Always incldue redis-db in client description

lib/redis_failover/client.rb

@@ -123,7 +123,7 @@ def respond_to_missing?(method, include_private)
 
     # @return [String] a string representation of the client
     def inspect
-      "#<RedisFailover::Client (master: #{master_name}, slaves: #{slave_names})>"
+      "#<RedisFailover::Client (db: #{@db.to_i}, master: #{master_name}, slaves: #{slave_names})>"
     end
     alias_method :to_s, :inspect
 

spec/client_spec.rb

@@ -54,6 +54,18 @@ def setup_zk
         called.should be_true
       end
 
+    describe '#inspect' do
+      it 'should always include db' do
+        opts = {:zkservers => 'localhost:1234'}
+        client = ClientStub.new(opts)
+        client.inspect.should match('<RedisFailover::Client \(db: 0,')
+        db = '5'
+        opts.merge!(:db => db)
+        client = ClientStub.new(opts)
+        client.inspect.should match("<RedisFailover::Client \\(db: #{db},")
+      end
+    end
+
       context 'with :master_only false' do
         it 'routes read operations to a slave' do
           called = false