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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>WebGL gl enums Conformance Tests</title>
<link rel="stylesheet" href="../../resources/js-test-style.css"/>
<script src="../../resources/desktop-gl-constants.js" type="text/javascript"></script>
<script src="../../resources/js-test-pre.js"></script>
<script src="../resources/webgl-test-utils.js"></script>
<script src="../../resources/test-eval.js"></script>
</head>
<body>
<div id="description"></div>
<div id="console"></div>
<canvas id="canvas" width="2" height="2"> </canvas>
<script>
"use strict";
description("This test ensures various WebGL functions fail when passed non OpenGL ES 2.0 enums.");

debug("");
debug("Canvas.getContext");

var wtu = WebGLTestUtils;
var gl = wtu.create3DContext("canvas");
if (!gl) {
  testFailed("context does not exist");
} else {
  testPassed("context exists");

  debug("");
  debug("Checking gl enums.");

  var buffer = new ArrayBuffer(2);
  var buf = new Uint16Array(buffer);
  var tex = gl.createTexture();
  gl.bindBuffer(gl.ARRAY_BUFFER, gl.createBuffer());
  wtu.glErrorShouldBe(gl, gl.NO_ERROR);

  var tests = [
    "gl.bindTexture(desktopGL['TEXTURE_3D'], tex)",
    "gl.blendEquation(desktopGL['MIN'])",
    "gl.blendEquation(desktopGL['MAX'])",
    "gl.blendEquationSeparate(desktopGL['MIN'], gl.FUNC_ADD)",
    "gl.blendEquationSeparate(desktopGL['MAX'], gl.FUNC_ADD)",
    "gl.blendEquationSeparate(gl.FUNC_ADD, desktopGL['MIN'])",
    "gl.blendEquationSeparate(gl.FUNC_ADD, desktopGL['MAX'])",
    "gl.bufferData(gl.ARRAY_BUFFER, 3, desktopGL['STATIC_READ'])",
    "gl.disable(desktopGL['CLIP_PLANE0'])",
    "gl.disable(desktopGL['POINT_SPRITE'])",
    "gl.getBufferParameter(gl.ARRAY_BUFFER, desktopGL['PIXEL_PACK_BUFFER'])",
    "gl.hint(desktopGL['PERSPECTIVE_CORRECTION_HINT'], gl.FASTEST)",
    "gl.isEnabled(desktopGL['CLIP_PLANE0'])",
    "gl.isEnabled(desktopGL['POINT_SPRITE'])",
    "gl.pixelStorei(desktopGL['PACK_SWAP_BYTES'], 1)",
  ];
  for (var ii = 0; ii < tests.length; ++ii) {
    TestEval(tests[ii]);
    wtu.glErrorShouldBe(gl, gl.INVALID_ENUM,
              tests[ii] + " should return INVALID_ENUM.");
  }

  gl.bindTexture(gl.TEXTURE_2D, tex);
  wtu.glErrorShouldBe(gl, gl.NO_ERROR);

  tests = [
    "gl.getTexParameter(gl.TEXTURE_2D, desktopGL['GENERATE_MIPMAP'])",
    "gl.texParameteri(desktopGL['TEXTURE_3D'], gl.TEXTURE_MAG_FILTER, gl.NEAREST)",
    "gl.texParameteri(gl.TEXTURE_2D, desktopGL['GENERATE_MIPMAP'], 1)"
  ];
  for (var ii = 0; ii < tests.length; ++ii) {
    TestEval(tests[ii]);
    wtu.glErrorShouldBe(gl, gl.INVALID_ENUM,
              tests[ii] + " should return INVALID_ENUM.");
  }
}

debug("");
var successfullyParsed = true;

</script>
<script src="../../resources/js-test-post.js"></script>

</body>
</html>

