gdb/unittests/child-path-selftests.c

   1 /* Self tests for child_path for GDB, the GNU debugger.
   2
   3    Copyright (C) 2019 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/pathstuff.h"
  22 #include "gdbsupport/selftest.h"
  23
  24 namespace selftests {
  25 namespace child_path {
  26
  27 /* Verify the result of a single child_path test.  */
  28
  29 static bool
  30 child_path_check (const char *parent, const char *child, const char *expected)
  31 {
  32   const char *result = ::child_path (parent, child);
  33   if (result == NULL || expected == NULL)
  34     return result == expected;
  35   return strcmp (result, expected) == 0;
  36 }
  37
  38 /* Test child_path.  */
  39
  40 static void
  41 test ()
  42 {
  43   SELF_CHECK (child_path_check ("/one", "/two", NULL));
  44   SELF_CHECK (child_path_check ("/one", "/one", NULL));
  45   SELF_CHECK (child_path_check ("/one", "/one/", NULL));
  46   SELF_CHECK (child_path_check ("/one", "/one//", NULL));
  47   SELF_CHECK (child_path_check ("/one", "/one/two", "two"));
  48   SELF_CHECK (child_path_check ("/one/", "/two", NULL));
  49   SELF_CHECK (child_path_check ("/one/", "/one", NULL));
  50   SELF_CHECK (child_path_check ("/one/", "/one/", NULL));
  51   SELF_CHECK (child_path_check ("/one/", "/one//", NULL));
  52   SELF_CHECK (child_path_check ("/one/", "/one/two", "two"));
  53   SELF_CHECK (child_path_check ("/one/", "/one//two", "two"));
  54   SELF_CHECK (child_path_check ("/one/", "/one//two/", "two/"));
  55   SELF_CHECK (child_path_check ("/one", "/onetwo", NULL));
  56   SELF_CHECK (child_path_check ("/one", "/onetwo/three", NULL));
  57 }
  58
  59 }
  60 }
  61
  62 void
  63 _initialize_child_path_selftests ()
  64 {
  65   selftests::register_test ("child_path",
  66                             selftests::child_path::test);
  67 }
  68