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//===----------------------------------------------------------------------===//
//
// This source file is part of the SwiftNIO open source project
//
// Copyright (c) 2019 Apple Inc. and the SwiftNIO project authors
// Licensed under Apache License v2.0
//
// See LICENSE.txt for license information
// See CONTRIBUTORS.txt for the list of SwiftNIO project authors
//
// SPDX-License-Identifier: Apache-2.0
//
//===----------------------------------------------------------------------===//
import NIO
final class ChannelPipelineBenchmark: Benchmark {
private final class NoOpHandler: ChannelInboundHandler, RemovableChannelHandler {
typealias InboundIn = Any
}
private final class ConsumingHandler: ChannelInboundHandler, RemovableChannelHandler {
typealias InboundIn = Any
func channelReadComplete(context: ChannelHandlerContext) {
}
}
private let channel: EmbeddedChannel
private let extraHandlers = 4
private var handlers: [RemovableChannelHandler] = []
init() {
self.channel = EmbeddedChannel()
}
func setUp() throws {
for _ in 0..<self.extraHandlers {
let handler = NoOpHandler()
self.handlers.append(handler)
try self.channel.pipeline.addHandler(handler).wait()
}
let handler = ConsumingHandler()
self.handlers.append(handler)
try self.channel.pipeline.addHandler(handler).wait()
}
func tearDown() {
let handlersToRemove = self.handlers
self.handlers.removeAll()
try! handlersToRemove.forEach {
try self.channel.pipeline.removeHandler($0).wait()
}
}
func run() -> Int {
for _ in 0..<1_000_000 {
self.channel.pipeline.fireChannelReadComplete()
}
return 1
}
}
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