diff options
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/linux/elf_core_dump_unittest.cc')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/linux/elf_core_dump_unittest.cc | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/linux/elf_core_dump_unittest.cc b/toolkit/crashreporter/google-breakpad/src/common/linux/elf_core_dump_unittest.cc deleted file mode 100644 index 9b41dceee..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/linux/elf_core_dump_unittest.cc +++ /dev/null @@ -1,256 +0,0 @@ -// Copyright (c) 2011, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// elf_core_dump_unittest.cc: Unit tests for google_breakpad::ElfCoreDump. - -#include <sys/procfs.h> - -#include <set> -#include <string> - -#include "breakpad_googletest_includes.h" -#include "common/linux/elf_core_dump.h" -#include "common/linux/memory_mapped_file.h" -#include "common/tests/file_utils.h" -#include "common/linux/tests/crash_generator.h" -#include "common/using_std_string.h" - -using google_breakpad::AutoTempDir; -using google_breakpad::CrashGenerator; -using google_breakpad::ElfCoreDump; -using google_breakpad::MemoryMappedFile; -using google_breakpad::MemoryRange; -using google_breakpad::WriteFile; -using std::set; - -TEST(ElfCoreDumpTest, DefaultConstructor) { - ElfCoreDump core; - EXPECT_FALSE(core.IsValid()); - EXPECT_EQ(NULL, core.GetHeader()); - EXPECT_EQ(0U, core.GetProgramHeaderCount()); - EXPECT_EQ(NULL, core.GetProgramHeader(0)); - EXPECT_EQ(NULL, core.GetFirstProgramHeaderOfType(PT_LOAD)); - EXPECT_FALSE(core.GetFirstNote().IsValid()); -} - -TEST(ElfCoreDumpTest, TestElfHeader) { - ElfCoreDump::Ehdr header; - memset(&header, 0, sizeof(header)); - - AutoTempDir temp_dir; - string core_path = temp_dir.path() + "/core"; - const char* core_file = core_path.c_str(); - MemoryMappedFile mapped_core_file; - ElfCoreDump core; - - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header) - 1)); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - EXPECT_EQ(NULL, core.GetHeader()); - EXPECT_EQ(0U, core.GetProgramHeaderCount()); - EXPECT_EQ(NULL, core.GetProgramHeader(0)); - EXPECT_EQ(NULL, core.GetFirstProgramHeaderOfType(PT_LOAD)); - EXPECT_FALSE(core.GetFirstNote().IsValid()); - - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_ident[0] = ELFMAG0; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_ident[1] = ELFMAG1; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_ident[2] = ELFMAG2; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_ident[3] = ELFMAG3; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_ident[4] = ElfCoreDump::kClass; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_version = EV_CURRENT; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_FALSE(core.IsValid()); - - header.e_type = ET_CORE; - ASSERT_TRUE(WriteFile(core_file, &header, sizeof(header))); - ASSERT_TRUE(mapped_core_file.Map(core_file, 0)); - core.SetContent(mapped_core_file.content()); - EXPECT_TRUE(core.IsValid()); -} - -TEST(ElfCoreDumpTest, ValidCoreFile) { - CrashGenerator crash_generator; - if (!crash_generator.HasDefaultCorePattern()) { - fprintf(stderr, "ElfCoreDumpTest.ValidCoreFile test is skipped " - "due to non-default core pattern"); - return; - } - - const unsigned kNumOfThreads = 3; - const unsigned kCrashThread = 1; - const int kCrashSignal = SIGABRT; - ASSERT_TRUE(crash_generator.CreateChildCrash(kNumOfThreads, kCrashThread, - kCrashSignal, NULL)); - pid_t expected_crash_thread_id = crash_generator.GetThreadId(kCrashThread); - set<pid_t> expected_thread_ids; - for (unsigned i = 0; i < kNumOfThreads; ++i) { - expected_thread_ids.insert(crash_generator.GetThreadId(i)); - } - -#if defined(__ANDROID__) - struct stat st; - if (stat(crash_generator.GetCoreFilePath().c_str(), &st) != 0) { - fprintf(stderr, "ElfCoreDumpTest.ValidCoreFile test is skipped " - "due to no core file being generated"); - return; - } -#endif - - MemoryMappedFile mapped_core_file; - ASSERT_TRUE( - mapped_core_file.Map(crash_generator.GetCoreFilePath().c_str(), 0)); - - ElfCoreDump core; - core.SetContent(mapped_core_file.content()); - EXPECT_TRUE(core.IsValid()); - - // Based on write_note_info() in linux/kernel/fs/binfmt_elf.c, notes are - // ordered as follows (NT_PRXFPREG and NT_386_TLS are i386 specific): - // Thread Name Type - // ------------------------------------------------------------------- - // 1st thread CORE NT_PRSTATUS - // process-wide CORE NT_PRPSINFO - // process-wide CORE NT_AUXV - // 1st thread CORE NT_FPREGSET - // 1st thread LINUX NT_PRXFPREG - // 1st thread LINUX NT_386_TLS - // - // 2nd thread CORE NT_PRSTATUS - // 2nd thread CORE NT_FPREGSET - // 2nd thread LINUX NT_PRXFPREG - // 2nd thread LINUX NT_386_TLS - // - // 3rd thread CORE NT_PRSTATUS - // 3rd thread CORE NT_FPREGSET - // 3rd thread LINUX NT_PRXFPREG - // 3rd thread LINUX NT_386_TLS - - size_t num_nt_prpsinfo = 0; - size_t num_nt_prstatus = 0; - size_t num_pr_fpvalid = 0; -#if defined(__i386__) || defined(__x86_64__) - size_t num_nt_fpregset = 0; -#endif -#if defined(__i386__) - size_t num_nt_prxfpreg = 0; -#endif - set<pid_t> actual_thread_ids; - ElfCoreDump::Note note = core.GetFirstNote(); - while (note.IsValid()) { - MemoryRange name = note.GetName(); - MemoryRange description = note.GetDescription(); - EXPECT_FALSE(name.IsEmpty()); - EXPECT_FALSE(description.IsEmpty()); - - switch (note.GetType()) { - case NT_PRPSINFO: { - EXPECT_TRUE(description.data() != NULL); - EXPECT_EQ(sizeof(elf_prpsinfo), description.length()); - ++num_nt_prpsinfo; - break; - } - case NT_PRSTATUS: { - EXPECT_TRUE(description.data() != NULL); - EXPECT_EQ(sizeof(elf_prstatus), description.length()); - const elf_prstatus* status = description.GetData<elf_prstatus>(0); - actual_thread_ids.insert(status->pr_pid); - if (num_nt_prstatus == 0) { - EXPECT_EQ(expected_crash_thread_id, status->pr_pid); - EXPECT_EQ(kCrashSignal, status->pr_info.si_signo); - } - ++num_nt_prstatus; - if (status->pr_fpvalid) - ++num_pr_fpvalid; - break; - } -#if defined(__i386__) || defined(__x86_64__) - case NT_FPREGSET: { - EXPECT_TRUE(description.data() != NULL); - EXPECT_EQ(sizeof(user_fpregs_struct), description.length()); - ++num_nt_fpregset; - break; - } -#endif -#if defined(__i386__) - case NT_PRXFPREG: { - EXPECT_TRUE(description.data() != NULL); - EXPECT_EQ(sizeof(user_fpxregs_struct), description.length()); - ++num_nt_prxfpreg; - break; - } -#endif - default: - break; - } - note = note.GetNextNote(); - } - - EXPECT_TRUE(expected_thread_ids == actual_thread_ids); - EXPECT_EQ(1U, num_nt_prpsinfo); - EXPECT_EQ(kNumOfThreads, num_nt_prstatus); -#if defined(__i386__) || defined(__x86_64__) - EXPECT_EQ(num_pr_fpvalid, num_nt_fpregset); -#endif -#if defined(__i386__) - EXPECT_EQ(num_pr_fpvalid, num_nt_prxfpreg); -#endif -} |