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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This class sets up the environment for running the native tests inside an
// android application. It outputs (to a fifo) markers identifying the
// START/PASSED/CRASH of the test suite, FAILURE/SUCCESS of individual tests,
// etc.
// These markers are read by the test runner script to generate test results.
// It installs signal handlers to detect crashes.
#include <android/log.h>
#include <signal.h>
#include "base/android/base_jni_registrar.h"
#include "base/android/fifo_utils.h"
#include "base/android/jni_android.h"
#include "base/android/jni_string.h"
#include "base/android/scoped_java_ref.h"
#include "base/at_exit.h"
#include "base/base_switches.h"
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "gtest/gtest.h"
#include "jni/ChromeNativeTestActivity_jni.h"
#include "testing/android/native_test_util.h"
using testing::native_test_util::ArgsToArgv;
using testing::native_test_util::ParseArgsFromCommandLineFile;
using testing::native_test_util::ParseArgsFromString;
using testing::native_test_util::ScopedMainEntryLogger;
// The main function of the program to be wrapped as a test apk.
extern int main(int argc, char** argv);
namespace {
// The test runner script writes the command line file in
// "/data/local/tmp".
static const char kCommandLineFilePath[] =
"/data/local/tmp/chrome-native-tests-command-line";
const char kLogTag[] = "chromium";
const char kCrashedMarker[] = "[ CRASHED ]\n";
// The list of signals which are considered to be crashes.
const int kExceptionSignals[] = {
SIGSEGV, SIGABRT, SIGFPE, SIGILL, SIGBUS, -1
};
struct sigaction g_old_sa[NSIG];
// This function runs in a compromised context. It should not allocate memory.
void SignalHandler(int sig, siginfo_t* info, void* reserved) {
// Output the crash marker.
write(STDOUT_FILENO, kCrashedMarker, sizeof(kCrashedMarker));
g_old_sa[sig].sa_sigaction(sig, info, reserved);
}
// Writes printf() style string to Android's logger where |priority| is one of
// the levels defined in <android/log.h>.
void AndroidLog(int priority, const char* format, ...) {
va_list args;
va_start(args, format);
__android_log_vprint(priority, kLogTag, format, args);
va_end(args);
}
} // namespace
static void RunTests(JNIEnv* env,
jobject obj,
jstring jcommand_line_flags,
jstring jcommand_line_file_path,
jstring jstdout_file_path,
jboolean jstdout_fifo,
jobject app_context) {
// Command line initialized basically, will be fully initialized later.
static const char* const kInitialArgv[] = { "ChromeTestActivity" };
base::CommandLine::Init(arraysize(kInitialArgv), kInitialArgv);
// Set the application context in base.
base::android::ScopedJavaLocalRef<jobject> scoped_context(
env, env->NewLocalRef(app_context));
base::android::InitApplicationContext(env, scoped_context);
base::android::RegisterJni(env);
std::vector<std::string> args;
const std::string command_line_file_path(
base::android::ConvertJavaStringToUTF8(env, jcommand_line_file_path));
if (command_line_file_path.empty())
ParseArgsFromCommandLineFile(kCommandLineFilePath, &args);
else
ParseArgsFromCommandLineFile(command_line_file_path.c_str(), &args);
const std::string command_line_flags(
base::android::ConvertJavaStringToUTF8(env, jcommand_line_flags));
ParseArgsFromString(command_line_flags, &args);
std::vector<char*> argv;
int argc = ArgsToArgv(args, &argv);
// Fully initialize command line with arguments.
base::CommandLine::ForCurrentProcess()->AppendArguments(
base::CommandLine(argc, &argv[0]), false);
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
base::FilePath stdout_file_path(
base::android::ConvertJavaStringToUTF8(env, jstdout_file_path));
// A few options, such "--gtest_list_tests", will just use printf directly
// Always redirect stdout to a known file.
unlink(stdout_file_path.value().c_str());
if (jstdout_fifo) {
if (!base::android::CreateFIFO(stdout_file_path, 0666)) {
AndroidLog(ANDROID_LOG_ERROR, "Failed to create fifo %s: %s\n",
stdout_file_path.value().c_str(), strerror(errno));
exit(EXIT_FAILURE);
}
}
if (!base::android::RedirectStream(stdout, stdout_file_path, "w")) {
AndroidLog(ANDROID_LOG_ERROR, "Failed to redirect stream to file: %s: %s\n",
stdout_file_path.value().c_str(), strerror(errno));
exit(EXIT_FAILURE);
}
dup2(STDOUT_FILENO, STDERR_FILENO);
if (command_line.HasSwitch(switches::kWaitForDebugger)) {
AndroidLog(ANDROID_LOG_VERBOSE,
"Native test waiting for GDB because flag %s was supplied",
switches::kWaitForDebugger);
base::debug::WaitForDebugger(24 * 60 * 60, false);
}
ScopedMainEntryLogger scoped_main_entry_logger;
main(argc, &argv[0]);
}
bool RegisterNativeTestJNI(JNIEnv* env) {
return RegisterNativesImpl(env);
}
// TODO(nileshagrawal): now that we're using FIFO, test scripts can detect EOF.
// Remove the signal handlers.
void InstallHandlers() {
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_sigaction = SignalHandler;
sa.sa_flags = SA_SIGINFO;
for (unsigned int i = 0; kExceptionSignals[i] != -1; ++i) {
sigaction(kExceptionSignals[i], &sa, &g_old_sa[kExceptionSignals[i]]);
}
}
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