tex-image-with-bad-args.html

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"use strict";

description('Tests texImage2D with invalid internalformat/format/type combinations');

debug("This includes a regression test for <a href='https://bugs.chromium.org/p/chromium/issues/detail?id=656889'>Chromium Issue 656889</a>");

var wtu = WebGLTestUtils;

var gl = wtu.create3DContext("c", null, 2);

var ext = null;

if (!gl) {

    testFailed("WebGL context does not exist");

} else {

    testPassed("WebGL context exists");

var doTexImage = function(test) {

    var tex = gl.createTexture();

    gl.bindTexture(gl.TEXTURE_2D, tex);

    gl.texImage2D(gl.TEXTURE_2D, 0, test.internalformat, 64, 64, 0, test.format, test.type, null);

    wtu.glErrorShouldBe(gl, test.errors, "TexImage2D taking " + wtu.glEnumToString(gl, test.internalformat) + "/" +

        wtu.glEnumToString(gl, test.format) + "/" + wtu.glEnumToString(gl, test.type));

    gl.deleteTexture(tex);

var tests = [

    { internalformat: gl.RGBA, format: gl.RGBA, type: gl.UNSIGNED_BYTE, errors: [gl.NO_ERROR] },

    { internalformat: gl.RGBA, format: gl.RGBA, type: gl.FLOAT, errors: [gl.INVALID_OPERATION] },

    { internalformat: gl.RGBA, format: gl.RGBA, type: gl.HALF_FLOAT, errors: [gl.INVALID_OPERATION] },

    { internalformat: gl.LUMINANCE, format: gl.LUMINANCE, type: gl.FLOAT, errors: [gl.INVALID_OPERATION] },

    { internalformat: gl.LUMINANCE_ALPHA, format: gl.LUMINANCE_ALPHA, type: gl.HALF_FLOAT, errors: [gl.INVALID_OPERATION] },

    { internalformat: 0x822A /*GL_R16_EXT*/ , format: gl.RED, type: gl.UNSIGNED_SHORT, errors: [gl.INVALID_VALUE, gl.INVALID_OPERATION] },

    { internalformat: gl.RED, format: gl.RED, type: gl.UNSIGNED_SHORT, errors: [gl.INVALID_VALUE, gl.INVALID_OPERATION] },

];

tests.forEach(doTexImage);

var successfullyParsed = true;

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