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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "src/core/lib/iomgr/combiner.h"
#include <grpc/grpc.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/thd.h>
#include <grpc/support/useful.h>
#include "test/core/util/test_config.h"
static void test_no_op(void) {
gpr_log(GPR_DEBUG, "test_no_op");
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
GRPC_COMBINER_UNREF(&exec_ctx, grpc_combiner_create(), "test_no_op");
grpc_exec_ctx_finish(&exec_ctx);
}
static void set_event_to_true(grpc_exec_ctx* exec_ctx, void* value,
grpc_error* error) {
gpr_event_set(static_cast<gpr_event*>(value), (void*)1);
}
static void test_execute_one(void) {
gpr_log(GPR_DEBUG, "test_execute_one");
grpc_combiner* lock = grpc_combiner_create();
gpr_event done;
gpr_event_init(&done);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
GRPC_CLOSURE_SCHED(&exec_ctx,
GRPC_CLOSURE_CREATE(set_event_to_true, &done,
grpc_combiner_scheduler(lock)),
GRPC_ERROR_NONE);
grpc_exec_ctx_flush(&exec_ctx);
GPR_ASSERT(gpr_event_wait(&done, grpc_timeout_seconds_to_deadline(5)) !=
NULL);
GRPC_COMBINER_UNREF(&exec_ctx, lock, "test_execute_one");
grpc_exec_ctx_finish(&exec_ctx);
}
typedef struct {
size_t ctr;
grpc_combiner* lock;
gpr_event done;
} thd_args;
typedef struct {
size_t* ctr;
size_t value;
} ex_args;
static void check_one(grpc_exec_ctx* exec_ctx, void* a, grpc_error* error) {
ex_args* args = static_cast<ex_args*>(a);
GPR_ASSERT(*args->ctr == args->value - 1);
*args->ctr = args->value;
gpr_free(a);
}
static void execute_many_loop(void* a) {
thd_args* args = static_cast<thd_args*>(a);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
size_t n = 1;
for (size_t i = 0; i < 10; i++) {
for (size_t j = 0; j < 10000; j++) {
ex_args* c = static_cast<ex_args*>(gpr_malloc(sizeof(*c)));
c->ctr = &args->ctr;
c->value = n++;
GRPC_CLOSURE_SCHED(&exec_ctx,
GRPC_CLOSURE_CREATE(
check_one, c, grpc_combiner_scheduler(args->lock)),
GRPC_ERROR_NONE);
grpc_exec_ctx_flush(&exec_ctx);
}
// sleep for a little bit, to test a combiner draining and another thread
// picking it up
gpr_sleep_until(grpc_timeout_milliseconds_to_deadline(100));
}
GRPC_CLOSURE_SCHED(&exec_ctx,
GRPC_CLOSURE_CREATE(set_event_to_true, &args->done,
grpc_combiner_scheduler(args->lock)),
GRPC_ERROR_NONE);
grpc_exec_ctx_finish(&exec_ctx);
}
static void test_execute_many(void) {
gpr_log(GPR_DEBUG, "test_execute_many");
grpc_combiner* lock = grpc_combiner_create();
gpr_thd_id thds[100];
thd_args ta[GPR_ARRAY_SIZE(thds)];
for (size_t i = 0; i < GPR_ARRAY_SIZE(thds); i++) {
gpr_thd_options options = gpr_thd_options_default();
gpr_thd_options_set_joinable(&options);
ta[i].ctr = 0;
ta[i].lock = lock;
gpr_event_init(&ta[i].done);
GPR_ASSERT(gpr_thd_new(&thds[i], execute_many_loop, &ta[i], &options));
}
for (size_t i = 0; i < GPR_ARRAY_SIZE(thds); i++) {
GPR_ASSERT(gpr_event_wait(&ta[i].done,
gpr_inf_future(GPR_CLOCK_REALTIME)) != NULL);
gpr_thd_join(thds[i]);
}
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
GRPC_COMBINER_UNREF(&exec_ctx, lock, "test_execute_many");
grpc_exec_ctx_finish(&exec_ctx);
}
static gpr_event got_in_finally;
static void in_finally(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {
gpr_event_set(&got_in_finally, (void*)1);
}
static void add_finally(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {
GRPC_CLOSURE_SCHED(exec_ctx,
GRPC_CLOSURE_CREATE(in_finally, arg,
grpc_combiner_finally_scheduler(
static_cast<grpc_combiner*>(arg))),
GRPC_ERROR_NONE);
}
static void test_execute_finally(void) {
gpr_log(GPR_DEBUG, "test_execute_finally");
grpc_combiner* lock = grpc_combiner_create();
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_event_init(&got_in_finally);
GRPC_CLOSURE_SCHED(
&exec_ctx,
GRPC_CLOSURE_CREATE(add_finally, lock, grpc_combiner_scheduler(lock)),
GRPC_ERROR_NONE);
grpc_exec_ctx_flush(&exec_ctx);
GPR_ASSERT(gpr_event_wait(&got_in_finally,
grpc_timeout_seconds_to_deadline(5)) != NULL);
GRPC_COMBINER_UNREF(&exec_ctx, lock, "test_execute_finally");
grpc_exec_ctx_finish(&exec_ctx);
}
int main(int argc, char** argv) {
grpc_test_init(argc, argv);
grpc_init();
test_no_op();
test_execute_one();
test_execute_finally();
test_execute_many();
grpc_shutdown();
return 0;
}
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