guests/omnios: Add rsync_install functionality

plugins/guests/omnios/cap/rsync.rb

@@ -0,0 +1,11 @@
+module VagrantPlugins
+  module GuestOmniOS
+    module Cap
+      class RSync
+        def self.rsync_install(machine)
+          machine.communicate.sudo("pkg install rsync")
+        end
+      end
+    end
+  end
+end

test/unit/plugins/guests/omnios/cap/rsync_test.rb

@@ -0,0 +1,29 @@
+require_relative "../../../../base"
+
+describe "VagrantPlugins::GuestOmniOS::Cap:RSync" do
+  let(:caps) do
+    VagrantPlugins::GuestOmniOS::Plugin
+      .components
+      .guest_capabilities[:omnios]
+  end
+
+  let(:machine) { double("machine") }
+  let(:comm) { VagrantTests::DummyCommunicator::Communicator.new(machine) }
+
+  before do
+    allow(machine).to receive(:communicate).and_return(comm)
+  end
+
+  after do
+    comm.verify_expectations!
+  end
+
+  describe ".rsync_install" do
+    let(:cap) { caps.get(:rsync_install) }
+
+    it "installs rsync" do
+      cap.rsync_install(machine)
+      expect(comm.received_commands[0]).to match(/pkg install rsync/)
+    end
+  end
+end