Tests compile again

26 files changed, 319 insertions, 477 deletions

diff --git a/test/core/end2end/tests/bad_hostname.c b/test/core/end2end/tests/bad_hostname.c
index 7a646a7de7..d9971a616e 100644
--- a/test/core/end2end/tests/bad_hostname.c
+++ b/test/core/end2end/tests/bad_hostname.c
@@ -96,7 +96,7 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_client(f);
 
   grpc_completion_queue_shutdown(f->cq);
-  drain_cq(f->client_cq);
+  drain_cq(f->cq);
   grpc_completion_queue_destroy(f->cq);
 }
 
@@ -114,7 +114,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   char *details = NULL;
   size_t details_capacity = 0;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "slartibartfast.local", deadline);
   GPR_ASSERT(c);
 
@@ -153,7 +153,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
 
   grpc_call_destroy(c);
 
-  cq_verifier_destroy(v_client);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_invoke_simple_request(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/cancel_after_accept.c b/test/core/end2end/tests/cancel_after_accept.c
index d6115d64cd..8ae53b77b2 100644
--- a/test/core/end2end/tests/cancel_after_accept.c
+++ b/test/core/end2end/tests/cancel_after_accept.c
@@ -126,7 +126,7 @@ static void test_cancel_after_accept(grpc_end2end_test_config config,
       grpc_byte_buffer_create(&response_payload_slice, 1);
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -160,8 +160,8 @@ static void test_cancel_after_accept(grpc_end2end_test_config config,
              grpc_server_request_call(f.server, &s, &call_details,
                                       &request_metadata_recv, f.cq,
                                       f.cq, tag(2)));
-  cq_expect_completion(v_server, tag(2), GRPC_OP_OK);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(2), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_RECV_MESSAGE;
@@ -180,11 +180,9 @@ static void test_cancel_after_accept(grpc_end2end_test_config config,
 
   GPR_ASSERT(GRPC_CALL_OK == mode.initiate_cancel(c));
 
-  cq_expect_completion(v_server, tag(3), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(3), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == mode.expect_status);
   GPR_ASSERT(0 == strcmp(details, mode.expect_details));
@@ -204,8 +202,7 @@ static void test_cancel_after_accept(grpc_end2end_test_config config,
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
   end_test(&f);
   config.tear_down_data(&f);
 }
diff --git a/test/core/end2end/tests/cancel_after_accept_and_writes_closed.c b/test/core/end2end/tests/cancel_after_accept_and_writes_closed.c
index 417ff98a85..4b7fdd62b3 100644
--- a/test/core/end2end/tests/cancel_after_accept_and_writes_closed.c
+++ b/test/core/end2end/tests/cancel_after_accept_and_writes_closed.c
@@ -94,12 +94,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Cancel after accept with a writes closed, no payload */
@@ -129,7 +126,7 @@ static void test_cancel_after_accept_and_writes_closed(
       grpc_byte_buffer_create(&response_payload_slice, 1);
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -163,8 +160,8 @@ static void test_cancel_after_accept_and_writes_closed(
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(2)));
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(2)));
   cq_expect_completion(cqv, tag(2), GRPC_OP_OK);
   cq_verify(cqv);
 
@@ -187,7 +184,7 @@ static void test_cancel_after_accept_and_writes_closed(
 
   cq_expect_completion(cqv, tag(3), GRPC_OP_OK);
   cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == mode.expect_status);
   GPR_ASSERT(0 == strcmp(details, mode.expect_details));
diff --git a/test/core/end2end/tests/cancel_after_invoke.c b/test/core/end2end/tests/cancel_after_invoke.c
index ce6dc72508..7ee4350e11 100644
--- a/test/core/end2end/tests/cancel_after_invoke.c
+++ b/test/core/end2end/tests/cancel_after_invoke.c
@@ -95,12 +95,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Cancel after invoke, no payload */
@@ -112,7 +109,7 @@ static void test_cancel_after_invoke(grpc_end2end_test_config config,
   grpc_end2end_test_fixture f =
       begin_test(config, __FUNCTION__, mode, NULL, NULL);
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_metadata_array initial_metadata_recv;
   grpc_metadata_array trailing_metadata_recv;
   grpc_metadata_array request_metadata_recv;
@@ -125,7 +122,7 @@ static void test_cancel_after_invoke(grpc_end2end_test_config config,
   grpc_byte_buffer *request_payload =
       grpc_byte_buffer_create(&request_payload_slice, 1);
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -159,8 +156,8 @@ static void test_cancel_after_invoke(grpc_end2end_test_config config,
 
   GPR_ASSERT(GRPC_CALL_OK == mode.initiate_cancel(c));
 
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == mode.expect_status);
   GPR_ASSERT(0 == strcmp(details, mode.expect_details));
@@ -176,7 +173,7 @@ static void test_cancel_after_invoke(grpc_end2end_test_config config,
 
   grpc_call_destroy(c);
 
-  cq_verifier_destroy(v_client);
+  cq_verifier_destroy(cqv);
   end_test(&f);
   config.tear_down_data(&f);
 }
diff --git a/test/core/end2end/tests/cancel_in_a_vacuum.c b/test/core/end2end/tests/cancel_in_a_vacuum.c
index 523091f5a1..467a621db9 100644
--- a/test/core/end2end/tests/cancel_in_a_vacuum.c
+++ b/test/core/end2end/tests/cancel_in_a_vacuum.c
@@ -92,12 +92,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Cancel and do nothing */
@@ -106,9 +103,9 @@ static void test_cancel_in_a_vacuum(grpc_end2end_test_config config,
   grpc_call *c;
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
+  cq_verifier *v_client = cq_verifier_create(f.cq);
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
diff --git a/test/core/end2end/tests/census_simple_request.c b/test/core/end2end/tests/census_simple_request.c
index f3f051018e..4f18eabab3 100644
--- a/test/core/end2end/tests/census_simple_request.c
+++ b/test/core/end2end/tests/census_simple_request.c
@@ -88,12 +88,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void *tag(gpr_intptr t) { return (void *)t; }
@@ -102,8 +99,7 @@ static void test_body(grpc_end2end_test_fixture f) {
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = n_seconds_time(5);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -115,7 +111,7 @@ static void test_body(grpc_end2end_test_fixture f) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c);
 
@@ -143,10 +139,10 @@ static void test_body(grpc_end2end_test_fixture f) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -162,11 +158,9 @@ static void test_body(grpc_end2end_test_fixture f) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -183,8 +177,7 @@ static void test_body(grpc_end2end_test_fixture f) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_invoke_request_with_census(
diff --git a/test/core/end2end/tests/disappearing_server.c b/test/core/end2end/tests/disappearing_server.c
index f280d971f7..1e5560f40f 100644
--- a/test/core/end2end/tests/disappearing_server.c
+++ b/test/core/end2end/tests/disappearing_server.c
@@ -81,17 +81,13 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void do_request_and_shutdown_server(grpc_end2end_test_fixture *f,
-                                           cq_verifier *v_client,
-                                           cq_verifier *v_server) {
+                                           cq_verifier *cqv) {
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
@@ -106,7 +102,7 @@ static void do_request_and_shutdown_server(grpc_end2end_test_fixture *f,
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f->client, f->client_cq, "/foo",
+  c = grpc_channel_create_call(f->client, f->cq, "/foo",
                                "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c);
 
@@ -134,10 +130,10 @@ static void do_request_and_shutdown_server(grpc_end2end_test_fixture *f,
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f->server, &s, &call_details,
-                                      &request_metadata_recv, f->server_cq,
-                                      f->server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f->cq,
+                                      f->cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   /* should be able to shut down the server early
      - and still complete the request */
@@ -157,11 +153,9 @@ static void do_request_and_shutdown_server(grpc_end2end_test_fixture *f,
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -181,23 +175,21 @@ static void do_request_and_shutdown_server(grpc_end2end_test_fixture *f,
 
 static void disappearing_server_test(grpc_end2end_test_config config) {
   grpc_end2end_test_fixture f = config.create_fixture(NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
 
   gpr_log(GPR_INFO, "%s/%s", __FUNCTION__, config.name);
 
   config.init_client(&f, NULL);
   config.init_server(&f, NULL);
 
-  do_request_and_shutdown_server(&f, v_client, v_server);
+  do_request_and_shutdown_server(&f, cqv);
 
   /* now destroy and recreate the server */
   config.init_server(&f, NULL);
 
-  do_request_and_shutdown_server(&f, v_client, v_server);
+  do_request_and_shutdown_server(&f, cqv);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   end_test(&f);
   config.tear_down_data(&f);
diff --git a/test/core/end2end/tests/early_server_shutdown_finishes_inflight_calls.c b/test/core/end2end/tests/early_server_shutdown_finishes_inflight_calls.c
index 2dc3f2330f..64f2f61bba 100644
--- a/test/core/end2end/tests/early_server_shutdown_finishes_inflight_calls.c
+++ b/test/core/end2end/tests/early_server_shutdown_finishes_inflight_calls.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void test_early_server_shutdown_finishes_inflight_calls(
@@ -107,8 +104,7 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -120,7 +116,7 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -149,10 +145,10 @@ static void test_early_server_shutdown_finishes_inflight_calls(
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
@@ -163,11 +159,9 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   /* shutdown and destroy the server */
   shutdown_server(&f);
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNAVAILABLE);
   GPR_ASSERT(0 == strcmp(call_details.method, "/foo"));
@@ -183,8 +177,7 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   end_test(&f);
   config.tear_down_data(&f);
diff --git a/test/core/end2end/tests/early_server_shutdown_finishes_tags.c b/test/core/end2end/tests/early_server_shutdown_finishes_tags.c
index 7a6e274264..b193820804 100644
--- a/test/core/end2end/tests/early_server_shutdown_finishes_tags.c
+++ b/test/core/end2end/tests/early_server_shutdown_finishes_tags.c
@@ -93,18 +93,15 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void test_early_server_shutdown_finishes_tags(
     grpc_end2end_test_config config) {
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_call *s = (void *)1;
   grpc_call_details call_details;
   grpc_metadata_array request_metadata_recv;
@@ -116,16 +113,16 @@ static void test_early_server_shutdown_finishes_tags(
      no new call */
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
   grpc_server_shutdown(f.server);
-  cq_expect_completion(v_server, tag(101), GRPC_OP_ERROR);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(101), GRPC_OP_ERROR);
+  cq_verify(cqv);
   GPR_ASSERT(s == NULL);
 
   end_test(&f);
   config.tear_down_data(&f);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 void grpc_end2end_tests(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/empty_batch.c b/test/core/end2end/tests/empty_batch.c
index 19b017abcf..b3f24aab8b 100644
--- a/test/core/end2end/tests/empty_batch.c
+++ b/test/core/end2end/tests/empty_batch.c
@@ -95,31 +95,28 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void empty_batch_body(grpc_end2end_test_fixture f) {
   grpc_call *c;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op *op = NULL;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(c, op, 0, tag(1)));
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   grpc_call_destroy(c);
 
-  cq_verifier_destroy(v_client);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_invoke_empty_body(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/graceful_server_shutdown.c b/test/core/end2end/tests/graceful_server_shutdown.c
index 309276aedd..b5a3906dc5 100644
--- a/test/core/end2end/tests/graceful_server_shutdown.c
+++ b/test/core/end2end/tests/graceful_server_shutdown.c
@@ -92,12 +92,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void test_early_server_shutdown_finishes_inflight_calls(
@@ -106,8 +103,7 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -119,7 +115,7 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -148,14 +144,14 @@ static void test_early_server_shutdown_finishes_inflight_calls(
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   /* shutdown and destroy the server */
   grpc_server_shutdown_and_notify(f.server, tag(0xdead));
-  cq_verify_empty(v_server);
+  cq_verify_empty(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -171,15 +167,13 @@ static void test_early_server_shutdown_finishes_inflight_calls(
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_verify(cqv);
 
   grpc_call_destroy(s);
-  cq_expect_server_shutdown(v_server, tag(0xdead));
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_server_shutdown(cqv, tag(0xdead));
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(call_details.method, "/foo"));
@@ -194,8 +188,7 @@ static void test_early_server_shutdown_finishes_inflight_calls(
 
   grpc_call_destroy(c);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   end_test(&f);
   config.tear_down_data(&f);
diff --git a/test/core/end2end/tests/invoke_large_request.c b/test/core/end2end/tests/invoke_large_request.c
index 2e54f407bb..6fbd78d1a1 100644
--- a/test/core/end2end/tests/invoke_large_request.c
+++ b/test/core/end2end/tests/invoke_large_request.c
@@ -91,12 +91,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static gpr_slice large_slice(void) {
@@ -117,8 +114,7 @@ static void test_invoke_large_request(grpc_end2end_test_config config) {
   grpc_byte_buffer *response_payload =
       grpc_byte_buffer_create(&response_payload_slice, 1);
   gpr_timespec deadline = n_seconds_time(30);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -132,7 +128,7 @@ static void test_invoke_large_request(grpc_end2end_test_config config) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -166,10 +162,10 @@ static void test_invoke_large_request(grpc_end2end_test_config config) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -191,11 +187,9 @@ static void test_invoke_large_request(grpc_end2end_test_config config) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -212,8 +206,7 @@ static void test_invoke_large_request(grpc_end2end_test_config config) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(response_payload);
diff --git a/test/core/end2end/tests/max_concurrent_streams.c b/test/core/end2end/tests/max_concurrent_streams.c
index 1f074c703a..c5b716157a 100644
--- a/test/core/end2end/tests/max_concurrent_streams.c
+++ b/test/core/end2end/tests/max_concurrent_streams.c
@@ -93,20 +93,16 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void simple_request_body(grpc_end2end_test_fixture f) {
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -118,7 +114,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c);
 
@@ -146,10 +142,10 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -165,11 +161,9 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -186,8 +180,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_max_concurrent_streams(grpc_end2end_test_config config) {
@@ -200,8 +193,7 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
   grpc_call *s2;
   int live_call;
   gpr_timespec deadline;
-  cq_verifier *v_client;
-  cq_verifier *v_server;
+  cq_verifier *cqv;
   grpc_event *ev;
   grpc_call_details call_details;
   grpc_metadata_array request_metadata_recv;
@@ -227,8 +219,7 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
   server_args.args = &server_arg;
 
   f = begin_test(config, __FUNCTION__, NULL, &server_args);
-  v_client = cq_verifier_create(f.client_cq);
-  v_server = cq_verifier_create(f.server_cq);
+  cqv = cq_verifier_create(f.cq);
 
   grpc_metadata_array_init(&request_metadata_recv);
   grpc_metadata_array_init(&initial_metadata_recv1);
@@ -246,17 +237,17 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
   /* start two requests - ensuring that the second is not accepted until
      the first completes */
   deadline = n_seconds_time(10);
-  c1 = grpc_channel_create_call(f.client, f.client_cq, "/alpha",
+  c1 = grpc_channel_create_call(f.client, f.cq, "/alpha",
                                 "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c1);
-  c2 = grpc_channel_create_call(f.client, f.client_cq, "/beta",
+  c2 = grpc_channel_create_call(f.client, f.cq, "/beta",
                                 "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c2);
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s1, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -302,10 +293,10 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_call_start_batch(c2, ops, op - ops, tag(402)));
 
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
-  ev = grpc_completion_queue_next(f.client_cq,
+  ev = grpc_completion_queue_next(f.cq,
                                   GRPC_TIMEOUT_SECONDS_TO_DEADLINE(3));
   GPR_ASSERT(ev);
   GPR_ASSERT(ev->type == GRPC_OP_COMPLETE);
@@ -332,21 +323,19 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_call_start_batch(s1, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(live_call + 2), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(live_call + 2), GRPC_OP_OK);
   /* first request is finished, we should be able to start the second */
   live_call = (live_call == 300) ? 400 : 300;
-  cq_expect_completion(v_client, tag(live_call + 1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(live_call + 1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s2, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(201)));
-  cq_expect_completion(v_server, tag(201), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(201)));
+  cq_expect_completion(cqv, tag(201), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -363,14 +352,11 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_call_start_batch(s2, ops, op - ops, tag(202)));
 
-  cq_expect_completion(v_client, tag(live_call + 2), GRPC_OP_OK);
-  cq_verify(v_client);
-
-  cq_expect_completion(v_server, tag(202), GRPC_OP_OK);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(live_call + 2), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(202), GRPC_OP_OK);
+  cq_verify(cqv);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_call_destroy(c1);
   grpc_call_destroy(s1);
diff --git a/test/core/end2end/tests/max_message_length.c b/test/core/end2end/tests/max_message_length.c
index cd86b08349..d32930ca5a 100644
--- a/test/core/end2end/tests/max_message_length.c
+++ b/test/core/end2end/tests/max_message_length.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void test_max_message_length(grpc_end2end_test_config config) {
@@ -107,8 +104,7 @@ static void test_max_message_length(grpc_end2end_test_config config) {
   grpc_channel_args server_args;
   grpc_call *c;
   grpc_call *s;
-  cq_verifier *v_client;
-  cq_verifier *v_server;
+  cq_verifier *cqv;
   grpc_op ops[6];
   grpc_op *op;
   gpr_slice request_payload_slice = gpr_slice_from_copied_string("hello world");
@@ -131,10 +127,9 @@ static void test_max_message_length(grpc_end2end_test_config config) {
   server_args.args = &server_arg;
 
   f = begin_test(config, __FUNCTION__, NULL, &server_args);
-  v_client = cq_verifier_create(f.client_cq);
-  v_server = cq_verifier_create(f.server_cq);
+  cqv = cq_verifier_create(f.cq);
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr:1234", gpr_inf_future);
   GPR_ASSERT(c);
 
@@ -165,10 +160,10 @@ static void test_max_message_length(grpc_end2end_test_config config) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
@@ -176,11 +171,9 @@ static void test_max_message_length(grpc_end2end_test_config config) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_CANCELLED);
   GPR_ASSERT(0 == strcmp(details, "Cancelled"));
@@ -197,8 +190,7 @@ static void test_max_message_length(grpc_end2end_test_config config) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   end_test(&f);
   config.tear_down_data(&f);
diff --git a/test/core/end2end/tests/no_op.c b/test/core/end2end/tests/no_op.c
index 0e52c4ec98..b7cd2f1e86 100644
--- a/test/core/end2end/tests/no_op.c
+++ b/test/core/end2end/tests/no_op.c
@@ -91,12 +91,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void test_no_op(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/ping_pong_streaming.c b/test/core/end2end/tests/ping_pong_streaming.c
index 473b4f94ac..bc9a2547e7 100644
--- a/test/core/end2end/tests/ping_pong_streaming.c
+++ b/test/core/end2end/tests/ping_pong_streaming.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Client pings and server pongs. Repeat messages rounds before finishing. */
@@ -108,8 +105,7 @@ static void test_pingpong_streaming(grpc_end2end_test_config config,
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -128,7 +124,7 @@ static void test_pingpong_streaming(grpc_end2end_test_config config,
   gpr_slice request_payload_slice = gpr_slice_from_copied_string("hello world");
   gpr_slice response_payload_slice = gpr_slice_from_copied_string("hello you");
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c);
 
@@ -154,10 +150,10 @@ static void test_pingpong_streaming(grpc_end2end_test_config config,
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(100)));
-  cq_expect_completion(v_server, tag(100), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(100)));
+  cq_expect_completion(cqv, tag(100), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -187,8 +183,8 @@ static void test_pingpong_streaming(grpc_end2end_test_config config,
     op++;
     GPR_ASSERT(GRPC_CALL_OK ==
                grpc_call_start_batch(s, ops, op - ops, tag(102)));
-    cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-    cq_verify(v_server);
+    cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+    cq_verify(cqv);
 
     op = ops;
     op->op = GRPC_OP_SEND_MESSAGE;
@@ -196,11 +192,9 @@ static void test_pingpong_streaming(grpc_end2end_test_config config,
     op++;
     GPR_ASSERT(GRPC_CALL_OK ==
                grpc_call_start_batch(s, ops, op - ops, tag(103)));
-    cq_expect_completion(v_server, tag(103), GRPC_OP_OK);
-    cq_verify(v_server);
-
-    cq_expect_completion(v_client, tag(2), GRPC_OP_OK);
-    cq_verify(v_client);
+    cq_expect_completion(cqv, tag(103), GRPC_OP_OK);
+    cq_expect_completion(cqv, tag(2), GRPC_OP_OK);
+    cq_verify(cqv);
 
     grpc_byte_buffer_destroy(request_payload);
     grpc_byte_buffer_destroy(response_payload);
@@ -224,19 +218,16 @@ static void test_pingpong_streaming(grpc_end2end_test_config config,
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(104)));
 
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_expect_completion(v_client, tag(3), GRPC_OP_OK);
-  cq_verify(v_client);
-
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_expect_completion(v_server, tag(104), GRPC_OP_OK);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(3), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(104), GRPC_OP_OK);
+  cq_verify(cqv);
 
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_metadata_array_destroy(&initial_metadata_recv);
   grpc_metadata_array_destroy(&trailing_metadata_recv);
diff --git a/test/core/end2end/tests/registered_call.c b/test/core/end2end/tests/registered_call.c
index dc9c407deb..b2bae66f6e 100644
--- a/test/core/end2end/tests/registered_call.c
+++ b/test/core/end2end/tests/registered_call.c
@@ -95,20 +95,16 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void simple_request_body(grpc_end2end_test_fixture f, void *rc) {
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -120,7 +116,7 @@ static void simple_request_body(grpc_end2end_test_fixture f, void *rc) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_registered_call(f.client, f.client_cq, rc, deadline);
+  c = grpc_channel_create_registered_call(f.client, f.cq, rc, deadline);
   GPR_ASSERT(c);
 
   grpc_metadata_array_init(&initial_metadata_recv);
@@ -147,10 +143,10 @@ static void simple_request_body(grpc_end2end_test_fixture f, void *rc) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -166,11 +162,9 @@ static void simple_request_body(grpc_end2end_test_fixture f, void *rc) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -187,8 +181,7 @@ static void simple_request_body(grpc_end2end_test_fixture f, void *rc) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_invoke_simple_request(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/request_response_with_binary_metadata_and_payload.c b/test/core/end2end/tests/request_response_with_binary_metadata_and_payload.c
index 91d580341e..58abf95592 100644
--- a/test/core/end2end/tests/request_response_with_binary_metadata_and_payload.c
+++ b/test/core/end2end/tests/request_response_with_binary_metadata_and_payload.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Request/response with metadata and payload.*/
@@ -132,8 +129,7 @@ static void test_request_response_with_metadata_and_payload(
        16,
        {{NULL, NULL, NULL}}}};
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -147,7 +143,7 @@ static void test_request_response_with_metadata_and_payload(
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -182,10 +178,10 @@ static void test_request_response_with_metadata_and_payload(
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -208,11 +204,9 @@ static void test_request_response_with_metadata_and_payload(
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_OK);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -243,8 +237,7 @@ static void test_request_response_with_metadata_and_payload(
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(response_payload);
diff --git a/test/core/end2end/tests/request_response_with_metadata_and_payload.c b/test/core/end2end/tests/request_response_with_metadata_and_payload.c
index 5f44704fa8..d5e5cb95b5 100644
--- a/test/core/end2end/tests/request_response_with_metadata_and_payload.c
+++ b/test/core/end2end/tests/request_response_with_metadata_and_payload.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Request/response with metadata and payload.*/
@@ -118,8 +115,7 @@ static void test_request_response_with_metadata_and_payload(
   grpc_metadata meta_s[2] = {{"key3", "val3", 4, {{NULL, NULL, NULL}}},
                              {"key4", "val4", 4, {{NULL, NULL, NULL}}}};
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -133,7 +129,7 @@ static void test_request_response_with_metadata_and_payload(
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -168,10 +164,10 @@ static void test_request_response_with_metadata_and_payload(
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -194,11 +190,9 @@ static void test_request_response_with_metadata_and_payload(
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_OK);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -221,8 +215,7 @@ static void test_request_response_with_metadata_and_payload(
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(response_payload);
diff --git a/test/core/end2end/tests/request_response_with_payload.c b/test/core/end2end/tests/request_response_with_payload.c
index a483ef535a..558b2dd049 100644
--- a/test/core/end2end/tests/request_response_with_payload.c
+++ b/test/core/end2end/tests/request_response_with_payload.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void request_response_with_payload(grpc_end2end_test_fixture f) {
@@ -111,8 +108,7 @@ static void request_response_with_payload(grpc_end2end_test_fixture f) {
   grpc_byte_buffer *response_payload =
       grpc_byte_buffer_create(&response_payload_slice, 1);
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -126,7 +122,7 @@ static void request_response_with_payload(grpc_end2end_test_fixture f) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -160,10 +156,10 @@ static void request_response_with_payload(grpc_end2end_test_fixture f) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -185,11 +181,9 @@ static void request_response_with_payload(grpc_end2end_test_fixture f) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_OK);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -208,8 +202,7 @@ static void request_response_with_payload(grpc_end2end_test_fixture f) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(response_payload);
diff --git a/test/core/end2end/tests/request_response_with_payload_and_call_creds.c b/test/core/end2end/tests/request_response_with_payload_and_call_creds.c
index fce53950db..3759bd0824 100644
--- a/test/core/end2end/tests/request_response_with_payload_and_call_creds.c
+++ b/test/core/end2end/tests/request_response_with_payload_and_call_creds.c
@@ -107,12 +107,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void test_call_creds_failure(grpc_end2end_test_config config) {
@@ -120,7 +117,7 @@ static void test_call_creds_failure(grpc_end2end_test_config config) {
   grpc_credentials *creds = NULL;
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
   gpr_timespec deadline = five_seconds_time();
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -147,8 +144,7 @@ static void request_response_with_payload_and_call_creds(
   gpr_timespec deadline = five_seconds_time();
 
   grpc_end2end_test_fixture f = begin_test(config, test_name, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -163,7 +159,7 @@ static void request_response_with_payload_and_call_creds(
   int was_cancelled = 2;
   grpc_credentials *creds = NULL;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
   creds = grpc_iam_credentials_create(iam_token, iam_selector);
@@ -216,10 +212,10 @@ static void request_response_with_payload_and_call_creds(
   GPR_ASSERT(GRPC_CALL_OK == grpc_server_request_call(f.server, &s,
                                                       &call_details,
                                                       &request_metadata_recv,
-                                                      f.server_cq, f.server_cq, 
+                                                      f.cq, f.cq, 
                                                       tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   /* Cannot set creds on the server call object. */
   GPR_ASSERT(grpc_call_set_credentials(s, NULL) != GRPC_CALL_OK);
@@ -244,11 +240,9 @@ static void request_response_with_payload_and_call_creds(
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_OK);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -300,8 +294,7 @@ static void request_response_with_payload_and_call_creds(
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(response_payload);
diff --git a/test/core/end2end/tests/request_with_large_metadata.c b/test/core/end2end/tests/request_with_large_metadata.c
index 18a6da853c..33228e18a0 100644
--- a/test/core/end2end/tests/request_with_large_metadata.c
+++ b/test/core/end2end/tests/request_with_large_metadata.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Request with a large amount of metadata.*/
@@ -111,8 +108,7 @@ static void test_request_with_large_metadata(grpc_end2end_test_config config) {
   gpr_timespec deadline = five_seconds_time();
   grpc_metadata meta;
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -126,7 +122,7 @@ static void test_request_with_large_metadata(grpc_end2end_test_config config) {
   int was_cancelled = 2;
   const int large_size = 64 * 1024;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -164,10 +160,10 @@ static void test_request_with_large_metadata(grpc_end2end_test_config config) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -186,11 +182,9 @@ static void test_request_with_large_metadata(grpc_end2end_test_config config) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_OK);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -209,8 +203,7 @@ static void test_request_with_large_metadata(grpc_end2end_test_config config) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(request_payload_recv);
diff --git a/test/core/end2end/tests/request_with_payload.c b/test/core/end2end/tests/request_with_payload.c
index 0533b71da9..13e9d59203 100644
--- a/test/core/end2end/tests/request_with_payload.c
+++ b/test/core/end2end/tests/request_with_payload.c
@@ -93,12 +93,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 /* Client sends a request with payload, server reads then returns status. */
@@ -110,8 +107,7 @@ static void test_invoke_request_with_payload(grpc_end2end_test_config config) {
       grpc_byte_buffer_create(&request_payload_slice, 1);
   gpr_timespec deadline = five_seconds_time();
   grpc_end2end_test_fixture f = begin_test(config, __FUNCTION__, NULL, NULL);
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -124,7 +120,7 @@ static void test_invoke_request_with_payload(grpc_end2end_test_config config) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -155,10 +151,10 @@ static void test_invoke_request_with_payload(grpc_end2end_test_config config) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -177,11 +173,9 @@ static void test_invoke_request_with_payload(grpc_end2end_test_config config) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_OK);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -199,8 +193,7 @@ static void test_invoke_request_with_payload(grpc_end2end_test_config config) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 
   grpc_byte_buffer_destroy(request_payload);
   grpc_byte_buffer_destroy(request_payload_recv);
diff --git a/test/core/end2end/tests/simple_delayed_request.c b/test/core/end2end/tests/simple_delayed_request.c
index 184cda3f95..289acae9d6 100644
--- a/test/core/end2end/tests/simple_delayed_request.c
+++ b/test/core/end2end/tests/simple_delayed_request.c
@@ -81,12 +81,9 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void simple_delayed_request_body(grpc_end2end_test_config config,
@@ -97,8 +94,7 @@ static void simple_delayed_request_body(grpc_end2end_test_config config,
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f->client_cq);
-  cq_verifier *v_server = cq_verifier_create(f->server_cq);
+  cq_verifier *cqv = cq_verifier_create(f->cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -112,7 +108,7 @@ static void simple_delayed_request_body(grpc_end2end_test_config config,
 
   config.init_client(f, client_args);
 
-  c = grpc_channel_create_call(f->client, f->client_cq, "/foo",
+  c = grpc_channel_create_call(f->client, f->cq, "/foo",
                                "foo.test.google.fr", deadline);
   GPR_ASSERT(c);
 
@@ -142,10 +138,10 @@ static void simple_delayed_request_body(grpc_end2end_test_config config,
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f->server, &s, &call_details,
-                                      &request_metadata_recv, f->server_cq,
-                                      f->server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f->cq,
+                                      f->cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -161,11 +157,9 @@ static void simple_delayed_request_body(grpc_end2end_test_config config,
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -182,8 +176,7 @@ static void simple_delayed_request_body(grpc_end2end_test_config config,
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_simple_delayed_request_short(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/simple_request.c b/test/core/end2end/tests/simple_request.c
index f1b670be5a..8dd5a2b266 100644
--- a/test/core/end2end/tests/simple_request.c
+++ b/test/core/end2end/tests/simple_request.c
@@ -95,20 +95,16 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void simple_request_body(grpc_end2end_test_fixture f) {
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -120,7 +116,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c);
 
@@ -148,10 +144,10 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -167,11 +163,9 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -188,8 +182,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_invoke_simple_request(grpc_end2end_test_config config) {
diff --git a/test/core/end2end/tests/simple_request_with_high_initial_sequence_number.c b/test/core/end2end/tests/simple_request_with_high_initial_sequence_number.c
index 5ef3133ebe..241da3f103 100644
--- a/test/core/end2end/tests/simple_request_with_high_initial_sequence_number.c
+++ b/test/core/end2end/tests/simple_request_with_high_initial_sequence_number.c
@@ -95,20 +95,16 @@ static void end_test(grpc_end2end_test_fixture *f) {
   shutdown_server(f);
   shutdown_client(f);
 
-  grpc_completion_queue_shutdown(f->server_cq);
-  drain_cq(f->server_cq);
-  grpc_completion_queue_destroy(f->server_cq);
-  grpc_completion_queue_shutdown(f->client_cq);
-  drain_cq(f->client_cq);
-  grpc_completion_queue_destroy(f->client_cq);
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
 }
 
 static void simple_request_body(grpc_end2end_test_fixture f) {
   grpc_call *c;
   grpc_call *s;
   gpr_timespec deadline = five_seconds_time();
-  cq_verifier *v_client = cq_verifier_create(f.client_cq);
-  cq_verifier *v_server = cq_verifier_create(f.server_cq);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
   grpc_op ops[6];
   grpc_op *op;
   grpc_metadata_array initial_metadata_recv;
@@ -120,7 +116,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   size_t details_capacity = 0;
   int was_cancelled = 2;
 
-  c = grpc_channel_create_call(f.client, f.client_cq, "/foo",
+  c = grpc_channel_create_call(f.client, f.cq, "/foo",
                                "foo.test.google.fr:1234", deadline);
   GPR_ASSERT(c);
 
@@ -148,10 +144,10 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
 
   GPR_ASSERT(GRPC_CALL_OK ==
              grpc_server_request_call(f.server, &s, &call_details,
-                                      &request_metadata_recv, f.server_cq,
-                                      f.server_cq, tag(101)));
-  cq_expect_completion(v_server, tag(101), GRPC_OP_OK);
-  cq_verify(v_server);
+                                      &request_metadata_recv, f.cq,
+                                      f.cq, tag(101)));
+  cq_expect_completion(cqv, tag(101), GRPC_OP_OK);
+  cq_verify(cqv);
 
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
@@ -167,11 +163,9 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   op++;
   GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(s, ops, op - ops, tag(102)));
 
-  cq_expect_completion(v_server, tag(102), GRPC_OP_OK);
-  cq_verify(v_server);
-
-  cq_expect_completion(v_client, tag(1), GRPC_OP_OK);
-  cq_verify(v_client);
+  cq_expect_completion(cqv, tag(102), GRPC_OP_OK);
+  cq_expect_completion(cqv, tag(1), GRPC_OP_OK);
+  cq_verify(cqv);
 
   GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
   GPR_ASSERT(0 == strcmp(details, "xyz"));
@@ -188,8 +182,7 @@ static void simple_request_body(grpc_end2end_test_fixture f) {
   grpc_call_destroy(c);
   grpc_call_destroy(s);
 
-  cq_verifier_destroy(v_client);
-  cq_verifier_destroy(v_server);
+  cq_verifier_destroy(cqv);
 }
 
 static void test_invoke_10_simple_requests(grpc_end2end_test_config config, int initial_sequence_number) {