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François-Xavier Bourlet 2019-08-22 14:24:56 -07:00 committed by François-Xavier Bourlet
parent db6adef8ab
commit 9fb93a08aa
10 changed files with 3221 additions and 3415 deletions
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2
.clang-format Normal file
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---
BasedOnStyle: LLVM

5870
backward.hpp
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183
test/_test_main.cpp
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@ -24,8 +24,8 @@
#include "test.hpp"
#include <cstdio>
#include <cstdlib>
#include <unistd.h>
#include <sys/wait.h>
#include <unistd.h>
#if defined(__has_include) && __has_include(<error.h>)
#include <error.h>
@ -40,113 +40,116 @@
#endif
void error(int status, int errnum, const char *format, ...) {
fflush(stdout);
fprintf(stderr, "%s: ", getprogname());
fflush(stdout);
fprintf(stderr, "%s: ", getprogname());
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
if (errnum != 0) {
fprintf(stderr, ": %s\n", strerror(errnum));
} else {
fprintf(stderr, "\n");
}
if (status != 0) {
exit(status);
}
if (errnum != 0) {
fprintf(stderr, ": %s\n", strerror(errnum));
} else {
fprintf(stderr, "\n");
}
if (status != 0) {
exit(status);
}
}
#endif
test::test_registry_t test::test_registry;
using namespace test;
bool run_test(TestBase& test) {
printf("-- running test case: %s\n", test.name);
bool run_test(TestBase &test) {
printf("-- running test case: %s\n", test.name);
fflush(stdout);
pid_t child_pid = fork();
if (child_pid == 0) {
exit(static_cast<int>(test.run()));
}
if (child_pid == -1) {
error(EXIT_FAILURE, 0, "unable to fork");
}
fflush(stdout);
pid_t child_pid = fork();
if (child_pid == 0) {
exit(static_cast<int>(test.run()));
}
if (child_pid == -1) {
error(EXIT_FAILURE, 0, "unable to fork");
}
int child_status = 0;
waitpid(child_pid, &child_status, 0);
int child_status = 0;
waitpid(child_pid, &child_status, 0);
test::TestStatus status;
test::TestStatus status;
if (WIFEXITED(child_status)) {
int exit_status = WEXITSTATUS(child_status);
if (exit_status & ~test::STATUS_MASK) {
status = test::FAILED;
} else {
status = static_cast<test::TestStatus>(exit_status);
}
} else if (WIFSIGNALED(child_status)) {
const int signum = WTERMSIG(child_status);
printf("!! signal (%d) %s\n", signum, strsignal(signum));
switch (signum) {
case SIGABRT:
status = test::SIGNAL_ABORT; break;
case SIGSEGV:
case SIGBUS:
status = test::SIGNAL_SEGFAULT; break;
case SIGFPE:
status = test::SIGNAL_DIVZERO; break;
default:
status = test::SIGNAL_UNCAUGHT;
}
} else {
status = test::SUCCESS;
}
if (WIFEXITED(child_status)) {
int exit_status = WEXITSTATUS(child_status);
if (exit_status & ~test::STATUS_MASK) {
status = test::FAILED;
} else {
status = static_cast<test::TestStatus>(exit_status);
}
} else if (WIFSIGNALED(child_status)) {
const int signum = WTERMSIG(child_status);
printf("!! signal (%d) %s\n", signum, strsignal(signum));
switch (signum) {
case SIGABRT:
status = test::SIGNAL_ABORT;
break;
case SIGSEGV:
case SIGBUS:
status = test::SIGNAL_SEGFAULT;
break;
case SIGFPE:
status = test::SIGNAL_DIVZERO;
break;
default:
status = test::SIGNAL_UNCAUGHT;
}
} else {
status = test::SUCCESS;
}
if (test.expected_status == test::FAILED) {
return (status & test::FAILED);
}
if (test.expected_status == test::FAILED) {
return (status & test::FAILED);
}
if (test.expected_status == test::SIGNAL_UNCAUGHT) {
return (status & test::SIGNAL_UNCAUGHT);
}
if (test.expected_status == test::SIGNAL_UNCAUGHT) {
return (status & test::SIGNAL_UNCAUGHT);
}
return status == test.expected_status;
return status == test.expected_status;
}
int main(int argc, const char* const argv[]) {
int main(int argc, const char *const argv[]) {
size_t success_cnt = 0;
size_t total_cnt = 0;
for (test_registry_t::iterator it = test_registry.begin();
it != test_registry.end(); ++it) {
TestBase& test = **it;
size_t success_cnt = 0;
size_t total_cnt = 0;
for (test_registry_t::iterator it = test_registry.begin();
it != test_registry.end(); ++it) {
TestBase &test = **it;
bool consider_test = (argc <= 1);
for (int i = 1; i < argc; ++i) {
if (strcasecmp(argv[i], test.name) == 0) {
consider_test = true;
break;
}
}
if (not consider_test) {
continue;
}
bool consider_test = (argc <= 1);
for (int i = 1; i < argc; ++i) {
if (strcasecmp(argv[i], test.name) == 0) {
consider_test = true;
break;
}
}
if (not consider_test) {
continue;
}
total_cnt += 1;
if (run_test(test)) {
printf("-- test case success: %s\n", test.name);
success_cnt += 1;
} else {
printf("** test case FAILED : %s\n", test.name);
}
}
printf("-- tests passing: %lu/%lu", success_cnt, total_cnt);
if (total_cnt) {
printf(" (%lu%%)\n", success_cnt * 100 / total_cnt);
} else {
printf("\n");
}
return (success_cnt == total_cnt) ? EXIT_SUCCESS : EXIT_FAILURE;
total_cnt += 1;
if (run_test(test)) {
printf("-- test case success: %s\n", test.name);
success_cnt += 1;
} else {
printf("** test case FAILED : %s\n", test.name);
}
}
printf("-- tests passing: %lu/%lu", success_cnt, total_cnt);
if (total_cnt) {
printf(" (%lu%%)\n", success_cnt * 100 / total_cnt);
} else {
printf("\n");
}
return (success_cnt == total_cnt) ? EXIT_SUCCESS : EXIT_FAILURE;
}

92
test/rectrace.cpp
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@ -22,78 +22,78 @@
*/
#include "backward.hpp"
#include <stdio.h>
#include "test/test.hpp"
#include <stdio.h>
using namespace backward;
typedef StackTrace stacktrace_t;
void end_of_our_journey(stacktrace_t& st) {
if (not st.size()) {
st.load_here();
}
void end_of_our_journey(stacktrace_t &st) {
if (not st.size()) {
st.load_here();
}
}
int rec(stacktrace_t& st, int level) {
if (level <= 1) {
end_of_our_journey(st);
return 0;
}
return rec(st, level - 1);
int rec(stacktrace_t &st, int level) {
if (level <= 1) {
end_of_our_journey(st);
return 0;
}
return rec(st, level - 1);
}
namespace toto {
namespace titi {
struct foo {
struct foo {
union bar {
__attribute__((noinline))
static int trampoline(stacktrace_t& st, int level) {
return rec(st, level);
}
};
};
union bar {
__attribute__((noinline)) static int trampoline(stacktrace_t &st,
int level) {
return rec(st, level);
}
};
};
} // namespace titi
} // namespace toto
TEST (recursion) {
{ // lexical scope.
stacktrace_t st;
const int input = 3;
int r = toto::titi::foo::bar::trampoline(st, input);
TEST(recursion) {
{ // lexical scope.
stacktrace_t st;
const int input = 3;
int r = toto::titi::foo::bar::trampoline(st, input);
std::cout << "rec(" << input << ") == " << r << std::endl;
std::cout << "rec(" << input << ") == " << r << std::endl;
Printer printer;
// printer.address = true;
printer.object = true;
printer.print(st, stdout);
}
Printer printer;
// printer.address = true;
printer.object = true;
printer.print(st, stdout);
}
}
int fib(StackTrace& st, int level) {
if (level == 2) {
return 1;
}
if (level <= 1) {
end_of_our_journey(st);
return 0;
}
return fib(st, level - 1) + fib(st, level - 2);
int fib(StackTrace &st, int level) {
if (level == 2) {
return 1;
}
if (level <= 1) {
end_of_our_journey(st);
return 0;
}
return fib(st, level - 1) + fib(st, level - 2);
}
TEST (fibrecursive) {
StackTrace st;
const int input = 6;
int r = fib(st, input);
TEST(fibrecursive) {
StackTrace st;
const int input = 6;
int r = fib(st, input);
std::cout << "fib(" << input << ") == " << r << std::endl;
std::cout << "fib(" << input << ") == " << r << std::endl;
Printer printer;
printer.print(st, stdout);
Printer printer;
printer.print(st, stdout);
}

30
test/select_signals.cpp
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@ -23,29 +23,29 @@
#include "backward.hpp"
#include "test/test.hpp"
#include <signal.h>
#include <stdio.h>
#include "test/test.hpp"
using namespace backward;
void badass_function() {
char* ptr = (char*)42;
*ptr = 42;
char *ptr = (char *)42;
*ptr = 42;
}
TEST_SEGFAULT (pprint_sigsev) {
std::vector<int> signals;
signals.push_back(SIGSEGV);
SignalHandling sh(signals);
std::cout << std::boolalpha << "sh.loaded() == " << sh.loaded() << std::endl;
badass_function();
TEST_SEGFAULT(pprint_sigsev) {
std::vector<int> signals;
signals.push_back(SIGSEGV);
SignalHandling sh(signals);
std::cout << std::boolalpha << "sh.loaded() == " << sh.loaded() << std::endl;
badass_function();
}
TEST_SEGFAULT (wont_pprint) {
std::vector<int> signals;
signals.push_back(SIGABRT);
SignalHandling sh(signals);
std::cout << std::boolalpha << "sh.loaded() == " << sh.loaded() << std::endl;
badass_function();
TEST_SEGFAULT(wont_pprint) {
std::vector<int> signals;
signals.push_back(SIGABRT);
SignalHandling sh(signals);
std::cout << std::boolalpha << "sh.loaded() == " << sh.loaded() << std::endl;
badass_function();
}

55
test/stacktrace.cpp
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@ -22,44 +22,33 @@
*/
#include "backward.hpp"
#include <cstdio>
#include "test/test.hpp"
#include <cstdio>
using namespace backward;
void collect_trace(StackTrace& st) {
st.load_here();
void collect_trace(StackTrace &st) { st.load_here(); }
TEST(minitrace) {
StackTrace st;
collect_trace(st);
Printer printer;
printer.print(st, stdout);
}
TEST (minitrace) {
StackTrace st;
collect_trace(st);
void d(StackTrace &st) { st.load_here(); }
Printer printer;
printer.print(st, stdout);
}
void d(StackTrace& st) {
st.load_here();
}
void c(StackTrace& st) {
return d(st);
}
void b(StackTrace& st) {
return c(st);
}
__attribute__ ((noinline))
void a(StackTrace& st) {
return b(st);
}
TEST (smalltrace) {
StackTrace st;
a(st);
Printer printer;
printer.print(st, stdout);
void c(StackTrace &st) { return d(st); }
void b(StackTrace &st) { return c(st); }
__attribute__((noinline)) void a(StackTrace &st) { return b(st); }
TEST(smalltrace) {
StackTrace st;
a(st);
Printer printer;
printer.print(st, stdout);
}

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test/suicide.cpp
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@ -23,77 +23,62 @@
#include "backward.hpp"
#include "test/test.hpp"
#include <cstdio>
#include <sys/resource.h>
#include "test/test.hpp"
using namespace backward;
void badass_function()
{
char* ptr = (char*)42;
*ptr = 42;
void badass_function() {
char *ptr = (char *)42;
*ptr = 42;
}
TEST_SEGFAULT (invalid_write)
{
badass_function();
TEST_SEGFAULT(invalid_write) { badass_function(); }
int you_shall_not_pass() {
char *ptr = (char *)42;
int v = *ptr;
return v;
}
int you_shall_not_pass()
{
char* ptr = (char*)42;
int v = *ptr;
return v;
TEST_SEGFAULT(invalid_read) {
int v = you_shall_not_pass();
std::cout << "v=" << v << std::endl;
}
TEST_SEGFAULT(invalid_read)
{
int v = you_shall_not_pass();
std::cout << "v=" << v << std::endl;
void abort_abort_I_repeat_abort_abort() {
std::cout << "Jumping off the boat!" << std::endl;
abort();
}
void abort_abort_I_repeat_abort_abort()
{
std::cout << "Jumping off the boat!" << std::endl;
abort();
}
TEST_ABORT (calling_abort)
{
abort_abort_I_repeat_abort_abort();
}
TEST_ABORT(calling_abort) { abort_abort_I_repeat_abort_abort(); }
// aarch64 does not trap Division by zero
#ifndef __aarch64__
volatile int zero = 0;
int divide_by_zero()
{
std::cout << "And the wild black hole appears..." << std::endl;
int v = 42 / zero;
return v;
int divide_by_zero() {
std::cout << "And the wild black hole appears..." << std::endl;
int v = 42 / zero;
return v;
}
TEST_DIVZERO (divide_by_zero)
{
int v = divide_by_zero();
std::cout << "v=" << v << std::endl;
TEST_DIVZERO(divide_by_zero) {
int v = divide_by_zero();
std::cout << "v=" << v << std::endl;
}
#endif
// Darwin does not allow RLIMIT_STACK to be reduced
#ifndef __APPLE__
int bye_bye_stack(int i) {
return bye_bye_stack(i + 1) + bye_bye_stack(i * 2);
}
int bye_bye_stack(int i) { return bye_bye_stack(i + 1) + bye_bye_stack(i * 2); }
TEST_SEGFAULT(stackoverflow)
{
struct rlimit limit;
limit.rlim_max = 8096;
setrlimit(RLIMIT_STACK, &limit);
int r = bye_bye_stack(42);
std::cout << "r=" << r << std::endl;
TEST_SEGFAULT(stackoverflow) {
struct rlimit limit;
limit.rlim_max = 8096;
setrlimit(RLIMIT_STACK, &limit);
int r = bye_bye_stack(42);
std::cout << "r=" << r << std::endl;
}
#endif

64
test/test.cpp
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@ -21,55 +21,43 @@
* SOFTWARE.
*/
#include "test/test.hpp"
#include <cstdlib>
#include <iostream>
#include <stdexcept>
#include <cstdlib>
#include "test/test.hpp"
TEST (empty_test) { }
TEST(empty_test) {}
TEST_FAIL_ASSERT (fail_assert) {
ASSERT(1 == 2);
TEST_FAIL_ASSERT(fail_assert) { ASSERT(1 == 2); }
TEST_FAIL_ASSERT(fail_assert_ge) { ASSERT_GE(4, 5); }
TEST_UNCAUGHT_EXCEPTION(uncaught_exception) {
throw std::runtime_error("some random runtime error");
}
TEST_FAIL_ASSERT (fail_assert_ge) {
ASSERT_GE(4, 5);
TEST_UNCAUGHT_EXCEPTION(uncaught_exception_int) { throw 42; }
TEST_SEGFAULT(segfault) {
char *a = 0;
char b = a[42];
std::cout << "result: " << b << std::endl;
}
TEST_UNCAUGHT_EXCEPTION (uncaught_exception) {
throw std::runtime_error("some random runtime error");
TEST_ABORT(abort) { abort(); }
TEST(catch_int) {
ASSERT_THROW({ throw 42; }, int);
}
TEST_UNCAUGHT_EXCEPTION (uncaught_exception_int) {
throw 42;
TEST_FAIL_ASSERT(fail_catch_int) { ASSERT_THROW({}, int); }
TEST_FAIL_ASSERT(fail_no_throw) {
ASSERT_NO_THROW({ throw 42; });
}
TEST_SEGFAULT (segfault) {
char* a = 0;
char b = a[42];
std::cout << "result: " << b << std::endl;
TEST(any_throw) {
ASSERT_ANY_THROW({ throw 42; });
}
TEST_ABORT (abort) {
abort();
}
TEST (catch_int) {
ASSERT_THROW({throw 42;}, int);
}
TEST_FAIL_ASSERT (fail_catch_int) {
ASSERT_THROW({}, int);
}
TEST_FAIL_ASSERT (fail_no_throw) {
ASSERT_NO_THROW({throw 42;});
}
TEST (any_throw) {
ASSERT_ANY_THROW({throw 42;});
}
TEST_FAIL_ASSERT (fail_any_throw) {
ASSERT_ANY_THROW({});
}
TEST_FAIL_ASSERT(fail_any_throw) { ASSERT_ANY_THROW({}); }

193
test/test.hpp
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@ -25,119 +25,119 @@
#ifndef H_54E531F7_9154_454B_BEB9_257408429470
#define H_54E531F7_9154_454B_BEB9_257408429470
#include <exception>
#include <vector>
#include <cstring>
#include <cstdio>
#include <cstring>
#include <exception>
#include <sstream>
#include <string>
#include <vector>
namespace test {
struct AssertFailedError: std::exception {
~AssertFailedError() throw() {}
struct AssertFailedError : std::exception {
~AssertFailedError() throw() {}
AssertFailedError(const char* filename, int _line, const char* _errmsg):
basename(_basename(filename)), line(_line), errmsg(_errmsg) {}
AssertFailedError(const char *filename, int _line, const char *_errmsg)
: basename(_basename(filename)), line(_line), errmsg(_errmsg) {}
const char* what() const throw() {
if (not _what.size()) {
std::ostringstream ss;
ss << "assertion failed (" << basename << ":" << line;
ss << ") " << errmsg;
_what = ss.str();
}
return _what.c_str();
}
const char *what() const throw() {
if (not _what.size()) {
std::ostringstream ss;
ss << "assertion failed (" << basename << ":" << line;
ss << ") " << errmsg;
_what = ss.str();
}
return _what.c_str();
}
const char* basename;
int line;
const char* errmsg;
const char *basename;
int line;
const char *errmsg;
mutable std::string _what;
mutable std::string _what;
static const char* _basename(const char* filename) {
const char* basename = filename + strlen(filename);
while (basename != filename && *basename != '/') {
basename -= 1;
}
return basename + 1;
}
static const char *_basename(const char *filename) {
const char *basename = filename + strlen(filename);
while (basename != filename && *basename != '/') {
basename -= 1;
}
return basename + 1;
}
};
enum TestStatus {
SUCCESS = 0<<0,
FAILED = 1<<0,
SUCCESS = 0 << 0,
FAILED = 1 << 0,
ASSERT_FAIL = FAILED | 1<<1,
EXCEPTION_UNCAUGHT = FAILED | 2<<1,
SIGNAL_UNCAUGHT = FAILED | 3<<1,
SIGNAL_SEGFAULT = SIGNAL_UNCAUGHT | 1<<3,
SIGNAL_ABORT = SIGNAL_UNCAUGHT | 2<<3,
SIGNAL_DIVZERO = SIGNAL_UNCAUGHT | 2<<3,
ASSERT_FAIL = FAILED | 1 << 1,
EXCEPTION_UNCAUGHT = FAILED | 2 << 1,
SIGNAL_UNCAUGHT = FAILED | 3 << 1,
SIGNAL_SEGFAULT = SIGNAL_UNCAUGHT | 1 << 3,
SIGNAL_ABORT = SIGNAL_UNCAUGHT | 2 << 3,
SIGNAL_DIVZERO = SIGNAL_UNCAUGHT | 2 << 3,
STATUS_MASK = 0x1F
STATUS_MASK = 0x1F
};
struct TestBase {
const char* name;
TestStatus expected_status;
const char *name;
TestStatus expected_status;
virtual ~TestBase() {}
TestBase(const char*, TestStatus);
virtual void do_test() = 0;
virtual ~TestBase() {}
TestBase(const char *, TestStatus);
virtual void do_test() = 0;
TestStatus run() {
try {
do_test();
return SUCCESS;
} catch(const AssertFailedError& e) {
printf("!! %s\n", e.what());
return ASSERT_FAIL;
} catch(const std::exception& e) {
printf("!! exception: %s\n", e.what());
return EXCEPTION_UNCAUGHT;
} catch(...) {
printf("!! unknown exception\n");
return EXCEPTION_UNCAUGHT;
}
}
TestStatus run() {
try {
do_test();
return SUCCESS;
} catch (const AssertFailedError &e) {
printf("!! %s\n", e.what());
return ASSERT_FAIL;
} catch (const std::exception &e) {
printf("!! exception: %s\n", e.what());
return EXCEPTION_UNCAUGHT;
} catch (...) {
printf("!! unknown exception\n");
return EXCEPTION_UNCAUGHT;
}
}
};
typedef std::vector<TestBase*> test_registry_t;
typedef std::vector<TestBase *> test_registry_t;
extern test_registry_t test_registry;
TestBase::TestBase(const char* n, TestStatus s): name(n), expected_status(s) {
test_registry.push_back(this);
TestBase::TestBase(const char *n, TestStatus s) : name(n), expected_status(s) {
test_registry.push_back(this);
}
} // namespace test
#define _TEST_STATUS(name, status) \
struct TEST_##name: ::test::TestBase { \
TEST_##name(): TestBase(#name, status) {} \
void do_test(); \
} TEST_##name; \
void TEST_##name::do_test()
#define _TEST_STATUS(name, status) \
struct TEST_##name : ::test::TestBase { \
TEST_##name() : TestBase(#name, status) {} \
void do_test(); \
} TEST_##name; \
void TEST_##name::do_test()
#define TEST(name) _TEST_STATUS(name, ::test::SUCCESS)
#define TEST_FAIL(name) _TEST_STATUS(name, ::test::FAILED)
#define TEST_FAIL_ASSERT(name) _TEST_STATUS(name, ::test::ASSERT_FAIL)
#define TEST_UNCAUGHT_EXCEPTION(name) _TEST_STATUS(name, ::test::EXCEPTION_UNCAUGHT)
#define TEST_UNCAUGHT_EXCEPTION(name) \
_TEST_STATUS(name, ::test::EXCEPTION_UNCAUGHT)
#define TEST_UNCAUGHT_SIGNAL(name) _TEST_STATUS(name, ::test::SIGNAL_UNCAUGHT)
#define TEST_SEGFAULT(name) _TEST_STATUS(name, ::test::SIGNAL_SEGFAULT)
#define TEST_ABORT(name) _TEST_STATUS(name, ::test::SIGNAL_ABORT)
#define TEST_DIVZERO(name) _TEST_STATUS(name, ::test::SIGNAL_DIVZERO)
#define ASSERT(expr) \
(expr) ? static_cast<void>(0) \
: throw ::test::AssertFailedError( \
__FILE__, __LINE__, #expr)
#define ASSERT(expr) \
(expr) ? static_cast<void>(0) \
: throw ::test::AssertFailedError(__FILE__, __LINE__, #expr)
#define _ASSERT_BINOP(a, b, cmp) \
(not (a cmp b)) ? static_cast<void>(0) \
: throw ::test::AssertFailedError( \
__FILE__, __LINE__, "because " #a " " #cmp " " #b)
#define _ASSERT_BINOP(a, b, cmp) \
(not(a cmp b)) ? static_cast<void>(0) \
: throw ::test::AssertFailedError( \
__FILE__, __LINE__, "because " #a " " #cmp " " #b)
#define ASSERT_EQ(a, b) _ASSERT_BINOP(a, b, !=)
#define ASSERT_NE(a, b) _ASSERT_BINOP(a, b, ==)
@ -146,25 +146,34 @@ TestBase::TestBase(const char* n, TestStatus s): name(n), expected_status(s) {
#define ASSERT_GT(a, b) _ASSERT_BINOP(a, b, <=)
#define ASSERT_GE(a, b) _ASSERT_BINOP(a, b, <)
#define ASSERT_THROW(expr, e_type) \
do { try { expr } \
catch (const e_type&) { break; } \
throw ::test::AssertFailedError( \
__FILE__, __LINE__, "expected exception " #e_type); \
} while(0)
#define ASSERT_THROW(expr, e_type) \
do { \
try { \
expr \
} catch (const e_type &) { \
break; \
} \
throw ::test::AssertFailedError(__FILE__, __LINE__, \
"expected exception " #e_type); \
} while (0)
#define ASSERT_ANY_THROW(expr) \
do { try { expr } \
catch (...) { break; } \
throw ::test::AssertFailedError( \
__FILE__, __LINE__, "expected any exception"); \
} while(0)
#define ASSERT_ANY_THROW(expr) \
do { \
try { \
expr \
} catch (...) { \
break; \
} \
throw ::test::AssertFailedError(__FILE__, __LINE__, \
"expected any exception"); \
} while (0)
#define ASSERT_NO_THROW(expr) \
try { expr } \
catch (...) { \
throw ::test::AssertFailedError( \
__FILE__, __LINE__, "no exception expected"); \
}
#define ASSERT_NO_THROW(expr) \
try { \
expr \
} catch (...) { \
throw ::test::AssertFailedError(__FILE__, __LINE__, \
"no exception expected"); \
}
#endif /* H_GUARD */

70
test_package/main.cpp
View File

@ -1,60 +1,46 @@
#include <backward/backward.hpp>
#include <iostream>
#include <stdexcept>
#include <sstream>
#include <stdexcept>
using namespace backward;
class TracedException : public std::runtime_error
{
class TracedException : public std::runtime_error {
public:
TracedException() :
std::runtime_error(_get_trace())
{}
TracedException() : std::runtime_error(_get_trace()) {}
private:
std::string _get_trace()
{
std::ostringstream ss;
std::string _get_trace() {
std::ostringstream ss;
StackTrace stackTrace;
TraceResolver resolver;
stackTrace.load_here();
resolver.load_stacktrace(stackTrace);
StackTrace stackTrace;
TraceResolver resolver;
stackTrace.load_here();
resolver.load_stacktrace(stackTrace);
for(std::size_t i = 0; i < stackTrace.size(); ++i)
{
const ResolvedTrace trace = resolver.resolve(stackTrace[i]);
for (std::size_t i = 0; i < stackTrace.size(); ++i) {
const ResolvedTrace trace = resolver.resolve(stackTrace[i]);
ss << "#" << i << " at " << trace.object_function << "\n";
}
return ss.str();
ss << "#" << i << " at " << trace.object_function << "\n";
}
return ss.str();
}
};
void f(int i)
{
if(i >= 42)
{
throw TracedException();
}
else
{
std::cout << "i=" << i << "\n";
f(i + 1);
}
void f(int i) {
if (i >= 42) {
throw TracedException();
} else {
std::cout << "i=" << i << "\n";
f(i + 1);
}
}
int main()
{
try
{
f(0);
} catch (const TracedException& ex)
{
std::cout << ex.what();
}
int main() {
try {
f(0);
} catch (const TracedException &ex) {
std::cout << ex.what();
}
}