1// Copyright (c) 2010 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "base/vlog.h"
6
7#include "base/basictypes.h"
8#include "base/logging.h"
9#include "base/time/time.h"
10#include "testing/gtest/include/gtest/gtest.h"
11
12namespace logging {
13
14namespace {
15
16TEST(VlogTest, NoVmodule) {
17  int min_log_level = 0;
18  EXPECT_EQ(0,
19            VlogInfo(std::string(), std::string(), &min_log_level)
20                .GetVlogLevel("test1"));
21  EXPECT_EQ(0,
22            VlogInfo("0", std::string(), &min_log_level).GetVlogLevel("test2"));
23  EXPECT_EQ(
24      0, VlogInfo("blah", std::string(), &min_log_level).GetVlogLevel("test3"));
25  EXPECT_EQ(
26      0,
27      VlogInfo("0blah1", std::string(), &min_log_level).GetVlogLevel("test4"));
28  EXPECT_EQ(1,
29            VlogInfo("1", std::string(), &min_log_level).GetVlogLevel("test5"));
30  EXPECT_EQ(5,
31            VlogInfo("5", std::string(), &min_log_level).GetVlogLevel("test6"));
32}
33
34TEST(VlogTest, MatchVlogPattern) {
35  // Degenerate cases.
36  EXPECT_TRUE(MatchVlogPattern("", ""));
37  EXPECT_TRUE(MatchVlogPattern("", "****"));
38  EXPECT_FALSE(MatchVlogPattern("", "x"));
39  EXPECT_FALSE(MatchVlogPattern("x", ""));
40
41  // Basic.
42  EXPECT_TRUE(MatchVlogPattern("blah", "blah"));
43
44  // ? should match exactly one character.
45  EXPECT_TRUE(MatchVlogPattern("blah", "bl?h"));
46  EXPECT_FALSE(MatchVlogPattern("blh", "bl?h"));
47  EXPECT_FALSE(MatchVlogPattern("blaah", "bl?h"));
48  EXPECT_TRUE(MatchVlogPattern("blah", "?lah"));
49  EXPECT_FALSE(MatchVlogPattern("lah", "?lah"));
50  EXPECT_FALSE(MatchVlogPattern("bblah", "?lah"));
51
52  // * can match any number (even 0) of characters.
53  EXPECT_TRUE(MatchVlogPattern("blah", "bl*h"));
54  EXPECT_TRUE(MatchVlogPattern("blabcdefh", "bl*h"));
55  EXPECT_TRUE(MatchVlogPattern("blh", "bl*h"));
56  EXPECT_TRUE(MatchVlogPattern("blah", "*blah"));
57  EXPECT_TRUE(MatchVlogPattern("ohblah", "*blah"));
58  EXPECT_TRUE(MatchVlogPattern("blah", "blah*"));
59  EXPECT_TRUE(MatchVlogPattern("blahhhh", "blah*"));
60  EXPECT_TRUE(MatchVlogPattern("blahhhh", "blah*"));
61  EXPECT_TRUE(MatchVlogPattern("blah", "*blah*"));
62  EXPECT_TRUE(MatchVlogPattern("blahhhh", "*blah*"));
63  EXPECT_TRUE(MatchVlogPattern("bbbblahhhh", "*blah*"));
64
65  // Multiple *s should work fine.
66  EXPECT_TRUE(MatchVlogPattern("ballaah", "b*la*h"));
67  EXPECT_TRUE(MatchVlogPattern("blah", "b*la*h"));
68  EXPECT_TRUE(MatchVlogPattern("bbbblah", "b*la*h"));
69  EXPECT_TRUE(MatchVlogPattern("blaaah", "b*la*h"));
70
71  // There should be no escaping going on.
72  EXPECT_TRUE(MatchVlogPattern("bl\\ah", "bl\\?h"));
73  EXPECT_FALSE(MatchVlogPattern("bl?h", "bl\\?h"));
74  EXPECT_TRUE(MatchVlogPattern("bl\\aaaah", "bl\\*h"));
75  EXPECT_FALSE(MatchVlogPattern("bl*h", "bl\\*h"));
76
77  // Any slash matches any slash.
78  EXPECT_TRUE(MatchVlogPattern("/b\\lah", "/b\\lah"));
79  EXPECT_TRUE(MatchVlogPattern("\\b/lah", "/b\\lah"));
80}
81
82TEST(VlogTest, VmoduleBasic) {
83  const char kVSwitch[] = "-1";
84  const char kVModuleSwitch[] =
85      "foo=,bar=0,baz=blah,,qux=0blah1,quux=1,corge.ext=5";
86  int min_log_level = 0;
87  VlogInfo vlog_info(kVSwitch, kVModuleSwitch, &min_log_level);
88  EXPECT_EQ(-1, vlog_info.GetVlogLevel("/path/to/grault.cc"));
89  EXPECT_EQ(0, vlog_info.GetVlogLevel("/path/to/foo.cc"));
90  EXPECT_EQ(0, vlog_info.GetVlogLevel("D:\\Path\\To\\bar-inl.mm"));
91  EXPECT_EQ(-1, vlog_info.GetVlogLevel("D:\\path\\to what/bar_unittest.m"));
92  EXPECT_EQ(0, vlog_info.GetVlogLevel("baz.h"));
93  EXPECT_EQ(0, vlog_info.GetVlogLevel("/another/path/to/qux.h"));
94  EXPECT_EQ(1, vlog_info.GetVlogLevel("/path/to/quux"));
95  EXPECT_EQ(5, vlog_info.GetVlogLevel("c:\\path/to/corge.ext.h"));
96}
97
98TEST(VlogTest, VmoduleDirs) {
99  const char kVModuleSwitch[] =
100      "foo/bar.cc=1,baz\\*\\qux.cc=2,*quux/*=3,*/*-inl.h=4";
101  int min_log_level = 0;
102  VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
103  EXPECT_EQ(0, vlog_info.GetVlogLevel("/foo/bar.cc"));
104  EXPECT_EQ(0, vlog_info.GetVlogLevel("bar.cc"));
105  EXPECT_EQ(1, vlog_info.GetVlogLevel("foo/bar.cc"));
106
107  EXPECT_EQ(0, vlog_info.GetVlogLevel("baz/grault/qux.h"));
108  EXPECT_EQ(0, vlog_info.GetVlogLevel("/baz/grault/qux.cc"));
109  EXPECT_EQ(2, vlog_info.GetVlogLevel("baz/grault/qux.cc"));
110  EXPECT_EQ(2, vlog_info.GetVlogLevel("baz/grault/blah/qux.cc"));
111  EXPECT_EQ(2, vlog_info.GetVlogLevel("baz\\grault\\qux.cc"));
112  EXPECT_EQ(2, vlog_info.GetVlogLevel("baz\\grault//blah\\qux.cc"));
113
114  EXPECT_EQ(0, vlog_info.GetVlogLevel("/foo/bar/baz/quux.cc"));
115  EXPECT_EQ(3, vlog_info.GetVlogLevel("/foo/bar/baz/quux/grault.cc"));
116  EXPECT_EQ(3, vlog_info.GetVlogLevel("/foo\\bar/baz\\quux/grault.cc"));
117
118  EXPECT_EQ(0, vlog_info.GetVlogLevel("foo/bar/test-inl.cc"));
119  EXPECT_EQ(4, vlog_info.GetVlogLevel("foo/bar/test-inl.h"));
120  EXPECT_EQ(4, vlog_info.GetVlogLevel("foo/bar/baz/blah-inl.h"));
121}
122
123}  // namespace
124
125}  // namespace logging
126