test/test_lockfile.c

   1 /*
   2  * Copyright (C) 2010 Joel Rosdahl
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License as published by the Free
   6  * Software Foundation; either version 3 of the License, or (at your option)
   7  * any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc., 51
  16  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 /*
  20  * This file contains tests for functions in lockfile.c.
  21  */
  22
  23 #include "ccache.h"
  24 #include "test/framework.h"
  25 #include "test/util.h"
  26
  27 TEST_SUITE(lockfile)
  28
  29 TEST(acquire_should_create_symlink)
  30 {
  31         lockfile_acquire("test", 1000);
  32
  33 #ifdef _WIN32
  34         CHECK(path_exists("test.lock"));
  35 #else
  36         CHECK(is_symlink("test.lock"));
  37 #endif
  38 }
  39
  40 TEST(release_should_delete_file)
  41 {
  42         create_file("test.lock", "");
  43         lockfile_release("test");
  44
  45         CHECK(!path_exists("test.lock"));
  46 }
  47
  48 TEST(lock_breaking)
  49 {
  50         char *p;
  51
  52 #ifdef _WIN32
  53         create_file("test.lock", "foo");
  54         create_file("test.lock.lock", "foo");
  55 #else
  56         CHECK_INT_EQ(0, symlink("foo", "test.lock"));
  57         CHECK_INT_EQ(0, symlink("foo", "test.lock.lock"));
  58 #endif
  59         CHECK(lockfile_acquire("test", 1000));
  60
  61 #ifdef _WIN32
  62         p = read_text_file("test.lock");
  63 #else
  64         p = x_readlink("test.lock");
  65 #endif
  66         CHECK(p);
  67         CHECK(!str_eq(p, "foo"));
  68         CHECK(!path_exists("test.lock.lock"));
  69
  70         free(p);
  71 }
  72
  73 #ifndef _WIN32
  74 TEST(failed_lock_breaking)
  75 {
  76         create_file("test.lock", "");
  77         CHECK(!lockfile_acquire("test", 1000));
  78 }
  79 #endif
  80
  81 TEST_SUITE_END