specs for incr_field and incr_field_unique

-> toplist-widget

-> numbers_widget: handle decreasing vals

-> funnel-widget

-> bars-widget

  end

  it "should increment a field on a three-dimensional gauge by 1"

  it "should increment a field on a three-dimensional gauge by 5"

describe "increment three-dimensional gagues" do

    it "should increment a three-dim gauge by 1" do

      gauge_key = "fnordmetrics-myns-gauge-mygauge_434-10-695280200"

      @redis.hset(gauge_key, "whoopwhoop", 12)  

      create_gauge_context({

        :key => "mygauge_434", 

        :three_dimensional => true,

        :tick => 10,

      }, proc{ 

        incr_field(:mygauge_434, "whoopwhoop", 1)  

      }).tap do |context|      

        event = { :_time => @now }

        context.call(event, @redis_wrap)

      end

      @redis.hget(gauge_key, "whoopwhoop").should == "13"

      @redis.get(gauge_key+"-count").should == "1"

    end

    it "should increment a three-dim gauge by 5 on an empty field" do

      gauge_key = "fnordmetrics-myns-gauge-mygauge_634-10-695280200"

      @redis.set(gauge_key+"-count", 6)

      create_gauge_context({

        :key => "mygauge_634", 

        :three_dimensional => true,

        :tick => 10,

      }, proc{ 

        incr_field(:mygauge_634, "whoopwhoop", 5)  

      }).tap do |context|      

        event = { :_time => @now }

        context.call(event, @redis_wrap)

      end

      @redis.hget(gauge_key, "whoopwhoop").should == "5"

      @redis.get(gauge_key+"-count").should == "7"

    end

    it "should increment a three-dim gauge by event supplied field" do

      gauge_key = "fnordmetrics-myns-gauge-mygauge_634-10-695280200"

      @redis.hset(gauge_key, "fnordybar", 11)  

      create_gauge_context({

        :key => "mygauge_634", 

        :three_dimensional => true,

        :tick => 10,

      }, proc{ 

        incr_field(:mygauge_634, data[:myfield], 5)  

      }).tap do |context|      

        event = { :_time => @now, :myfield => "fnordybar" }

        context.call(event, @redis_wrap)

      end

      @redis.hget(gauge_key, "fnorybar").should == "36"

    end

    it "should increment_unique a three-dim gauge" do  

      gauge_key = "fnordmetrics-myns-gauge-mygauge_1263-10-695280200"    

      @redis.hset(gauge_key, "mykey", "54")

      @redis.set(gauge_key+"-progressive-sessions-count", 5)

      create_gauge_context({

        :key => "mygauge_1263", 

        :tick => 10,

        :unique => true,

        :three_dimensional => true

      }, proc{ 

        incr_field(:mygauge_1263, "mykes", 30)  

      }).tap do |context|      

        event = { :_time => @now, :_session_key => "mysesskey" }

        context.call(event, @redis_wrap)

      end

      @redis.hget(gauge_key, "mykey").should == "84"

      @redis.get(gauge_key+"-progressive-sessions-count").should == "6"

      @redis.smembers(gauge_key+"-progressive-sessions").should == ["mysesskey"]

    end

    it "should not increment_unique a non-progressive gauge if session is known" do  

      gauge_key = "fnordmetrics-myns-gauge-mygauge_1266-695280200"    

      @redis.hset(gauge_key, "otherkey", "54")

      @redis.set(gauge_key+"-progressive-sessions-count", 5)

      @redis.sadd(gauge_key+"-progressive-sessions", "mysesskey")

      create_gauge_context({

        :key => "mygauge_1266", 

        :tick => 10,

        :unique => true,

        :three_dimensional => true

      }, proc{ 

        incr_field(:mygauge_1266, "otherkey", 30)  

      }).tap do |context|      

        event = { :_time => @now, :_session_key => "mysesskey" }

        context.call(event, @redis_wrap)

      end

      @redis.hget(gauge_key, "otherkey").should == "54"

      @redis.get(gauge_key+"-progressive-sessions-count").should == "5"

      @redis.smembers(gauge_key+"-progressive-sessions").should == ["mysesskey"]

    end

  end

  it "should raise an error if incr_field is called on a 2d gauge"

private