class Unrar < Formula
  desc "Extract, view, and test RAR archives"
  homepage "https://www.rarlab.com/"
  url "https://www.rarlab.com/rar/unrarsrc-5.7.1.tar.gz"
  sha256 "d208abcceecfee0084bb8a93e9b756319d906a3ac6380ee5d10285fb0ffc4d65"

  bottle do
    cellar :any
    sha256 "8103113d19288926fcd7152557d3d7a29547526c9247a9bf85efd8a40efe029d" => :mojave
    sha256 "e9f0ab34996f57f7a9cad50056d9e3fe09d797c3391380fe63242b599ef455c0" => :high_sierra
    sha256 "09f40ab8c0701c01417a9a15d3de0459a3ab713b8ad1fdb7a8b1cc1b5a8cf499" => :sierra
  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