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Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
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<head>
<meta charset="utf-8">
<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>
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<body>
<div id="description"></div>
<div id="console"></div>

<script>
"use strict";
var wtu = WebGLTestUtils;
description("Tests calling WebGL APIs with wrong argument types");


var testArguments = [
  { value: "foo",
    throwsForNullables: true },
  { value: 0,
    throwsForNullables: true },
  { value: null,
    throwsForNullables: false },
  { value: undefined,
    throwsForNullables: false }
];

var argument;

var context = wtu.create3DContext();
var program;
var shader;
var loc;
wtu.loadStandardProgramAsync(context, function(success, prog) {
  program = prog;
  wtu.loadStandardVertexShaderAsync(context, function(success, s) {
    shader = s;

    assertMsg(program != null, "Program Compiled");
    assertMsg(shader != null, "Shader Compiled");

    loc = context.getUniformLocation(program, "u_modelViewProjMatrix");
    assertMsg(loc != null, "getUniformLocation succeeded");

    for (var i = 0; i < testArguments.length; ++i) {
      argument = testArguments[i].value;

      debug('Testing argument: ' + argument);

      // These functions don't accept nullable arguments any more.
      shouldThrow("context.compileShader(argument)");
      shouldThrow("context.linkProgram(argument)");
      shouldThrow("context.attachShader(program, argument)");
      shouldThrow("context.attachShader(argument, shader)");
      shouldThrow("context.detachShader(program, argument)");
      shouldThrow("context.detachShader(argument, shader)");
      shouldThrow("context.shaderSource(argument, 'foo')");
      shouldThrow("context.bindAttribLocation(argument, 0, 'foo')");
      shouldThrow("context.getProgramInfoLog(argument)");
      shouldThrow("context.getProgramParameter(argument, 0)");
      shouldThrow("context.getShaderInfoLog(argument)");
      shouldThrow("context.getShaderParameter(argument, 0)");
      shouldThrow("context.getShaderSource(argument)");
      shouldThrow("context.getUniform(argument, loc)");
      shouldThrow("context.getUniform(program, argument)");
      shouldThrow("context.getUniformLocation(argument, 'u_modelViewProjMatrix')");

      // The following entry points still accept nullable arguments.
      var func;
      if (testArguments[i].throwsForNullables) {
        func = shouldThrow;
      } else {
        func = shouldBeUndefined;
      }

      func("context.bindBuffer(context.ARRAY_BUFFER, argument)");
      func("context.bindFramebuffer(context.FRAMEBUFFER, argument)");
      func("context.bindRenderbuffer(context.RENDERBUFFER, argument)");
      func("context.bindTexture(context.TEXTURE_2D, argument)");
      func("context.framebufferRenderbuffer(context.FRAMEBUFFER, context.DEPTH_ATTACHMENT, context.RENDERBUFFER, argument)");
      func("context.framebufferTexture2D(context.FRAMEBUFFER, context.COLOR_ATTACHMENT0, context.TEXTURE_2D, argument, 0)");
      func("context.uniform2fv(argument, new Float32Array([0.0, 0.0]))");
      func("context.uniform2iv(argument, new Int32Array([0, 0]))");
      func("context.uniformMatrix2fv(argument, false, new Float32Array([0.0, 0.0, 0.0, 0.0]))");
      func("context.useProgram(argument)");
    }
    finishTest();
  });
});
</script>
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