class Abcm2ps < Formula
  desc "ABC music notation software"
  homepage "http://moinejf.free.fr"
  url "https://github.com/leesavide/abcm2ps/archive/v8.13.21.tar.gz"
  sha256 "2c3f9bdac281feddc384e5719e3cd29f85c88cb326077516760425ebd0be6cd1"

  bottle do
    sha256 "fecc68642aa55935a287aeedc2bb9a2d4cc4b4636a0c5115d4758733959d9017" => :high_sierra
    sha256 "e545a3be9a66e75aa8ae21cf4280783a7cff006c08187f92ba239fa15329c391" => :sierra
    sha256 "69accbb26b98f014107d898cb9c354faf8c8a0be966a9e8d0266a160bf53987a" => :el_capitan
  end

  depends_on "pkg-config" => :build
  depends_on "pango" => :optional

  def install
    system "./configure", "--prefix=#{prefix}"
    system "make", "install"
  end

  test do
    (testpath/"voices.abc").write <<~EOS
      X:7
      T:Qui Tolis (Trio)
      C:Andre Raison
      M:3/4
      L:1/4
      Q:1/4=92
      %%staves {(Pos1 Pos2) Trompette}
      K:F
      %
      V:Pos1
      %%MIDI program 78
      "Positif"x3 |x3|c'>ba|Pga/g/f|:g2a |ba2 |g2c- |c2P=B  |c>de  |fga |
      V:Pos2
      %%MIDI program 78
              Mf>ed|cd/c/B|PA2d |ef/e/d |:e2f |ef2 |c>BA |GA/G/F |E>FG |ABc- |
      V:Trompette
      %%MIDI program 56
      "Trompette"z3|z3 |z3 |z3 |:Mc>BA|PGA/G/F|PE>EF|PEF/E/D|C>CPB,|A,G,F,-|
    EOS

    system "#{bin}/abcm2ps", testpath/"voices"
    assert_predicate testpath/"Out.ps", :exist?
  end
end