xpcom/tests/gtest/TestSTLWrappers.cpp

   1 #include <stdio.h>
   2
   3 #include <algorithm>
   4 #ifndef mozilla_algorithm_h
   5 #  error "failed to wrap <algorithm>"
   6 #endif
   7
   8 #include <vector>
   9 #ifndef mozilla_vector_h
  10 #  error "failed to wrap <vector>"
  11 #endif
  12
  13 // gcc errors out if we |try ... catch| with -fno-exceptions, but we
  14 // can still test on windows
  15 #ifdef _MSC_VER
  16 // C4530 will be generated whenever try...catch is used without
  17 // enabling exceptions. We know we don't enbale exceptions.
  18 #  pragma warning(disable : 4530)
  19 #  define TRY try
  20 #  define CATCH(e) catch (e)
  21 #else
  22 #  define TRY
  23 #  define CATCH(e) if (0)
  24 #endif
  25
  26 #include "gtest/gtest.h"
  27
  28 #include "mozilla/gtest/MozHelpers.h"
  29
  30 void ShouldAbort() {
  31   ZERO_GDB_SLEEP();
  32
  33   mozilla::gtest::DisableCrashReporter();
  34
  35   std::vector<int> v;
  36
  37   TRY {
  38     // v.at(1) on empty v should abort; NOT throw an exception
  39
  40     (void)v.at(1);
  41   }
  42   CATCH(const std::out_of_range&) {
  43     fputs("TEST-FAIL | TestSTLWrappers.cpp | caught an exception?\n", stderr);
  44     return;
  45   }
  46
  47   fputs("TEST-FAIL | TestSTLWrappers.cpp | didn't abort()?\n", stderr);
  48 }
  49
  50 #if defined(XP_WIN) || (defined(XP_MACOSX) && !defined(MOZ_DEBUG))
  51 TEST(STLWrapper, DISABLED_ShouldAbortDeathTest)
  52 #else
  53 TEST(STLWrapper, ShouldAbortDeathTest)
  54 #endif
  55 {
  56   ASSERT_DEATH_IF_SUPPORTED(ShouldAbort(),
  57 #ifdef __GLIBCXX__
  58                             // Only libstdc++ will print this message.
  59                             "terminate called after throwing an instance of "
  60                             "'std::out_of_range'|vector::_M_range_check"
  61 #else
  62                             ""
  63 #endif
  64   );
  65 }