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authornileshagrawal@chromium.org <nileshagrawal@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2012-05-09 16:59:12 +0000
committernileshagrawal@chromium.org <nileshagrawal@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2012-05-09 16:59:12 +0000
commit2037ef804dac0e366e751d30aecfe1f868fb4f2b (patch)
tree01093f4b02edb7b2d979f58f1a7f0dc241ab70f1 /testing/android/native_test_launcher.cc
parentcc3a5c8ca42579c0f9f710c18f51c566b4c75e86 (diff)
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Detect crashes while running native tests in APK.
Adding signal handlers (for fatal signals) to output a marker indicating that the test crashed. BUG=125059 TEST= Review URL: https://chromiumcodereview.appspot.com/10310046 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@136050 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'testing/android/native_test_launcher.cc')
-rw-r--r--testing/android/native_test_launcher.cc41
1 files changed, 41 insertions, 0 deletions
diff --git a/testing/android/native_test_launcher.cc b/testing/android/native_test_launcher.cc
index 5e600b8..ad1db27 100644
--- a/testing/android/native_test_launcher.cc
+++ b/testing/android/native_test_launcher.cc
@@ -2,6 +2,15 @@
// 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 logcat) markers identifying the
+// START/END/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 injects an event listener in gtest to detect various test stages and
+// installs signal handlers to detect crashes.
+
+#include <android/log.h>
+#include <signal.h>
#include <stdio.h>
#include "base/android/jni_android.h"
@@ -26,6 +35,33 @@ extern int main(int argc, char** argv);
namespace {
+// 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.
+ __android_log_write(ANDROID_LOG_ERROR, "chromium", "[ CRASHED ]");
+ g_old_sa[sig].sa_sigaction(sig, info, reserved);
+}
+
+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]]);
+ }
+}
+
void ParseArgsFromString(const std::string& command_line,
std::vector<std::string>* args) {
StringTokenizer tokenizer(command_line, kWhitespaceASCII);
@@ -191,11 +227,16 @@ static void RunTests(JNIEnv* env,
// This is called by the VM when the shared library is first loaded.
JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
+
+ // Install signal handlers to detect crashes.
+ InstallHandlers();
+
base::android::InitVM(vm);
JNIEnv* env = base::android::AttachCurrentThread();
if (!RegisterNativesImpl(env)) {
return -1;
}
LibraryLoadedOnMainThread(env);
+
return JNI_VERSION_1_4;
}