1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/canvas/test/webgl-mochitest/test_noprog_draw.html Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,80 @@
1.4 +<!DOCTYPE HTML>
1.5 +<meta http-equiv="content-type" content="text/html; charset=utf-8" />
1.6 +
1.7 +<title>WebGL test: Drawing with a null program</title>
1.8 +
1.9 +<script src="/tests/SimpleTest/SimpleTest.js"></script>
1.10 +<link rel="stylesheet" href="/tests/SimpleTest/test.css">
1.11 +<script src="driver-info.js"></script>
1.12 +<script src="webgl-util.js"></script>
1.13 +
1.14 +
1.15 +<script id="vs" type="x-shader/x-vertex">
1.16 +
1.17 +void main(void) {
1.18 + gl_PointSize = 16.0;
1.19 + gl_Position = vec4(0.0, 0.0, 0.0, 1.0);
1.20 +}
1.21 +
1.22 +</script>
1.23 +<script id="fs" type="x-shader/x-fragment">
1.24 +
1.25 +precision mediump float;
1.26 +
1.27 +void main(void) {
1.28 + gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0);
1.29 +}
1.30 +
1.31 +</script>
1.32 +<body>
1.33 +<canvas id="c" width="64" height="64"></canvas>
1.34 +<script>
1.35 +
1.36 +// Give ourselves a scope to return early from:
1.37 +(function() {
1.38 + var gl = WebGLUtil.getWebGL('c');
1.39 + if (!gl) {
1.40 + todo(false, 'WebGL is unavailable.');
1.41 + return;
1.42 + }
1.43 +
1.44 + function errorFunc(str) {
1.45 + ok(false, 'Error: ' + str);
1.46 + }
1.47 + WebGLUtil.setErrorFunc(errorFunc);
1.48 + WebGLUtil.setWarningFunc(errorFunc);
1.49 +
1.50 + gl.disable(gl.DEPTH_TEST);
1.51 +
1.52 + var prog = WebGLUtil.createProgramByIds(gl, 'vs', 'fs');
1.53 + if (!prog) {
1.54 + ok(false, 'Program linking should succeed.');
1.55 + return;
1.56 + }
1.57 +
1.58 + function checkGLError(func, info, refValue) {
1.59 + if (!refValue)
1.60 + refValue = 0;
1.61 +
1.62 + var error = gl.getError();
1.63 + func(error == refValue,
1.64 + '[' + info + '] gl.getError should be 0x' + refValue.toString(16) +
1.65 + ', was 0x' + error.toString(16) + '.');
1.66 + }
1.67 +
1.68 + // Start drawing
1.69 + checkGLError(ok, 'after setup');
1.70 +
1.71 + gl.useProgram(prog);
1.72 + gl.drawArrays(gl.POINTS, 0, 1);
1.73 + checkGLError(ok, 'after non-null-program DrawArrays');
1.74 +
1.75 + gl.useProgram(null);
1.76 + gl.drawArrays(gl.POINTS, 0, 1);
1.77 + checkGLError(ok, 'after null-program DrawArrays', gl.INVALID_OPERATION);
1.78 +
1.79 + ok(true, 'Test complete.');
1.80 +})();
1.81 +
1.82 +</script>
1.83 +
