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diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-cross.html b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-cross.html
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@@ -0,0 +1,53 @@
+<!--
+Copyright (c) 2019 The Khronos Group Inc.
+Use of this source code is governed by an MIT-style license that can be
+found in the LICENSE.txt file.
+-->
+
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>GLSL cross function test</title>
+<link rel="stylesheet" href="../../../resources/js-test-style.css"/>
+<link rel="stylesheet" href="../../../resources/glsl-feature-tests.css"/>
+<script src="../../../js/js-test-pre.js"></script>
+<script src="../../../js/webgl-test-utils.js"> </script>
+<script src="../../../js/glsl-generator.js"> </script>
+</head>
+<body>
+<div id="description"></div>
+<div id="console"></div>
+<script>
+"use strict";
+
+GLSLGenerator.runFeatureTest({
+ feature: "cross",
+ args: "$(type) x, $(type) y",
+ baseArgs: "value$(field)",
+ testFunc: "$(func)($(type),$(type))",
+ emuFuncs: [
+ { type: "vec3",
+ code: [
+ "vec3 $(func)_emu($(args)) {",
+ " return vec3(",
+ " x[1] * y[2] - y[1] * x[2],",
+ " x[2] * y[0] - y[2] * x[0],",
+ " x[0] * y[1] - y[0] * x[1]);",
+ "}"].join("\n")
+ },
+ ],
+ gridRes: 8,
+ tests: [
+ ["$(output) = vec4(",
+ " $(func)(",
+ " normalize($(input).xyz - 0.5),",
+ " normalize($(input).yzw - 0.5)) * 0.5 + 0.5,",
+ " 1);"].join("\n")
+ ]
+});
+var successfullyParsed = true;
+</script>
+</body>
+</html>
+