xref: /aosp_15_r20/external/grpc-grpc/test/core/util/fuzz_config_vars_helpers.cc (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1 // Copyright 2023 gRPC authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include <stddef.h>
16 #include <stdint.h>
17 
18 #include <algorithm>
19 #include <string>
20 #include <vector>
21 
22 #include "absl/strings/str_join.h"
23 
24 #include "src/core/lib/experiments/config.h"
25 #include "src/core/lib/experiments/experiments.h"
26 
27 namespace grpc_core {
28 
ValidateExperimentsStringForFuzzing(uint64_t input)29 std::string ValidateExperimentsStringForFuzzing(uint64_t input) {
30   std::vector<std::string> experiments;
31   for (size_t i = 0; i < std::min<size_t>(kNumExperiments, 64); i++) {
32     const auto& metadata = g_experiment_metadata[i];
33     if ((input & (1ull << i)) && metadata.allow_in_fuzzing_config) {
34       experiments.push_back(metadata.name);
35     }
36   }
37   return absl::StrJoin(experiments, ",");
38 }
39 
40 }  // namespace grpc_core
41