Initial checkin of gRPC to third_party/

third_party/grpc/test/core/end2end/tests/request_with_flags.c

Index: third_party/grpc/test/core/end2end/tests/request_with_flags.c
diff --git a/third_party/grpc/test/core/end2end/tests/request_with_flags.c b/third_party/grpc/test/core/end2end/tests/request_with_flags.c
new file mode 100644
index 0000000000000000000000000000000000000000..340aba6cdbb3f31ca7542038696b8f991de136c6
--- /dev/null
+++ b/third_party/grpc/test/core/end2end/tests/request_with_flags.c
@@ -0,0 +1,216 @@
+/*
+ *
+ * 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 "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 "src/core/transport/byte_stream.h"
+#include "test/core/end2end/cq_verifier.h"
+
+enum { TIMEOUT = 200000 };
+
+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, "%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_time(int n) {
+  return GRPC_TIMEOUT_SECONDS_TO_DEADLINE(n);
+}
+
+static gpr_timespec five_seconds_time(void) { return n_seconds_time(5); }
+
+static void drain_cq(grpc_completion_queue *cq) {
+  grpc_event ev;
+  do {
+    ev = grpc_completion_queue_next(cq, five_seconds_time(), 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->cq, tag(1000));
+  GPR_ASSERT(grpc_completion_queue_pluck(f->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);
+}
+
+static void test_invoke_request_with_flags(
+    grpc_end2end_test_config config, uint32_t *flags_for_op,
+    grpc_call_error call_start_batch_expected_result) {
+  grpc_call *c;
+  gpr_slice request_payload_slice = gpr_slice_from_copied_string("hello world");
+  grpc_byte_buffer *request_payload =
+      grpc_raw_byte_buffer_create(&request_payload_slice, 1);
+  gpr_timespec deadline = GRPC_TIMEOUT_MILLIS_TO_DEADLINE(10);
+  grpc_end2end_test_fixture f =
+      begin_test(config, "test_invoke_request_with_flags", 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_recv = NULL;
+  grpc_call_details call_details;
+  grpc_status_code status;
+  grpc_call_error error;
+  char *details = NULL;
+  size_t details_capacity = 0;
+  grpc_call_error expectation;
+
+  c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
+                               "/foo", "foo.test.google.fr", 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);
+
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = flags_for_op[op->op];
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message = request_payload;
+  op->flags = flags_for_op[op->op];
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+  op->flags = flags_for_op[op->op];
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata = &initial_metadata_recv;
+  op->flags = flags_for_op[op->op];
+  op->reserved = NULL;
+  op++;
+  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->data.recv_status_on_client.status_details_capacity = &details_capacity;
+  op->flags = flags_for_op[op->op];
+  op->reserved = NULL;
+  op++;
+  expectation = call_start_batch_expected_result;
+  error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL);
+  GPR_ASSERT(expectation == error);
+
+  if (expectation == GRPC_CALL_OK) {
+    cq_expect_completion(cqv, tag(1), 1);
+    cq_verify(cqv);
+  }
+
+  gpr_free(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_destroy(c);
+
+  cq_verifier_destroy(cqv);
+
+  grpc_byte_buffer_destroy(request_payload);
+  grpc_byte_buffer_destroy(request_payload_recv);
+
+  end_test(&f);
+  config.tear_down_data(&f);
+}
+
+void request_with_flags(grpc_end2end_test_config config) {
+  size_t i;
+  uint32_t flags_for_op[GRPC_OP_RECV_CLOSE_ON_SERVER + 1];
+
+  {
+    /* check that all grpc_op_types fail when their flag value is set to an
+     * invalid value */
+    int indices[] = {GRPC_OP_SEND_INITIAL_METADATA, GRPC_OP_SEND_MESSAGE,
+                     GRPC_OP_SEND_CLOSE_FROM_CLIENT,
+                     GRPC_OP_RECV_INITIAL_METADATA,
+                     GRPC_OP_RECV_STATUS_ON_CLIENT};
+    for (i = 0; i < GPR_ARRAY_SIZE(indices); ++i) {
+      memset(flags_for_op, 0, sizeof(flags_for_op));
+      flags_for_op[indices[i]] = 0xDEADBEEF;
+      test_invoke_request_with_flags(config, flags_for_op,
+                                     GRPC_CALL_ERROR_INVALID_FLAGS);
+    }
+  }
+  {
+    /* check valid operation with allowed flags for GRPC_OP_SEND_BUFFER */
+    uint32_t flags[] = {GRPC_WRITE_BUFFER_HINT, GRPC_WRITE_NO_COMPRESS,
+                        GRPC_WRITE_INTERNAL_COMPRESS};
+    for (i = 0; i < GPR_ARRAY_SIZE(flags); ++i) {
+      memset(flags_for_op, 0, sizeof(flags_for_op));
+      flags_for_op[GRPC_OP_SEND_MESSAGE] = flags[i];
+      test_invoke_request_with_flags(config, flags_for_op, GRPC_CALL_OK);
+    }
+  }
+}