test 3rd party commands

CHANGELOG.md

@@ -15,6 +15,7 @@
 * Update to Redcarpet for Markdown (breaks Haml :markdown filter)
 * Return correct exit codes (0 for success, 1 for failure) from CLI
 * Yard code docs: http://rubydoc.info/github/tdreyno/middleman
+* config.rb and extensions can add command-line commands
 
 2.0.14
 ====

features/3rd_party_cli.feature

@@ -0,0 +1,5 @@
+Feature: Allow config.rb and extensions to add CLI commands
+  Scenario: Test 3rd Party Command
+    Given a fixture app "3rd-party-command"
+    When I run `middleman hello`
+    Then the output should contain "Hello World"

fixtures/3rd-party-command/config.rb

@@ -0,0 +1,10 @@
+class HelloWorld < Thor
+  default_task :say_hi
+
+  desc "hello", "Say hello"
+  def say_hi
+    puts "Hello World"
+  end
+end
+
+Middleman::CLI::Base.register(HelloWorld, :hello, "hello", "Say hello")