require 'spec_helper'
include Barometer

describe "Yahoo" do
  
  before(:each) do
    @accepted_formats = [:zipcode, :weather_id]
    #@base_uri = "http://google.com"
  end
  
  describe "the class methods" do
    
    it "defines accepted_formats" do
      WeatherService::Yahoo._accepted_formats.should == @accepted_formats
    end
    
    it "defines source_name" do
      WeatherService::Yahoo._source_name.should == :yahoo
    end
    
    it "defines get_all" do
      WeatherService::Yahoo.respond_to?("_fetch").should be_true
    end
    
  end
  
  describe "building the current data" do
    
    it "defines the build method" do
      WeatherService::Yahoo.respond_to?("_build_current").should be_true
    end
    
    it "requires Hash input" do
      lambda { WeatherService::Yahoo._build_current }.should raise_error(ArgumentError)
      lambda { WeatherService::Yahoo._build_current({}) }.should_not raise_error(ArgumentError)
    end
    
    it "returns Barometer::CurrentMeasurement object" do
      current = WeatherService::Yahoo._build_current({})
      current.is_a?(Measurement::Current).should be_true
    end
    
  end
  
  describe "building the forecast data" do
    
    it "defines the build method" do
      WeatherService::Yahoo.respond_to?("_build_forecast").should be_true
    end
    
    it "requires Hash input" do
      lambda { WeatherService::Yahoo._build_forecast }.should raise_error(ArgumentError)
      lambda { WeatherService::Yahoo._build_forecast({}) }.should_not raise_error(ArgumentError)
    end
    
    it "returns Array object" do
      current = WeatherService::Yahoo._build_forecast({})
      current.is_a?(Array).should be_true
    end
    
  end
  
  describe "building the location data" do
    
    it "defines the build method" do
      WeatherService::Yahoo.respond_to?("_build_location").should be_true
    end
    
    it "requires Hash input" do
      lambda { WeatherService::Yahoo._build_location }.should raise_error(ArgumentError)
      lambda { WeatherService::Yahoo._build_location({}) }.should_not raise_error(ArgumentError)
    end
    
    it "requires Barometer::Geo input" do
      geo = Data::Geo.new({})
      lambda { WeatherService::Yahoo._build_location({}, {}) }.should raise_error(ArgumentError)
      lambda { WeatherService::Yahoo._build_location({}, geo) }.should_not raise_error(ArgumentError)
    end
    
    it "returns Barometer::Location object" do
      location = WeatherService::Yahoo._build_location({})
      location.is_a?(Data::Location).should be_true
    end
    
  end

  describe "when measuring" do
  
    before(:each) do
      @query = Barometer::Query.new("90210")
      @measurement = Barometer::Measurement.new
      
      FakeWeb.register_uri(:get, 
        "http://weather.yahooapis.com:80/forecastrss?u=c&p=#{CGI.escape(@query.q)}",
        :string => File.read(File.join(File.dirname(__FILE__),  
          '../fixtures/services/yahoo',
          '90210.xml')
        )
      )  
    end
    
    describe "all" do
      
      it "responds to _measure" do
        WeatherService::Yahoo.respond_to?("_measure").should be_true
      end
      
      it "requires a Barometer::Measurement object" do
        lambda { WeatherService::Yahoo._measure(nil, @query) }.should raise_error(ArgumentError)
        lambda { WeatherService::Yahoo._measure("invlaid", @query) }.should raise_error(ArgumentError)

        lambda { WeatherService::Yahoo._measure(@measurement, @query) }.should_not raise_error(ArgumentError)
      end
  
      it "requires a Barometer::Query query" do
        lambda { WeatherService::Yahoo._measure }.should raise_error(ArgumentError)
        lambda { WeatherService::Yahoo._measure(@measurement, 1) }.should raise_error(ArgumentError)

        lambda { WeatherService::Yahoo._measure(@measurement, @query) }.should_not raise_error(ArgumentError)
      end
      
      it "returns a Barometer::Measurement object" do
        result = WeatherService::Yahoo._measure(@measurement, @query)
        result.is_a?(Barometer::Measurement).should be_true
        result.current.is_a?(Measurement::Current).should be_true
        result.forecast.is_a?(Array).should be_true
      end
      
    end
  
  end
  
  describe "overall data correctness" do
    
    before(:each) do
      @query = Barometer::Query.new("90210")
      @measurement = Barometer::Measurement.new

      FakeWeb.register_uri(:get, 
        "http://weather.yahooapis.com:80/forecastrss?u=c&p=#{CGI.escape(@query.q)}",
        :string => File.read(File.join(File.dirname(__FILE__), 
          '../fixtures/services/yahoo',
          '90210.xml')
        )
      )  
    end

    # TODO: complete this
    it "should correctly build the data" do
      result = WeatherService::Yahoo._measure(@measurement, @query)
      
      #sun_rise = Barometer::Zone.merge("6:09 am", "Sun, 26 Apr 2009 10:51 am PDT", "PDT")
      #sun_set = Barometer::Zone.merge("7:34 pm", "Sun, 26 Apr 2009 10:51 am PDT", "PDT")
      
      # build current
      #@measurement.current.sun.rise.should == sun_rise
      #@measurement.current.sun.set.should == sun_set
      @measurement.current.sun.rise.to_s.should == "06:09 am"
      @measurement.current.sun.set.to_s.should == "07:34 pm"
      
      # builds location
      @measurement.location.city.should == "Beverly Hills"
      
      # builds forecasts
      @measurement.forecast.size.should == 2
      
      @measurement.forecast[0].condition.should == "Mostly Sunny"
      @measurement.forecast[0].icon.should == "34"
      @measurement.forecast[0].sun.rise.should  == "06:09 am"
      @measurement.forecast[0].sun.set.should == "07:34 pm"
      
      @measurement.forecast[1].condition.should == "Cloudy"
      @measurement.forecast[1].icon.should == "26"
      @measurement.forecast[1].sun.rise.should == "06:09 am"
      @measurement.forecast[1].sun.set.should == "07:34 pm"
      
    end
    # <yweather:location city="Beverly Hills" region="CA" country="US"/>
    # <yweather:units temperature="C" distance="km" pressure="mb" speed="kph"/>
    # <yweather:wind chill="17" direction="0" speed="4.83" />
    # <yweather:atmosphere humidity="50" visibility="16.09" pressure="1017" rising="0" />
    # <item>
    #   <geo:lat>34.08</geo:lat>
    #   <geo:long>-118.4</geo:long>
    #   <pubDate>Sun, 26 Apr 2009 10:51 am PDT</pubDate>
    #   <yweather:condition text="Partly Cloudy" code="30" temp="17" date="Sun, 26 Apr 2009 10:51 am PDT" />
    #   <yweather:forecast day="Sun" date="26 Apr 2009" low="11" high="19" 
    #   <yweather:forecast day="Mon" date="27 Apr 2009" low="11" high="18"
    # </item>
    
  end
  
end