gdb/unittests/memory-map-selftests.c

   1 /* Self tests for memory-map for GDB, the GNU debugger.
   2
   3    Copyright (C) 2017-2022 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "defs.h"
  21 #include "gdbsupport/selftest.h"
  22 #include "memory-map.h"
  23
  24 #if defined(HAVE_LIBEXPAT)
  25
  26 namespace selftests {
  27 namespace memory_map_tests {
  28
  29 /* A simple valid test input for parse_memory_map.  */
  30
  31 static const char valid_mem_map[] = R"(<?xml version="1.0"?>
  32 <!DOCTYPE memory-map
  33           PUBLIC "+//IDN gnu.org//DTD GDB Memory Map V1.0//EN"
  34                  "http://sourceware.org/gdb/gdb-memory-map.dtd">
  35 <memory-map>
  36   <memory type="ram" start="0" length="4096" />
  37   <memory type="rom" start="65536" length="256" />
  38   <memory type="flash" start="131072" length="65536">
  39     <property name="blocksize">1024</property>
  40   </memory>
  41 </memory-map>
  42 )";
  43
  44 /* Validate memory region R against some expected values (the other
  45    parameters).  */
  46
  47 static void
  48 check_mem_region (const mem_region &r, CORE_ADDR lo, CORE_ADDR hi,
  49                   mem_access_mode mode, int blocksize)
  50 {
  51   SELF_CHECK (r.lo == lo);
  52   SELF_CHECK (r.hi == hi);
  53   SELF_CHECK (r.enabled_p);
  54
  55   SELF_CHECK (r.attrib.mode == mode);
  56   SELF_CHECK (r.attrib.blocksize == blocksize);
  57
  58 }
  59
  60 /* Test the parse_memory_map function.  */
  61
  62 static void
  63 parse_memory_map_tests ()
  64 {
  65   std::vector<mem_region> regions = parse_memory_map (valid_mem_map);
  66
  67   SELF_CHECK (regions.size () == 3);
  68
  69   check_mem_region (regions[0], 0, 0 + 4096, MEM_RW, -1);
  70   check_mem_region (regions[1], 65536, 65536 + 256, MEM_RO, -1);
  71   check_mem_region (regions[2], 131072, 131072 + 65536, MEM_FLASH, 1024);
  72 }
  73
  74 } /* namespace memory_map_tests */
  75 } /* namespace selftests */
  76
  77 #endif /* HAVE_LIBEXPAT */
  78
  79 void _initialize_memory_map_selftests ();
  80 void
  81 _initialize_memory_map_selftests ()
  82 {
  83 #if defined(HAVE_LIBEXPAT)
  84   selftests::register_test
  85     ("parse_memory_map",
  86      selftests::memory_map_tests::parse_memory_map_tests);
  87 #endif
  88 }