rename all test core files to cc and a lot of C++ style conversions

1 files changed, 615 insertions, 0 deletions

diff --git a/test/core/end2end/invalid_call_argument_test.cc b/test/core/end2end/invalid_call_argument_test.cc
new file mode 100644
index 0000000000..ac704a6bc0
--- /dev/null
+++ b/test/core/end2end/invalid_call_argument_test.cc
@@ -0,0 +1,615 @@
+/*
+ *
+ * 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 <grpc/impl/codegen/port_platform.h>
+
+#include <limits.h>
+#include <string.h>
+
+#include <grpc/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/host_port.h>
+#include <grpc/support/log.h>
+
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
+
+static void *tag(intptr_t i) { return (void *)i; }
+
+struct test_state {
+  int is_client;
+  grpc_channel *chan;
+  grpc_call *call;
+  gpr_timespec deadline;
+  grpc_completion_queue *cq;
+  cq_verifier *cqv;
+  grpc_op ops[6];
+  grpc_metadata_array initial_metadata_recv;
+  grpc_metadata_array trailing_metadata_recv;
+  grpc_status_code status;
+  grpc_slice details;
+  grpc_call *server_call;
+  grpc_server *server;
+  grpc_metadata_array server_initial_metadata_recv;
+  grpc_call_details call_details;
+};
+
+static struct test_state g_state;
+
+static void prepare_test(int is_client) {
+  int port = grpc_pick_unused_port_or_die();
+  char *server_hostport;
+  grpc_op *op;
+  g_state.is_client = is_client;
+  grpc_metadata_array_init(&g_state.initial_metadata_recv);
+  grpc_metadata_array_init(&g_state.trailing_metadata_recv);
+  g_state.deadline = grpc_timeout_seconds_to_deadline(5);
+  g_state.cq = grpc_completion_queue_create_for_next(NULL);
+  g_state.cqv = cq_verifier_create(g_state.cq);
+  g_state.details = grpc_empty_slice();
+  memset(g_state.ops, 0, sizeof(g_state.ops));
+
+  if (is_client) {
+    /* create a call, channel to a non existant server */
+    g_state.chan =
+        grpc_insecure_channel_create("nonexistant:54321", NULL, NULL);
+    grpc_slice host = grpc_slice_from_static_string("nonexistant");
+    g_state.call = grpc_channel_create_call(
+        g_state.chan, NULL, GRPC_PROPAGATE_DEFAULTS, g_state.cq,
+        grpc_slice_from_static_string("/Foo"), &host, g_state.deadline, NULL);
+  } else {
+    g_state.server = grpc_server_create(NULL, NULL);
+    grpc_server_register_completion_queue(g_state.server, g_state.cq, NULL);
+    gpr_join_host_port(&server_hostport, "0.0.0.0", port);
+    grpc_server_add_insecure_http2_port(g_state.server, server_hostport);
+    grpc_server_start(g_state.server);
+    gpr_free(server_hostport);
+    gpr_join_host_port(&server_hostport, "localhost", port);
+    g_state.chan = grpc_insecure_channel_create(server_hostport, NULL, NULL);
+    gpr_free(server_hostport);
+    grpc_slice host = grpc_slice_from_static_string("bar");
+    g_state.call = grpc_channel_create_call(
+        g_state.chan, NULL, GRPC_PROPAGATE_DEFAULTS, g_state.cq,
+        grpc_slice_from_static_string("/Foo"), &host, g_state.deadline, NULL);
+    grpc_metadata_array_init(&g_state.server_initial_metadata_recv);
+    grpc_call_details_init(&g_state.call_details);
+    op = g_state.ops;
+    op->op = GRPC_OP_SEND_INITIAL_METADATA;
+    op->data.send_initial_metadata.count = 0;
+    op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY;
+    op->reserved = NULL;
+    op++;
+    GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(g_state.call, g_state.ops,
+                                                     (size_t)(op - g_state.ops),
+                                                     tag(1), NULL));
+    GPR_ASSERT(GRPC_CALL_OK ==
+               grpc_server_request_call(g_state.server, &g_state.server_call,
+                                        &g_state.call_details,
+                                        &g_state.server_initial_metadata_recv,
+                                        g_state.cq, g_state.cq, tag(101)));
+    CQ_EXPECT_COMPLETION(g_state.cqv, tag(101), 1);
+    CQ_EXPECT_COMPLETION(g_state.cqv, tag(1), 1);
+    cq_verify(g_state.cqv);
+  }
+}
+
+static void cleanup_test() {
+  grpc_completion_queue *shutdown_cq;
+  grpc_call_unref(g_state.call);
+  cq_verifier_destroy(g_state.cqv);
+  grpc_channel_destroy(g_state.chan);
+  grpc_slice_unref(g_state.details);
+  grpc_metadata_array_destroy(&g_state.initial_metadata_recv);
+  grpc_metadata_array_destroy(&g_state.trailing_metadata_recv);
+
+  if (!g_state.is_client) {
+    shutdown_cq = grpc_completion_queue_create_for_pluck(NULL);
+    grpc_call_unref(g_state.server_call);
+    grpc_server_shutdown_and_notify(g_state.server, shutdown_cq, tag(1000));
+    GPR_ASSERT(grpc_completion_queue_pluck(shutdown_cq, tag(1000),
+                                           grpc_timeout_seconds_to_deadline(5),
+                                           NULL)
+                   .type == GRPC_OP_COMPLETE);
+    grpc_completion_queue_destroy(shutdown_cq);
+    grpc_server_destroy(g_state.server);
+    grpc_call_details_destroy(&g_state.call_details);
+    grpc_metadata_array_destroy(&g_state.server_initial_metadata_recv);
+  }
+  grpc_completion_queue_shutdown(g_state.cq);
+  while (grpc_completion_queue_next(g_state.cq,
+                                    gpr_inf_future(GPR_CLOCK_REALTIME), NULL)
+             .type != GRPC_QUEUE_SHUTDOWN)
+    ;
+  grpc_completion_queue_destroy(g_state.cq);
+}
+
+static void test_non_null_reserved_on_start_batch() {
+  gpr_log(GPR_INFO, "test_non_null_reserved_on_start_batch");
+
+  prepare_test(1);
+  GPR_ASSERT(GRPC_CALL_ERROR ==
+             grpc_call_start_batch(g_state.call, NULL, 0, NULL, tag(1)));
+  cleanup_test();
+}
+
+static void test_non_null_reserved_on_op() {
+  gpr_log(GPR_INFO, "test_non_null_reserved_on_op");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = tag(2);
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_send_initial_metadata_more_than_once() {
+  gpr_log(GPR_INFO, "test_send_initial_metadata_more_than_once");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(g_state.call, g_state.ops,
+                                                   (size_t)(op - g_state.ops),
+                                                   tag(1), NULL));
+  CQ_EXPECT_COMPLETION(g_state.cqv, tag(1), 0);
+  cq_verify(g_state.cqv);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_too_many_metadata() {
+  gpr_log(GPR_INFO, "test_too_many_metadata");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = (size_t)INT_MAX + 1;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_METADATA ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_send_null_message() {
+  gpr_log(GPR_INFO, "test_send_null_message");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message.send_message = NULL;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_MESSAGE ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_send_messages_at_the_same_time() {
+  gpr_log(GPR_INFO, "test_send_messages_at_the_same_time");
+
+  grpc_op *op;
+  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);
+  prepare_test(1);
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message.send_message = request_payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message.send_message = static_cast<grpc_byte_buffer *>(tag(2));
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  grpc_byte_buffer_destroy(request_payload);
+  cleanup_test();
+}
+
+static void test_send_server_status_from_client() {
+  gpr_log(GPR_INFO, "test_send_server_status_from_client");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  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_UNIMPLEMENTED;
+  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++;
+  GPR_ASSERT(GRPC_CALL_ERROR_NOT_ON_CLIENT ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_receive_initial_metadata_twice_at_client() {
+  gpr_log(GPR_INFO, "test_receive_initial_metadata_twice_at_client");
+
+  grpc_op *op;
+  prepare_test(1);
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata.recv_initial_metadata =
+      &g_state.initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(g_state.call, g_state.ops,
+                                                   (size_t)(op - g_state.ops),
+                                                   tag(1), NULL));
+  CQ_EXPECT_COMPLETION(g_state.cqv, tag(1), 0);
+  cq_verify(g_state.cqv);
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata.recv_initial_metadata =
+      &g_state.initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_receive_message_with_invalid_flags() {
+  gpr_log(GPR_INFO, "test_receive_message_with_invalid_flags");
+
+  grpc_op *op;
+  grpc_byte_buffer *payload = NULL;
+  prepare_test(1);
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_MESSAGE;
+  op->data.recv_message.recv_message = &payload;
+  op->flags = 1;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_FLAGS ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_receive_two_messages_at_the_same_time() {
+  gpr_log(GPR_INFO, "test_receive_two_messages_at_the_same_time");
+
+  grpc_op *op;
+  grpc_byte_buffer *payload = NULL;
+  prepare_test(1);
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_MESSAGE;
+  op->data.recv_message.recv_message = &payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_MESSAGE;
+  op->data.recv_message.recv_message = &payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_recv_close_on_server_from_client() {
+  gpr_log(GPR_INFO, "test_recv_close_on_server_from_client");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = NULL;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_NOT_ON_CLIENT ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_recv_status_on_client_twice() {
+  gpr_log(GPR_INFO, "test_recv_status_on_client_twice");
+
+  grpc_op *op;
+  prepare_test(1);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata =
+      &g_state.trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &g_state.status;
+  op->data.recv_status_on_client.status_details = &g_state.details;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(g_state.call, g_state.ops,
+                                                   (size_t)(op - g_state.ops),
+                                                   tag(1), NULL));
+  CQ_EXPECT_COMPLETION(g_state.cqv, tag(1), 1);
+  cq_verify(g_state.cqv);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata = NULL;
+  op->data.recv_status_on_client.status = NULL;
+  op->data.recv_status_on_client.status_details = NULL;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+static void test_send_close_from_client_on_server() {
+  gpr_log(GPR_INFO, "test_send_close_from_client_on_server");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_NOT_ON_SERVER ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_recv_status_on_client_from_server() {
+  gpr_log(GPR_INFO, "test_recv_status_on_client_from_server");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata =
+      &g_state.trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &g_state.status;
+  op->data.recv_status_on_client.status_details = &g_state.details;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_NOT_ON_SERVER ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_send_status_from_server_with_invalid_flags() {
+  gpr_log(GPR_INFO, "test_send_status_from_server_with_invalid_flags");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  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_UNIMPLEMENTED;
+  grpc_slice status_details = grpc_slice_from_static_string("xyz");
+  op->data.send_status_from_server.status_details = &status_details;
+  op->flags = 1;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_FLAGS ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_too_many_trailing_metadata() {
+  gpr_log(GPR_INFO, "test_too_many_trailing_metadata");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+  op->data.send_status_from_server.trailing_metadata_count =
+      (size_t)INT_MAX + 1;
+  op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED;
+  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++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_METADATA ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_send_server_status_twice() {
+  gpr_log(GPR_INFO, "test_send_server_status_twice");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  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_UNIMPLEMENTED;
+  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++;
+  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_UNIMPLEMENTED;
+  op->data.send_status_from_server.status_details = &status_details;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_recv_close_on_server_with_invalid_flags() {
+  gpr_log(GPR_INFO, "test_recv_close_on_server_with_invalid_flags");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = NULL;
+  op->flags = 1;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_FLAGS ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_recv_close_on_server_twice() {
+  gpr_log(GPR_INFO, "test_recv_close_on_server_twice");
+
+  grpc_op *op;
+  prepare_test(0);
+
+  op = g_state.ops;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = NULL;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = NULL;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_TOO_MANY_OPERATIONS ==
+             grpc_call_start_batch(g_state.server_call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(2), NULL));
+  cleanup_test();
+}
+
+static void test_invalid_initial_metadata_reserved_key() {
+  gpr_log(GPR_INFO, "test_invalid_initial_metadata_reserved_key");
+
+  grpc_metadata metadata;
+  metadata.key = grpc_slice_from_static_string(":start_with_colon");
+  metadata.value = grpc_slice_from_static_string("value");
+
+  grpc_op *op;
+  prepare_test(1);
+  op = g_state.ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 1;
+  op->data.send_initial_metadata.metadata = &metadata;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  GPR_ASSERT(GRPC_CALL_ERROR_INVALID_METADATA ==
+             grpc_call_start_batch(g_state.call, g_state.ops,
+                                   (size_t)(op - g_state.ops), tag(1), NULL));
+  cleanup_test();
+}
+
+int main(int argc, char **argv) {
+  grpc_test_init(argc, argv);
+  grpc_init();
+  test_invalid_initial_metadata_reserved_key();
+  test_non_null_reserved_on_start_batch();
+  test_non_null_reserved_on_op();
+  test_send_initial_metadata_more_than_once();
+  test_too_many_metadata();
+  test_send_null_message();
+  test_send_messages_at_the_same_time();
+  test_send_server_status_from_client();
+  test_receive_initial_metadata_twice_at_client();
+  test_receive_message_with_invalid_flags();
+  test_receive_two_messages_at_the_same_time();
+  test_recv_close_on_server_from_client();
+  test_recv_status_on_client_twice();
+  test_send_close_from_client_on_server();
+  test_recv_status_on_client_from_server();
+  test_send_status_from_server_with_invalid_flags();
+  test_too_many_trailing_metadata();
+  test_send_server_status_twice();
+  test_recv_close_on_server_with_invalid_flags();
+  test_recv_close_on_server_twice();
+  grpc_shutdown();
+
+  return 0;
+}