texImage2DHTMLBadArgs.html

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Copyright (c) 2019 The Khronos Group Inc.

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Tests.startUnit = function () {

  var canvas = document.getElementById('gl');

  var gl = wrapGLContext(getGLContext(canvas));

  var tex = gl.createTexture();

  gl.bindTexture(gl.TEXTURE_2D, tex);

  return [gl, tex];

Tests.testTexImage2D = function(gl) {

    var b = document.createElement('b');

    var div = document.createElement('div');

    var c = document.getElementById('c');

    assertFail("bad element b",

        function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, b); });

    assertFail("bad element div",

        function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, div); });

    assertFail("no element",

        function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, 0); });

    assertFail("string as data",

        function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, "foo"); });

    assertOk("canvas as data",

         function() {gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, c); });

    assertFail("bad target",

        function() {gl.texImage2D(gl.FLOAT, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, c); });

Tests.endUnit = function(gl, tex) {

    gl.bindTexture(gl.TEXTURE_2D, null);

    gl.deleteTexture(tex);

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<style>canvas{ position:absolute; }</style>

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<canvas id="gl" width="16" height="16"></canvas>

<canvas id="c" width="16" height="16"></canvas>

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