683     int total_shards, int shard_index, int test_id);
6174   const Int32 total_shards = Int32FromEnvOrDie(total_shards_env, -1);  in ShouldShard()  local
6177   if (total_shards == -1 && shard_index == -1) {  in ShouldShard()
6179   } else if (total_shards == -1 && shard_index != -1) {  in ShouldShard()
6187   } else if (total_shards != -1 && shard_index == -1) {  in ShouldShard()
6190       << kTestTotalShards << " = " << total_shards  in ShouldShard()
6195   } else if (shard_index < 0 || shard_index >= total_shards) {  in ShouldShard()
6200       << ", " << kTestTotalShards << "=" << total_shards << ".\n";  in ShouldShard()
6206   return total_shards > 1;  in ShouldShard()
6230 bool ShouldRunTestOnShard(int total_shards, int shard_index, int test_id) {  in ShouldRunTestOnShard()  argument
6231   return (test_id % total_shards) == shard_index;  in ShouldRunTestOnShard()
6242   const Int32 total_shards = shard_tests == HONOR_SHARDING_PROTOCOL ?  in FilterTests()  local
6281            ShouldRunTestOnShard(total_shards, shard_index,  in FilterTests()