Merge pull request #11965 from soapy1/cap-target

Add ability to specify target for cap command

plugins/commands/cap/command.rb

@@ -27,6 +27,10 @@ module VagrantPlugins
           o.on("--check", "Only checks for a capability, does not execute") do |f|
             options[:check] = f
           end
+
+          o.on("-t", "--target=TARGET", "Target guest to run against (if applicable)") do |t|
+            options[:target] = t
+          end
         end
 
         # Parse the options
@@ -45,7 +49,7 @@ module VagrantPlugins
         if type == :host
           cap_host = @env.host
         else
-          with_target_vms([]) do |vm|
+          with_target_vms(options[:target] || []) do |vm|
             cap_host = case type
                        when :provider
                          vm.provider

test/unit/plugins/commands/cap/command_test.rb

@@ -47,5 +47,26 @@ describe VagrantPlugins::CommandCap::Command do
         expect(subject.execute).to eq(1)
       end
     end
+
+    context "runs against target vm" do
+      let(:argv) { ["provider", "foo", "--target=dummy"] }
+      let(:cap) {
+        Class.new do
+          def self.foo(m)
+            true
+          end
+        end
+      }
+
+      before do
+        register_plugin do |p|
+          p.provider_capability(:dummy, :foo) { cap }
+        end
+      end
+
+      it "exits with 0 if it exists" do
+        expect(subject.execute).to eq(0)
+      end
+    end
   end
 end