class Unrar < Formula
  desc "Extract, view, and test RAR archives"
  homepage "https://www.rarlab.com/"
  url "https://www.rarlab.com/rar/unrarsrc-5.6.4.tar.gz"
  sha256 "9335d2201870f2034007c04be80e00f1dc23932cb88b329d55c76134e6ba49fe"

  bottle do
    cellar :any
    sha256 "aaf3a082bba8c22035c832807d3da878979687298ac343df3893e84e779f9d7e" => :high_sierra
    sha256 "163e5cd7f6acb4ffa0e11e7bb4faa64b98b469e7b1c73a2c66913d573ac569bc" => :sierra
    sha256 "b1fc0858b0942b9062816372e51afb694ea7aeef8d59645bdb5d94ed4b99251a" => :el_capitan
  end

  def install
    # upstream doesn't particularly care about their unix targets,
    # so we do the dirty work of renaming their shared objects to
    # dylibs for them.
    inreplace "makefile", "libunrar.so", "libunrar.dylib"

    system "make"
    # Explicitly clean up for the library build to avoid an issue with an
    # apparent implicit clean which confuses the dependencies.
    system "make", "clean"
    system "make", "lib"

    bin.install "unrar"
    lib.install "libunrar.dylib"
  end

  test do
    contentpath = "directory/file.txt"
    rarpath = testpath/"archive.rar"
    data =  "UmFyIRoHAM+QcwAADQAAAAAAAACaCHQggDIACQAAAAkAAAADtPej1LZwZE" \
            "QUMBIApIEAAGRpcmVjdG9yeVxmaWxlLnR4dEhvbWVicmV3CsQ9ewBABwA="

    rarpath.write data.unpack("m").first
    assert_equal contentpath, `#{bin}/unrar lb #{rarpath}`.strip
    assert_equal 0, $CHILD_STATUS.exitstatus

    system "#{bin}/unrar", "x", rarpath, testpath
    assert_equal "Homebrew\n", (testpath/contentpath).read
  end
end