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#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++

at_exit { $SAFE = 1 }

$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))

if RUBY_VERSION > '1.9' then
  Gem::QuickLoader.load_full_rubygems_library
else
  require 'rubygems'
end
require 'fileutils'
begin
  gem 'minitest', '>= 1.3.1'
  require 'minitest/unit'
rescue Gem::LoadError
  warn "Install minitest gem >= 1.3.1"
  raise
end
require 'tmpdir'
require 'uri'
require 'rubygems/package'
require 'rubygems/test_utilities'
require 'pp'

begin
  gem 'rdoc'
rescue Gem::LoadError
end

require 'rdoc/rdoc'

require_relative 'mockgemui'

module Gem
  def self.searcher=(searcher)
    MUTEX.synchronize do @searcher = searcher end
  end

  def self.source_index=(si)
    @@source_index = si
  end

  def self.win_platform=(val)
    @@win_platform = val
  end

  module DefaultUserInteraction
    @ui = MockGemUi.new
  end
end

class RubyGemTestCase < MiniTest::Unit::TestCase

  include Gem::DefaultUserInteraction

  undef_method :default_test if instance_methods.include? 'default_test' or
                                instance_methods.include? :default_test

  def setup
    super

    @ui = MockGemUi.new
    tmpdir = nil
    Dir.chdir Dir.tmpdir do tmpdir = Dir.pwd end # HACK OSX /private/tmp
    @tempdir = File.join tmpdir, "test_rubygems_#{$$}"
    @tempdir.untaint
    @gemhome = File.join @tempdir, "gemhome"
    @gemcache = File.join(@gemhome, "source_cache")
    @usrcache = File.join(@gemhome, ".gem", "user_cache")
    @latest_usrcache = File.join(@gemhome, ".gem", "latest_user_cache")
    @userhome = File.join @tempdir, 'userhome'

    Gem.ensure_gem_subdirectories @gemhome

    if ruby = ENV['RUBY']
      Gem.class_eval {ruby, @ruby = @ruby, ruby}
      @orig_ruby = ruby
    end

    @orig_ENV_HOME = ENV['HOME']
    ENV['HOME'] = @userhome
    Gem.instance_variable_set :@user_home, nil

    FileUtils.mkdir_p @gemhome
    FileUtils.mkdir_p @userhome

    ENV['GEMCACHE'] = @usrcache
    Gem.use_paths(@gemhome)
    Gem.loaded_specs.clear

    Gem.configuration.verbose = true
    Gem.configuration.update_sources = true

    @gem_repo = "http://gems.example.com/"
    @uri = URI.parse @gem_repo
    Gem.sources.replace [@gem_repo]

    Gem::SpecFetcher.fetcher = nil

    @orig_BASERUBY = Gem::ConfigMap[:BASERUBY]
    Gem::ConfigMap[:BASERUBY] = Gem::ConfigMap[:ruby_install_name]

    @orig_arch = Gem::ConfigMap[:arch]

    if win_platform?
      util_set_arch 'i386-mswin32'
    else
      util_set_arch 'i686-darwin8.10.1'
    end

    @marshal_version = "#{Marshal::MAJOR_VERSION}.#{Marshal::MINOR_VERSION}"

    @private_key = File.expand_path File.join(File.dirname(__FILE__),
                                              'private_key.pem')
    @public_cert = File.expand_path File.join(File.dirname(__FILE__),
                                              'public_cert.pem')

    Gem.post_install_hooks.clear
    Gem.post_uninstall_hooks.clear
    Gem.pre_install_hooks.clear
    Gem.pre_uninstall_hooks.clear

    Gem.post_install do |installer|
      @post_install_hook_arg = installer
    end

    Gem.post_uninstall do |uninstaller|
      @post_uninstall_hook_arg = uninstaller
    end

    Gem.pre_install do |installer|
      @pre_install_hook_arg = installer
    end

    Gem.pre_uninstall do |uninstaller|
      @pre_uninstall_hook_arg = uninstaller
    end
  end

  def teardown
    Gem::ConfigMap[:BASERUBY] = @orig_BASERUBY
    Gem::ConfigMap[:arch] = @orig_arch

    if defined? Gem::RemoteFetcher then
      Gem::RemoteFetcher.fetcher = nil
    end

    FileUtils.rm_rf @tempdir

    ENV.delete 'GEMCACHE'
    ENV.delete 'GEM_HOME'
    ENV.delete 'GEM_PATH'

    Gem.clear_paths

    if ruby = @orig_ruby
      Gem.class_eval {@ruby = @ruby}
    end

    if @orig_ENV_HOME then
      ENV['HOME'] = @orig_ENV_HOME
    else
      ENV.delete 'HOME'
    end
  end

  def install_gem gem
    require 'rubygems/installer'

    use_ui MockGemUi.new do
      Dir.chdir @tempdir do
        Gem::Builder.new(gem).build
      end
    end

    gem = File.join(@tempdir, "#{gem.full_name}.gem").untaint
    Gem::Installer.new(gem, :wrappers => true).install
  end

  def mu_pp(obj)
    s = ''
    s = PP.pp obj, s
    s = s.force_encoding(Encoding.default_external) if defined? Encoding
    s.chomp
  end

  def prep_cache_files(lc)
    @usr_si ||= Gem::SourceIndex.new
    @usr_sice ||= Gem::SourceInfoCacheEntry.new @usr_si, 0

    @sys_si ||= Gem::SourceIndex.new
    @sys_sice ||= Gem::SourceInfoCacheEntry.new @sys_si, 0

    latest_si = Gem::SourceIndex.new
    latest_si.add_specs(*@sys_si.latest_specs)
    latest_sys_sice = Gem::SourceInfoCacheEntry.new latest_si, 0

    latest_si = Gem::SourceIndex.new
    latest_si.add_specs(*@usr_si.latest_specs)
    latest_usr_sice = Gem::SourceInfoCacheEntry.new latest_si, 0

    [ [lc.system_cache_file, @sys_sice],
      [lc.latest_system_cache_file, latest_sys_sice],
      [lc.user_cache_file, @usr_sice],
      [lc.latest_user_cache_file, latest_usr_sice],
    ].each do |filename, data|
      FileUtils.mkdir_p File.dirname(filename).untaint

      open filename.dup.untaint, 'wb' do |f|
        f.write Marshal.dump({ @gem_repo => data })
      end
    end
  end

  def read_cache(path)
    open path.dup.untaint, 'rb' do |io|
      Marshal.load io.read
    end
  end

  def read_binary(path)
    Gem.read_binary path
  end

  def write_file(path)
    path = File.join(@gemhome, path)
    dir = File.dirname path
    FileUtils.mkdir_p dir

    open path, 'wb' do |io|
      yield io
    end

    path
  end

  def quick_gem(gemname, version='2')
    require 'rubygems/specification'

    spec = Gem::Specification.new do |s|
      s.platform = Gem::Platform::RUBY
      s.name = gemname
      s.version = version
      s.author = 'A User'
      s.email = 'example@example.com'
      s.homepage = 'http://example.com'
      s.has_rdoc = true
      s.summary = "this is a summary"
      s.description = "This is a test description"

      yield(s) if block_given?
    end

    path = File.join "specifications", "#{spec.full_name}.gemspec"
    written_path = write_file path do |io|
      io.write(spec.to_ruby)
    end

    spec.loaded_from = written_path

    Gem.source_index.add_spec spec

    return spec
  end

  def util_build_gem(spec)
    dir = File.join(@gemhome, 'gems', spec.full_name)
    FileUtils.mkdir_p dir

    Dir.chdir dir do
      spec.files.each do |file|
        next if File.exist? file
        FileUtils.mkdir_p File.dirname(file)
        File.open file, 'w' do |fp| fp.puts "# #{file}" end
      end

      use_ui MockGemUi.new do
        Gem::Builder.new(spec).build
      end

      FileUtils.mv "#{spec.full_name}.gem",
                   File.join(@gemhome, 'cache', "#{spec.original_name}.gem")
    end
  end

  def util_clear_gems
    FileUtils.rm_r File.join(@gemhome, 'gems')
    FileUtils.rm_r File.join(@gemhome, 'specifications')
    Gem.source_index.refresh!
  end

  def util_gem(name, version, &block)
    spec = quick_gem(name, version, &block)

    util_build_gem spec

    cache_file = File.join @tempdir, 'gems', "#{spec.original_name}.gem"
    FileUtils.mv File.join(@gemhome, 'cache', "#{spec.original_name}.gem"),
                 cache_file
    FileUtils.rm File.join(@gemhome, 'specifications',
                           "#{spec.full_name}.gemspec")

    spec.loaded_from = nil
    spec.loaded = false

    [spec, cache_file]
  end

  def util_gzip(data)
    out = StringIO.new

    Zlib::GzipWriter.wrap out do |io|
      io.write data
    end

    out.string
  end

  def util_make_gems(prerelease = false)
    @a1 = quick_gem 'a', '1' do |s|
      s.files = %w[lib/code.rb]
      s.require_paths = %w[lib]
      s.date = Gem::Specification::TODAY - 86400
      s.homepage = 'http://a.example.com'
      s.email = %w[example@example.com example2@example.com]
      s.authors = %w[Example Example2]
      s.description = <<-DESC
This line is really, really long.  So long, in fact, that it is more than eighty characters long!  The purpose of this line is for testing wrapping behavior because sometimes people don't wrap their text to eighty characters.  Without the wrapping, the text might not look good in the RSS feed.

Also, a list:
  * An entry that's actually kind of sort
  * an entry that's really long, which will probably get wrapped funny.  That's ok, somebody wasn't thinking straight when they made it more than eighty characters.
      DESC
    end

    init = proc do |s|
      s.files = %w[lib/code.rb]
      s.require_paths = %w[lib]
    end

    @a2 = quick_gem('a', '2', &init)
    @a3a = quick_gem('a', '3.a', &init)
    @a_evil9 = quick_gem('a_evil', '9', &init)
    @b2 = quick_gem('b', '2', &init)
    @c1_2   = quick_gem('c', '1.2',   &init)
    @pl1     = quick_gem 'pl', '1' do |s| # l for legacy
      s.files = %w[lib/code.rb]
      s.require_paths = %w[lib]
      s.platform = Gem::Platform.new 'i386-linux'
      s.instance_variable_set :@original_platform, 'i386-linux'
    end

    if prerelease
      @a2_pre = quick_gem('a', '2.a', &init)
      write_file File.join(*%W[gems #{@a2_pre.original_name} lib code.rb]) do
      end
      util_build_gem @a2_pre
    end

    write_file File.join(*%W[gems #{@a1.original_name} lib code.rb]) do end
    write_file File.join(*%W[gems #{@a2.original_name} lib code.rb]) do end
    write_file File.join(*%W[gems #{@a3a.original_name} lib code.rb]) do end
    write_file File.join(*%W[gems #{@b2.original_name} lib code.rb]) do end
    write_file File.join(*%W[gems #{@c1_2.original_name} lib code.rb]) do end
    write_file File.join(*%W[gems #{@pl1.original_name} lib code.rb]) do end

    [@a1, @a2, @a3a, @a_evil9, @b2, @c1_2, @pl1].each do |spec|
      util_build_gem spec
    end

    FileUtils.rm_r File.join(@gemhome, 'gems', @pl1.original_name)

    Gem.source_index = nil
  end

  ##
  # Set the platform to +arch+

  def util_set_arch(arch)
    Gem::ConfigMap[:arch] = arch
    platform = Gem::Platform.new arch

    Gem.instance_variable_set :@platforms, nil
    Gem::Platform.instance_variable_set :@local, nil

    platform
  end

  def util_setup_fake_fetcher(prerelease = false)
    require 'zlib'
    require 'socket'
    require 'rubygems/remote_fetcher'

    @fetcher = Gem::FakeFetcher.new

    util_make_gems(prerelease)

    @all_gems = [@a1, @a2, @a3a, @a_evil9, @b2, @c1_2].sort
    @all_gem_names = @all_gems.map { |gem| gem.full_name }

    gem_names = [@a1.full_name, @a2.full_name, @a3a.full_name, @b2.full_name]
    @gem_names = gem_names.sort.join("\n")

    @source_index = Gem::SourceIndex.new
    @source_index.add_spec @a1
    @source_index.add_spec @a2
    @source_index.add_spec @a3a
    @source_index.add_spec @a_evil9
    @source_index.add_spec @c1_2
    @source_index.add_spec @a2_pre if prerelease

    Gem::RemoteFetcher.fetcher = @fetcher
  end

  def util_setup_source_info_cache(*specs)
    require 'rubygems/source_info_cache'
    require 'rubygems/source_info_cache_entry'

    specs = Hash[*specs.map { |spec| [spec.full_name, spec] }.flatten]
    si = Gem::SourceIndex.new specs

    sice = Gem::SourceInfoCacheEntry.new si, 0
    sic = Gem::SourceInfoCache.new

    sic.set_cache_data( { @gem_repo => sice } )
    sic.update
    sic.write_cache
    sic.reset_cache_data

    Gem::SourceInfoCache.instance_variable_set :@cache, sic

    si
  end

  def util_setup_spec_fetcher(*specs)
    specs = Hash[*specs.map { |spec| [spec.full_name, spec] }.flatten]
    si = Gem::SourceIndex.new specs

    spec_fetcher = Gem::SpecFetcher.fetcher

    spec_fetcher.specs[@uri] = []
    si.gems.sort_by { |_, spec| spec }.each do |_, spec|
      spec_tuple = [spec.name, spec.version, spec.original_platform]
      spec_fetcher.specs[@uri] << spec_tuple
    end

    spec_fetcher.latest_specs[@uri] = []
    si.latest_specs.sort.each do |spec|
      spec_tuple = [spec.name, spec.version, spec.original_platform]
      spec_fetcher.latest_specs[@uri] << spec_tuple
    end

    spec_fetcher.prerelease_specs[@uri] = []
    si.prerelease_specs.sort.each do |spec|
      spec_tuple = [spec.name, spec.version, spec.original_platform]
      spec_fetcher.prerelease_specs[@uri] << spec_tuple
    end

    (si.gems.merge si.prerelease_gems).sort_by { |_,spec| spec }.each do |_, spec|
      path = "#{@gem_repo}quick/Marshal.#{Gem.marshal_version}/#{spec.original_name}.gemspec.rz"
      data = Marshal.dump spec
      data_deflate = Zlib::Deflate.deflate data
      @fetcher.data[path] = data_deflate
    end

    si
  end

  def util_zip(data)
    Zlib::Deflate.deflate data
  end

  def self.win_platform?
    Gem.win_platform?
  end

  def win_platform?
    Gem.win_platform?
  end

  # Returns whether or not we're on a version of Ruby built with VC++ (or
  # Borland) versus Cygwin, Mingw, etc.
  #
  def self.vc_windows?
    RUBY_PLATFORM.match('mswin')
  end

  # Returns whether or not we're on a version of Ruby built with VC++ (or
  # Borland) versus Cygwin, Mingw, etc.
  #
  def vc_windows?
    RUBY_PLATFORM.match('mswin')
  end

  # Returns the make command for the current platform. For versions of Ruby
  # built on MS Windows with VC++ or Borland it will return 'nmake'. On all
  # other platforms, including Cygwin, it will return 'make'.
  #
  def self.make_command
    vc_windows? ? 'nmake' : 'make'
  end

  # Returns the make command for the current platform. For versions of Ruby
  # built on MS Windows with VC++ or Borland it will return 'nmake'. On all
  # other platforms, including Cygwin, it will return 'make'.
  #
  def make_command
    vc_windows? ? 'nmake' : 'make'
  end

  # Returns whether or not the nmake command could be found.
  #
  def nmake_found?
    system('nmake /? 1>NUL 2>&1')
  end

  # NOTE Allow tests to use a random (but controlled) port number instead of
  # a hardcoded one. This helps CI tools when running parallels builds on
  # the same builder slave.
  def self.process_based_port
    @@process_based_port ||= 8000 + $$ % 1000
  end

  def process_based_port
    self.class.process_based_port
  end

  def build_rake_in
    gem_ruby = Gem.ruby
    ruby = @@ruby
    Gem.module_eval {@ruby = ruby}
    env_rake = ENV["rake"]
    ENV["rake"] = @@rake
    yield @@rake
  ensure
    Gem.module_eval {@ruby = gem_ruby}
    if env_rake
      ENV["rake"] = env_rake
    else
      ENV.delete("rake")
    end
  end

  def self.rubybin
    if ruby = ENV["RUBY"]
      return ruby
    end
    ruby = "ruby"
    rubyexe = ruby+".exe"
    3.times do
      if File.exist? ruby and File.executable? ruby and !File.directory? ruby
        return File.expand_path(ruby)
      end
      if File.exist? rubyexe and File.executable? rubyexe
        return File.expand_path(rubyexe)
      end
      ruby = File.join("..", ruby)
    end
    begin
      require "rbconfig"
      File.join(
        RbConfig::CONFIG["bindir"],
	RbConfig::CONFIG["ruby_install_name"] + RbConfig::CONFIG["EXEEXT"]
      )
    rescue LoadError
      "ruby"
    end
  end

  @@ruby = rubybin
  env_rake = ENV['rake']
  ruby19_rake = File.expand_path("../../../bin/rake", __FILE__)
  @@rake = if env_rake then
             ENV["rake"]
           elsif File.exist? ruby19_rake then
             @@ruby + " " + ruby19_rake
           else
             'rake'
           end

end

MiniTest::Unit.autorun