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
TEST(DirectoryReaderTest,CompareResults)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