ruby--ruby/test/rubygems/test_gem_commands_info_command.rb

# frozen_string_literal: true
require 'rubygems/test_case'
require 'rubygems/commands/info_command'

class TestGemCommandsInfoCommand < Gem::TestCase
  def setup
    super

    @cmd = Gem::Commands::InfoCommand.new
  end

  def gem(name, version = "1.0")
    spec = quick_gem name do |gem|
      gem.summary = "test gem"
      gem.homepage = "https://github.com/rubygems/rubygems"
      gem.files = %W[lib/#{name}.rb Rakefile]
      gem.authors = ["Colby", "Jack"]
      gem.license = "MIT"
      gem.version = version
    end
    write_file File.join(*%W[gems #{spec.full_name} lib #{name}.rb])
    write_file File.join(*%W[gems #{spec.full_name} Rakefile])
    spec
  end

  def test_execute
    @gem = gem "foo", "1.0.0"

    @cmd.handle_options %w[foo]

    use_ui @ui do
      @cmd.execute
    end

    assert_match %r{#{@gem.name} \(#{@gem.version}\)\n}, @ui.output
    assert_match %r{Authors: #{@gem.authors.join(', ')}\n}, @ui.output
    assert_match %r{Homepage: #{@gem.homepage}\n}, @ui.output
    assert_match %r{License: #{@gem.license}\n}, @ui.output
    assert_match %r{Installed at: #{@gem.base_dir}\n}, @ui.output
    assert_match %r{#{@gem.summary}\n}, @ui.output
    assert_match "", @ui.error
  end
end