raycaster/tests/fsm.cpp
2026-06-16 13:58:10 -04:00

78 lines
1.7 KiB
C++

#include <fuc2/testing.hpp>
#include <fmt/core.h>
#include <string>
#include "algos/simplefsm.hpp"
using namespace fmt;
using std::string;
using namespace fuc2;
namespace fsm_tests {
enum class MyState {
START, RUNNING, END
};
enum class MyEvent {
STARTED, PUSH, QUIT
};
class MyFSM : public DeadSimpleFSM<MyState, MyEvent> {
public:
void event(MyEvent ev, string data="") {
switch($state) {
FSM_STATE(MyState, START, ev);
FSM_STATE(MyState, RUNNING, ev, data);
FSM_STATE(MyState, END, ev);
}
}
void START(MyEvent ev) {
println("<<< START {}", (int)ev);
state(MyState::RUNNING);
}
void RUNNING(MyEvent ev, string &data) {
if(ev == MyEvent::QUIT) {
println("<<< QUITTING {}", data);
state(MyState::END);
} else {
println("<<< RUN: {}", data);
state(MyState::RUNNING);
}
}
void END(MyEvent ev) {
println("<<< STOP {}", (int)ev);
state(MyState::END);
}
};
void test_confirm_fsm_works_with_optional_data() {
MyFSM fsm;
CHECK(fsm.in_state(MyState::START));
fsm.event(MyEvent::STARTED);
CHECK(fsm.in_state(MyState::RUNNING));
fsm.event(MyEvent::PUSH);
CHECK(fsm.in_state(MyState::RUNNING));
fsm.event(MyEvent::PUSH);
CHECK(fsm.in_state(MyState::RUNNING));
fsm.event(MyEvent::PUSH);
CHECK(fsm.in_state(MyState::RUNNING));
fsm.event(MyEvent::QUIT, "DONE!");
CHECK(fsm.in_state(MyState::END));
}
fuc2::Set TESTS{
.name="fsm",
.tests={
TEST(test_confirm_fsm_works_with_optional_data),
}
};
}