class Godep < Formula
  desc "Dependency tool for go"
  homepage "https://godoc.org/github.com/tools/godep"
  url "https://github.com/tools/godep/archive/v80.tar.gz"
  sha256 "029adc1a0ce5c63cd40b56660664e73456648e5c031ba6c214ba1e1e9fc86cf6"
  revision 24
  head "https://github.com/tools/godep.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "6b193ed177cf4f0ba31c733bb921d149e6b2abce8a10198f9614cb610f57ce0c" => :catalina
    sha256 "cccd810cec0b1ebd845521568cf459f3035d4340d7fca9f87f60a69f8ab7113e" => :mojave
    sha256 "563b7a12fc8eb003588374fada3ca1c4325c5d109d9a96b7f400b9fd96a1f4f8" => :high_sierra
  end

  depends_on "go"

  def install
    ENV["GOPATH"] = buildpath
    (buildpath/"src/github.com/tools/godep").install buildpath.children
    cd "src/github.com/tools/godep" do
      system "go", "build", "-o", bin/"godep"
      prefix.install_metafiles
    end
  end

  test do
    ENV["GOPATH"] = testpath.realpath
    (testpath/"Godeps/Godeps.json").write <<~EOS
      {
        "ImportPath": "github.com/tools/godep",
        "GoVersion": "go1.8",
        "Deps": [
          {
            "ImportPath": "golang.org/x/tools/cover",
            "Rev": "3fe2afc9e626f32e91aff6eddb78b14743446865"
          }
        ]
      }
    EOS
    system bin/"godep", "restore"
    assert_predicate testpath/"src/golang.org/x/tools/README", :exist?,
                     "Failed to find 'src/golang.org/x/tools/README!' file"
  end
end