class KubernetesCli < Formula
  desc "Kubernetes command-line interface"
  homepage "https://kubernetes.io/"
  url "https://github.com/kubernetes/kubernetes.git",
      :tag => "v1.6.2",
      :revision => "477efc3cbe6a7effca06bd1452fa356e2201e1ee"
  head "https://github.com/kubernetes/kubernetes.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "d279c2ccfd4c7b292d17f986b3343daa6fc1f623c5ca6efdb47be596ec5ea783" => :sierra
    sha256 "abe4db7246df1d5df3007bfebedaeb6114ea19fb393940f44599c081deee47bd" => :el_capitan
    sha256 "154a2032c3b757b60efeb13e827c1ae63381a25f870783f07fd13611967bdd71" => :yosemite
  end

  devel do
    url "https://github.com/kubernetes/kubernetes.git",
        :tag => "v1.6.3-beta.0",
        :revision => "a5dec22fe9062288a6c79ef77cc5cfdd0f9c7a89"
    version "1.6.3-beta.0"
  end

  depends_on "go" => :build

  def install
    ENV["GOPATH"] = buildpath
    arch = MacOS.prefer_64_bit? ? "amd64" : "x86"
    dir = buildpath/"src/k8s.io/kubernetes"
    dir.install buildpath.children - [buildpath/".brew_home"]

    cd dir do
      # Race condition still exists in OSX Yosemite
      # Filed issue: https://github.com/kubernetes/kubernetes/issues/34635
      ENV.deparallelize { system "make", "generated_files" }

      # Make binary
      system "make", "kubectl"
      bin.install "_output/local/bin/darwin/#{arch}/kubectl"

      # Install bash completion
      output = Utils.popen_read("#{bin}/kubectl completion bash")
      (bash_completion/"kubectl").write output

      # Install zsh completion
      output = Utils.popen_read("#{bin}/kubectl completion zsh")
      (zsh_completion/"kubectl").write output
    end
  end

  test do
    run_output = shell_output("#{bin}/kubectl 2>&1")
    assert_match "kubectl controls the Kubernetes cluster manager.", run_output

    version_output = shell_output("#{bin}/kubectl version --client 2>&1")
    assert_match "GitTreeState:\"clean\"", version_output
  end
end