class Snappystream < Formula
  desc "C++ snappy stream realization (compatible with snappy)"
  homepage "https://github.com/hoxnox/snappystream"
  url "https://github.com/hoxnox/snappystream/archive/0.2.5.tar.gz"
  sha256 "de2fdccd512ca7acf374323ab335227e2a79d9c4a63b9ec5627ba1d9b44c4c60"

  head "https://github.com/hoxnox/snappystream.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "dbe7b69a07285e9dc02c2e3b5a9209eb5da13165f28e613fbce82949691e65f5" => :sierra
    sha256 "0ac1845e59783b1d8fd20a51b618dadf144a1004f77ba91cb433a436032e5451" => :el_capitan
    sha256 "1972fb3ef2aa02d033d5aae64e92a7d35381a4c5f5d4b5e8c634b007f7b0e7b6" => :yosemite
  end

  depends_on "cmake" => :build
  depends_on "snappy"
  depends_on "boost" => :optional

  def install
    args = std_cmake_args + %w[. -DBUILD_TESTS=ON]
    args << "-DWITH_BOOST_IOSTREAMS=1" if build.with? "boost"
    system "cmake", *args
    system "make", "all", "test", "install"
  end

  test do
    (testpath/"testsnappystream.cxx").write <<-EOS.undent
      #include <iostream>
      #include <fstream>
      #include <iterator>
      #include <algorithm>
      #include <snappystream.hpp>

      int main()
      {
        { std::ofstream ofile("snappy-file.dat");
          snappy::oSnappyStream osnstrm(ofile);
          std::cin >> std::noskipws;
          std::copy(std::istream_iterator<char>(std::cin), std::istream_iterator<char>(), std::ostream_iterator<char>(osnstrm));
        }
        { std::ifstream ifile("snappy-file.dat");
          snappy::iSnappyStream isnstrm(ifile);
          isnstrm >> std::noskipws;
          std::copy(std::istream_iterator<char>(isnstrm), std::istream_iterator<char>(), std::ostream_iterator<char>(std::cout));
        }
      }
    EOS
    system ENV.cxx, "testsnappystream.cxx", "-lsnappy", "-lsnappystream", "-o", "testsnappystream"
    system "./testsnappystream < #{__FILE__} > out.dat && diff #{__FILE__} out.dat"
  end
end