1 files changed, 74 insertions, 0 deletions
diff --git a/jni/ruby/test/rubygems/test_gem_commands_help_command.rb b/jni/ruby/test/rubygems/test_gem_commands_help_command.rb
new file mode 100644
index 0000000..bed6095
--- /dev/null
+++ b/jni/ruby/test/rubygems/test_gem_commands_help_command.rb
@@ -0,0 +1,74 @@
+require "rubygems"
+require "rubygems/test_case"
+require "rubygems/commands/help_command"
+require "rubygems/package"
+require "rubygems/command_manager"
+require File.expand_path('../rubygems_plugin', __FILE__)
+
+class TestGemCommandsHelpCommand < Gem::TestCase
+  def setup
+    super
+
+    @cmd = Gem::Commands::HelpCommand.new
+
+    load File.expand_path('../rubygems_plugin.rb', __FILE__) unless
+      Gem::Commands.const_defined? :InterruptCommand
+  end
+
+  def test_gem_help_bad
+    util_gem 'bad' do |out, err|
+      assert_equal('', out)
+      assert_match "Unknown command bad", err
+    end
+  end
+
+  def test_gem_help_gem_dependencies
+    util_gem 'gem_dependencies' do |out, err|
+      assert_match 'gem.deps.rb', out
+      assert_equal '', err
+    end
+  end
+
+  def test_gem_help_platforms
+    util_gem 'platforms' do |out, err|
+      assert_match(/x86-freebsd/, out)
+      assert_equal '', err
+    end
+  end
+
+  def test_gem_help_commands
+    mgr = Gem::CommandManager.new
+
+    util_gem 'commands' do |out, err|
+      mgr.command_names.each do |cmd|
+        assert_match(/\s+#{cmd}\s+\S+/, out)
+      end
+
+      if defined?(OpenSSL::SSL) then
+        assert_empty err
+
+        refute_match 'No command found for ', out
+      end
+    end
+  end
+
+  def test_gem_no_args_shows_help
+    util_gem do |out, err|
+      assert_match(/Usage:/, out)
+      assert_match(/gem install/, out)
+      assert_equal '', err
+    end
+  end
+
+  def util_gem *args
+    @cmd.options[:args] = args
+
+    use_ui @ui do
+      Dir.chdir @tempdir do
+        @cmd.execute
+      end
+    end
+
+    yield @ui.output, @ui.error
+  end
+end