mirror of
https://github.com/clementine-player/Clementine
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320 lines
11 KiB
C++
320 lines
11 KiB
C++
// Copyright (c) 2010, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// minidump_generator_test.cc: Unit tests for google_breakpad::MinidumpGenerator
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#include <AvailabilityMacros.h>
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#ifndef MAC_OS_X_VERSION_10_6
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#define MAC_OS_X_VERSION_10_6 1060
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#endif
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#include <sys/stat.h>
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#include <unistd.h>
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#include <string>
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#include <vector>
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#include "breakpad_googletest_includes.h"
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#include "client/mac/handler/minidump_generator.h"
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#include "client/mac/tests/auto_tempdir.h"
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#include "client/mac/tests/spawn_child_process.h"
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#include "common/mac/MachIPC.h"
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#include "google_breakpad/processor/minidump.h"
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namespace google_breakpad {
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// This acts as the log sink for INFO logging from the processor
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// logging code. The logging output confuses XCode and makes it think
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// there are unit test failures. testlogging.h handles the overriding.
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std::ostringstream info_log;
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}
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namespace {
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using std::string;
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using std::vector;
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using google_breakpad::AutoTempDir;
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using google_breakpad::MinidumpGenerator;
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using google_breakpad::MachPortSender;
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using google_breakpad::MachReceiveMessage;
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using google_breakpad::MachSendMessage;
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using google_breakpad::Minidump;
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using google_breakpad::MinidumpContext;
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using google_breakpad::MinidumpException;
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using google_breakpad::MinidumpModule;
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using google_breakpad::MinidumpModuleList;
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using google_breakpad::MinidumpSystemInfo;
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using google_breakpad::MinidumpThread;
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using google_breakpad::MinidumpThreadList;
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using google_breakpad::ReceivePort;
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using testing::Test;
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using namespace google_breakpad_test;
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class MinidumpGeneratorTest : public Test {
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public:
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AutoTempDir tempDir;
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};
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static void *Junk(void* data) {
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bool* wait = reinterpret_cast<bool*>(data);
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while (!*wait) {
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usleep(10000);
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}
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return NULL;
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}
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TEST_F(MinidumpGeneratorTest, InProcess) {
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MinidumpGenerator generator;
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string dump_filename = MinidumpGenerator::UniqueNameInDirectory(tempDir.path,
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NULL);
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// Run an extra thread since MinidumpGenerator assumes there
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// are 2 or more threads.
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pthread_t junk_thread;
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bool quit = false;
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ASSERT_EQ(0, pthread_create(&junk_thread, NULL, Junk, &quit));
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ASSERT_TRUE(generator.Write(dump_filename.c_str()));
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// Ensure that minidump file exists and is > 0 bytes.
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struct stat st;
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ASSERT_EQ(0, stat(dump_filename.c_str(), &st));
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ASSERT_LT(0, st.st_size);
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// join the background thread
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quit = true;
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pthread_join(junk_thread, NULL);
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// Read the minidump, sanity check some data.
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Minidump minidump(dump_filename.c_str());
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ASSERT_TRUE(minidump.Read());
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MinidumpSystemInfo* system_info = minidump.GetSystemInfo();
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ASSERT_TRUE(system_info);
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const MDRawSystemInfo* raw_info = system_info->system_info();
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ASSERT_TRUE(raw_info);
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EXPECT_EQ(kNativeArchitecture, raw_info->processor_architecture);
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MinidumpThreadList* thread_list = minidump.GetThreadList();
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ASSERT_TRUE(thread_list);
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ASSERT_EQ((unsigned int)1, thread_list->thread_count());
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MinidumpThread* main_thread = thread_list->GetThreadAtIndex(0);
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ASSERT_TRUE(main_thread);
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MinidumpContext* context = main_thread->GetContext();
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ASSERT_TRUE(context);
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EXPECT_EQ(kNativeContext, context->GetContextCPU());
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MinidumpModuleList* module_list = minidump.GetModuleList();
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ASSERT_TRUE(module_list);
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const MinidumpModule* main_module = module_list->GetMainModule();
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ASSERT_TRUE(main_module);
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EXPECT_EQ(GetExecutablePath(), main_module->code_file());
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}
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TEST_F(MinidumpGeneratorTest, OutOfProcess) {
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const int kTimeoutMs = 2000;
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// Create a mach port to receive the child task on.
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char machPortName[128];
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sprintf(machPortName, "MinidumpGeneratorTest.OutOfProcess.%d", getpid());
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ReceivePort parent_recv_port(machPortName);
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// Give the child process a pipe to block on.
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int fds[2];
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ASSERT_EQ(0, pipe(fds));
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// Fork off a child process to dump.
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pid_t pid = fork();
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if (pid == 0) {
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// In the child process
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close(fds[1]);
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// Send parent process the task port.
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MachSendMessage child_message(0);
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child_message.AddDescriptor(mach_task_self());
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MachPortSender child_sender(machPortName);
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if (child_sender.SendMessage(child_message, kTimeoutMs) != KERN_SUCCESS) {
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fprintf(stderr, "Error sending message from child process!\n");
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exit(1);
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}
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// Wait for the parent process.
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uint8_t data;
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read(fds[0], &data, 1);
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exit(0);
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}
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// In the parent process.
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ASSERT_NE(-1, pid);
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close(fds[0]);
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// Read the child's task port.
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MachReceiveMessage child_message;
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ASSERT_EQ(KERN_SUCCESS,
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parent_recv_port.WaitForMessage(&child_message, kTimeoutMs));
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mach_port_t child_task = child_message.GetTranslatedPort(0);
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ASSERT_NE((mach_port_t)MACH_PORT_NULL, child_task);
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// Write a minidump of the child process.
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MinidumpGenerator generator(child_task, MACH_PORT_NULL);
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string dump_filename = MinidumpGenerator::UniqueNameInDirectory(tempDir.path,
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NULL);
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ASSERT_TRUE(generator.Write(dump_filename.c_str()));
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// Ensure that minidump file exists and is > 0 bytes.
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struct stat st;
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ASSERT_EQ(0, stat(dump_filename.c_str(), &st));
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ASSERT_LT(0, st.st_size);
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// Unblock child process
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uint8_t data = 1;
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(void)write(fds[1], &data, 1);
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// Child process should have exited with a zero status.
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int ret;
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ASSERT_EQ(pid, waitpid(pid, &ret, 0));
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EXPECT_NE(0, WIFEXITED(ret));
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EXPECT_EQ(0, WEXITSTATUS(ret));
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// Read the minidump, sanity check some data.
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Minidump minidump(dump_filename.c_str());
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ASSERT_TRUE(minidump.Read());
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MinidumpSystemInfo* system_info = minidump.GetSystemInfo();
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ASSERT_TRUE(system_info);
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const MDRawSystemInfo* raw_info = system_info->system_info();
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ASSERT_TRUE(raw_info);
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EXPECT_EQ(kNativeArchitecture, raw_info->processor_architecture);
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MinidumpThreadList* thread_list = minidump.GetThreadList();
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ASSERT_TRUE(thread_list);
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ASSERT_EQ((unsigned int)1, thread_list->thread_count());
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MinidumpThread* main_thread = thread_list->GetThreadAtIndex(0);
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ASSERT_TRUE(main_thread);
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MinidumpContext* context = main_thread->GetContext();
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ASSERT_TRUE(context);
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EXPECT_EQ(kNativeContext, context->GetContextCPU());
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MinidumpModuleList* module_list = minidump.GetModuleList();
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ASSERT_TRUE(module_list);
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const MinidumpModule* main_module = module_list->GetMainModule();
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ASSERT_TRUE(main_module);
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EXPECT_EQ(GetExecutablePath(), main_module->code_file());
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}
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// This test fails on 10.5, but I don't have easy access to a 10.5 machine,
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// so it's simpler to just limit it to 10.6 for now.
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#if (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6) && \
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(defined(__x86_64__) || defined(__i386__))
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TEST_F(MinidumpGeneratorTest, CrossArchitectureDump) {
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const int kTimeoutMs = 5000;
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// Create a mach port to receive the child task on.
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char machPortName[128];
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sprintf(machPortName,
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"MinidumpGeneratorTest.CrossArchitectureDump.%d", getpid());
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ReceivePort parent_recv_port(machPortName);
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// Spawn a child process to dump.
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string helper_path = GetHelperPath();
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const char* argv[] = {
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helper_path.c_str(),
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machPortName,
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NULL
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};
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pid_t pid = spawn_child_process(argv);
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ASSERT_NE(-1, pid);
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// Read the child's task port.
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MachReceiveMessage child_message;
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ASSERT_EQ(KERN_SUCCESS,
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parent_recv_port.WaitForMessage(&child_message, kTimeoutMs));
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mach_port_t child_task = child_message.GetTranslatedPort(0);
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ASSERT_NE((mach_port_t)MACH_PORT_NULL, child_task);
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// Write a minidump of the child process.
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MinidumpGenerator generator(child_task, MACH_PORT_NULL);
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string dump_filename = MinidumpGenerator::UniqueNameInDirectory(tempDir.path,
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NULL);
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ASSERT_TRUE(generator.Write(dump_filename.c_str()));
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// Ensure that minidump file exists and is > 0 bytes.
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struct stat st;
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ASSERT_EQ(0, stat(dump_filename.c_str(), &st));
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ASSERT_LT(0, st.st_size);
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// Kill child process.
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kill(pid, SIGKILL);
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int ret;
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ASSERT_EQ(pid, waitpid(pid, &ret, 0));
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const MDCPUArchitecture kExpectedArchitecture =
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#if defined(__x86_64__)
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MD_CPU_ARCHITECTURE_X86
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#elif defined(__i386__)
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MD_CPU_ARCHITECTURE_AMD64
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#endif
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;
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const u_int32_t kExpectedContext =
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#if defined(__i386__)
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MD_CONTEXT_AMD64
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#elif defined(__x86_64__)
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MD_CONTEXT_X86
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#endif
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;
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// Read the minidump, sanity check some data.
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Minidump minidump(dump_filename.c_str());
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ASSERT_TRUE(minidump.Read());
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MinidumpSystemInfo* system_info = minidump.GetSystemInfo();
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ASSERT_TRUE(system_info);
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const MDRawSystemInfo* raw_info = system_info->system_info();
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ASSERT_TRUE(raw_info);
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EXPECT_EQ(kExpectedArchitecture, raw_info->processor_architecture);
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MinidumpThreadList* thread_list = minidump.GetThreadList();
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ASSERT_TRUE(thread_list);
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ASSERT_EQ((unsigned int)1, thread_list->thread_count());
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MinidumpThread* main_thread = thread_list->GetThreadAtIndex(0);
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ASSERT_TRUE(main_thread);
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MinidumpContext* context = main_thread->GetContext();
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ASSERT_TRUE(context);
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EXPECT_EQ(kExpectedContext, context->GetContextCPU());
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MinidumpModuleList* module_list = minidump.GetModuleList();
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ASSERT_TRUE(module_list);
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const MinidumpModule* main_module = module_list->GetMainModule();
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ASSERT_TRUE(main_module);
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EXPECT_EQ(helper_path, main_module->code_file());
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}
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#endif // 10.6 && (x86-64 || i386)
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}
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