src/mesa/main/tests/enum_strings.cpp

   1 /*
   2  * Copyright © 2012 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 #include <gtest/gtest.h>
  25 #include <GL/gl.h>
  26
  27 #include "main/enums.h"
  28
  29 struct enum_info {
  30    int value;
  31    const char *name;
  32 };
  33
  34 extern const struct enum_info everything[];
  35
  36 TEST(EnumStrings, LookUpByNumber)
  37 {
  38    for (unsigned i = 0; everything[i].name != NULL; i++) {
  39       EXPECT_STREQ(everything[i].name,
  40                    _mesa_enum_to_string(everything[i].value));
  41    }
  42 }
  43
  44 TEST(EnumStrings, LookUpUnknownNumber)
  45 {
  46    EXPECT_STRCASEEQ("0xEEEE", _mesa_enum_to_string(0xEEEE));
  47 }
  48
  49 const struct enum_info everything[] = {
  50    /* A core enum, that should take precedence over _EXT and _OES. */
  51    { 0x0007, "GL_QUADS" },
  52
  53    /* A core enum, that should take precedence over _EXT, _ARB, and _OES. */
  54    { 0x000a, "GL_LINES_ADJACENCY" },
  55
  56    /* A core enum, that should take precedence over a _BIT. */
  57    { 0x0100, "GL_ACCUM" },
  58
  59    /* An enum with "_BIT" that shouldn't get stripped out when we drop most
  60     * "*_BIT" enums.
  61     */
  62    { 0x0d55, "GL_ALPHA_BITS" },
  63
  64    /* An EXT-only extension that we never expect to see show up in ARB/core.
  65     */
  66    { 0x8062, "GL_REPLACE_EXT" },
  67
  68    /* An extension that made it from vendor to _EXT, but we never expect to
  69     * see go farther.
  70     */
  71    { 0x80a1, "GL_1PASS_EXT" },
  72
  73    /* A vendor-only extension that we never expect to see show up in
  74     * EXT/ARB/core.
  75     */
  76    { 0x8503, "GL_COMBINE4_NV" },
  77
  78    /* An extension that got promoted from _EXT to _ARB, but we don't expect to
  79     * see go any further.
  80     */
  81    { 0x850a, "GL_MODELVIEW1_ARB" },
  82
  83    /* An EXT-only enum that should take precedence over a _BIT. */
  84    { 0x8000, "GL_ABGR_EXT" },
  85
  86    /* An unusually-large enum */
  87    { 0x19262, "GL_RASTER_POSITION_UNCLIPPED_IBM" },
  88
  89    /* Bitfields like GL_SCISSOR_BIT and GL_ALL_ATTRIB_BITS should not appear
  90     * in the table.
  91     */
  92    { 0x00080000, "0x80000" },
  93    { 0x000fffff, "0xfffff" },
  94    { (int)0xffffffff, "0xffffffff" },
  95
  96    { 0, NULL }
  97 };