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/*
** Copyright (c) 2012 The Khronos Group Inc.
**
** Permission is hereby granted, free of charge, to any person obtaining a
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>WebGL2 Constants and Properties Test</title>
<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>
</head>
<body>
<div id="description"></div>
<div id="console"></div>
<canvas id="canvas" style="width: 50px; height: 50px;"> </canvas>
<script>
"use strict";
description("This test ensures that the WebGL context has all the constants and (non-function) properties in the specification.");

var constants = {
    /* ClearBufferMask */
DEPTH_BUFFER_BIT               : 0x00000100,
STENCIL_BUFFER_BIT             : 0x00000400,
COLOR_BUFFER_BIT               : 0x00004000,

    /* BeginMode */
POINTS                         : 0x0000,
LINES                          : 0x0001,
LINE_LOOP                      : 0x0002,
LINE_STRIP                     : 0x0003,
TRIANGLES                      : 0x0004,
TRIANGLE_STRIP                 : 0x0005,
TRIANGLE_FAN                   : 0x0006,

    /* AlphaFunction (not supported in ES20) */
    /*      NEVER */
    /*      LESS */
    /*      EQUAL */
    /*      LEQUAL */
    /*      GREATER */
    /*      NOTEQUAL */
    /*      GEQUAL */
    /*      ALWAYS */

    /* BlendingFactorDest */
ZERO                           : 0,
ONE                            : 1,
SRC_COLOR                      : 0x0300,
ONE_MINUS_SRC_COLOR            : 0x0301,
SRC_ALPHA                      : 0x0302,
ONE_MINUS_SRC_ALPHA            : 0x0303,
DST_ALPHA                      : 0x0304,
ONE_MINUS_DST_ALPHA            : 0x0305,

    /* BlendingFactorSrc */
    /*      ZERO */
    /*      ONE */
DST_COLOR                      : 0x0306,
ONE_MINUS_DST_COLOR            : 0x0307,
SRC_ALPHA_SATURATE             : 0x0308,
    /*      SRC_ALPHA */
    /*      ONE_MINUS_SRC_ALPHA */
    /*      DST_ALPHA */
    /*      ONE_MINUS_DST_ALPHA */

    /* BlendEquationSeparate */
FUNC_ADD                       : 0x8006,
BLEND_EQUATION                 : 0x8009,
BLEND_EQUATION_RGB             : 0x8009,   /* same as BLEND_EQUATION */
BLEND_EQUATION_ALPHA           : 0x883D,

    /* BlendSubtract */
FUNC_SUBTRACT                  : 0x800A,
FUNC_REVERSE_SUBTRACT          : 0x800B,

    /* Separate Blend Functions */
BLEND_DST_RGB                  : 0x80C8,
BLEND_SRC_RGB                  : 0x80C9,
BLEND_DST_ALPHA                : 0x80CA,
BLEND_SRC_ALPHA                : 0x80CB,
CONSTANT_COLOR                 : 0x8001,
ONE_MINUS_CONSTANT_COLOR       : 0x8002,
CONSTANT_ALPHA                 : 0x8003,
ONE_MINUS_CONSTANT_ALPHA       : 0x8004,
BLEND_COLOR                    : 0x8005,

    /* Buffer Objects */
ARRAY_BUFFER                   : 0x8892,
ELEMENT_ARRAY_BUFFER           : 0x8893,
ARRAY_BUFFER_BINDING           : 0x8894,
ELEMENT_ARRAY_BUFFER_BINDING   : 0x8895,

STREAM_DRAW                    : 0x88E0,
STATIC_DRAW                    : 0x88E4,
DYNAMIC_DRAW                   : 0x88E8,

BUFFER_SIZE                    : 0x8764,
BUFFER_USAGE                   : 0x8765,

CURRENT_VERTEX_ATTRIB          : 0x8626,

    /* CullFaceMode */
FRONT                          : 0x0404,
BACK                           : 0x0405,
FRONT_AND_BACK                 : 0x0408,

    /* DepthFunction */
    /*      NEVER */
    /*      LESS */
    /*      EQUAL */
    /*      LEQUAL */
    /*      GREATER */
    /*      NOTEQUAL */
    /*      GEQUAL */
    /*      ALWAYS */

    /* EnableCap */
    /* TEXTURE_2D */
CULL_FACE                      : 0x0B44,
BLEND                          : 0x0BE2,
DITHER                         : 0x0BD0,
STENCIL_TEST                   : 0x0B90,
DEPTH_TEST                     : 0x0B71,
SCISSOR_TEST                   : 0x0C11,
POLYGON_OFFSET_FILL            : 0x8037,
SAMPLE_ALPHA_TO_COVERAGE       : 0x809E,
SAMPLE_COVERAGE                : 0x80A0,

    /* ErrorCode */
NO_ERROR                       : 0,
INVALID_ENUM                   : 0x0500,
INVALID_VALUE                  : 0x0501,
INVALID_OPERATION              : 0x0502,
OUT_OF_MEMORY                  : 0x0505,

    /* FrontFaceDirection */
CW                             : 0x0900,
CCW                            : 0x0901,

    /* GetPName */
LINE_WIDTH                     : 0x0B21,
ALIASED_POINT_SIZE_RANGE       : 0x846D,
ALIASED_LINE_WIDTH_RANGE       : 0x846E,
CULL_FACE_MODE                 : 0x0B45,
FRONT_FACE                     : 0x0B46,
DEPTH_RANGE                    : 0x0B70,
DEPTH_WRITEMASK                : 0x0B72,
DEPTH_CLEAR_VALUE              : 0x0B73,
DEPTH_FUNC                     : 0x0B74,
STENCIL_CLEAR_VALUE            : 0x0B91,
STENCIL_FUNC                   : 0x0B92,
STENCIL_FAIL                   : 0x0B94,
STENCIL_PASS_DEPTH_FAIL        : 0x0B95,
STENCIL_PASS_DEPTH_PASS        : 0x0B96,
STENCIL_REF                    : 0x0B97,
STENCIL_VALUE_MASK             : 0x0B93,
STENCIL_WRITEMASK              : 0x0B98,
STENCIL_BACK_FUNC              : 0x8800,
STENCIL_BACK_FAIL              : 0x8801,
STENCIL_BACK_PASS_DEPTH_FAIL   : 0x8802,
STENCIL_BACK_PASS_DEPTH_PASS   : 0x8803,
STENCIL_BACK_REF               : 0x8CA3,
STENCIL_BACK_VALUE_MASK        : 0x8CA4,
STENCIL_BACK_WRITEMASK         : 0x8CA5,
VIEWPORT                       : 0x0BA2,
SCISSOR_BOX                    : 0x0C10,
    /*      SCISSOR_TEST */
COLOR_CLEAR_VALUE              : 0x0C22,
COLOR_WRITEMASK                : 0x0C23,
UNPACK_ALIGNMENT               : 0x0CF5,
PACK_ALIGNMENT                 : 0x0D05,
MAX_TEXTURE_SIZE               : 0x0D33,
MAX_VIEWPORT_DIMS              : 0x0D3A,
SUBPIXEL_BITS                  : 0x0D50,
RED_BITS                       : 0x0D52,
GREEN_BITS                     : 0x0D53,
BLUE_BITS                      : 0x0D54,
ALPHA_BITS                     : 0x0D55,
DEPTH_BITS                     : 0x0D56,
STENCIL_BITS                   : 0x0D57,
POLYGON_OFFSET_UNITS           : 0x2A00,
    /*      POLYGON_OFFSET_FILL */
POLYGON_OFFSET_FACTOR          : 0x8038,
TEXTURE_BINDING_2D             : 0x8069,
SAMPLE_BUFFERS                 : 0x80A8,
SAMPLES                        : 0x80A9,
SAMPLE_COVERAGE_VALUE          : 0x80AA,
SAMPLE_COVERAGE_INVERT         : 0x80AB,

    /* GetTextureParameter */
    /*      TEXTURE_MAG_FILTER */
    /*      TEXTURE_MIN_FILTER */
    /*      TEXTURE_WRAP_S */
    /*      TEXTURE_WRAP_T */

COMPRESSED_TEXTURE_FORMATS     : 0x86A3,

    /* HintMode */
DONT_CARE                      : 0x1100,
FASTEST                        : 0x1101,
NICEST                         : 0x1102,

    /* HintTarget */
GENERATE_MIPMAP_HINT            : 0x8192,

    /* DataType */
BYTE                           : 0x1400,
UNSIGNED_BYTE                  : 0x1401,
SHORT                          : 0x1402,
UNSIGNED_SHORT                 : 0x1403,
INT                            : 0x1404,
UNSIGNED_INT                   : 0x1405,
FLOAT                          : 0x1406,

    /* PixelFormat */
DEPTH_COMPONENT                : 0x1902,
ALPHA                          : 0x1906,
RGB                            : 0x1907,
RGBA                           : 0x1908,
LUMINANCE                      : 0x1909,
LUMINANCE_ALPHA                : 0x190A,

    /* PixelType */
    /*      UNSIGNED_BYTE */
UNSIGNED_SHORT_4_4_4_4         : 0x8033,
UNSIGNED_SHORT_5_5_5_1         : 0x8034,
UNSIGNED_SHORT_5_6_5           : 0x8363,

    /* Shaders */
FRAGMENT_SHADER                  : 0x8B30,
VERTEX_SHADER                    : 0x8B31,
MAX_VERTEX_ATTRIBS               : 0x8869,
MAX_VERTEX_UNIFORM_VECTORS       : 0x8DFB,
MAX_VARYING_VECTORS              : 0x8DFC,
MAX_COMBINED_TEXTURE_IMAGE_UNITS : 0x8B4D,
MAX_VERTEX_TEXTURE_IMAGE_UNITS   : 0x8B4C,
MAX_TEXTURE_IMAGE_UNITS          : 0x8872,
MAX_FRAGMENT_UNIFORM_VECTORS     : 0x8DFD,
SHADER_TYPE                      : 0x8B4F,
DELETE_STATUS                    : 0x8B80,
LINK_STATUS                      : 0x8B82,
VALIDATE_STATUS                  : 0x8B83,
ATTACHED_SHADERS                 : 0x8B85,
ACTIVE_UNIFORMS                  : 0x8B86,
ACTIVE_ATTRIBUTES                : 0x8B89,
SHADING_LANGUAGE_VERSION         : 0x8B8C,
CURRENT_PROGRAM                  : 0x8B8D,

    /* StencilFunction */
NEVER                          : 0x0200,
LESS                           : 0x0201,
EQUAL                          : 0x0202,
LEQUAL                         : 0x0203,
GREATER                        : 0x0204,
NOTEQUAL                       : 0x0205,
GEQUAL                         : 0x0206,
ALWAYS                         : 0x0207,

    /* StencilOp */
    /*      ZERO */
KEEP                           : 0x1E00,
REPLACE                        : 0x1E01,
INCR                           : 0x1E02,
DECR                           : 0x1E03,
INVERT                         : 0x150A,
INCR_WRAP                      : 0x8507,
DECR_WRAP                      : 0x8508,

    /* StringName */
VENDOR                         : 0x1F00,
RENDERER                       : 0x1F01,
VERSION                        : 0x1F02,

    /* TextureMagFilter */
NEAREST                        : 0x2600,
LINEAR                         : 0x2601,

    /* TextureMinFilter */
    /*      NEAREST */
    /*      LINEAR */
NEAREST_MIPMAP_NEAREST         : 0x2700,
LINEAR_MIPMAP_NEAREST          : 0x2701,
NEAREST_MIPMAP_LINEAR          : 0x2702,
LINEAR_MIPMAP_LINEAR           : 0x2703,

    /* TextureParameterName */
TEXTURE_MAG_FILTER             : 0x2800,
TEXTURE_MIN_FILTER             : 0x2801,
TEXTURE_WRAP_S                 : 0x2802,
TEXTURE_WRAP_T                 : 0x2803,

    /* TextureTarget */
TEXTURE_2D                     : 0x0DE1,
TEXTURE                        : 0x1702,

TEXTURE_CUBE_MAP               : 0x8513,
TEXTURE_BINDING_CUBE_MAP       : 0x8514,
TEXTURE_CUBE_MAP_POSITIVE_X    : 0x8515,
TEXTURE_CUBE_MAP_NEGATIVE_X    : 0x8516,
TEXTURE_CUBE_MAP_POSITIVE_Y    : 0x8517,
TEXTURE_CUBE_MAP_NEGATIVE_Y    : 0x8518,
TEXTURE_CUBE_MAP_POSITIVE_Z    : 0x8519,
TEXTURE_CUBE_MAP_NEGATIVE_Z    : 0x851A,
MAX_CUBE_MAP_TEXTURE_SIZE      : 0x851C,

    /* TextureUnit */
TEXTURE0                       : 0x84C0,
TEXTURE1                       : 0x84C1,
TEXTURE2                       : 0x84C2,
TEXTURE3                       : 0x84C3,
TEXTURE4                       : 0x84C4,
TEXTURE5                       : 0x84C5,
TEXTURE6                       : 0x84C6,
TEXTURE7                       : 0x84C7,
TEXTURE8                       : 0x84C8,
TEXTURE9                       : 0x84C9,
TEXTURE10                      : 0x84CA,
TEXTURE11                      : 0x84CB,
TEXTURE12                      : 0x84CC,
TEXTURE13                      : 0x84CD,
TEXTURE14                      : 0x84CE,
TEXTURE15                      : 0x84CF,
TEXTURE16                      : 0x84D0,
TEXTURE17                      : 0x84D1,
TEXTURE18                      : 0x84D2,
TEXTURE19                      : 0x84D3,
TEXTURE20                      : 0x84D4,
TEXTURE21                      : 0x84D5,
TEXTURE22                      : 0x84D6,
TEXTURE23                      : 0x84D7,
TEXTURE24                      : 0x84D8,
TEXTURE25                      : 0x84D9,
TEXTURE26                      : 0x84DA,
TEXTURE27                      : 0x84DB,
TEXTURE28                      : 0x84DC,
TEXTURE29                      : 0x84DD,
TEXTURE30                      : 0x84DE,
TEXTURE31                      : 0x84DF,
ACTIVE_TEXTURE                 : 0x84E0,

    /* TextureWrapMode */
REPEAT                         : 0x2901,
CLAMP_TO_EDGE                  : 0x812F,
MIRRORED_REPEAT                : 0x8370,

    /* Uniform Types */
FLOAT_VEC2                     : 0x8B50,
FLOAT_VEC3                     : 0x8B51,
FLOAT_VEC4                     : 0x8B52,
INT_VEC2                       : 0x8B53,
INT_VEC3                       : 0x8B54,
INT_VEC4                       : 0x8B55,
BOOL                           : 0x8B56,
BOOL_VEC2                      : 0x8B57,
BOOL_VEC3                      : 0x8B58,
BOOL_VEC4                      : 0x8B59,
FLOAT_MAT2                     : 0x8B5A,
FLOAT_MAT3                     : 0x8B5B,
FLOAT_MAT4                     : 0x8B5C,
SAMPLER_2D                     : 0x8B5E,
SAMPLER_CUBE                   : 0x8B60,

    /* Vertex Arrays */
VERTEX_ATTRIB_ARRAY_ENABLED        : 0x8622,
VERTEX_ATTRIB_ARRAY_SIZE           : 0x8623,
VERTEX_ATTRIB_ARRAY_STRIDE         : 0x8624,
VERTEX_ATTRIB_ARRAY_TYPE           : 0x8625,
VERTEX_ATTRIB_ARRAY_NORMALIZED     : 0x886A,
VERTEX_ATTRIB_ARRAY_POINTER        : 0x8645,
VERTEX_ATTRIB_ARRAY_BUFFER_BINDING : 0x889F,

    /* Shader Source */
COMPILE_STATUS                 : 0x8B81,

    /* Shader Precision-Specified Types */
LOW_FLOAT                      : 0x8DF0,
MEDIUM_FLOAT                   : 0x8DF1,
HIGH_FLOAT                     : 0x8DF2,
LOW_INT                        : 0x8DF3,
MEDIUM_INT                     : 0x8DF4,
HIGH_INT                       : 0x8DF5,

    /* Framebuffer Object. */
FRAMEBUFFER                    : 0x8D40,
RENDERBUFFER                   : 0x8D41,

RGBA4                          : 0x8056,
RGB5_A1                        : 0x8057,
RGB565                         : 0x8D62,
DEPTH_COMPONENT16              : 0x81A5,
STENCIL_INDEX8                 : 0x8D48,
DEPTH_STENCIL                  : 0x84F9,

RENDERBUFFER_WIDTH             : 0x8D42,
RENDERBUFFER_HEIGHT            : 0x8D43,
RENDERBUFFER_INTERNAL_FORMAT   : 0x8D44,
RENDERBUFFER_RED_SIZE          : 0x8D50,
RENDERBUFFER_GREEN_SIZE        : 0x8D51,
RENDERBUFFER_BLUE_SIZE         : 0x8D52,
RENDERBUFFER_ALPHA_SIZE        : 0x8D53,
RENDERBUFFER_DEPTH_SIZE        : 0x8D54,
RENDERBUFFER_STENCIL_SIZE      : 0x8D55,

FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE           : 0x8CD0,
FRAMEBUFFER_ATTACHMENT_OBJECT_NAME           : 0x8CD1,
FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL         : 0x8CD2,
FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE : 0x8CD3,

COLOR_ATTACHMENT0              : 0x8CE0,
DEPTH_ATTACHMENT               : 0x8D00,
STENCIL_ATTACHMENT             : 0x8D20,
DEPTH_STENCIL_ATTACHMENT       : 0x821A,

NONE                           : 0,

FRAMEBUFFER_COMPLETE                      : 0x8CD5,
FRAMEBUFFER_INCOMPLETE_ATTACHMENT         : 0x8CD6,
FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT : 0x8CD7,
FRAMEBUFFER_INCOMPLETE_DIMENSIONS         : 0x8CD9,
FRAMEBUFFER_UNSUPPORTED                   : 0x8CDD,

FRAMEBUFFER_BINDING            : 0x8CA6,
RENDERBUFFER_BINDING           : 0x8CA7,
MAX_RENDERBUFFER_SIZE          : 0x84E8,

INVALID_FRAMEBUFFER_OPERATION  : 0x0506,

IMPLEMENTATION_COLOR_READ_TYPE : 0x8B9A,
IMPLEMENTATION_COLOR_READ_FORMAT : 0x8B9B,

/* WebGL-specific enums */
UNPACK_FLIP_Y_WEBGL                : 0x9240,
UNPACK_PREMULTIPLY_ALPHA_WEBGL     : 0x9241,
CONTEXT_LOST_WEBGL                 : 0x9242,
UNPACK_COLORSPACE_CONVERSION_WEBGL : 0x9243,
BROWSER_DEFAULT_WEBGL              : 0x9244,

/* WebGL2 enums */
READ_BUFFER : 0x0C02,
UNPACK_ROW_LENGTH : 0x0CF2,
UNPACK_SKIP_ROWS : 0x0CF3,
UNPACK_SKIP_PIXELS : 0x0CF4,
PACK_ROW_LENGTH : 0x0D02,
PACK_SKIP_ROWS : 0x0D03,
PACK_SKIP_PIXELS : 0x0D04,
COLOR : 0x1800,
DEPTH : 0x1801,
STENCIL : 0x1802,
RED : 0x1903,
RGB8 : 0x8051,
RGBA8 : 0x8058,
RGB10_A2 : 0x8059,
TEXTURE_BINDING_3D : 0x806A,
UNPACK_SKIP_IMAGES : 0x806D,
UNPACK_IMAGE_HEIGHT : 0x806E,
TEXTURE_3D : 0x806F,
TEXTURE_WRAP_R : 0x8072,
MAX_3D_TEXTURE_SIZE : 0x8073,
UNSIGNED_INT_2_10_10_10_REV : 0x8368,
MAX_ELEMENTS_VERTICES : 0x80E8,
MAX_ELEMENTS_INDICES : 0x80E9,
TEXTURE_MIN_LOD : 0x813A,
TEXTURE_MAX_LOD : 0x813B,
TEXTURE_BASE_LEVEL : 0x813C,
TEXTURE_MAX_LEVEL : 0x813D,
MIN : 0x8007,
MAX : 0x8008,
DEPTH_COMPONENT24 : 0x81A6,
MAX_TEXTURE_LOD_BIAS : 0x84FD,
TEXTURE_COMPARE_MODE : 0x884C,
TEXTURE_COMPARE_FUNC : 0x884D,
CURRENT_QUERY : 0x8865,
QUERY_RESULT : 0x8866,
QUERY_RESULT_AVAILABLE : 0x8867,
STREAM_READ : 0x88E1,
STREAM_COPY : 0x88E2,
STATIC_READ : 0x88E5,
STATIC_COPY : 0x88E6,
DYNAMIC_READ : 0x88E9,
DYNAMIC_COPY : 0x88EA,
MAX_DRAW_BUFFERS : 0x8824,
DRAW_BUFFER0 : 0x8825,
DRAW_BUFFER1 : 0x8826,
DRAW_BUFFER2 : 0x8827,
DRAW_BUFFER3 : 0x8828,
DRAW_BUFFER4 : 0x8829,
DRAW_BUFFER5 : 0x882A,
DRAW_BUFFER6 : 0x882B,
DRAW_BUFFER7 : 0x882C,
DRAW_BUFFER8 : 0x882D,
DRAW_BUFFER9 : 0x882E,
DRAW_BUFFER10 : 0x882F,
DRAW_BUFFER11 : 0x8830,
DRAW_BUFFER12 : 0x8831,
DRAW_BUFFER13 : 0x8832,
DRAW_BUFFER14 : 0x8833,
DRAW_BUFFER15 : 0x8834,
MAX_FRAGMENT_UNIFORM_COMPONENTS : 0x8B49,
MAX_VERTEX_UNIFORM_COMPONENTS : 0x8B4A,
SAMPLER_3D : 0x8B5F,
SAMPLER_2D_SHADOW : 0x8B62,
FRAGMENT_SHADER_DERIVATIVE_HINT : 0x8B8B,
PIXEL_PACK_BUFFER : 0x88EB,
PIXEL_UNPACK_BUFFER : 0x88EC,
PIXEL_PACK_BUFFER_BINDING : 0x88ED,
PIXEL_UNPACK_BUFFER_BINDING : 0x88EF,
FLOAT_MAT2x3 : 0x8B65,
FLOAT_MAT2x4 : 0x8B66,
FLOAT_MAT3x2 : 0x8B67,
FLOAT_MAT3x4 : 0x8B68,
FLOAT_MAT4x2 : 0x8B69,
FLOAT_MAT4x3 : 0x8B6A,
SRGB : 0x8C40,
SRGB8 : 0x8C41,
SRGB8_ALPHA8 : 0x8C43,
COMPARE_REF_TO_TEXTURE : 0x884E,
RGBA32F : 0x8814,
RGB32F : 0x8815,
RGBA16F : 0x881A,
RGB16F : 0x881B,
VERTEX_ATTRIB_ARRAY_INTEGER : 0x88FD,
MAX_ARRAY_TEXTURE_LAYERS : 0x88FF,
MIN_PROGRAM_TEXEL_OFFSET : 0x8904,
MAX_PROGRAM_TEXEL_OFFSET : 0x8905,
MAX_VARYING_COMPONENTS : 0x8B4B,
TEXTURE_2D_ARRAY : 0x8C1A,
TEXTURE_BINDING_2D_ARRAY : 0x8C1D,
R11F_G11F_B10F : 0x8C3A,
UNSIGNED_INT_10F_11F_11F_REV : 0x8C3B,
RGB9_E5 : 0x8C3D,
UNSIGNED_INT_5_9_9_9_REV : 0x8C3E,
TRANSFORM_FEEDBACK_BUFFER_MODE : 0x8C7F,
MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS : 0x8C80,
TRANSFORM_FEEDBACK_VARYINGS : 0x8C83,
TRANSFORM_FEEDBACK_BUFFER_START : 0x8C84,
TRANSFORM_FEEDBACK_BUFFER_SIZE : 0x8C85,
TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN : 0x8C88,
RASTERIZER_DISCARD : 0x8C89,
MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS : 0x8C8A,
MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS : 0x8C8B,
INTERLEAVED_ATTRIBS : 0x8C8C,
SEPARATE_ATTRIBS : 0x8C8D,
TRANSFORM_FEEDBACK_BUFFER : 0x8C8E,
TRANSFORM_FEEDBACK_BUFFER_BINDING : 0x8C8F,
RGBA32UI : 0x8D70,
RGB32UI : 0x8D71,
RGBA16UI : 0x8D76,
RGB16UI : 0x8D77,
RGBA8UI : 0x8D7C,
RGB8UI : 0x8D7D,
RGBA32I : 0x8D82,
RGB32I : 0x8D83,
RGBA16I : 0x8D88,
RGB16I : 0x8D89,
RGBA8I : 0x8D8E,
RGB8I : 0x8D8F,
RED_INTEGER : 0x8D94,
RGB_INTEGER : 0x8D98,
RGBA_INTEGER : 0x8D99,
SAMPLER_2D_ARRAY : 0x8DC1,
SAMPLER_2D_ARRAY_SHADOW : 0x8DC4,
SAMPLER_CUBE_SHADOW : 0x8DC5,
UNSIGNED_INT_VEC2 : 0x8DC6,
UNSIGNED_INT_VEC3 : 0x8DC7,
UNSIGNED_INT_VEC4 : 0x8DC8,
INT_SAMPLER_2D : 0x8DCA,
INT_SAMPLER_3D : 0x8DCB,
INT_SAMPLER_CUBE : 0x8DCC,
INT_SAMPLER_2D_ARRAY : 0x8DCF,
UNSIGNED_INT_SAMPLER_2D : 0x8DD2,
UNSIGNED_INT_SAMPLER_3D : 0x8DD3,
UNSIGNED_INT_SAMPLER_CUBE : 0x8DD4,
UNSIGNED_INT_SAMPLER_2D_ARRAY : 0x8DD7,
DEPTH_COMPONENT32F : 0x8CAC,
DEPTH32F_STENCIL8 : 0x8CAD,
FLOAT_32_UNSIGNED_INT_24_8_REV : 0x8DAD,
FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING : 0x8210,
FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE : 0x8211,
FRAMEBUFFER_ATTACHMENT_RED_SIZE : 0x8212,
FRAMEBUFFER_ATTACHMENT_GREEN_SIZE : 0x8213,
FRAMEBUFFER_ATTACHMENT_BLUE_SIZE : 0x8214,
FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE : 0x8215,
FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE : 0x8216,
FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE : 0x8217,
FRAMEBUFFER_DEFAULT : 0x8218,
UNSIGNED_INT_24_8 : 0x84FA,
DEPTH24_STENCIL8 : 0x88F0,
UNSIGNED_NORMALIZED : 0x8C17,
DRAW_FRAMEBUFFER_BINDING : 0x8CA6,
READ_FRAMEBUFFER : 0x8CA8,
DRAW_FRAMEBUFFER : 0x8CA9,
READ_FRAMEBUFFER_BINDING : 0x8CAA,
RENDERBUFFER_SAMPLES : 0x8CAB,
FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER : 0x8CD4,
MAX_COLOR_ATTACHMENTS : 0x8CDF,
COLOR_ATTACHMENT1 : 0x8CE1,
COLOR_ATTACHMENT2 : 0x8CE2,
COLOR_ATTACHMENT3 : 0x8CE3,
COLOR_ATTACHMENT4 : 0x8CE4,
COLOR_ATTACHMENT5 : 0x8CE5,
COLOR_ATTACHMENT6 : 0x8CE6,
COLOR_ATTACHMENT7 : 0x8CE7,
COLOR_ATTACHMENT8 : 0x8CE8,
COLOR_ATTACHMENT9 : 0x8CE9,
COLOR_ATTACHMENT10 : 0x8CEA,
COLOR_ATTACHMENT11 : 0x8CEB,
COLOR_ATTACHMENT12 : 0x8CEC,
COLOR_ATTACHMENT13 : 0x8CED,
COLOR_ATTACHMENT14 : 0x8CEE,
COLOR_ATTACHMENT15 : 0x8CEF,
FRAMEBUFFER_INCOMPLETE_MULTISAMPLE : 0x8D56,
MAX_SAMPLES : 0x8D57,
HALF_FLOAT : 0x140B,
RG : 0x8227,
RG_INTEGER : 0x8228,
R8 : 0x8229,
RG8 : 0x822B,
R16F : 0x822D,
R32F : 0x822E,
RG16F : 0x822F,
RG32F : 0x8230,
R8I : 0x8231,
R8UI : 0x8232,
R16I : 0x8233,
R16UI : 0x8234,
R32I : 0x8235,
R32UI : 0x8236,
RG8I : 0x8237,
RG8UI : 0x8238,
RG16I : 0x8239,
RG16UI : 0x823A,
RG32I : 0x823B,
RG32UI : 0x823C,
VERTEX_ARRAY_BINDING : 0x85B5,
R8_SNORM : 0x8F94,
RG8_SNORM : 0x8F95,
RGB8_SNORM : 0x8F96,
RGBA8_SNORM : 0x8F97,
SIGNED_NORMALIZED : 0x8F9C,
COPY_READ_BUFFER : 0x8F36,
COPY_WRITE_BUFFER : 0x8F37,
COPY_READ_BUFFER_BINDING : 0x8F36,
COPY_WRITE_BUFFER_BINDING : 0x8F37,
UNIFORM_BUFFER : 0x8A11,
UNIFORM_BUFFER_BINDING : 0x8A28,
UNIFORM_BUFFER_START : 0x8A29,
UNIFORM_BUFFER_SIZE : 0x8A2A,
MAX_VERTEX_UNIFORM_BLOCKS : 0x8A2B,
MAX_FRAGMENT_UNIFORM_BLOCKS : 0x8A2D,
MAX_COMBINED_UNIFORM_BLOCKS : 0x8A2E,
MAX_UNIFORM_BUFFER_BINDINGS : 0x8A2F,
MAX_UNIFORM_BLOCK_SIZE : 0x8A30,
MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS : 0x8A31,
MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS : 0x8A33,
UNIFORM_BUFFER_OFFSET_ALIGNMENT : 0x8A34,
ACTIVE_UNIFORM_BLOCKS : 0x8A36,
UNIFORM_TYPE : 0x8A37,
UNIFORM_SIZE : 0x8A38,
UNIFORM_BLOCK_INDEX : 0x8A3A,
UNIFORM_OFFSET : 0x8A3B,
UNIFORM_ARRAY_STRIDE : 0x8A3C,
UNIFORM_MATRIX_STRIDE : 0x8A3D,
UNIFORM_IS_ROW_MAJOR : 0x8A3E,
UNIFORM_BLOCK_BINDING : 0x8A3F,
UNIFORM_BLOCK_DATA_SIZE : 0x8A40,
UNIFORM_BLOCK_ACTIVE_UNIFORMS : 0x8A42,
UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES : 0x8A43,
UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER : 0x8A44,
UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER : 0x8A46,
INVALID_INDEX : 0xFFFFFFFF,
MAX_VERTEX_OUTPUT_COMPONENTS : 0x9122,
MAX_FRAGMENT_INPUT_COMPONENTS : 0x9125,
MAX_SERVER_WAIT_TIMEOUT : 0x9111,
OBJECT_TYPE : 0x9112,
SYNC_CONDITION : 0x9113,
SYNC_STATUS : 0x9114,
SYNC_FLAGS : 0x9115,
SYNC_FENCE : 0x9116,
SYNC_GPU_COMMANDS_COMPLETE : 0x9117,
UNSIGNALED : 0x9118,
SIGNALED : 0x9119,
ALREADY_SIGNALED : 0x911A,
TIMEOUT_EXPIRED : 0x911B,
CONDITION_SATISFIED : 0x911C,
WAIT_FAILED : 0x911D,
SYNC_FLUSH_COMMANDS_BIT : 0x00000001,
TIMEOUT_IGNORED : -1,
VERTEX_ATTRIB_ARRAY_DIVISOR : 0x88FE,
ANY_SAMPLES_PASSED : 0x8C2F,
ANY_SAMPLES_PASSED_CONSERVATIVE : 0x8D6A,
SAMPLER_BINDING : 0x8919,
RGB10_A2UI : 0x906F,
INT_2_10_10_10_REV : 0x8D9F,
TRANSFORM_FEEDBACK : 0x8E22,
TRANSFORM_FEEDBACK_PAUSED : 0x8E23,
TRANSFORM_FEEDBACK_ACTIVE : 0x8E24,
TRANSFORM_FEEDBACK_BINDING : 0x8E25,
TEXTURE_IMMUTABLE_FORMAT : 0x912F,
MAX_ELEMENT_INDEX : 0x8D6B,
TEXTURE_IMMUTABLE_LEVELS : 0x82DF,

/* WebGL-specific enums */
MAX_CLIENT_WAIT_TIMEOUT_WEBGL: 0x9247
};

// Other non-function properties on the WebGL object
var otherProperties = {
drawingBufferWidth  : "number",
drawingBufferHeight : "number",
canvas              : "implementation-dependent"
};

// Properties to be ignored (as a list of strings) because they were
// added in versions of the spec that are backward-compatible with
// this version
var ignoredProperties = [
  'STENCIL_INDEX',
];

// Constants removed from the WebGL spec compared to ES 3.0
var removedConstants = {
BUFFER_ACCESS_FLAGS                   : 0x911F,
BUFFER_MAP_LENGTH                     : 0x9120,
BUFFER_MAP_OFFSET                     : 0x9121,
NUM_COMPRESSED_TEXTURE_FORMATS        : 0x86A2,
FIXED                                 : 0x140C,
ACTIVE_UNIFORM_MAX_LENGTH             : 0x8B87,
ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH  : 0x8A35,
ACTIVE_ATTRIBUTE_MAX_LENGTH           : 0x8B8A,
EXTENSIONS                            : 0x1F03,
UNIFORM_NAME_LENGTH                   : 0x8A39,
UNIFORM_BLOCK_NAME_LENGTH             : 0x8A41,
INFO_LOG_LENGTH                       : 0x8B84,
MAP_READ_BIT                          : 0x0001,
MAP_WRITE_BIT                         : 0x0002,
MAP_INVALIDATE_RANGE_BIT              : 0x0004,
MAP_INVALIDATE_BUFFER_BIT             : 0x0008,
MAP_FLUSH_EXPLICIT_BIT                : 0x0010,
MAP_UNSYNCHRONIZED_BIT                : 0x0020,
SHADER_SOURCE_LENGTH                  : 0x8B88,
SHADER_COMPILER                       : 0x8DFA,
SHADER_BINARY_FORMATS                 : 0x8DF8,
NUM_SHADER_BINARY_FORMATS             : 0x8DF9,
TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH : 0x8C76,
FRAMEBUFFER_UNDEFINED                 : 0x8219,
PROGRAM_BINARY_RETRIEVABLE_HINT       : 0x8257,
PROGRAM_BINARY_LENGTH                 : 0x8741,
PROGRAM_BINARY_FORMATS                : 0x87FE,
NUM_PROGRAM_BINARY_FORMATS            : 0x87FF,
TEXTURE_SWIZZLE_A                     : 0x8E45,
TEXTURE_SWIZZLE_B                     : 0x8E44,
TEXTURE_SWIZZLE_G                     : 0x8E43,
TEXTURE_SWIZZLE_R                     : 0x8E42,
PRIMITIVE_RESTART_FIXED_INDEX         : 0x8D69,
};

function assertProperty(v, p) {
  if (p in v) {
    return true;
  } else {
    testFailed("Property does not exist: " + p)
    return false;
  }
}

function assertNoProperty(v, p) {
  if (p in v) {
    testFailed("Property is defined and should not be: " + p)
    return false;
  } else {
    return true;
  }
}

function assertMsg_(bool, msg) {
  if (!bool) // show only failures to avoid spamming result list
    assertMsg(bool, msg);
  return bool;
}

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

var canvas = document.getElementById("canvas");
var wtu = WebGLTestUtils;
var gl = wtu.create3DContext(canvas, null, 2);
var passed = true;
for (var i in constants) {
  var r = assertProperty(gl, i) && assertMsg_(gl[i] == constants[i], "Property "+i+" value test "+gl[i]+" == "+constants[i]);
  passed = passed && r;
}
if (passed) {
  testPassed("All WebGL constants found to have correct values.");
}
passed = true;
for (var i in removedConstants) {
  var r = assertNoProperty(gl, i);
  passed = passed && r;
}
if (passed) {
  testPassed("All constants removed from WebGL spec were absent from WebGL context.");
}
var extended = false;
for (var i in gl) {
  if (constants[i] !== undefined) {
    // OK; known constant
  } else if (ignoredProperties.indexOf(i) != -1) {
    // OK; constant that should be ignored because it was added in a later version of the spec
  } else if (otherProperties[i] !== undefined &&
             (otherProperties[i] == "implementation-dependent" || typeof gl[i] == otherProperties[i])) {
    // OK; known property of known type
  } else if (typeof gl[i] != "function" && removedConstants[i] === undefined) {
    if (!extended) {
      extended = true;
      testFailed("Also found the following extra properties:");
    }
    testFailed(i);
  }
}

if (!extended) {
  testPassed("No extra properties found on WebGL context.");
}

debug("");
var successfullyParsed = true;
</script>
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