Class: Gem::InstallerTestCase

Inherits:
TestCase
  • Object
show all
Defined in:
lib/rubygems/installer_test_case.rb

Overview

A test case for Gem::Installer.

Instance Method Summary collapse

Methods inherited from TestCase

#add_to_fetcher, #all_spec_names, #assert_path_exists, #build_rake_in, cert_path, #create_tmpdir, #dep, #install_default_gems, #install_default_specs, #install_gem, #install_gem_user, #install_specs, key_path, load_cert, load_key, make_command, #make_command, #mu_pp, #new_default_spec, #new_spec, #nmake_found?, process_based_port, #process_based_port, #quick_gem, #quick_spec, #read_binary, #read_cache, #refute_path_exists, #req, rubybin, #spec, #teardown, #uninstall_gem, #util_build_gem, #util_clear_gems, #util_gem, #util_gzip, #util_make_gems, #util_remove_gem, #util_set_arch, #util_setup_fake_fetcher, #util_setup_spec_fetcher, #util_spec, #util_zip, #v, #vc_windows?, vc_windows?, #wait_for_child_process_to_exit, win_platform?, #win_platform?, #write_file

Methods included from DefaultUserInteraction

ui, #ui, ui=, #ui=, use_ui, #use_ui

Instance Method Details

#setup ⇒ Object

@gem

the path to a built gem from @spec

@user_spec

the path to a built gem from @user_spec

@installer

a Gem::Installer for the @spec that installs into @gemhome

@user_installer

a Gem::Installer for the @user_spec that installs into Gem.user_dir



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# File 'lib/rubygems/installer_test_case.rb', line 90

def setup
  super

  @spec = quick_gem 'a' do |spec|
    util_make_exec spec
  end

  @user_spec = quick_gem 'b' do |spec|
    util_make_exec spec
  end

  util_build_gem @spec
  util_build_gem @user_spec

  @gem = @spec.cache_file
  @user_gem = @user_spec.cache_file

  @installer      = util_installer @spec, @gemhome
  @user_installer = util_installer @user_spec, Gem.user_dir, :user
end

#util_gem_bindir(spec = @spec) ⇒ Object

:nodoc:



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# File 'lib/rubygems/installer_test_case.rb', line 111

def util_gem_bindir spec = @spec # :nodoc:
  # TODO: deprecate
  spec.bin_dir
end

#util_gem_dir(spec = @spec) ⇒ Object

:nodoc:



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# File 'lib/rubygems/installer_test_case.rb', line 116

def util_gem_dir spec = @spec # :nodoc:
  # TODO: deprecate
  spec.gem_dir
end

#util_inst_bindir ⇒ Object

The path where installed executables live



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# File 'lib/rubygems/installer_test_case.rb', line 124

def util_inst_bindir
  File.join @gemhome, "bin"
end

#util_installer(spec, gem_home, user = false) ⇒ Object

Creates an installer for spec that will install into gem_home. If user is true a user-install will be performed.



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# File 'lib/rubygems/installer_test_case.rb', line 189

def util_installer(spec, gem_home, user=false)
  Gem::Installer.new(spec.cache_file,
                     :install_dir => gem_home,
                     :user_install => user)
end

#util_make_exec(spec = @spec, shebang = "#!/usr/bin/ruby") ⇒ Object

Adds an executable named “executable” to spec with the given shebang.

The executable is also written to the bin dir in @tmpdir and the installed gem directory for spec.



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# File 'lib/rubygems/installer_test_case.rb', line 134

def util_make_exec(spec = @spec, shebang = "#!/usr/bin/ruby")
  spec.executables = %w[executable]
  spec.files << 'bin/executable'

  exec_path = spec.bin_file "executable"
  write_file exec_path do |io|
    io.puts shebang
  end

  bin_path = File.join @tempdir, "bin", "executable"
  write_file bin_path do |io|
    io.puts shebang
  end
end

#util_setup_gem(ui = @ui) ⇒ Object

Builds the @spec gem and returns an installer for it. The built gem includes:

bin/executable
lib/code.rb
ext/a/mkrf_conf.rb



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# File 'lib/rubygems/installer_test_case.rb', line 157

def util_setup_gem(ui = @ui) # HACK fix use_ui to make this automatic
  @spec.files << File.join('lib', 'code.rb')
  @spec.extensions << File.join('ext', 'a', 'mkrf_conf.rb')

  Dir.chdir @tempdir do
    FileUtils.mkdir_p 'bin'
    FileUtils.mkdir_p 'lib'
    FileUtils.mkdir_p File.join('ext', 'a')
    File.open File.join('bin', 'executable'), 'w' do |f|
      f.puts "raise 'ran executable'"
    end
    File.open File.join('lib', 'code.rb'), 'w' do |f| f.puts '1' end
    File.open File.join('ext', 'a', 'mkrf_conf.rb'), 'w' do |f|
      f << <<-EOF
        File.open 'Rakefile', 'w' do |rf| rf.puts "task :default" end
      EOF
    end

    use_ui ui do
      FileUtils.rm_f @gem

      @gem = Gem::Package.build @spec
    end
  end

  @installer = Gem::Installer.new @gem
end