box list subcommand

lib/vagrant/commands/box/add.rb

@@ -1,9 +1,6 @@
 module Vagrant
   class Commands
-    # Manages the `vagrant box` command, allowing the user to add
-    # and remove boxes. This single command, given an array, determines
-    # which action to take and calls the respective action method
-    # (see {box_add} and {box_remove})
+    # Adds a box to the local filesystem, given a URI.
     module Box
       class Add < BoxCommand
         BoxCommand.subcommand "add", self

lib/vagrant/commands/box/list.rb

@@ -0,0 +1,30 @@
+module Vagrant
+  class Commands
+    # Lists all added boxes
+    module Box
+      class List < BoxCommand
+        BoxCommand.subcommand "list", self
+        description "List all installed boxes"
+
+        def execute(args=[])
+          boxes = Vagrant::Box.all(env).sort
+
+          wrap_output do
+            if !boxes.empty?
+              puts "Installed Vagrant Boxes:\n\n"
+              boxes.each do |box|
+                puts box
+              end
+            else
+              puts "No Vagrant Boxes Added!"
+            end
+          end
+        end
+
+        def options_spec(opts)
+          opts.banner = "Usage: vagrant box list"
+        end
+      end
+    end
+  end
+end

test/vagrant/commands/box/list_test.rb

@@ -0,0 +1,32 @@
+require File.join(File.dirname(__FILE__), '..', '..', '..', 'test_helper')
+
+class CommandsBoxListTest < Test::Unit::TestCase
+  setup do
+    @klass = Vagrant::Commands::Box::List
+
+    @persisted_vm = mock("persisted_vm")
+    @persisted_vm.stubs(:execute!)
+
+    @env = mock_environment
+    @env.stubs(:require_persisted_vm)
+    @env.stubs(:vm).returns(@persisted_vm)
+
+    @instance = @klass.new(@env)
+  end
+
+  context "executing" do
+    setup do
+      @boxes = ["foo", "bar"]
+
+      Vagrant::Box.stubs(:all).returns(@boxes)
+      @instance.stubs(:wrap_output)
+    end
+
+    should "call all on box and sort the results" do
+      @all = mock("all")
+      @all.expects(:sort).returns(@boxes)
+      Vagrant::Box.expects(:all).with(@env).returns(@all)
+      @instance.execute
+    end
+  end
+end