diff options
Diffstat (limited to 'test/core/end2end/tests/write_buffering_at_end.cc')
| -rw-r--r-- | test/core/end2end/tests/write_buffering_at_end.cc | 269 |
1 files changed, 269 insertions, 0 deletions
diff --git a/test/core/end2end/tests/write_buffering_at_end.cc b/test/core/end2end/tests/write_buffering_at_end.cc new file mode 100644 index 0000000000..01dacdfd12 --- /dev/null +++ b/test/core/end2end/tests/write_buffering_at_end.cc @@ -0,0 +1,269 @@ +/* + * + * Copyright 2017 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 "test/core/end2end/end2end_tests.h" + +#include <stdio.h> +#include <string.h> + +#include <grpc/byte_buffer.h> +#include <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include <grpc/support/time.h> +#include <grpc/support/useful.h> +#include "test/core/end2end/cq_verifier.h" + +static void* tag(intptr_t t) { return (void*)t; } + +static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config, + const char* test_name, + grpc_channel_args* client_args, + grpc_channel_args* server_args) { + grpc_end2end_test_fixture f; + gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name); + f = config.create_fixture(client_args, server_args); + config.init_server(&f, server_args); + config.init_client(&f, client_args); + return f; +} + +static gpr_timespec n_seconds_from_now(int n) { + return grpc_timeout_seconds_to_deadline(n); +} + +static gpr_timespec five_seconds_from_now(void) { + return n_seconds_from_now(5); +} + +static void drain_cq(grpc_completion_queue* cq) { + grpc_event ev; + do { + ev = grpc_completion_queue_next(cq, five_seconds_from_now(), NULL); + } while (ev.type != GRPC_QUEUE_SHUTDOWN); +} + +static void shutdown_server(grpc_end2end_test_fixture* f) { + if (!f->server) return; + grpc_server_shutdown_and_notify(f->server, f->shutdown_cq, tag(1000)); + GPR_ASSERT(grpc_completion_queue_pluck(f->shutdown_cq, tag(1000), + grpc_timeout_seconds_to_deadline(5), + NULL) + .type == GRPC_OP_COMPLETE); + grpc_server_destroy(f->server); + f->server = NULL; +} + +static void shutdown_client(grpc_end2end_test_fixture* f) { + if (!f->client) return; + grpc_channel_destroy(f->client); + f->client = NULL; +} + +static void end_test(grpc_end2end_test_fixture* f) { + shutdown_server(f); + shutdown_client(f); + + grpc_completion_queue_shutdown(f->cq); + drain_cq(f->cq); + grpc_completion_queue_destroy(f->cq); + grpc_completion_queue_destroy(f->shutdown_cq); +} + +/* Client sends a request with payload, server reads then returns status. */ +static void test_invoke_request_with_payload(grpc_end2end_test_config config) { + grpc_call* c; + grpc_call* s; + grpc_slice request_payload_slice = + grpc_slice_from_copied_string("hello world"); + grpc_byte_buffer* request_payload = + grpc_raw_byte_buffer_create(&request_payload_slice, 1); + grpc_end2end_test_fixture f = + begin_test(config, "test_invoke_request_with_payload", NULL, NULL); + cq_verifier* cqv = cq_verifier_create(f.cq); + grpc_op ops[6]; + grpc_op* op; + grpc_metadata_array initial_metadata_recv; + grpc_metadata_array trailing_metadata_recv; + grpc_metadata_array request_metadata_recv; + grpc_byte_buffer* request_payload_recv1 = NULL; + grpc_byte_buffer* request_payload_recv2 = NULL; + grpc_call_details call_details; + grpc_status_code status; + grpc_call_error error; + grpc_slice details = grpc_empty_slice(); + int was_cancelled = 2; + + gpr_timespec deadline = five_seconds_from_now(); + c = grpc_channel_create_call( + f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, + grpc_slice_from_static_string("/foo"), + get_host_override_slice("foo.test.google.fr:1234", config), deadline, + NULL); + GPR_ASSERT(c); + + grpc_metadata_array_init(&initial_metadata_recv); + grpc_metadata_array_init(&trailing_metadata_recv); + grpc_metadata_array_init(&request_metadata_recv); + grpc_call_details_init(&call_details); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_INITIAL_METADATA; + op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(2), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + GPR_ASSERT(GRPC_CALL_OK == grpc_server_request_call( + f.server, &s, &call_details, + &request_metadata_recv, f.cq, f.cq, tag(101))); + CQ_EXPECT_COMPLETION(cqv, tag(1), true); /* send message is buffered */ + CQ_EXPECT_COMPLETION(cqv, tag(101), true); + cq_verify(cqv); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_MESSAGE; + op->data.send_message.send_message = request_payload; + op->flags = GRPC_WRITE_BUFFER_HINT; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(3), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + /* recv message should not succeed yet - it's buffered at the client still */ + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_MESSAGE; + op->data.recv_message.recv_message = &request_payload_recv1; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + CQ_EXPECT_COMPLETION(cqv, tag(2), true); + CQ_EXPECT_COMPLETION(cqv, tag(3), true); + CQ_EXPECT_COMPLETION(cqv, tag(102), true); + cq_verify(cqv); + + /* send end of stream: should release the buffering */ + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(4), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + /* now the first send should match up with the first recv */ + CQ_EXPECT_COMPLETION(cqv, tag(103), true); + CQ_EXPECT_COMPLETION(cqv, tag(4), true); + cq_verify(cqv); + + /* and the next recv should be ready immediately also (and empty) */ + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_MESSAGE; + op->data.recv_message.recv_message = &request_payload_recv2; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(104), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + CQ_EXPECT_COMPLETION(cqv, tag(104), true); + cq_verify(cqv); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; + op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv; + op->data.recv_status_on_client.status = &status; + op->data.recv_status_on_client.status_details = &details; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(4), NULL); + + memset(ops, 0, sizeof(ops)); + op = ops; + op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; + op->data.recv_close_on_server.cancelled = &was_cancelled; + op->flags = 0; + op->reserved = NULL; + op++; + op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; + op->data.send_status_from_server.trailing_metadata_count = 0; + op->data.send_status_from_server.status = GRPC_STATUS_OK; + grpc_slice status_details = grpc_slice_from_static_string("xyz"); + op->data.send_status_from_server.status_details = &status_details; + op->flags = 0; + op->reserved = NULL; + op++; + error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(105), NULL); + GPR_ASSERT(GRPC_CALL_OK == error); + + CQ_EXPECT_COMPLETION(cqv, tag(105), 1); + CQ_EXPECT_COMPLETION(cqv, tag(4), 1); + cq_verify(cqv); + + GPR_ASSERT(status == GRPC_STATUS_OK); + GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz")); + GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo")); + validate_host_override_string("foo.test.google.fr:1234", call_details.host, + config); + GPR_ASSERT(was_cancelled == 0); + GPR_ASSERT(byte_buffer_eq_string(request_payload_recv1, "hello world")); + GPR_ASSERT(request_payload_recv2 == NULL); + + grpc_slice_unref(details); + grpc_metadata_array_destroy(&initial_metadata_recv); + grpc_metadata_array_destroy(&trailing_metadata_recv); + grpc_metadata_array_destroy(&request_metadata_recv); + grpc_call_details_destroy(&call_details); + + grpc_call_unref(c); + grpc_call_unref(s); + + cq_verifier_destroy(cqv); + + grpc_byte_buffer_destroy(request_payload); + grpc_byte_buffer_destroy(request_payload_recv1); + + end_test(&f); + config.tear_down_data(&f); +} + +void write_buffering_at_end(grpc_end2end_test_config config) { + test_invoke_request_with_payload(config); +} + +void write_buffering_at_end_pre_init(void) {} |