bug of finch-0.9.2 (this is fixed by #485)

build.sbt

scalaVersion := "2.11.7"

libraryDependencies += "com.github.finagle" %% "finch-core" % "0.9.2"

Main.scala

package finch.bug

import io.finch._
import com.twitter.io.Buf
import com.twitter.finagle.http._
import com.twitter.util.{ Await, Duration }

object Main extends App {

  val string = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"

  val e: Endpoint[String] = post(* ? body) { b: String =>
    // `body` RequestReader written as the below code (finch-0.9.2):
    //
    // ```
    // val buffer = ChannelBufferBuf.Owned.extract(req.content)
    // Some(new String(buffer.array(), "UTF-8"))
    // ```

    println(b.getBytes.toSeq) // filled by \0
    Ok((b == string).toString) //=> false
  }

  val service = e.toService

  val req = RequestBuilder()
    .url("http://localhost")
    .buildPost(Buf.Utf8(string))
  val res = Await.result(service(req), Duration.fromSeconds(10))
  println(res.contentString) //=> false
}