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/time/time.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11
  12 namespace logging {
  13
  14 namespace {
  15
  16 TEST(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
  34 TEST(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
  82 TEST(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
  98 TEST(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