1 //
2 //
3 // Copyright 2015 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18
19 #ifndef GRPC_TEST_CPP_QPS_STATS_H
20 #define GRPC_TEST_CPP_QPS_STATS_H
21
22 #include <string>
23
24 #include "test/cpp/qps/histogram.h"
25
26 namespace grpc {
27 namespace testing {
28
29 template <class T, class F>
sum(const T & container,F functor)30 double sum(const T& container, F functor) {
31 double r = 0;
32 for (auto v = container.begin(); v != container.end(); v++) {
33 r += functor(*v);
34 }
35 return r;
36 }
37
38 template <class T, class F>
average(const T & container,F functor)39 double average(const T& container, F functor) {
40 return sum(container, functor) / container.size();
41 }
42
43 } // namespace testing
44 } // namespace grpc
45
46 #endif // GRPC_TEST_CPP_QPS_STATS_H
47