grpc-swift/Sources/GRPCPerformanceTests/Benchmark.swift

/*
 * Copyright 2019, gRPC Authors All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

protocol Benchmark: AnyObject {
  func setUp() throws
  func tearDown() throws
  func run() throws -> Int
}

extension Benchmark {
  func runOnce() throws -> Int {
    try self.setUp()
    let result = try self.run()
    try self.tearDown()
    return result
  }
}