summaryrefslogtreecommitdiffstats
path: root/dom/canvas/test/webgl-mochitest/test_fb_param_crash.html
blob: 4046309ba6d717c5e5884702fd1a21e333ee319f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
<!DOCTYPE HTML>
<title>WebGL test: bug 958723</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css">
<script src="driver-info.js"></script>
<body>
<canvas id="c"></canvas>
<script>

// Give ourselves a scope to return early from:
(function() {
  var gl = c.getContext('webgl');
  if (!gl) {
    todo(false, 'WebGL is unavailable.');
    return;
  }

  function checkGLError(func, info, reference) {
    var error = gl.getError();
    var prefix = info ? ('[' + info + '] ') : '';
    var text = 'gl.getError should be 0x' + reference.toString(16) +
               ', was 0x' + error.toString(16) + '.';
    func(error == reference, prefix + text);
  }

  // Begin test:
  if (!gl.getExtension('WEBGL_draw_buffers')) {
    todo(false, 'Not having this extension is fine.');
    return;
  }
  checkGLError(ok, 'before bad param query', 0);

  var result = gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER,
                                                    gl.COLOR_ATTACHMENT0,
                                                    gl.FRAMEBUFFER_ATTACHMENT_OBJECT_NAME);

  checkGLError(ok, 'after bad param query', gl.INVALID_OPERATION);
})();

</script>