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#include "../tut/tut.h"
#include "counter.hpp"
#include <oxt/backtrace.hpp>
#include <oxt/tracable_exception.hpp>
#include <oxt/thread.hpp>
using namespace oxt;
using namespace std;
namespace tut {
struct backtrace_test {
};
DEFINE_TEST_GROUP(backtrace_test);
TEST_METHOD(1) {
// Test TRACE_POINT() and tracable_exception.
struct {
void foo() {
TRACE_POINT();
bar();
}
void bar() {
TRACE_POINT();
baz();
}
void baz() {
TRACE_POINT();
throw tracable_exception();
}
} object;
try {
object.foo();
fail("tracable_exception expected.");
} catch (const tracable_exception &e) {
ensure("Backtrace contains foo()",
e.backtrace().find("foo()") != string::npos);
ensure("Backtrace contains bar()",
e.backtrace().find("bar()") != string::npos);
ensure("Backtrace contains baz()",
e.backtrace().find("baz()") != string::npos);
}
}
static void foo(CounterPtr parent_counter, CounterPtr child_counter) {
TRACE_POINT();
child_counter->increment(); // Tell parent that we've created the trace point.
parent_counter->wait_until(1); // Wait until parent thread says we can exit.
}
static void bar(CounterPtr parent_counter, CounterPtr child_counter) {
TRACE_POINT();
child_counter->increment(); // Tell parent that we've created the trace point.
parent_counter->wait_until(1); // Wait until parent thread says we can exit.
}
TEST_METHOD(2) {
// Test whether oxt::thread's backtrace support works.
CounterPtr parent_counter = Counter::create_ptr();
CounterPtr child_counter = Counter::create_ptr();
oxt::thread foo_thread(boost::bind(foo, parent_counter, child_counter));
oxt::thread bar_thread(boost::bind(bar, parent_counter, child_counter));
// Wait until all threads have created trace points.
child_counter->wait_until(2);
ensure("Foo thread's backtrace contains foo()",
foo_thread.backtrace().find("foo") != string::npos);
ensure("Foo thread's backtrace doesn't contain bar()",
foo_thread.backtrace().find("bar") == string::npos);
ensure("Bar thread's backtrace contains bar()",
bar_thread.backtrace().find("bar") != string::npos);
ensure("Bar thread's backtrace doesn't contain foo()",
bar_thread.backtrace().find("foo") == string::npos);
string all_backtraces(oxt::thread::all_backtraces());
ensure(all_backtraces.find("foo") != string::npos);
ensure(all_backtraces.find("bar") != string::npos);
parent_counter->increment(); // Tell threads to quit.
foo_thread.join();
bar_thread.join();
}
}