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      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 };
     98