class KubernetesCli < Formula
  desc "Kubernetes command-line interface"
  homepage "http://kubernetes.io/"
  url "https://github.com/kubernetes/kubernetes.git",
      :tag => "v1.5.3",
      :revision => "029c3a408176b55c30846f0faedf56aae5992e9b"
  head "https://github.com/kubernetes/kubernetes.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "029487405e14015b7d5b1b4b68e3ba07b9ec85fc8529b2de2fd4088372914f0e" => :sierra
    sha256 "3b2013779d363de138c1f2f87d440ec7def934d3d4548cd430b3b3ab5b4fe8be" => :el_capitan
    sha256 "92f439b9b69f56e6cbfe3784b4a48041134c524fa9e7aee9605e9f8388f189dd" => :yosemite
  end

  devel do
    url "https://github.com/kubernetes/kubernetes.git",
        :tag => "v1.6.0-alpha.2",
        :revision => "7738f41b958bd8a8018333b9c3eb86c563e1ee1a"
    version "1.6.0-alpha.2"
  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
    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