diff options
Diffstat (limited to 'base/process_util_unittest.cc')
| -rw-r--r-- | base/process_util_unittest.cc | 350 |
1 files changed, 0 insertions, 350 deletions
diff --git a/base/process_util_unittest.cc b/base/process_util_unittest.cc index d3a4100..4a3d36d 100644 --- a/base/process_util_unittest.cc +++ b/base/process_util_unittest.cc @@ -44,7 +44,6 @@ #if defined(OS_MACOSX) #include <mach/vm_param.h> #include <malloc/malloc.h> -#include "base/process_util_unittest_mac.h" #endif using base::FilePath; @@ -76,12 +75,6 @@ const int kExpectedKilledExitCode = 1; const int kExpectedStillRunningExitCode = 0; #endif -#if defined(OS_WIN) -// HeapQueryInformation function pointer. -typedef BOOL (WINAPI* HeapQueryFn) \ - (HANDLE, HEAP_INFORMATION_CLASS, PVOID, SIZE_T, PSIZE_T); -#endif - // Sleeps until file filename is created. void WaitToDie(const char* filename) { FILE* fp; @@ -213,25 +206,6 @@ TEST_F(ProcessUtilTest, GetProcId) { EXPECT_NE(id1, id2); base::CloseProcessHandle(handle); } - -TEST_F(ProcessUtilTest, GetModuleFromAddress) { - // Since the unit tests are their own EXE, this should be - // equivalent to the EXE's HINSTANCE. - // - // kExpectedKilledExitCode is a constant in this file and - // therefore within the unit test EXE. - EXPECT_EQ(::GetModuleHandle(NULL), - base::GetModuleFromAddress( - const_cast<int*>(&kExpectedKilledExitCode))); - - // Any address within the kernel32 module should return - // kernel32's HMODULE. Our only assumption here is that - // kernel32 is larger than 4 bytes. - HMODULE kernel32 = ::GetModuleHandle(L"kernel32.dll"); - HMODULE kernel32_from_address = - base::GetModuleFromAddress(reinterpret_cast<DWORD*>(kernel32) + 1); - EXPECT_EQ(kernel32, kernel32_from_address); -} #endif #if !defined(OS_MACOSX) @@ -418,49 +392,6 @@ TEST_F(ProcessUtilTest, GetSystemMemoryInfo) { // TODO(estade): if possible, port these 2 tests. #if defined(OS_WIN) -TEST_F(ProcessUtilTest, EnableLFH) { - ASSERT_TRUE(base::EnableLowFragmentationHeap()); - if (IsDebuggerPresent()) { - // Under these conditions, LFH can't be enabled. There's no point to test - // anything. - const char* no_debug_env = getenv("_NO_DEBUG_HEAP"); - if (!no_debug_env || strcmp(no_debug_env, "1")) - return; - } - HMODULE kernel32 = GetModuleHandle(L"kernel32.dll"); - ASSERT_TRUE(kernel32 != NULL); - HeapQueryFn heap_query = reinterpret_cast<HeapQueryFn>(GetProcAddress( - kernel32, - "HeapQueryInformation")); - - // On Windows 2000, the function is not exported. This is not a reason to - // fail but we won't be able to retrieves information about the heap, so we - // should stop here. - if (heap_query == NULL) - return; - - HANDLE heaps[1024] = { 0 }; - unsigned number_heaps = GetProcessHeaps(1024, heaps); - EXPECT_GT(number_heaps, 0u); - for (unsigned i = 0; i < number_heaps; ++i) { - ULONG flag = 0; - SIZE_T length; - ASSERT_NE(0, heap_query(heaps[i], - HeapCompatibilityInformation, - &flag, - sizeof(flag), - &length)); - // If flag is 0, the heap is a standard heap that does not support - // look-asides. If flag is 1, the heap supports look-asides. If flag is 2, - // the heap is a low-fragmentation heap (LFH). Note that look-asides are not - // supported on the LFH. - - // We don't have any documented way of querying the HEAP_NO_SERIALIZE flag. - EXPECT_LE(flag, 2u); - EXPECT_NE(flag, 1u); - } -} - TEST_F(ProcessUtilTest, CalcFreeMemory) { scoped_ptr<base::ProcessMetrics> metrics( base::ProcessMetrics::CreateProcessMetrics(::GetCurrentProcess())); @@ -545,60 +476,6 @@ TEST_F(ProcessUtilTest, LaunchAsUser) { #endif // defined(OS_WIN) -#if defined(OS_MACOSX) - -// For the following Mac tests: -// Note that base::EnableTerminationOnHeapCorruption() is called as part of -// test suite setup and does not need to be done again, else mach_override -// will fail. - -#if !defined(ADDRESS_SANITIZER) -// The following code tests the system implementation of malloc() thus no need -// to test it under AddressSanitizer. -TEST_F(ProcessUtilTest, MacMallocFailureDoesNotTerminate) { - // Test that ENOMEM doesn't crash via CrMallocErrorBreak two ways: the exit - // code and lack of the error string. The number of bytes is one less than - // MALLOC_ABSOLUTE_MAX_SIZE, more than which the system early-returns NULL and - // does not call through malloc_error_break(). See the comment at - // EnableTerminationOnOutOfMemory() for more information. - void* buf = NULL; - ASSERT_EXIT( - { - base::EnableTerminationOnOutOfMemory(); - - buf = malloc(std::numeric_limits<size_t>::max() - (2 * PAGE_SIZE) - 1); - }, - testing::KilledBySignal(SIGTRAP), - "\\*\\*\\* error: can't allocate region.*" - "(Terminating process due to a potential for future heap " - "corruption){0}"); - - base::debug::Alias(buf); -} -#endif // !defined(ADDRESS_SANITIZER) - -TEST_F(ProcessUtilTest, MacTerminateOnHeapCorruption) { - // Assert that freeing an unallocated pointer will crash the process. - char buf[3]; - asm("" : "=r" (buf)); // Prevent clang from being too smart. -#if ARCH_CPU_64_BITS - // On 64 bit Macs, the malloc system automatically abort()s on heap corruption - // but does not output anything. - ASSERT_DEATH(free(buf), ""); -#elif defined(ADDRESS_SANITIZER) - // AddressSanitizer replaces malloc() and prints a different error message on - // heap corruption. - ASSERT_DEATH(free(buf), "attempting free on address which " - "was not malloc\\(\\)-ed"); -#else - ASSERT_DEATH(free(buf), "being freed.*" - "\\*\\*\\* set a breakpoint in malloc_error_break to debug.*" - "Terminating process due to a potential for future heap corruption"); -#endif // ARCH_CPU_64_BITS || defined(ADDRESS_SANITIZER) -} - -#endif // defined(OS_MACOSX) - #if defined(OS_POSIX) namespace { @@ -1078,230 +955,3 @@ MULTIPROCESS_TEST_MAIN(process_util_test_die_immediately) { } #endif // defined(OS_POSIX) - -// Android doesn't implement set_new_handler, so we can't use the -// OutOfMemoryTest cases. -// OpenBSD does not support these tests either. -// AddressSanitizer and ThreadSanitizer define the malloc()/free()/etc. -// functions so that they don't crash if the program is out of memory, so the -// OOM tests aren't supposed to work. -// TODO(vandebo) make this work on Windows too. -#if !defined(OS_ANDROID) && !defined(OS_OPENBSD) && \ - !defined(OS_WIN) && \ - !defined(ADDRESS_SANITIZER) && !defined(THREAD_SANITIZER) - -#if defined(USE_TCMALLOC) -extern "C" { -int tc_set_new_mode(int mode); -} -#endif // defined(USE_TCMALLOC) - -class OutOfMemoryDeathTest : public testing::Test { - public: - OutOfMemoryDeathTest() - : value_(NULL), - // Make test size as large as possible minus a few pages so - // that alignment or other rounding doesn't make it wrap. - test_size_(std::numeric_limits<std::size_t>::max() - 12 * 1024), - signed_test_size_(std::numeric_limits<ssize_t>::max()) { - } - -#if defined(USE_TCMALLOC) - virtual void SetUp() OVERRIDE { - tc_set_new_mode(1); - } - - virtual void TearDown() OVERRIDE { - tc_set_new_mode(0); - } -#endif // defined(USE_TCMALLOC) - - void SetUpInDeathAssert() { - // Must call EnableTerminationOnOutOfMemory() because that is called from - // chrome's main function and therefore hasn't been called yet. - // Since this call may result in another thread being created and death - // tests shouldn't be started in a multithread environment, this call - // should be done inside of the ASSERT_DEATH. - base::EnableTerminationOnOutOfMemory(); - } - - void* value_; - size_t test_size_; - ssize_t signed_test_size_; -}; - -TEST_F(OutOfMemoryDeathTest, New) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = operator new(test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, NewArray) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = new char[test_size_]; - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, Malloc) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = malloc(test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, Realloc) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = realloc(NULL, test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, Calloc) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = calloc(1024, test_size_ / 1024L); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, Valloc) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = valloc(test_size_); - }, ""); -} - -#if defined(OS_LINUX) -TEST_F(OutOfMemoryDeathTest, Pvalloc) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = pvalloc(test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, Memalign) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = memalign(4, test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, ViaSharedLibraries) { - // g_try_malloc is documented to return NULL on failure. (g_malloc is the - // 'safe' default that crashes if allocation fails). However, since we have - // hopefully overridden malloc, even g_try_malloc should fail. This tests - // that the run-time symbol resolution is overriding malloc for shared - // libraries as well as for our code. - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = g_try_malloc(test_size_); - }, ""); -} -#endif // OS_LINUX - -// Android doesn't implement posix_memalign(). -#if defined(OS_POSIX) && !defined(OS_ANDROID) -TEST_F(OutOfMemoryDeathTest, Posix_memalign) { - // Grab the return value of posix_memalign to silence a compiler warning - // about unused return values. We don't actually care about the return - // value, since we're asserting death. - ASSERT_DEATH({ - SetUpInDeathAssert(); - EXPECT_EQ(ENOMEM, posix_memalign(&value_, 8, test_size_)); - }, ""); -} -#endif // defined(OS_POSIX) && !defined(OS_ANDROID) - -#if defined(OS_MACOSX) - -// Purgeable zone tests - -TEST_F(OutOfMemoryDeathTest, MallocPurgeable) { - malloc_zone_t* zone = malloc_default_purgeable_zone(); - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = malloc_zone_malloc(zone, test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, ReallocPurgeable) { - malloc_zone_t* zone = malloc_default_purgeable_zone(); - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = malloc_zone_realloc(zone, NULL, test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, CallocPurgeable) { - malloc_zone_t* zone = malloc_default_purgeable_zone(); - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = malloc_zone_calloc(zone, 1024, test_size_ / 1024L); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, VallocPurgeable) { - malloc_zone_t* zone = malloc_default_purgeable_zone(); - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = malloc_zone_valloc(zone, test_size_); - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, PosixMemalignPurgeable) { - malloc_zone_t* zone = malloc_default_purgeable_zone(); - ASSERT_DEATH({ - SetUpInDeathAssert(); - value_ = malloc_zone_memalign(zone, 8, test_size_); - }, ""); -} - -// Since these allocation functions take a signed size, it's possible that -// calling them just once won't be enough to exhaust memory. In the 32-bit -// environment, it's likely that these allocation attempts will fail because -// not enough contiguous address space is available. In the 64-bit environment, -// it's likely that they'll fail because they would require a preposterous -// amount of (virtual) memory. - -TEST_F(OutOfMemoryDeathTest, CFAllocatorSystemDefault) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - while ((value_ = - base::AllocateViaCFAllocatorSystemDefault(signed_test_size_))) {} - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, CFAllocatorMalloc) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - while ((value_ = - base::AllocateViaCFAllocatorMalloc(signed_test_size_))) {} - }, ""); -} - -TEST_F(OutOfMemoryDeathTest, CFAllocatorMallocZone) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - while ((value_ = - base::AllocateViaCFAllocatorMallocZone(signed_test_size_))) {} - }, ""); -} - -#if !defined(ARCH_CPU_64_BITS) - -// See process_util_unittest_mac.mm for an explanation of why this test isn't -// run in the 64-bit environment. - -TEST_F(OutOfMemoryDeathTest, PsychoticallyBigObjCObject) { - ASSERT_DEATH({ - SetUpInDeathAssert(); - while ((value_ = base::AllocatePsychoticallyBigObjCObject())) {} - }, ""); -} - -#endif // !ARCH_CPU_64_BITS -#endif // OS_MACOSX - -#endif // !defined(OS_ANDROID) && !defined(OS_OPENBSD) && - // !defined(OS_WIN) && !defined(ADDRESS_SANITIZER) |