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#include "../../kit/async_function.h"
#define KIT_TEST_FILE async_function
#include "../../kit_test/test.h"
AF_STATE(int, test_foo, );
static AF_DECL(test_foo);
CORO_IMPL(test_foo) {
AF_RETURN(42);
}
CORO_END
AF_STATE(int, test_bar, );
static AF_DECL(test_bar);
CORO_IMPL(test_bar) {
AF_YIELD_VOID;
AF_RETURN(42);
}
CORO_END
STATIC_CORO(int, test_gen, int i; int min; int max;) {
for (af i = af min; af i < af max; af i++) AF_YIELD(af i);
AF_RETURN(af max);
}
CORO_END
STATIC_CORO_VOID(test_task, ) {
AF_YIELD_VOID;
AF_YIELD_VOID;
AF_RETURN_VOID;
}
CORO_END
STATIC_CORO_VOID(test_nest_task, AF_TYPE(test_task) promise;) {
AF_INIT(af promise, test_task, );
AF_AWAIT(af promise);
AF_AWAIT(af promise);
AF_AWAIT(af promise);
}
CORO_END
STATIC_CORO(int, test_nest_generator, AF_TYPE(test_gen) promise;) {
AF_INIT(af promise, test_gen, .min = 1, .max = 3);
AF_YIELD_AWAIT(af promise);
}
CORO_END
STATIC_CORO(int, test_join_multiple, AF_TYPE(test_bar) promises[3];) {
int i;
for (i = 0; i < 3; i++)
AF_INIT(af promises[i], test_bar, .return_value = 0);
AF_RESUME_AND_JOIN_ALL(af promises);
AF_RETURN(af promises[0].return_value +
af promises[1].return_value +
af promises[2].return_value);
}
CORO_END
STATIC_CORO(int, test_await_multiple,
AF_TYPE(test_bar) promises[3];) {
int i;
for (i = 0; i < 3; i++)
AF_INIT(af promises[i], test_bar, .return_value = 0);
AF_AWAIT_ALL(af promises);
AF_RETURN(af promises[0].return_value +
af promises[1].return_value +
af promises[2].return_value);
}
CORO_END
void test_execute_lazy(void *_, void *coro, int request) {
if (request == AF_REQUEST_RESUME)
return;
AF_EXECUTE(coro);
}
void test_execute_immediate(void *_, void *coro, int request) {
if (request == AF_REQUEST_JOIN)
return;
AF_EXECUTE(coro);
}
TEST("coroutine create") {
AF_CREATE(promise, test_foo, );
REQUIRE(!AF_FINISHED(promise));
}
TEST("coroutine init") {
AF_TYPE(test_foo) promise;
AF_INIT(promise, test_foo, );
REQUIRE(!AF_FINISHED(promise));
}
TEST("coroutine init explicit") {
AF_TYPE(test_foo) promise;
AF_INIT_EXPLICIT(promise, sizeof promise, test_foo);
REQUIRE(!AF_FINISHED(promise));
}
TEST("coroutine init with value") {
AF_TYPE(test_foo) promise;
AF_INIT(promise, test_foo, .return_value = 42);
REQUIRE(promise.return_value == 42);
REQUIRE(!AF_FINISHED(promise));
}
TEST("coroutine resume") {
AF_CREATE(promise, test_foo, .return_value = -1);
AF_RESUME(promise);
REQUIRE(promise.return_value == -1);
REQUIRE(!AF_FINISHED(promise));
}
TEST("coroutine resume and join") {
AF_CREATE(promise, test_foo, );
REQUIRE(AF_RESUME_AND_JOIN(promise) == 42);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine resume and join manually") {
AF_CREATE(promise, test_foo, );
AF_RESUME(promise);
REQUIRE(AF_JOIN(promise) == 42);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine suspend") {
AF_CREATE(promise, test_bar, .return_value = 0);
REQUIRE(AF_RESUME_AND_JOIN(promise) == 0);
REQUIRE(AF_RESUME_AND_JOIN(promise) == 42);
}
TEST("coroutine generator") {
int i;
AF_CREATE(promise, test_gen, .min = 10, .max = 15);
for (i = 0; i <= 5; i++)
REQUIRE(AF_RESUME_AND_JOIN(promise) == 10 + i);
}
TEST("coroutine status finished") {
AF_CREATE(promise, test_bar, );
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine task") {
AF_CREATE(promise, test_task, );
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine nested task") {
AF_CREATE(promise, test_nest_task, );
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine nested generator") {
AF_CREATE(promise, test_nest_generator, );
REQUIRE(AF_RESUME_AND_JOIN(promise) == 1);
REQUIRE(AF_RESUME_AND_JOIN(promise) == 2);
REQUIRE(AF_RESUME_AND_JOIN(promise) == 3);
REQUIRE(!AF_FINISHED(promise));
(void) AF_RESUME_AND_JOIN(promise);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine join multiple") {
AF_CREATE(promise, test_join_multiple, );
REQUIRE(AF_RESUME_AND_JOIN(promise) == 0);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine await multiple") {
AF_CREATE(promise, test_await_multiple, );
REQUIRE(AF_RESUME_AND_JOIN(promise) == 0);
REQUIRE(AF_RESUME_AND_JOIN(promise) == 42 * 3);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine custom execution context lazy") {
AF_CREATE(promise, test_foo, .return_value = 0);
AF_EXECUTION_CONTEXT(promise, .state = NULL,
.execute = test_execute_lazy);
AF_RESUME(promise);
REQUIRE(promise.return_value == 0);
REQUIRE(!AF_FINISHED(promise));
(void) AF_JOIN(promise);
REQUIRE(promise.return_value == 42);
REQUIRE(AF_FINISHED(promise));
}
TEST("coroutine custom execution context immediate") {
AF_CREATE(promise, test_foo, .return_value = 0);
AF_EXECUTION_CONTEXT(promise, .state = NULL,
.execute = test_execute_immediate);
AF_RESUME(promise);
REQUIRE(promise.return_value == 42);
REQUIRE(AF_FINISHED(promise));
(void) AF_JOIN(promise);
REQUIRE(promise.return_value == 42);
REQUIRE(AF_FINISHED(promise));
}
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