1 files changed, 86 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html b/dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html
new file mode 100644
index 0000000000..368130306c
--- /dev/null
+++ b/dom/canvas/test/webgl-conf/checkout/conformance/limits/gl-min-attribs.html
@@ -0,0 +1,86 @@
+<!--
+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>WebGL the minimum number of attributes are supported.</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="example" width="4" height="4" style="width: 40px; height: 30px;"></canvas>
+<div id="description"></div>
+<div id="console"></div>
+<script id="vshader" type="x-shader/x-vertex">
+attribute vec4 vPosition;
+attribute vec4 v0;
+attribute vec4 v1;
+attribute vec4 v2;
+attribute vec4 v3;
+attribute vec4 v4;
+attribute vec4 v5;
+attribute vec4 v6;
+varying vec4 color;
+void main()
+{
+    gl_Position = vPosition;
+    color = v0 + v1 + v2 + v3 + v4 + v5 + v6;
+}
+</script>
+
+<script id="fshader" type="x-shader/x-fragment">
+precision mediump float;
+varying vec4 color;
+void main()
+{
+    gl_FragColor = color;
+}
+</script>
+<script>
+"use strict";
+description(document.title);
+var wtu = WebGLTestUtils;
+var gl = wtu.create3DContext("example");
+var program = wtu.setupTexturedQuad(gl);
+
+var program = wtu.setupProgram(
+    gl,
+    ['vshader', 'fshader'],
+    ['vPosition', 'v0', 'v1', 'v2', 'v3', 'v4', 'v5', 'v6'],
+    [0, 1, 2, 3, 4, 5, 6, 7]);
+
+for (var ii = 0; ii < 7; ++ii) {
+  var v = (ii + 1) / 28;
+  var vertexObject = gl.createBuffer();
+  gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
+  gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
+      v, v/2, v/4, v/8,
+      v, v/2, v/4, v/8,
+      v, v/2, v/4, v/8,
+      v, v/2, v/4, v/8,
+      v, v/2, v/4, v/8,
+      v, v/2, v/4, v/8]), gl.STATIC_DRAW);
+  gl.enableVertexAttribArray(ii + 1);
+  gl.vertexAttribPointer(ii + 1, 4, gl.FLOAT, false, 0, 0);
+}
+
+wtu.clearAndDrawUnitQuad(gl);
+wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup.");
+wtu.checkCanvasRect(gl, 0, 0, gl.canvas.width, gl.canvas.height, [255, 127, 64, 32], "Should render 255,127,64,32 (+/-1)", 1);
+
+var successfullyParsed = true;
+
+</script>
+</body>
+<script src="../../js/js-test-post.js"></script>
+
+</body>
+</html>
+
+