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 extern "C" {
  28 #include "main/enums.h"
  29 }
  30
  31 struct enum_info {
  32    int value;
  33    const char *name;
  34 };
  35
  36 extern const struct enum_info everything[];
  37
  38 TEST(EnumStrings, LookUpByNumber)
  39 {
  40    for (unsigned i = 0; everything[i].name != NULL; i++) {
  41       EXPECT_STREQ(everything[i].name,
  42                    _mesa_enum_to_string(everything[i].value));
  43    }
  44 }
  45
  46 TEST(EnumStrings, LookUpUnknownNumber)
  47 {
  48    EXPECT_STRCASEEQ("0xEEEE", _mesa_enum_to_string(0xEEEE));
  49 }
  50
  51 const struct enum_info everything[] = {
  52    /* A core enum, that should take precedence over _EXT and _OES. */
  53    { 0x0007, "GL_QUADS" },
  54
  55    /* A core enum, that should take precedence over _EXT, _ARB, and _OES. */
  56    { 0x000a, "GL_LINES_ADJACENCY" },
  57
  58    /* A core enum, that should take precedence over a _BIT. */
  59    { 0x0100, "GL_ACCUM" },
  60
  61    /* An EXT-only extension that we never expect to see show up in ARB/core.
  62     */
  63    { 0x8062, "GL_REPLACE_EXT" },
  64
  65    /* An extension that made it from vendor to _EXT, but we never expect to
  66     * see go farther.  Disabled for the moment since Mesa doesn't have the XML
  67     * for it yet.
  68     */
  69    /* { 0x80a1, "GL_1PASS_EXT" }, */
  70
  71    /* A vendor-only extension that we never expect to see show up in
  72     * EXT/ARB/core.
  73     */
  74    { 0x8503, "GL_COMBINE4_NV" },
  75
  76    /* An extension that got promoted from _EXT to _ARB, but we don't expect to
  77     * see go any further.
  78     */
  79    { 0x850a, "GL_MODELVIEW1_ARB" },
  80
  81    /* This should be included, but it's value collides with GL_HINT_BIT.  The
  82     * generator script picks GL_HINT_BIT because it prefers names that lack an
  83     * extension suffix.
  84     */
  85 /*   { 0x8000, "GL_ABGR_EXT" }, */
  86    { 0x8000, "GL_HINT_BIT" },
  87
  88    /* An unusually-large enum */
  89    { 0x19262, "GL_RASTER_POSITION_UNCLIPPED_IBM" },
  90
  91    /* A bitmask masquerading as an enum */
  92    { 0x00080000, "GL_SCISSOR_BIT" },
  93
  94    /* A bitfield where Mesa uses a different value from Khronos. */
  95    { 0x000fffff, "GL_ALL_ATTRIB_BITS" },
  96
  97    /* A bitfield in the table, where we fail to return its string anyway! */
  98    { (int)0xffffffff, "0xffffffff" },
  99
 100    { 0, NULL }
 101 };