Update photon cap for setting hostname

sqash

plugins/guests/photon/cap/change_host_name.rb

@@ -1,11 +1,11 @@
-require 'vagrant/util/guest_hosts'
+require_relative '../../linux/cap/change_host_name'
 
 module VagrantPlugins
   module GuestPhoton
     module Cap
       class ChangeHostName
-        extend Vagrant::Util::GuestHosts::Linux
-        
+        extend VagrantPlugins::GuestLinux::Cap::ChangeHostName
+
         def self.change_name_command(name)
           return <<-EOH.gsub(/^ {14}/, "")
              # Set the hostname

test/unit/plugins/guests/photon/cap/change_host_name_test.rb

@@ -1,16 +1,17 @@
-# Copyright (c) 2015 VMware, Inc. All Rights Reserved.
-
 require_relative "../../../../base"
 
 describe "VagrantPlugins::GuestPhoton::Cap::ChangeHostName" do
-  let(:caps) do
+  let(:described_class) do
     VagrantPlugins::GuestPhoton::Plugin
       .components
       .guest_capabilities[:photon]
+      .get(:change_host_name)
   end
 
   let(:machine) { double("machine") }
   let(:comm) { VagrantTests::DummyCommunicator::Communicator.new(machine) }
+  let(:name) { "banana-rama.example.com" }
+  let(:basename) { "banana-rama" }
 
   before do
     allow(machine).to receive(:communicate).and_return(comm)
@@ -21,22 +22,28 @@ describe "VagrantPlugins::GuestPhoton::Cap::ChangeHostName" do
   end
 
   describe ".change_host_name" do
-    let(:cap) { caps.get(:change_host_name) }
+    context "minimal network config" do 
+      let(:networks) { [
+        [:forwarded_port, {:guest=>22, :host=>2222, :host_ip=>"127.0.0.1", :id=>"ssh", :auto_correct=>true, :protocol=>"tcp"}]
+      ] }
 
-    let(:name) { "banana-rama.example.com" }
+      before do 
+        allow(machine).to receive_message_chain(:config, :vm, :networks).and_return(networks)
+      end
 
-    it "sets the hostname" do
-      comm.stub_command("hostname -f | grep '^#{name}$'", exit_code: 1)
+      it "sets the hostname" do
+        comm.stub_command("hostname -f | grep '^#{name}$'", exit_code: 1)
 
-      cap.change_host_name(machine, name)
-      expect(comm.received_commands[1]).to match(/echo '#{name}' > \/etc\/hostname/)
-      expect(comm.received_commands[1]).to match(/hostname '#{name}'/)
-    end
+        described_class.change_host_name(machine, name)
+        expect(comm.received_commands[2]).to match(/hostname '#{name}'/)
+      end
 
-    it "does not change the hostname if already set" do
-      comm.stub_command("hostname -f | grep '^#{name}$'", exit_code: 0)
-      cap.change_host_name(machine, name)
-      expect(comm.received_commands.size).to eq(1)
+      it "does not change the hostname if already set" do
+        comm.stub_command("hostname -f | grep '^#{name}$'", exit_code: 0)
+
+        described_class.change_host_name(machine, name)
+        expect(comm).to_not receive(:sudo).with(/hostname '#{name}'/)
+      end
     end
   end
 end