require 'spec_helper'

describe "Redis::Store::Namespace" do
  before :each do
    @namespace = "theplaylist"
    @store  = Redis::Store.new :namespace => @namespace, :marshalling => false # TODO remove mashalling option
    @client = @store.instance_variable_get(:@client)
    @rabbit = "bunny"
  end

  after :each do
    @store.should_receive(:quit) # stupid rspec, meh!
    @store.quit
  end

  it "should only decorate instances that needs to be namespaced" do
    @store = Redis::Store.new
    client = @store.instance_variable_get(:@client)
    client.should_receive(:call).with([:get, "rabbit"])
    @store.get("rabbit")
  end

  it "should not namespace a key which is already namespaced" do
    @store.send(:interpolate, "#{@namespace}:rabbit").should == "#{@namespace}:rabbit"
  end

  it "should namespace get" do
    @client.should_receive(:call).with([:get, "#{@namespace}:rabbit"])
    @store.get("rabbit")
  end

  it "should namespace set" do
    @client.should_receive(:call).with([:set, "#{@namespace}:rabbit", @rabbit])
    @store.set "rabbit", @rabbit
  end

  it "should namespace setnx" do
    @client.should_receive(:call).with([:setnx, "#{@namespace}:rabbit", @rabbit])
    @store.setnx "rabbit", @rabbit
  end

  it "should namespace del with single key" do
    @client.should_receive(:call).with([:del, "#{@namespace}:rabbit"])
    @store.del "rabbit"
  end

  it "should namespace del with multiple keys" do
    @client.should_receive(:call).with([:del, "#{@namespace}:rabbit", "#{@namespace}:white_rabbit"])
    @store.del "rabbit", "white_rabbit"
  end

  it "should namespace keys" do
    @store.set "rabbit", @rabbit
    @store.keys("rabb*").should == [ "rabbit" ]
  end

  it "should namespace exists" do
    @client.should_receive(:call).with([:exists, "#{@namespace}:rabbit"])
    @store.exists "rabbit"
  end

  it "should namespace incrby" do
    @client.should_receive(:call).with([:incrby, "#{@namespace}:counter", 1])
    @store.incrby "counter", 1
  end

  it "should namespace decrby" do
    @client.should_receive(:call).with([:decrby, "#{@namespace}:counter", 1])
    @store.decrby "counter", 1
  end

  it "should namespace mget" do
    @client.should_receive(:call).with([:mget, "#{@namespace}:rabbit", "#{@namespace}:white_rabbit"])
    @store.mget "rabbit", "white_rabbit"
  end
end