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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#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_destroy(&exec_ctx, grpc_combiner_create(NULL));
grpc_exec_ctx_finish(&exec_ctx);
}
static void set_bool_to_true(grpc_exec_ctx *exec_ctx, void *value,
grpc_error *error) {
*(bool *)value = true;
}
static void test_execute_one(void) {
gpr_log(GPR_DEBUG, "test_execute_one");
grpc_combiner *lock = grpc_combiner_create(NULL);
bool done = false;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_combiner_execute(&exec_ctx, lock,
grpc_closure_create(set_bool_to_true, &done),
GRPC_ERROR_NONE, false);
grpc_exec_ctx_flush(&exec_ctx);
GPR_ASSERT(done);
grpc_combiner_destroy(&exec_ctx, lock);
grpc_exec_ctx_finish(&exec_ctx);
}
typedef struct {
size_t ctr;
grpc_combiner *lock;
} 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 = 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 = 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 = gpr_malloc(sizeof(*c));
c->ctr = &args->ctr;
c->value = n++;
grpc_combiner_execute(&exec_ctx, args->lock,
grpc_closure_create(check_one, c), GRPC_ERROR_NONE,
false);
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_MILLIS_TO_DEADLINE(100));
}
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(NULL);
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_ASSERT(gpr_thd_new(&thds[i], execute_many_loop, &ta[i], &options));
}
for (size_t i = 0; i < GPR_ARRAY_SIZE(thds); i++) {
gpr_thd_join(thds[i]);
}
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_combiner_destroy(&exec_ctx, lock);
grpc_exec_ctx_finish(&exec_ctx);
}
static bool got_in_finally = false;
static void in_finally(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
got_in_finally = true;
}
static void add_finally(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
grpc_combiner_execute_finally(exec_ctx, arg,
grpc_closure_create(in_finally, NULL),
GRPC_ERROR_NONE, false);
}
static void test_execute_finally(void) {
gpr_log(GPR_DEBUG, "test_execute_finally");
grpc_combiner *lock = grpc_combiner_create(NULL);
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_combiner_execute(&exec_ctx, lock, grpc_closure_create(add_finally, lock),
GRPC_ERROR_NONE, false);
grpc_exec_ctx_flush(&exec_ctx);
GPR_ASSERT(got_in_finally);
grpc_combiner_destroy(&exec_ctx, lock);
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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