Home | History | Annotate | Download | only in minidump_writer 
      1 // Copyright (c) 2009, Google Inc.
      2 // All rights reserved.
      3 //
      4 // Redistribution and use in source and binary forms, with or without
      5 // modification, are permitted provided that the following conditions are
      6 // met:
      7 //
      8 //     * Redistributions of source code must retain the above copyright
      9 // notice, this list of conditions and the following disclaimer.
     10 //     * Redistributions in binary form must reproduce the above
     11 // copyright notice, this list of conditions and the following disclaimer
     12 // in the documentation and/or other materials provided with the
     13 // distribution.
     14 //     * Neither the name of Google Inc. nor the names of its
     15 // contributors may be used to endorse or promote products derived from
     16 // this software without specific prior written permission.
     17 //
     18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29 
     30 #include <set>
     31 #include <string>
     32 
     33 #include <dirent.h>
     34 #include <fcntl.h>
     35 #include <sys/types.h>
     36 
     37 #include "client/linux/minidump_writer/directory_reader.h"
     38 #include "common/using_std_string.h"
     39 #include "breakpad_googletest_includes.h"
     40 
     41 using namespace google_breakpad;
     42 
     43 namespace {
     44 typedef testing::Test DirectoryReaderTest;
     45 }
     46 
     47 TEST(DirectoryReaderTest, CompareResults) {
     48   std::set<string> dent_set;
     49 
     50   DIR *const dir = opendir("/proc/self");
     51   ASSERT_TRUE(dir != NULL);
     52 
     53   struct dirent* dent;
     54   while ((dent = readdir(dir)))
     55     dent_set.insert(dent->d_name);
     56 
     57   closedir(dir);
     58 
     59   const int fd = open("/proc/self", O_DIRECTORY | O_RDONLY);
     60   ASSERT_GE(fd, 0);
     61 
     62   DirectoryReader dir_reader(fd);
     63   unsigned seen = 0;
     64 
     65   const char* name;
     66   while (dir_reader.GetNextEntry(&name)) {
     67     ASSERT_TRUE(dent_set.find(name) != dent_set.end());
     68     seen++;
     69     dir_reader.PopEntry();
     70   }
     71 
     72   ASSERT_TRUE(dent_set.find("status") != dent_set.end());
     73   ASSERT_TRUE(dent_set.find("stat") != dent_set.end());
     74   ASSERT_TRUE(dent_set.find("cmdline") != dent_set.end());
     75 
     76   ASSERT_EQ(dent_set.size(), seen);
     77   close(fd);
     78 }
     79