cake.rb

class Cake < Formula
  depends_on "mono" => :optional
  
  version "0.5.1"
  sha256 "e3620f9bb1466d47502aeb934868284e241877ad5f43531f898443d846bd7c0b"
  desc "Cake (C# Make) is a build automation system with a C# DSL to do things like compiling code, copy files/folders, running unit tests, compress files and build NuGet packages."
  homepage "http://cakebuild.net/"
  url "https://www.nuget.org/api/v2/package/Cake/#{version}"
  
  def install
    prefix.install "Autofac.dll"
    prefix.install "Cake.Common.dll"
    prefix.install "Cake.Core.dll"
    prefix.install "Cake.exe"
    prefix.install "Mono.CSharp.dll"
    prefix.install "Nuget.Core.dll"

    bin.mkpath
    (bin/"cake").write <<-EOS.undent
      #!/bin/bash
      /usr/bin/mono #{prefix}/Cake.exe "$@"
    EOS

  end

  test do

    # just run cake to see the version, if we have an ok exit code it worked
    system bin/"cake", "-version"
    
    # write a temporary script and run it, check the output
    test_str = "Hello Homebrew"
    test_name = "build.cake"
    (testpath/test_name).write <<-EOS.undent

      var target = Argument ("target", "info");

      Task("info").Does(() =>
      {
        Information ("Hello Homebrew");
      });
      
      RunTarget ("info");

    EOS
    
    output = shell_output "#{bin}/cake ./build.cake"
    assert_match test_str, output.strip
    
  end

end