class SignalCli < Formula
  desc "CLI and dbus interface for WhisperSystems/libsignal-service-java"
  homepage "https://github.com/AsamK/signal-cli"
  url "https://github.com/AsamK/signal-cli/releases/download/v0.6.3/signal-cli-0.6.3.tar.gz"
  sha256 "a9b48055444a118a2a500d5782245bb378a80832114fca9bb0bd76cfb48b6dbf"

  bottle :unneeded

  depends_on :java => "1.7+"

  def install
    libexec.install Dir["lib", "bin"]
    (bin/"signal-cli").write_env_script libexec/"bin/signal-cli", Language::Java.java_home_env("1.7+")
  end

  test do
    # test 1: checks class loading is working and version is correct
    output = shell_output("#{bin}/signal-cli --version")
    assert_match "signal-cli #{version}", output

    # test 2: ensure crypto is working
    begin
      io = IO.popen("#{bin}/signal-cli link", :err => [:child, :out])
      sleep 8
    ensure
      Process.kill("SIGINT", io.pid)
      Process.wait(io.pid)
    end
    assert_match "tsdevice:/?uuid=", io.read
  end
end