class Qsv < Formula
  desc "Ultra-fast CSV data-wrangling toolkit"
  homepage "https://github.com/jqnatividad/qsv"
  url "https://github.com/jqnatividad/qsv/archive/0.58.2.tar.gz"
  sha256 "9bc0a6763805dcfd7ebcd3e26c61444e4992c50b01cd12a30f9bee147b82e8b0"
  license any_of: ["MIT", "Unlicense"]
  head "https://github.com/jqnatividad/qsv.git", branch: "master"

  depends_on "rust" => :build

  def install
    system "cargo", "install", *std_cargo_args, "--features", "full"
  end

  test do
    (testpath/"test.csv").write("first header,second header")
    assert_equal <<~EOS, shell_output("#{bin}/qsv stats test.csv")
      field,type,sum,min,max,min_length,max_length,mean,stddev,variance,nullcount
      first header,NULL,,,,,,,,,0
      second header,NULL,,,,,,,,,0
    EOS
  end
end