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