flatbuffers/tests/fuzzer/test_init.h

53 lines
1.7 KiB
C++

#ifndef FUZZER_TEST_INIT_H_
#define FUZZER_TEST_INIT_H_
#include "fuzzer_assert.h"
#include "test_assert.h"
// Utility for test run.
struct OneTimeTestInit {
// Declare trap for the Flatbuffers test engine.
// This hook terminate program both in Debug and Release.
static bool TestFailListener(const char *expval, const char *val,
const char *exp, const char *file, int line,
const char *func = nullptr) {
(void)expval;
(void)val;
(void)exp;
(void)file;
(void)line;
(void)func;
// FLATBUFFERS_ASSERT redefined to be fully independent of the Flatbuffers
// library implementation (see test_assert.h for details).
fuzzer_assert_impl(false); // terminate
return false;
}
OneTimeTestInit() : has_locale_(false) {
// Fuzzer test should be independent of the test engine implementation.
// This hook will terminate test if TEST_EQ/TEST_ASSERT asserted.
InitTestEngine(OneTimeTestInit::TestFailListener);
// Read a locale for the test.
if (flatbuffers::ReadEnvironmentVariable("FLATBUFFERS_TEST_LOCALE",
&test_locale_)) {
TEST_OUTPUT_LINE("The environment variable FLATBUFFERS_TEST_LOCALE=%s",
test_locale_.c_str());
test_locale_ = flatbuffers::RemoveStringQuotes(test_locale_);
has_locale_ = true;
}
}
static const char *test_locale() {
return one_time_init_.has_locale_ ? nullptr
: one_time_init_.test_locale_.c_str();
}
bool has_locale_;
std::string test_locale_;
static OneTimeTestInit one_time_init_;
};
#endif // !FUZZER_TEST_INIT_H_