Fix specs for #567

spec/unit/classes/server_spec.rb

@@ -46,7 +46,7 @@ describe 'postgresql::server', :type => :class do
           "PGPASSWORD='new-p@s$word-to-set'",
           "NEWPASSWD_ESCAPED='$$new-p@s$word-to-set$$'"
         ],
-        'unless'      => "/usr/bin/psql -h localhost -c 'select 1' > /dev/null",
+        'unless'      => "/usr/bin/psql -h localhost -p 5432 -c 'select 1' > /dev/null",
       })
     end
   end

spec/unit/puppet/provider/postgresql_psql/ruby_spec.rb

@@ -73,7 +73,7 @@ describe Puppet::Type.type(:postgresql_psql).provider(:ruby) do
       it "executes with the given port" do
         expect(provider).to receive(:run_command).with(["psql",
         "-p", "5555",
-        "-t", "-c", "SELECT something"],
+        "-t", "-c", "\"SELECT something\""],
         "postgres", "postgres")
 
         provider.run_sql_command("SELECT something")

spec/unit/puppet/provider/postgresql_replication_slot/ruby_spec.rb

@@ -35,7 +35,7 @@ def |        | physical  |        |          | t      |      |              | 0/
       provider.class.expects(:run_command).with(
         ['psql', '-t', '-c', 'SELECT * FROM pg_replication_slots;'],
         'postgres', 'postgres').returns([sql_instances, nil])
-      instances = type.instances
+      instances = provider.class.instances
       expect(instances.size).to eq 2
       expect(instances[0].name).to eq 'abc'
       expect(instances[1].name).to eq 'def'