1 files changed, 118 insertions, 0 deletions
diff --git a/test/core/end2end/tests/ping.cc b/test/core/end2end/tests/ping.cc
new file mode 100644
index 0000000000..88f62c0a2b
--- /dev/null
+++ b/test/core/end2end/tests/ping.cc
@@ -0,0 +1,118 @@
+/*
+ *
+ * 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 "test/core/end2end/end2end_tests.h"
+
+#include <grpc/support/log.h>
+#include <grpc/support/sync.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
+#include <grpc/support/useful.h>
+
+#include "test/core/end2end/cq_verifier.h"
+
+#define PING_NUM 5
+
+static void* tag(intptr_t t) { return (void*)t; }
+
+static void test_ping(grpc_end2end_test_config config,
+                      int min_time_between_pings_ms) {
+  grpc_end2end_test_fixture f = config.create_fixture(NULL, NULL);
+  cq_verifier* cqv = cq_verifier_create(f.cq);
+  grpc_connectivity_state state = GRPC_CHANNEL_IDLE;
+  int i;
+
+  grpc_arg client_a[3];
+  client_a[0].type = GRPC_ARG_INTEGER;
+  client_a[0].key =
+      const_cast<char*>(GRPC_ARG_HTTP2_MIN_SENT_PING_INTERVAL_WITHOUT_DATA_MS);
+  client_a[0].value.integer = 10;
+  client_a[1].type = GRPC_ARG_INTEGER;
+  client_a[1].key = const_cast<char*>(GRPC_ARG_HTTP2_MAX_PINGS_WITHOUT_DATA);
+  client_a[1].value.integer = 0;
+  client_a[2].type = GRPC_ARG_INTEGER;
+  client_a[2].key = const_cast<char*>(GRPC_ARG_KEEPALIVE_PERMIT_WITHOUT_CALLS);
+  client_a[2].value.integer = 1;
+  grpc_arg server_a[2];
+  server_a[0].type = GRPC_ARG_INTEGER;
+  server_a[0].key =
+      const_cast<char*>(GRPC_ARG_HTTP2_MIN_RECV_PING_INTERVAL_WITHOUT_DATA_MS);
+  server_a[0].value.integer = 0;
+  server_a[1].type = GRPC_ARG_INTEGER;
+  server_a[1].key = const_cast<char*>(GRPC_ARG_KEEPALIVE_PERMIT_WITHOUT_CALLS);
+  server_a[1].value.integer = 1;
+  grpc_channel_args client_args = {GPR_ARRAY_SIZE(client_a), client_a};
+  grpc_channel_args server_args = {GPR_ARRAY_SIZE(server_a), server_a};
+
+  config.init_client(&f, &client_args);
+  config.init_server(&f, &server_args);
+
+  grpc_channel_ping(f.client, f.cq, tag(0), NULL);
+  CQ_EXPECT_COMPLETION(cqv, tag(0), 0);
+
+  /* check that we're still in idle, and start connecting */
+  GPR_ASSERT(grpc_channel_check_connectivity_state(f.client, 1) ==
+             GRPC_CHANNEL_IDLE);
+  /* we'll go through some set of transitions (some might be missed), until
+     READY is reached */
+  while (state != GRPC_CHANNEL_READY) {
+    grpc_channel_watch_connectivity_state(
+        f.client, state,
+        gpr_time_add(grpc_timeout_seconds_to_deadline(3),
+                     gpr_time_from_millis(min_time_between_pings_ms * PING_NUM,
+                                          GPR_TIMESPAN)),
+        f.cq, tag(99));
+    CQ_EXPECT_COMPLETION(cqv, tag(99), 1);
+    cq_verify(cqv);
+    state = grpc_channel_check_connectivity_state(f.client, 0);
+    GPR_ASSERT(state == GRPC_CHANNEL_READY ||
+               state == GRPC_CHANNEL_CONNECTING ||
+               state == GRPC_CHANNEL_TRANSIENT_FAILURE);
+  }
+
+  for (i = 1; i <= PING_NUM; i++) {
+    grpc_channel_ping(f.client, f.cq, tag(i), NULL);
+    CQ_EXPECT_COMPLETION(cqv, tag(i), 1);
+    cq_verify(cqv);
+  }
+
+  grpc_server_shutdown_and_notify(f.server, f.cq, tag(0xdead));
+  CQ_EXPECT_COMPLETION(cqv, tag(0xdead), 1);
+  cq_verify(cqv);
+
+  /* cleanup server */
+  grpc_server_destroy(f.server);
+
+  grpc_channel_destroy(f.client);
+  grpc_completion_queue_shutdown(f.cq);
+  grpc_completion_queue_destroy(f.cq);
+
+  /* f.shutdown_cq is not used in this test */
+  grpc_completion_queue_destroy(f.shutdown_cq);
+  config.tear_down_data(&f);
+
+  cq_verifier_destroy(cqv);
+}
+
+void ping(grpc_end2end_test_config config) {
+  GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION);
+  test_ping(config, 0);
+  test_ping(config, 100);
+}
+
+void ping_pre_init(void) {}