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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/wasm/getbuffersubdata-16gb-wasm-memory.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/wasm/getbuffersubdata-16gb-wasm-memory.html | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/wasm/getbuffersubdata-16gb-wasm-memory.html b/dom/canvas/test/webgl-conf/checkout/conformance2/wasm/getbuffersubdata-16gb-wasm-memory.html new file mode 100644 index 0000000000..8390957b02 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/wasm/getbuffersubdata-16gb-wasm-memory.html @@ -0,0 +1,48 @@ +<!-- +Copyright (c) 2024 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>getBufferSubData test to Wasm Memory 16GB in size.</title> +<link rel="stylesheet" href="../../resources/js-test-style.css"/> +<script src="../../js/js-test-pre.js"></script> +<script src="../../js/webgl-test-utils.js"> </script> +</head> +<body> +<canvas id="canvas" width="2" height="2" style="width: 40px; height: 40px;"></canvas> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; +description(document.title); +debug("Tests that getBufferSubData can be called on WebAssembly Memory of 16GB in size."); +debug(""); +let wtu = WebGLTestUtils; +let gl = wtu.create3DContext("canvas", undefined, 2); + +const PAGE = 65536; +const SIZE = 16 * 1024 * 1024 * 1024; +let view = new Uint8Array(new WebAssembly.Memory({ index: 'i64', initial: SIZE / PAGE }).buffer); +let expectedData = new Uint8Array([1, 2, 3, 4]); + +let buf = gl.createBuffer(); +gl.bindBuffer(gl.ARRAY_BUFFER, buf); +gl.bufferData(gl.ARRAY_BUFFER, expectedData, gl.STATIC_DRAW); + +const length = expectedData.length; +const offset = SIZE - length; +gl.getBufferSubData(gl.ARRAY_BUFFER, 0, view, offset, length); +wtu.glErrorShouldBe(gl, gl.NO_ERROR); +for (let i = 0; i < length; i++) { + shouldBe(`view[${i + offset}]`, `expectedData[${i}]`); +} + +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> +</body> +</html> |