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<!DOCTYPE html>
<meta charset="utf-8">
<title>WebGL Vendor Sanitize with FPP - Vendor should be sanitized</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script>
/* global SimpleTest SpecialPowers */
SimpleTest.waitForExplicitFinish();
document.addEventListener("DOMContentLoaded", async function() {
// Enable FPP with WebGLVendorSanitize
await SpecialPowers.pushPrefEnv({
set: [
["privacy.fingerprintingProtection", true],
["privacy.fingerprintingProtection.overrides", "+WebGLVendorSanitize"],
["privacy.resistFingerprinting", false]
]
});
let canvas = document.body.appendChild(document.createElement("canvas"));
if (!canvas) {
SimpleTest.ok(false, "Cannot create canvas");
SimpleTest.finish();
return;
}
let gl = canvas.getContext("webgl");
if (!gl) {
SimpleTest.ok(false, "Cannot get WebGL context");
SimpleTest.finish();
return;
}
// Try to get the WEBGL_debug_renderer_info extension
let ext = gl.getExtension("WEBGL_debug_renderer_info");
if (!ext) {
SimpleTest.ok(false, "WEBGL_debug_renderer_info extension should be available with FPP");
SimpleTest.finish();
return;
}
// With FPP and WebGLVendorSanitize enabled, the vendor should be sanitized
// to one of the known values
let vendor = gl.getParameter(ext.UNMASKED_VENDOR_WEBGL);
// List of valid sanitized vendor strings
const validVendors = [
"NVIDIA Corporation",
"Intel",
"AMD",
"Qualcomm",
"ARM",
"Apple",
"Samsung",
"Mesa",
"Microsoft",
"VMware",
"Google",
"Other"
];
SimpleTest.ok(validVendors.includes(vendor),
"UNMASKED_VENDOR_WEBGL should be sanitized to one of the known values. Got: " + vendor);
// Verify it's NOT "Mozilla" (which would indicate WebGLRenderInfo is active)
SimpleTest.isnot(vendor, "Mozilla",
"UNMASKED_VENDOR_WEBGL should be sanitized, not 'Mozilla' (WebGLRenderInfo not active)");
SimpleTest.finish();
});
</script>