4 files changed, 69 insertions, 0 deletions
diff --git a/railties/test/application/generators_test.rb b/railties/test/application/generators_test.rb
index d2ce14f594..ee0d697599 100644
--- a/railties/test/application/generators_test.rb
+++ b/railties/test/application/generators_test.rb
@@ -184,5 +184,12 @@ module ApplicationTests
 
       Rails::Command.send(:remove_const, "APP_PATH")
     end
+
+    test "help does not show hidden namespaces" do
+      FileUtils.cd(rails_root) do
+        output = `bin/rails generate --help`
+        assert_no_match "active_record:migration", output
+      end
+    end
   end
 end
diff --git a/railties/test/application/help_test.rb b/railties/test/application/help_test.rb
new file mode 100644
index 0000000000..0c3fe8bfa3
--- /dev/null
+++ b/railties/test/application/help_test.rb
@@ -0,0 +1,23 @@
+require "isolation/abstract_unit"
+
+class HelpTest < ActiveSupport::TestCase
+  include ActiveSupport::Testing::Isolation
+
+  def setup
+    build_app
+  end
+
+  def teardown
+    teardown_app
+  end
+
+  test "command works" do
+    output = Dir.chdir(app_path) { `bin/rails help` }
+    assert_match "The most common rails commands are", output
+  end
+
+  test "short-cut alias works" do
+    output = Dir.chdir(app_path) { `bin/rails -h` }
+    assert_match "The most common rails commands are", output
+  end
+end
diff --git a/railties/test/application/version_test.rb b/railties/test/application/version_test.rb
new file mode 100644
index 0000000000..6b419ae7ae
--- /dev/null
+++ b/railties/test/application/version_test.rb
@@ -0,0 +1,24 @@
+require "isolation/abstract_unit"
+require "rails/gem_version"
+
+class VersionTest < ActiveSupport::TestCase
+  include ActiveSupport::Testing::Isolation
+
+  def setup
+    build_app
+  end
+
+  def teardown
+    teardown_app
+  end
+
+  test "command works" do
+    output = Dir.chdir(app_path) { `bin/rails version` }
+    assert_equal "Rails #{Rails.gem_version}\n", output
+  end
+
+  test "short-cut alias works" do
+    output = Dir.chdir(app_path) { `bin/rails -v` }
+    assert_equal "Rails #{Rails.gem_version}\n", output
+  end
+end
diff --git a/railties/test/generators/plugin_generator_test.rb b/railties/test/generators/plugin_generator_test.rb
index eaf1199601..8ec096e5c6 100644
--- a/railties/test/generators/plugin_generator_test.rb
+++ b/railties/test/generators/plugin_generator_test.rb
@@ -536,6 +536,21 @@ class PluginGeneratorTest < Rails::Generators::TestCase
     FileUtils.rm gemfile_path
   end
 
+  def test_creating_plugin_only_specify_plugin_name_in_app_directory_adds_gemfile_entry
+    # simulate application existence
+    gemfile_path = "#{Rails.root}/Gemfile"
+    Object.const_set("APP_PATH", Rails.root)
+    FileUtils.touch gemfile_path
+
+    FileUtils.cd(destination_root)
+    run_generator ["bukkits"]
+
+    assert_file gemfile_path, /gem 'bukkits', path: 'bukkits'/
+  ensure
+    Object.send(:remove_const, "APP_PATH")
+    FileUtils.rm gemfile_path
+  end
+
   def test_skipping_gemfile_entry
     # simulate application existence
     gemfile_path = "#{Rails.root}/Gemfile"