diff options
Diffstat (limited to 'src/client/mac/tests')
| -rw-r--r-- | src/client/mac/tests/minidump_generator_test.cc | 160 | ||||
| -rw-r--r-- | src/client/mac/tests/minidump_generator_test_helper.cc | 63 |
2 files changed, 222 insertions, 1 deletions
diff --git a/src/client/mac/tests/minidump_generator_test.cc b/src/client/mac/tests/minidump_generator_test.cc index 5d0d5c28..68bc1de6 100644 --- a/src/client/mac/tests/minidump_generator_test.cc +++ b/src/client/mac/tests/minidump_generator_test.cc @@ -29,10 +29,21 @@ // minidump_generator_test.cc: Unit tests for google_breakpad::MinidumpGenerator +#include <AvailabilityMacros.h> +#ifndef MAC_OS_X_VERSION_10_6 +#define MAC_OS_X_VERSION_10_6 1060 +#endif #include <crt_externs.h> +#include <mach-o/dyld.h> +#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6 +#include <spawn.h> +#endif #include <sys/stat.h> #include <unistd.h> +#include <string> +#include <vector> + #include "breakpad_googletest_includes.h" #include "client/mac/handler/minidump_generator.h" #include "client/mac/tests/auto_tempdir.h" @@ -48,6 +59,7 @@ std::ostringstream info_log; namespace { using std::string; +using std::vector; using google_breakpad::AutoTempDir; using google_breakpad::MinidumpGenerator; using google_breakpad::MachPortSender; @@ -161,7 +173,7 @@ TEST_F(MinidumpGeneratorTest, OutOfProcess) { const int kTimeoutMs = 2000; // Create a mach port to receive the child task on. char machPortName[128]; - sprintf(machPortName, "MinidumpGeneratorTest.%d", getpid()); + sprintf(machPortName, "MinidumpGeneratorTest.OutOfProcess.%d", getpid()); ReceivePort parent_recv_port(machPortName); // Give the child process a pipe to block on. @@ -248,4 +260,150 @@ TEST_F(MinidumpGeneratorTest, OutOfProcess) { EXPECT_EQ(GetExecutablePath(), main_module->code_file()); } +static string GetHelperPath() { + string helper_path(GetExecutablePath()); + size_t pos = helper_path.rfind('/'); + if (pos == string::npos) + return ""; + + helper_path.erase(pos + 1); + helper_path += "minidump_generator_test_helper"; + return helper_path; +} + +// This test fails on 10.5, but I don't have easy access to a 10.5 machine, +// so it's simpler to just limit it to 10.6 for now. +#if (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6) && \ + (defined(__x86_64__) || defined(__i386__)) +static pid_t spawn_child_process(const char** argv) { + posix_spawnattr_t spawnattr; + if (posix_spawnattr_init(&spawnattr) != 0) + return (pid_t)-1; + + cpu_type_t pref_cpu_types[2] = { +#if defined(__x86_64__) + CPU_TYPE_X86, +#elif defined(__i386__) + CPU_TYPE_X86_64, +#endif + CPU_TYPE_ANY + }; + + // Set spawn attributes. + size_t attr_count = sizeof(pref_cpu_types) / sizeof(pref_cpu_types[0]); + size_t attr_ocount = 0; + if (posix_spawnattr_setbinpref_np(&spawnattr, + attr_count, + pref_cpu_types, + &attr_ocount) != 0 || + attr_ocount != attr_count) { + posix_spawnattr_destroy(&spawnattr); + return (pid_t)-1; + } + + // Create an argv array. + vector<char*> argv_v; + while (*argv) { + argv_v.push_back(strdup(*argv)); + argv++; + } + argv_v.push_back(NULL); + pid_t new_pid = 0; + int result = posix_spawnp(&new_pid, argv_v[0], NULL, &spawnattr, + &argv_v[0], *_NSGetEnviron()); + posix_spawnattr_destroy(&spawnattr); + + for (unsigned i = 0; i < argv_v.size(); i++) { + free(argv_v[i]); + } + + return result == 0 ? new_pid : -1; +} + +TEST_F(MinidumpGeneratorTest, CrossArchitectureDump) { + const int kTimeoutMs = 5000; + // Create a mach port to receive the child task on. + char machPortName[128]; + sprintf(machPortName, + "MinidumpGeneratorTest.CrossArchitectureDump.%d", getpid()); + + ReceivePort parent_recv_port(machPortName); + + // Spawn a child process to dump. + string helper_path = GetHelperPath(); + const char* argv[] = { + helper_path.c_str(), + machPortName, + NULL + }; + pid_t pid = spawn_child_process(argv); + ASSERT_NE(-1, pid); + + // Read the child's task port. + MachReceiveMessage child_message; + ASSERT_EQ(KERN_SUCCESS, + parent_recv_port.WaitForMessage(&child_message, kTimeoutMs)); + mach_port_t child_task = child_message.GetTranslatedPort(0); + ASSERT_NE((mach_port_t)MACH_PORT_NULL, child_task); + + // Write a minidump of the child process. + MinidumpGenerator generator(child_task, MACH_PORT_NULL); + string dump_filename = MinidumpGenerator::UniqueNameInDirectory(tempDir.path, + NULL); + ASSERT_TRUE(generator.Write(dump_filename.c_str())); + + // Ensure that minidump file exists and is > 0 bytes. + struct stat st; + ASSERT_EQ(0, stat(dump_filename.c_str(), &st)); + ASSERT_LT(0, st.st_size); + + // Kill child process. + kill(pid, SIGKILL); + + int ret; + ASSERT_EQ(pid, waitpid(pid, &ret, 0)); + +const MDCPUArchitecture kExpectedArchitecture = +#if defined(__x86_64__) + MD_CPU_ARCHITECTURE_X86 +#elif defined(__i386__) + MD_CPU_ARCHITECTURE_AMD64 +#endif + ; +const u_int32_t kExpectedContext = +#if defined(__i386__) + MD_CONTEXT_AMD64 +#elif defined(__x86_64__) + MD_CONTEXT_X86 +#endif + ; + + // Read the minidump, sanity check some data. + Minidump minidump(dump_filename.c_str()); + ASSERT_TRUE(minidump.Read()); + + MinidumpSystemInfo* system_info = minidump.GetSystemInfo(); + ASSERT_TRUE(system_info); + const MDRawSystemInfo* raw_info = system_info->system_info(); + ASSERT_TRUE(raw_info); + EXPECT_EQ(kExpectedArchitecture, raw_info->processor_architecture); + + MinidumpThreadList* thread_list = minidump.GetThreadList(); + ASSERT_TRUE(thread_list); + ASSERT_EQ((unsigned int)1, thread_list->thread_count()); + + MinidumpThread* main_thread = thread_list->GetThreadAtIndex(0); + ASSERT_TRUE(main_thread); + MinidumpContext* context = main_thread->GetContext(); + ASSERT_TRUE(context); + EXPECT_EQ(kExpectedContext, context->GetContextCPU()); + + MinidumpModuleList* module_list = minidump.GetModuleList(); + ASSERT_TRUE(module_list); + const MinidumpModule* main_module = module_list->GetMainModule(); + ASSERT_TRUE(main_module); + EXPECT_EQ(helper_path, main_module->code_file()); +} +#endif // 10.6 && (x86-64 || i386) + } diff --git a/src/client/mac/tests/minidump_generator_test_helper.cc b/src/client/mac/tests/minidump_generator_test_helper.cc new file mode 100644 index 00000000..41ef449d --- /dev/null +++ b/src/client/mac/tests/minidump_generator_test_helper.cc @@ -0,0 +1,63 @@ +// Copyright (c) 2010, 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. + +// minidump_generator_test_helper.cc: A helper program that +// minidump_generator_test.cc can launch to test certain things +// that require a separate executable. + +#include "common/mac/MachIPC.h" +#include <unistd.h> + +using google_breakpad::MachPortSender; +using google_breakpad::MachReceiveMessage; +using google_breakpad::MachSendMessage; +using google_breakpad::ReceivePort; + +int main(int argc, char** argv) { + if (argc < 2) + return 1; + + const int kTimeoutMs = 2000; + // Send parent process the task and thread ports. + MachSendMessage child_message(0); + child_message.AddDescriptor(mach_task_self()); + child_message.AddDescriptor(mach_thread_self()); + + MachPortSender child_sender(argv[1]); + if (child_sender.SendMessage(child_message, kTimeoutMs) != KERN_SUCCESS) { + fprintf(stderr, "Error sending message from child process!\n"); + exit(1); + } + + // Loop forever. + while (true) { + sleep(100); + } + return 0; +} |