vlog_unittest.cc 7.4 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188
  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. #include "base/vlog.h"
  5. #include "base/time/time.h"
  6. #include "testing/gtest/include/gtest/gtest.h"
  7. namespace logging {
  8. namespace {
  9. TEST(VlogTest, NoVmodule) {
  10. int min_log_level = 0;
  11. EXPECT_EQ(0,
  12. VlogInfo(std::string(), std::string(), &min_log_level)
  13. .GetVlogLevel("test1"));
  14. EXPECT_EQ(0,
  15. VlogInfo("0", std::string(), &min_log_level).GetVlogLevel("test2"));
  16. EXPECT_EQ(
  17. 0, VlogInfo("blah", std::string(), &min_log_level).GetVlogLevel("test3"));
  18. EXPECT_EQ(
  19. 0,
  20. VlogInfo("0blah1", std::string(), &min_log_level).GetVlogLevel("test4"));
  21. EXPECT_EQ(1,
  22. VlogInfo("1", std::string(), &min_log_level).GetVlogLevel("test5"));
  23. EXPECT_EQ(5,
  24. VlogInfo("5", std::string(), &min_log_level).GetVlogLevel("test6"));
  25. }
  26. TEST(VlogTest, MatchVlogPattern) {
  27. // Degenerate cases.
  28. EXPECT_TRUE(MatchVlogPattern("", ""));
  29. EXPECT_TRUE(MatchVlogPattern("", "****"));
  30. EXPECT_FALSE(MatchVlogPattern("", "x"));
  31. EXPECT_FALSE(MatchVlogPattern("x", ""));
  32. // Basic.
  33. EXPECT_TRUE(MatchVlogPattern("blah", "blah"));
  34. // ? should match exactly one character.
  35. EXPECT_TRUE(MatchVlogPattern("blah", "bl?h"));
  36. EXPECT_FALSE(MatchVlogPattern("blh", "bl?h"));
  37. EXPECT_FALSE(MatchVlogPattern("blaah", "bl?h"));
  38. EXPECT_TRUE(MatchVlogPattern("blah", "?lah"));
  39. EXPECT_FALSE(MatchVlogPattern("lah", "?lah"));
  40. EXPECT_FALSE(MatchVlogPattern("bblah", "?lah"));
  41. // * can match any number (even 0) of characters.
  42. EXPECT_TRUE(MatchVlogPattern("blah", "bl*h"));
  43. EXPECT_TRUE(MatchVlogPattern("blabcdefh", "bl*h"));
  44. EXPECT_TRUE(MatchVlogPattern("blh", "bl*h"));
  45. EXPECT_TRUE(MatchVlogPattern("blah", "*blah"));
  46. EXPECT_TRUE(MatchVlogPattern("ohblah", "*blah"));
  47. EXPECT_TRUE(MatchVlogPattern("blah", "blah*"));
  48. EXPECT_TRUE(MatchVlogPattern("blahhhh", "blah*"));
  49. EXPECT_TRUE(MatchVlogPattern("blahhhh", "blah*"));
  50. EXPECT_TRUE(MatchVlogPattern("blah", "*blah*"));
  51. EXPECT_TRUE(MatchVlogPattern("blahhhh", "*blah*"));
  52. EXPECT_TRUE(MatchVlogPattern("bbbblahhhh", "*blah*"));
  53. // Multiple *s should work fine.
  54. EXPECT_TRUE(MatchVlogPattern("ballaah", "b*la*h"));
  55. EXPECT_TRUE(MatchVlogPattern("blah", "b*la*h"));
  56. EXPECT_TRUE(MatchVlogPattern("bbbblah", "b*la*h"));
  57. EXPECT_TRUE(MatchVlogPattern("blaaah", "b*la*h"));
  58. // There should be no escaping going on.
  59. EXPECT_TRUE(MatchVlogPattern("bl\\ah", "bl\\?h"));
  60. EXPECT_FALSE(MatchVlogPattern("bl?h", "bl\\?h"));
  61. EXPECT_TRUE(MatchVlogPattern("bl\\aaaah", "bl\\*h"));
  62. EXPECT_FALSE(MatchVlogPattern("bl*h", "bl\\*h"));
  63. // Any slash matches any slash.
  64. EXPECT_TRUE(MatchVlogPattern("/b\\lah", "/b\\lah"));
  65. EXPECT_TRUE(MatchVlogPattern("\\b/lah", "/b\\lah"));
  66. }
  67. TEST(VlogTest, VmoduleBasic) {
  68. const char kVSwitch[] = "-1";
  69. const char kVModuleSwitch[] =
  70. "foo=,bar=0,baz=blah,,qux=0blah1,quux=1,corge.ext=5";
  71. int min_log_level = 0;
  72. VlogInfo vlog_info(kVSwitch, kVModuleSwitch, &min_log_level);
  73. EXPECT_EQ(-1, vlog_info.GetVlogLevel("/path/to/grault.cc"));
  74. EXPECT_EQ(0, vlog_info.GetVlogLevel("/path/to/foo.cc"));
  75. EXPECT_EQ(0, vlog_info.GetVlogLevel("D:\\Path\\To\\bar-inl.mm"));
  76. EXPECT_EQ(-1, vlog_info.GetVlogLevel("D:\\path\\to what/bar_unittest.m"));
  77. EXPECT_EQ(0, vlog_info.GetVlogLevel("baz.h"));
  78. EXPECT_EQ(0, vlog_info.GetVlogLevel("/another/path/to/qux.h"));
  79. EXPECT_EQ(1, vlog_info.GetVlogLevel("/path/to/quux"));
  80. EXPECT_EQ(5, vlog_info.GetVlogLevel("c:\\path/to/corge.ext.h"));
  81. }
  82. TEST(VlogTest, VmoduleDirs) {
  83. const char kVModuleSwitch[] =
  84. "foo/bar.cc=1,baz\\*\\qux.cc=2,*quux/*=3,*/*-inl.h=4";
  85. int min_log_level = 0;
  86. VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
  87. EXPECT_EQ(0, vlog_info.GetVlogLevel("/foo/bar.cc"));
  88. EXPECT_EQ(0, vlog_info.GetVlogLevel("bar.cc"));
  89. EXPECT_EQ(1, vlog_info.GetVlogLevel("foo/bar.cc"));
  90. EXPECT_EQ(0, vlog_info.GetVlogLevel("baz/grault/qux.h"));
  91. EXPECT_EQ(0, vlog_info.GetVlogLevel("/baz/grault/qux.cc"));
  92. EXPECT_EQ(2, vlog_info.GetVlogLevel("baz/grault/qux.cc"));
  93. EXPECT_EQ(2, vlog_info.GetVlogLevel("baz/grault/blah/qux.cc"));
  94. EXPECT_EQ(2, vlog_info.GetVlogLevel("baz\\grault\\qux.cc"));
  95. EXPECT_EQ(2, vlog_info.GetVlogLevel("baz\\grault//blah\\qux.cc"));
  96. EXPECT_EQ(0, vlog_info.GetVlogLevel("/foo/bar/baz/quux.cc"));
  97. EXPECT_EQ(3, vlog_info.GetVlogLevel("/foo/bar/baz/quux/grault.cc"));
  98. EXPECT_EQ(3, vlog_info.GetVlogLevel("/foo\\bar/baz\\quux/grault.cc"));
  99. EXPECT_EQ(0, vlog_info.GetVlogLevel("foo/bar/test-inl.cc"));
  100. EXPECT_EQ(4, vlog_info.GetVlogLevel("foo/bar/test-inl.h"));
  101. EXPECT_EQ(4, vlog_info.GetVlogLevel("foo/bar/baz/blah-inl.h"));
  102. }
  103. TEST(VlogTest, VmoduleDuplicateName) {
  104. // When filename rules are duplicated, the first one is effective.
  105. const char kVModuleSwitch[] = "foo=2,foo=1";
  106. int min_log_level = 0;
  107. VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
  108. EXPECT_EQ(2, vlog_info.GetVlogLevel("foo.cc"));
  109. }
  110. TEST(VlogTest, VmoduleDuplicatePattern) {
  111. // When pattern rules are duplicated, the first one is effective.
  112. const char kVModuleSwitch[] = "foo*=3,foo*=4";
  113. int min_log_level = 0;
  114. VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
  115. EXPECT_EQ(3, vlog_info.GetVlogLevel("foobar.cc"));
  116. }
  117. TEST(VlogTest, VmoduleOrderFirstMatchIsName) {
  118. // When rules overlap, the first matching rule is effective.
  119. // This is a filename before pattern case.
  120. const char kVModuleSwitch[] = "foo=2,bar/*=1";
  121. int min_log_level = 0;
  122. VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
  123. EXPECT_EQ(1, vlog_info.GetVlogLevel("bar/a.cc"));
  124. EXPECT_EQ(2, vlog_info.GetVlogLevel("bar/foo.cc"));
  125. }
  126. TEST(VlogTest, VmoduleOrderFirstMatchIsPattern) {
  127. // When rules overlap, the first matching rule is effective.
  128. // This is a pattern before filename case.
  129. const char kVModuleSwitch[] = "bar/*=1,foo=2";
  130. int min_log_level = 0;
  131. VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
  132. EXPECT_EQ(1, vlog_info.GetVlogLevel("bar/foo.cc"));
  133. EXPECT_EQ(1, vlog_info.GetVlogLevel("bar/a.cc"));
  134. EXPECT_EQ(2, vlog_info.GetVlogLevel("foo.cc"));
  135. }
  136. TEST(VlogTest, VmoduleOrderSample) {
  137. // logging.h --vmodule example, with some overlapping cases checked.
  138. const char kVModuleSwitch[] =
  139. "profile=2,icon_loader=1,browser_*=3,*/chromeos/*=4";
  140. int min_log_level = 0;
  141. VlogInfo vlog_info(std::string(), kVModuleSwitch, &min_log_level);
  142. EXPECT_EQ(4, vlog_info.GetVlogLevel("foo/chromeos/bar.cc"));
  143. EXPECT_EQ(3, vlog_info.GetVlogLevel("browser_foo.cc"));
  144. EXPECT_EQ(3, vlog_info.GetVlogLevel("foo/chromeos/browser_bar.cc"));
  145. EXPECT_EQ(1, vlog_info.GetVlogLevel("icon_loader.cc"));
  146. EXPECT_EQ(2, vlog_info.GetVlogLevel("foo/profile.cc"));
  147. EXPECT_EQ(2, vlog_info.GetVlogLevel("foo/chromeos/profile.cc"));
  148. EXPECT_EQ(0, vlog_info.GetVlogLevel("foo.cc"));
  149. }
  150. TEST(VlogTest, WithSwitches) {
  151. // Set up simple VlogInfo with just "foo".
  152. int min_log_level = 0;
  153. VlogInfo vlog_info("", "foo=1", &min_log_level);
  154. EXPECT_EQ(1, vlog_info.GetVlogLevel("foo.cc"));
  155. EXPECT_EQ(0, vlog_info.GetVlogLevel("bar.cc"));
  156. // Now create another one adding "bar".
  157. std::unique_ptr<VlogInfo> vlog_info_with_switches(
  158. vlog_info.WithSwitches("bar=2"));
  159. EXPECT_EQ(1, vlog_info_with_switches->GetVlogLevel("foo.cc"));
  160. EXPECT_EQ(2, vlog_info_with_switches->GetVlogLevel("bar.cc"));
  161. }
  162. } // namespace
  163. } // namespace logging