Raise TokenError if none provided to Pooler.delete

lib/vmfloaty.rb

@@ -336,7 +336,14 @@ class Vmfloaty
           exit 1
         else
           hosts = hostnames.split(',')
-          Pooler.delete(verbose, url, hosts, token)
+          begin
+            Pooler.delete(verbose, url, hosts, token)
+          rescue TokenError => e
+            STDERR.puts e
+            exit 1
+          end
+
+          puts "Schedulered vmpooler to delete vms #{hosts}."
           exit 0
         end
       end

lib/vmfloaty/pooler.rb

@@ -94,6 +94,10 @@ class Pooler
   end
 
   def self.delete(verbose, url, hosts, token)
+    if token.nil?
+      raise TokenError, "Token provided was nil. Request cannot be made to delete vm"
+    end
+
     conn = Http.get_conn(verbose, url)
 
     if token

spec/vmfloaty/pooler_spec.rb

@@ -118,6 +118,10 @@ describe Pooler do
 
       expect(Pooler.delete(false, @vmpooler_url, ['fq6qlpjlsskycq6'], 'mytokenfile')).to eq @delete_response
     end
+
+    it "raises a token error if no token provided" do
+      expect{ Pooler.delete(false, @vmpooler_url, ['myfakehost'], nil) }.to raise_error(TokenError)
+    end
   end
 
   describe "#status" do