/thirdparty/breakpad/client/linux/minidump_writer/directory_reader_unittest.cc

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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 "breakpad_googletest_includes.h"
39
40using namespace google_breakpad;
41
42namespace {
43typedef testing::Test DirectoryReaderTest;
44}
45
46TEST(DirectoryReaderTest, CompareResults) {
47  std::set<std::string> dent_set;
48
49  DIR *const dir = opendir("/proc/self");
50  ASSERT_TRUE(dir != NULL);
51
52  struct dirent* dent;
53  while ((dent = readdir(dir)))
54    dent_set.insert(dent->d_name);
55
56  closedir(dir);
57
58  const int fd = open("/proc/self", O_DIRECTORY | O_RDONLY);
59  ASSERT_GE(fd, 0);
60
61  DirectoryReader dir_reader(fd);
62  unsigned seen = 0;
63
64  const char* name;
65  while (dir_reader.GetNextEntry(&name)) {
66    ASSERT_TRUE(dent_set.find(name) != dent_set.end());
67    seen++;
68    dir_reader.PopEntry();
69  }
70
71  ASSERT_TRUE(dent_set.find("status") != dent_set.end());
72  ASSERT_TRUE(dent_set.find("stat") != dent_set.end());
73  ASSERT_TRUE(dent_set.find("cmdline") != dent_set.end());
74
75  ASSERT_EQ(dent_set.size(), seen);
76  close(fd);
77}