class Unrar < Formula
  desc "Extract, view, and test RAR archives"
  homepage "https://www.rarlab.com/"
  url "https://www.rarlab.com/rar/unrarsrc-5.7.3.tar.gz"
  sha256 "40e856b78374f258d8a1f5f02c02f828c5392a0118c9300fd169a300b520a444"

  bottle do
    cellar :any
    sha256 "a4704a400be43f1191910865d3acb2e5c7bc7ff788e8c71288d3b5a5dc5ad1c8" => :mojave
    sha256 "44482ce5470fa5587b515a5f6dc1eb2050a1cace540f58750becd417b00c6847" => :high_sierra
    sha256 "f789f169e845c270243f17bca5ccaf05892b35aae539dbbdadb57da234fc0204" => :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