class Tox < Formula
  include Language::Python::Virtualenv

  desc "Generic Python virtualenv management and test command-line tool"
  homepage "https://tox.readthedocs.org/"
  url "https://files.pythonhosted.org/packages/14/c4/ee073df7f649e2a1977781807c0bb1fcfc691a99ee7b4a7a3cc819841458/tox-3.6.1.tar.gz"
  sha256 "2a8d8a63660563e41e64e3b5b677e81ce1ffa5e2a93c2c565d3768c287445800"

  bottle do
    cellar :any_skip_relocation
    sha256 "86a638b3df47d21d5d92a78bf16a7467fd6dd3e485f94117fd6ace5cdcb7601f" => :mojave
    sha256 "0816bb04a0dc557c895329de749d2584f3f6ed9ead0db6b34387e8d6f9f439f0" => :high_sierra
    sha256 "904fd9ef383137f357e9c1b2bf1f12ec90766e232e47fa17a6c4d9acb424228e" => :sierra
  end

  depends_on "python"

  resource "filelock" do
    url "https://files.pythonhosted.org/packages/2a/bd/6a87635dba4906ae56377b22f64805b2f00d8cafb26e411caaf3559a5475/filelock-3.0.10.tar.gz"
    sha256 "d610c1bb404daf85976d7a82eb2ada120f04671007266b708606565dd03b5be6"
  end

  resource "packaging" do
    url "https://files.pythonhosted.org/packages/cf/50/1f10d2626df0aa97ce6b62cf6ebe14f605f4e101234f7748b8da4138a8ed/packaging-18.0.tar.gz"
    sha256 "0886227f54515e592aaa2e5a553332c73962917f2831f1b0f9b9f4380a4b9807"
  end

  resource "pluggy" do
    url "https://files.pythonhosted.org/packages/65/25/81d0de17cd00f8ca994a4e74e3c4baf7cd25072c0b831dad5c7d9d6138f8/pluggy-0.8.0.tar.gz"
    sha256 "447ba94990e8014ee25ec853339faf7b0fc8050cdc3289d4d71f7f410fb90095"
  end

  resource "py" do
    url "https://files.pythonhosted.org/packages/c7/fa/eb6dd513d9eb13436e110aaeef9a1703437a8efa466ce6bb2ff1d9217ac7/py-1.7.0.tar.gz"
    sha256 "bf92637198836372b520efcba9e020c330123be8ce527e535d185ed4b6f45694"
  end

  resource "pyparsing" do
    url "https://files.pythonhosted.org/packages/d0/09/3e6a5eeb6e04467b737d55f8bba15247ac0876f98fae659e58cd744430c6/pyparsing-2.3.0.tar.gz"
    sha256 "f353aab21fd474459d97b709e527b5571314ee5f067441dc9f88e33eecd96592"
  end

  resource "six" do
    url "https://files.pythonhosted.org/packages/dd/bf/4138e7bfb757de47d1f4b6994648ec67a51efe58fa907c1e11e350cddfca/six-1.12.0.tar.gz"
    sha256 "d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
  end

  resource "toml" do
    url "https://files.pythonhosted.org/packages/b9/19/5cbd78eac8b1783671c40e34bb0fa83133a06d340a38b55c645076d40094/toml-0.10.0.tar.gz"
    sha256 "229f81c57791a41d65e399fc06bf0848bab550a9dfd5ed66df18ce5f05e73d5c"
  end

  resource "virtualenv" do
    url "https://files.pythonhosted.org/packages/4e/8b/75469c270ac544265f0020aa7c4ea925c5284b23e445cf3aa8b99f662690/virtualenv-16.1.0.tar.gz"
    sha256 "f899fafcd92e1150f40c8215328be38ff24b519cd95357fa6e78e006c7638208"
  end

  def install
    virtualenv_install_with_resources
  end

  # Avoid relative paths
  def post_install
    lib_python_path = Pathname.glob(libexec/"lib/python*").first
    lib_python_path.each_child do |f|
      next unless f.symlink?
      realpath = f.realpath
      rm f
      ln_s realpath, f
    end
    inreplace lib_python_path/"orig-prefix.txt",
              Formula["python"].opt_prefix, Formula["python"].prefix.realpath
  end

  test do
    ENV["LC_ALL"] = "en_US.UTF-8"
    pyver = Language::Python.major_minor_version("python3").to_s.delete(".")
    (testpath/"tox.ini").write <<~EOS
      [tox]
      envlist=py#{pyver}
      skipsdist=True

      [testenv]
      deps=pytest
      commands=pytest
    EOS
    (testpath/"test_trivial.py").write <<~EOS
      def test_trivial():
          assert True
    EOS
    assert_match "usage", shell_output("#{bin}/tox --help")
    system "#{bin}/tox"
    assert_predicate testpath/".tox/py#{pyver}", :exist?
  end
end