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Diffstat (limited to 'test/core/iomgr/combiner_test.c')
| -rw-r--r-- | test/core/iomgr/combiner_test.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/test/core/iomgr/combiner_test.c b/test/core/iomgr/combiner_test.c new file mode 100644 index 0000000000..197998c1e5 --- /dev/null +++ b/test/core/iomgr/combiner_test.c @@ -0,0 +1,164 @@ +/* + * + * 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); + 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); + 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); + 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; +} |