1 files changed, 156 insertions, 0 deletions
diff --git a/test/core/surface/lame_client_test.cc b/test/core/surface/lame_client_test.cc
new file mode 100644
index 0000000000..c374adc08d
--- /dev/null
+++ b/test/core/surface/lame_client_test.cc
@@ -0,0 +1,156 @@
+/*
+ *
+ * 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 <string.h>
+
+#include <grpc/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include "src/core/lib/channel/channel_stack.h"
+#include "src/core/lib/iomgr/closure.h"
+#include "src/core/lib/surface/channel.h"
+#include "src/core/lib/transport/transport.h"
+#include "test/core/end2end/cq_verifier.h"
+#include "test/core/util/test_config.h"
+
+grpc_closure transport_op_cb;
+
+static void* tag(intptr_t x) { return (void*)x; }
+
+void verify_connectivity(grpc_exec_ctx* exec_ctx, void* arg,
+                         grpc_error* error) {
+  grpc_connectivity_state* state = static_cast<grpc_connectivity_state*>(arg);
+  GPR_ASSERT(GRPC_CHANNEL_SHUTDOWN == *state);
+  GPR_ASSERT(error == GRPC_ERROR_NONE);
+}
+
+void do_nothing(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {}
+
+void test_transport_op(grpc_channel* channel) {
+  grpc_transport_op* op;
+  grpc_channel_element* elem;
+  grpc_connectivity_state state = GRPC_CHANNEL_IDLE;
+  grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
+
+  GRPC_CLOSURE_INIT(&transport_op_cb, verify_connectivity, &state,
+                    grpc_schedule_on_exec_ctx);
+
+  op = grpc_make_transport_op(NULL);
+  op->on_connectivity_state_change = &transport_op_cb;
+  op->connectivity_state = &state;
+  elem = grpc_channel_stack_element(grpc_channel_get_channel_stack(channel), 0);
+  elem->filter->start_transport_op(&exec_ctx, elem, op);
+  grpc_exec_ctx_finish(&exec_ctx);
+
+  GRPC_CLOSURE_INIT(&transport_op_cb, do_nothing, NULL,
+                    grpc_schedule_on_exec_ctx);
+  op = grpc_make_transport_op(&transport_op_cb);
+  elem->filter->start_transport_op(&exec_ctx, elem, op);
+  grpc_exec_ctx_finish(&exec_ctx);
+}
+
+int main(int argc, char** argv) {
+  grpc_channel* chan;
+  grpc_call* call;
+  grpc_completion_queue* cq;
+  cq_verifier* cqv;
+  grpc_op ops[6];
+  grpc_op* op;
+  grpc_metadata_array initial_metadata_recv;
+  grpc_metadata_array trailing_metadata_recv;
+  grpc_status_code status;
+  grpc_call_error error;
+  grpc_slice details;
+  char* peer;
+
+  grpc_test_init(argc, argv);
+  grpc_init();
+
+  grpc_metadata_array_init(&initial_metadata_recv);
+  grpc_metadata_array_init(&trailing_metadata_recv);
+
+  chan = grpc_lame_client_channel_create(
+      "lampoon:national", GRPC_STATUS_UNKNOWN, "Rpc sent on a lame channel.");
+  GPR_ASSERT(chan);
+
+  test_transport_op(chan);
+
+  GPR_ASSERT(GRPC_CHANNEL_SHUTDOWN ==
+             grpc_channel_check_connectivity_state(chan, 0));
+
+  cq = grpc_completion_queue_create_for_next(NULL);
+
+  grpc_slice host = grpc_slice_from_static_string("anywhere");
+  call = grpc_channel_create_call(chan, NULL, GRPC_PROPAGATE_DEFAULTS, cq,
+                                  grpc_slice_from_static_string("/Foo"), &host,
+                                  grpc_timeout_seconds_to_deadline(100), NULL);
+  GPR_ASSERT(call);
+  cqv = cq_verifier_create(cq);
+
+  memset(ops, 0, sizeof(ops));
+  op = 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_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(call, ops, (size_t)(op - ops), tag(1), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  /* the call should immediately fail */
+  CQ_EXPECT_COMPLETION(cqv, tag(1), 0);
+  cq_verify(cqv);
+
+  memset(ops, 0, sizeof(ops));
+  op = ops;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &status;
+  op->data.recv_status_on_client.status_details = &details;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(call, ops, (size_t)(op - ops), tag(2), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  /* the call should immediately fail */
+  CQ_EXPECT_COMPLETION(cqv, tag(2), 1);
+  cq_verify(cqv);
+
+  peer = grpc_call_get_peer(call);
+  GPR_ASSERT(strcmp(peer, "lampoon:national") == 0);
+  gpr_free(peer);
+
+  grpc_call_unref(call);
+  grpc_channel_destroy(chan);
+  cq_verifier_destroy(cqv);
+  grpc_completion_queue_destroy(cq);
+
+  grpc_metadata_array_destroy(&initial_metadata_recv);
+  grpc_metadata_array_destroy(&trailing_metadata_recv);
+  grpc_slice_unref(details);
+
+  grpc_shutdown();
+
+  return 0;
+}