SIZE_ERR) _fail("Failed assertion: expected exception of type INDEX_SIZE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INDEX_SIZE_ERR: g.addColorStop(2, '#000')"); }
try { var _thrown = false;
  g.addColorStop(Infinity, '#000');
} catch (e) { if (e.code != DOMException.TYPE_ERR) _fail("Failed assertion: expected exception of type Type error, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_ERR: g.addColorStop(Infinity, '#000')"); }
try { var _thrown = false;
  g.addColorStop(-Infinity, '#000');
} catch (e) { if (e.code != DOMException.TYPE_ERR) _fail("Failed assertion: expected exception of type Type error, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_ERR: g.addColorStop(-Infinity, '#000')"); }
try { var _thrown = false;
  g.addColorStop(NaN, '#000');
} catch (e) { if (e.code != DOMException.TYPE_ERR) _fail("Failed assertion: expected exception of type Type error, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_ERR: g.addColorStop(NaN, '#000')"); }


});
</script>