Add testing for GRPC_TRACE

2 files changed, 157 insertions, 0 deletions

diff --git a/test/core/end2end/fixtures/chttp2_socket_pair_with_grpc_trace.c b/test/core/end2end/fixtures/chttp2_socket_pair_with_grpc_trace.c
new file mode 100644
index 0000000000..1f53e581ab
--- /dev/null
+++ b/test/core/end2end/fixtures/chttp2_socket_pair_with_grpc_trace.c
@@ -0,0 +1,156 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "test/core/end2end/end2end_tests.h"
+
+#include <string.h>
+
+#include "src/core/channel/client_channel.h"
+#include "src/core/channel/connected_channel.h"
+#include "src/core/channel/http_client_filter.h"
+#include "src/core/channel/http_server_filter.h"
+#include "src/core/iomgr/endpoint_pair.h"
+#include "src/core/iomgr/iomgr.h"
+#include "src/core/support/env.h"
+#include "src/core/surface/channel.h"
+#include "src/core/surface/client.h"
+#include "src/core/surface/server.h"
+#include "src/core/transport/chttp2_transport.h"
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/sync.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/useful.h>
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
+
+/* chttp2 transport that is immediately available (used for testing
+   connected_channel without a client_channel */
+
+static grpc_transport_setup_result server_setup_transport(
+    void *ts, grpc_transport *transport, grpc_mdctx *mdctx) {
+  grpc_end2end_test_fixture *f = ts;
+  static grpc_channel_filter const *extra_filters[] = {
+      &grpc_http_server_filter};
+  return grpc_server_setup_transport(f->server, transport, extra_filters,
+                                     GPR_ARRAY_SIZE(extra_filters), mdctx);
+}
+
+typedef struct {
+  grpc_end2end_test_fixture *f;
+  grpc_channel_args *client_args;
+} sp_client_setup;
+
+static grpc_transport_setup_result client_setup_transport(
+    void *ts, grpc_transport *transport, grpc_mdctx *mdctx) {
+  sp_client_setup *cs = ts;
+
+  const grpc_channel_filter *filters[] = {&grpc_client_surface_filter,
+                                          &grpc_http_client_filter,
+                                          &grpc_connected_channel_filter};
+  size_t nfilters = sizeof(filters) / sizeof(*filters);
+  grpc_channel *channel = grpc_channel_create_from_filters(
+      filters, nfilters, cs->client_args, mdctx, 1);
+
+  cs->f->client = channel;
+
+  return grpc_connected_channel_bind_transport(
+      grpc_channel_get_channel_stack(channel), transport);
+}
+
+static grpc_end2end_test_fixture chttp2_create_fixture_socketpair(
+    grpc_channel_args *client_args, grpc_channel_args *server_args) {
+  grpc_endpoint_pair *sfd = gpr_malloc(sizeof(grpc_endpoint_pair));
+
+  grpc_end2end_test_fixture f;
+  memset(&f, 0, sizeof(f));
+  f.fixture_data = sfd;
+  f.client_cq = grpc_completion_queue_create();
+  f.server_cq = grpc_completion_queue_create();
+
+  *sfd = grpc_iomgr_create_endpoint_pair(65536);
+
+  return f;
+}
+
+static void chttp2_init_client_socketpair(grpc_end2end_test_fixture *f,
+                                          grpc_channel_args *client_args) {
+  grpc_endpoint_pair *sfd = f->fixture_data;
+  sp_client_setup cs;
+  cs.client_args = client_args;
+  cs.f = f;
+  grpc_create_chttp2_transport(client_setup_transport, &cs, client_args,
+                               sfd->client, NULL, 0, grpc_mdctx_create(), 1);
+  GPR_ASSERT(f->client);
+}
+
+static void chttp2_init_server_socketpair(grpc_end2end_test_fixture *f,
+                                          grpc_channel_args *server_args) {
+  grpc_endpoint_pair *sfd = f->fixture_data;
+  GPR_ASSERT(!f->server);
+  f->server = grpc_server_create_from_filters(NULL, 0, server_args);
+  grpc_server_register_completion_queue(f->server, f->server_cq);
+  grpc_server_start(f->server);
+  grpc_create_chttp2_transport(server_setup_transport, f, server_args,
+                               sfd->server, NULL, 0, grpc_mdctx_create(), 0);
+}
+
+static void chttp2_tear_down_socketpair(grpc_end2end_test_fixture *f) {
+  gpr_free(f->fixture_data);
+}
+
+/* All test configurations */
+static grpc_end2end_test_config configs[] = {
+    {"chttp2/socketpair", 0, chttp2_create_fixture_socketpair,
+     chttp2_init_client_socketpair, chttp2_init_server_socketpair,
+     chttp2_tear_down_socketpair},
+};
+
+int main(int argc, char **argv) {
+  size_t i;
+
+  /* force tracing on, with a value to force many
+     code paths in trace.c to be taken */
+  gpr_setenv("GRPC_TRACE", "doesnt-exist,http,all");
+
+  grpc_test_init(argc, argv);
+  grpc_init();
+
+  for (i = 0; i < sizeof(configs) / sizeof(*configs); i++) {
+    grpc_end2end_tests(configs[i]);
+  }
+
+  grpc_shutdown();
+
+  return 0;
+}
diff --git a/test/core/end2end/gen_build_json.py b/test/core/end2end/gen_build_json.py
index bce2d7a796..19c1a80896 100755
--- a/test/core/end2end/gen_build_json.py
+++ b/test/core/end2end/gen_build_json.py
@@ -49,6 +49,7 @@ END2END_FIXTURES = {
     'chttp2_simple_ssl_with_oauth2_fullstack': default_secure_fixture_options,
     'chttp2_socket_pair': default_unsecure_fixture_options,
     'chttp2_socket_pair_one_byte_at_a_time': default_unsecure_fixture_options,
+    'chttp2_socket_pair_with_grpc_trace': default_unsecure_fixture_options,
 }
 
 TestOptions = collections.namedtuple('TestOptions', 'flaky secure')