Merge pull request #12696 from ctiller/simple_request

Reduce stack size of simple_request e2e test

test/core/end2end/tests/simple_request.c

@@ -103,10 +103,10 @@ static void simple_request_body(grpc_end2end_test_config config,
   grpc_slice details;
   int was_cancelled = 2;
   char *peer;
-  grpc_stats_data before;
-  grpc_stats_data after;
+  grpc_stats_data *before = gpr_malloc(sizeof(grpc_stats_data));
+  grpc_stats_data *after = gpr_malloc(sizeof(grpc_stats_data));
 
-  grpc_stats_collect(&before);
+  grpc_stats_collect(before);
 
   gpr_timespec deadline = five_seconds_from_now();
   c = grpc_channel_create_call(
@@ -214,9 +214,9 @@ static void simple_request_body(grpc_end2end_test_config config,
 
   cq_verifier_destroy(cqv);
 
-  grpc_stats_collect(&after);
+  grpc_stats_collect(after);
 
-  char *stats = grpc_stats_data_as_json(&after);
+  char *stats = grpc_stats_data_as_json(after);
   gpr_log(GPR_DEBUG, "%s", stats);
   gpr_free(stats);
 
@@ -224,12 +224,14 @@ static void simple_request_body(grpc_end2end_test_config config,
   if (config.feature_mask & FEATURE_MASK_SUPPORTS_REQUEST_PROXYING) {
     expected_calls *= 2;
   }
-  GPR_ASSERT(after.counters[GRPC_STATS_COUNTER_CLIENT_CALLS_CREATED] -
-                 before.counters[GRPC_STATS_COUNTER_CLIENT_CALLS_CREATED] ==
+  GPR_ASSERT(after->counters[GRPC_STATS_COUNTER_CLIENT_CALLS_CREATED] -
+                 before->counters[GRPC_STATS_COUNTER_CLIENT_CALLS_CREATED] ==
              expected_calls);
-  GPR_ASSERT(after.counters[GRPC_STATS_COUNTER_SERVER_CALLS_CREATED] -
-                 before.counters[GRPC_STATS_COUNTER_SERVER_CALLS_CREATED] ==
+  GPR_ASSERT(after->counters[GRPC_STATS_COUNTER_SERVER_CALLS_CREATED] -
+                 before->counters[GRPC_STATS_COUNTER_SERVER_CALLS_CREATED] ==
              expected_calls);
+  gpr_free(before);
+  gpr_free(after);
 }
 
 static void test_invoke_simple_request(grpc_end2end_test_config config) {