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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <string.h>
#include <gtest/gtest.h>
#include "TestForkerEventListener.h"
#include "TestExtensions.h"
#define DEBUG_TEST_FORKER_EVENT_LISTENER 0
#define RETURN_CODE_PASSED 0
#define RETURN_CODE_FAILED 1
namespace android {
namespace camera2 {
namespace tests {
bool TestForkerEventListener::mIsForked = false;
TestForkerEventListener::TestForkerEventListener() {
mIsForked = false;
mHasSucceeded = true;
mTermSignal = 0;
}
// Called before a test starts.
void TestForkerEventListener::OnTestStart(const ::testing::TestInfo&) {
if (!TEST_EXTENSION_FORKING_ENABLED) {
return;
}
pid_t childPid = fork();
if (childPid != 0) {
int status;
waitpid(childPid, &status, /*options*/0);
// terminated normally?
mHasSucceeded = WIFEXITED(status);
// terminate with return code 0 = test passed, 1 = test failed
if (mHasSucceeded) {
mHasSucceeded = WEXITSTATUS(status) == RETURN_CODE_PASSED;
} else if (WIFSIGNALED(status)) {
mTermSignal = WTERMSIG(status);
}
/* the test is then skipped by inserting the various
TEST_EXTENSION_ macros in TestExtensions.h */
} else {
mIsForked = true;
}
}
// Called after a failed assertion or a SUCCEED() invocation.
void TestForkerEventListener::OnTestPartResult(
const ::testing::TestPartResult& test_part_result) {
if (DEBUG_TEST_FORKER_EVENT_LISTENER) {
printf("%s in %s:%d\n%s\n",
test_part_result.failed() ? "*** Failure" : "Success",
test_part_result.file_name(),
test_part_result.line_number(),
test_part_result.summary());
}
}
// Called after a test ends.
void TestForkerEventListener::OnTestEnd(const ::testing::TestInfo& test_info) {
if (!TEST_EXTENSION_FORKING_ENABLED) {
return;
}
if (mIsForked) {
exit(test_info.result()->Passed()
? RETURN_CODE_PASSED : RETURN_CODE_FAILED);
} else if (!mHasSucceeded && mTermSignal != 0) {
printf("*** Test %s.%s crashed with signal = %s\n",
test_info.test_case_name(), test_info.name(),
strsignal(mTermSignal));
}
//TODO: overload the default event listener to suppress this message
// dynamically (e.g. by skipping OnTestPartResult after OnTestEnd )
// trigger a test failure if the child has failed
if (!mHasSucceeded) {
ADD_FAILURE();
}
mTermSignal = 0;
}
}
}
}
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