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