base/vlog_unittest.cc

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