lldb/unittests/Utility/StringExtractorGDBRemoteTest.cpp

   1 #include "gmock/gmock.h"
   2 #include "gtest/gtest.h"
   3 #include <limits.h>
   4
   5 #include "lldb/Utility/StringExtractorGDBRemote.h"
   6 #include "lldb/lldb-defines.h"
   7
   8 TEST(StringExtractorGDBRemoteTest, GetPidTid) {
   9   StringExtractorGDBRemote ex("");
  10   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  11
  12   // invalid/short values
  13
  14   ex.Reset("narf");
  15   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  16
  17   ex.Reset(";1234");
  18   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  19
  20   ex.Reset(".1234");
  21   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  22
  23   ex.Reset("p");
  24   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  25
  26   ex.Reset("pnarf");
  27   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  28
  29   ex.Reset("p;1234");
  30   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  31
  32   ex.Reset("p.1234");
  33   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  34
  35   ex.Reset("p1234.");
  36   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  37
  38   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  39
  40   ex.Reset("p1234.;1234");
  41   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  42
  43   ex.Reset("-2");
  44   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  45
  46   ex.Reset("p1234.-2");
  47   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  48
  49   ex.Reset("p-2");
  50   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  51
  52   ex.Reset("p-2.1234");
  53   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  54
  55   // overflow
  56
  57   ex.Reset("p10000000000000000");
  58   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  59
  60   ex.Reset("p10000000000000000.0");
  61   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  62
  63   ex.Reset("10000000000000000");
  64   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  65
  66   ex.Reset("p0.10000000000000000");
  67   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  68
  69   ex.Reset("p10000000000000000.10000000000000000");
  70   EXPECT_EQ(ex.GetPidTid(0), llvm::None);
  71
  72   // invalid: all processes but specific thread
  73
  74   ex.Reset("p-1.0");
  75   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  76
  77   ex.Reset("p-1.1234");
  78   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  79
  80   ex.Reset("p-1.123456789ABCDEF0");
  81   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  82
  83   // unsupported: pid/tid 0
  84
  85   ex.Reset("0");
  86   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  87
  88   ex.Reset("p0");
  89   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  90
  91   ex.Reset("p0.0");
  92   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  93
  94   ex.Reset("p0.-1");
  95   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  96
  97   ex.Reset("p0.1234");
  98   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
  99
 100   ex.Reset("p0.123456789ABCDEF0");
 101   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
 102
 103   ex.Reset("p1234.0");
 104   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
 105
 106   ex.Reset("p123456789ABCDEF0.0");
 107   EXPECT_EQ(ex.GetPidTid(100), llvm::None);
 108
 109   // pure thread id
 110
 111   ex.Reset("-1");
 112   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 113               ::testing::Pair(100, StringExtractorGDBRemote::AllThreads));
 114
 115   ex.Reset("1234");
 116   EXPECT_THAT(ex.GetPidTid(100).getValue(), ::testing::Pair(100, 0x1234ULL));
 117
 118   ex.Reset("123456789ABCDEF0");
 119   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 120               ::testing::Pair(100, 0x123456789ABCDEF0ULL));
 121
 122   // pure process id
 123
 124   ex.Reset("p-1");
 125   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 126               ::testing::Pair(StringExtractorGDBRemote::AllProcesses,
 127                               StringExtractorGDBRemote::AllThreads));
 128
 129   ex.Reset("p1234");
 130   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 131               ::testing::Pair(0x1234ULL, StringExtractorGDBRemote::AllThreads));
 132
 133   ex.Reset("p123456789ABCDEF0");
 134   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 135               ::testing::Pair(0x123456789ABCDEF0ULL,
 136                               StringExtractorGDBRemote::AllThreads));
 137
 138   ex.Reset("pFFFFFFFFFFFFFFFF");
 139   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 140               ::testing::Pair(StringExtractorGDBRemote::AllProcesses,
 141                               StringExtractorGDBRemote::AllThreads));
 142
 143   // combined thread id + process id
 144
 145   ex.Reset("p-1.-1");
 146   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 147               ::testing::Pair(StringExtractorGDBRemote::AllProcesses,
 148                               StringExtractorGDBRemote::AllThreads));
 149
 150   ex.Reset("p1234.-1");
 151   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 152               ::testing::Pair(0x1234ULL, StringExtractorGDBRemote::AllThreads));
 153
 154   ex.Reset("p1234.123456789ABCDEF0");
 155   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 156               ::testing::Pair(0x1234ULL, 0x123456789ABCDEF0ULL));
 157
 158   ex.Reset("p123456789ABCDEF0.-1");
 159   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 160               ::testing::Pair(0x123456789ABCDEF0ULL,
 161                               StringExtractorGDBRemote::AllThreads));
 162
 163   ex.Reset("p123456789ABCDEF0.1234");
 164   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 165               ::testing::Pair(0x123456789ABCDEF0ULL, 0x1234ULL));
 166
 167   ex.Reset("p123456789ABCDEF0.123456789ABCDEF0");
 168   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 169               ::testing::Pair(0x123456789ABCDEF0ULL, 0x123456789ABCDEF0ULL));
 170
 171   ex.Reset("p123456789ABCDEF0.123456789ABCDEF0");
 172   EXPECT_THAT(ex.GetPidTid(100).getValue(),
 173               ::testing::Pair(0x123456789ABCDEF0ULL, 0x123456789ABCDEF0ULL));
 174 }
 175
 176 TEST(StringExtractorGDBRemoteTest, GetPidTidMultipleValues) {
 177   StringExtractorGDBRemote ex("1234;p12;p1234.-1");
 178   ASSERT_THAT(ex.GetPidTid(100).getValue(), ::testing::Pair(100, 0x1234ULL));
 179   ASSERT_EQ(ex.GetChar(), ';');
 180   ASSERT_THAT(ex.GetPidTid(100).getValue(),
 181               ::testing::Pair(0x12ULL, StringExtractorGDBRemote::AllThreads));
 182   ASSERT_EQ(ex.GetChar(), ';');
 183   ASSERT_THAT(ex.GetPidTid(100).getValue(),
 184               ::testing::Pair(0x1234ULL, StringExtractorGDBRemote::AllThreads));
 185 }