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https://github.com/roytam1/palemoon27.git
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Moonchild
57 lines
2.4 KiB
HTML
57 lines
2.4 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<script>
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// This file has the portion of the test_webgl_renderer_info chrome mochitest
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// that has to run as non-chrome to check that this WebGL extension is not exposed to content
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// we can't call the chrome Mochitest ok() function ourselves from non-chrome code.
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// So we remote it to the chrome test.
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function ok(res, msg) {
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// Note we post to ourselves as posting to the chrome code doesn't seem to work here.
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// This works by having the chrome code put an event handler on our own window.
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window.postMessage({ subTestFinished: true, result: res, message: msg }, "*");
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}
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function messageListener(e) {
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// This is how the chrome test tells us to start running -- we have to wait for this
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// message to avoid running before it's set up its event handler.
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if (e.data == "run") {
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run();
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}
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}
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window.addEventListener("message", messageListener, true);
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function run() {
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const UNMASKED_VENDOR_WEBGL = 0x9245;
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const UNMASKED_RENDERER_WEBGL = 0x9246;
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var canvas = document.createElement("canvas");
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var gl = canvas.getContext("experimental-webgl");
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ok(!gl.getError(), "getError on newly created WebGL context should return NO_ERROR");
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ok(!gl.getParameter(UNMASKED_VENDOR_WEBGL) && gl.getError() == gl.INVALID_ENUM,
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"Should not be able to query UNMASKED_VENDOR_WEBGL without having enabled the WEBGL_debug_renderer_info extension");
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ok(!gl.getParameter(UNMASKED_RENDERER_WEBGL) && gl.getError() == gl.INVALID_ENUM,
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"Should not be able to query UNMASKED_RENDERER_WEBGL without having enabled the WEBGL_debug_renderer_info extension");
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var exts = gl.getSupportedExtensions();
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ok(exts.indexOf("WEBGL_debug_renderer_info") == -1,
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"WEBGL_debug_renderer_info should not be listed by getSupportedExtensions in non-chrome contexts");
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var debugRendererInfoExtension = gl.getExtension("WEBGL_debug_renderer_info");
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ok(!debugRendererInfoExtension,
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"WEBGL_debug_renderer_info should not be available through getExtension in non-chrome contexts");
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ok(!gl.getParameter(UNMASKED_VENDOR_WEBGL) && gl.getError() == gl.INVALID_ENUM,
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"Should not be able to query UNMASKED_VENDOR_WEBGL if enabling WEBGL_debug_renderer_info failed");
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ok(!gl.getParameter(UNMASKED_RENDERER_WEBGL) && gl.getError() == gl.INVALID_ENUM,
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"Should not be able to query UNMASKED_RENDERER_WEBGL if enabling WEBGL_debug_renderer_info failed");
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window.postMessage({allTestsFinished: true}, "*");
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}
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</script>
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</html> |