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 class VlogTest : public testing::Test {
  18 };
  19
  20 TEST_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
  30 TEST_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
  78 TEST_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
  94 TEST_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