Resume subcommand

lib/vagrant/commands/resume.rb

@@ -0,0 +1,22 @@
+module Vagrant
+  class Commands
+    # Resume a running vagrant instance. This resumes an already suspended
+    # instance (from {suspend}).
+    #
+    # This command requires that an instance already be brought up with
+    # `vagrant up`.
+    class Resume < Base
+      Base.subcommand "resume", self
+      description "Resumes a suspend vagrant environment"
+
+      def execute(args=[])
+        env.require_persisted_vm
+        env.vm.resume
+      end
+
+      def options_spec(opts)
+        opts.banner = "Usage: vagrant resume"
+      end
+    end
+  end
+end

test/vagrant/commands/resume_test.rb

@@ -0,0 +1,33 @@
+require File.join(File.dirname(__FILE__), '..', '..', 'test_helper')
+
+class CommandsResumeTest < Test::Unit::TestCase
+  setup do
+    @klass = Vagrant::Commands::Resume
+
+    @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
+      @persisted_vm.stubs(:resume)
+      @persisted_vm.stubs(:saved?).returns(true)
+    end
+
+    should "require a persisted VM" do
+      @env.expects(:require_persisted_vm).once
+      @instance.execute
+    end
+
+    should "save the state of the VM" do
+      @persisted_vm.expects(:resume).once
+      @instance.execute
+    end
+  end
+end