require 'spec_helper'

describe MultiSolr::SingleCoreHandler do

  subject{ MultiSolr::SingleCoreHandler.new SolrTestdataProvider::SOLR_TEST_INSTANCE_URL, "core-01" }

  context "cached_list_possible_values" do
    it "should get cached value if exist" do
      fieldname = :test; context = :test_context1
      value = "test-value"
      MultiSolr.cache.write("solr-#{subject.core_name}-#{context}-#{fieldname}-values", value)
      subject.cached_list_possible_values(fieldname, context).should == value
    end

    it "should call 'list_possible_values' if no cached value exist" do
      fieldname = :test; context = :test_context2
      value = "test-value"
      subject.should_receive(:list_possible_values).with(fieldname, context) do
        value
      end
      subject.cached_list_possible_values(fieldname, context).should == value
    end
  end


  context "list_possible_values" do

    it "should for field p1 an Array with sorted Strings" do
      result = double :solr_result
      result.stub(:facet_counts).and_return('p1' => [['schuhe', 11], ['hosen', 2]])
      subject.stub(:search).and_return(result)
      subject.list_possible_values(:p1).should == ['hosen', 'schuhe']
    end

    it "should for field p2 an Array with sortet Integers" do
      result = double :solr_result
      result.stub(:facet_counts).and_return('p2' => [['2233', 2], ['11', 3]])
      subject.stub(:search).and_return(result)
      subject.list_possible_values(:p2).should == [11, 2233] # Int-Strings sollten nach int konvertiert sein
    end
  end

  context "solr_connection" do
    it "should raise exception if no solr_url set" do
      expect{ MultiSolr::SingleCoreHandler.new nil, nil }.to raise_error
    end

    it "should connect with solr-url + core-name" do
      RSolr.should_receive(:connect) do |options|
        options # zum Test die options selbst wieder zurück liefern
      end
      subject.solr_connection[:url].should == "#{SolrTestdataProvider::SOLR_TEST_INSTANCE_URL}/core-01"
    end

  end



  context "search" do
    before do
      @request = MultiSolr::SearchRequest.new
    end

    it "should parse result if result-format is 'ruby'" do
      rsolr_mock = double('rsolr')
      rsolr_mock.should_receive(:get).and_return({})
      subject.should_receive(:solr_connection).and_return(rsolr_mock)
      result = subject.search @request
      result.should be_a(MultiSolr::SearchResult)
    end

    it "should not parse result if result-format is not 'ruby'" do
      result_mock = "RAW"
      rsolr_mock = double('rsolr')
      rsolr_mock.should_receive(:get).and_return(result_mock)
      subject.should_receive(:solr_connection).and_return(rsolr_mock)
      result = subject.search @request, :result_format => 'json'
      result.should == result_mock
    end
  end



  context "build_solr_params" do
    before do
      @request = MultiSolr::SearchRequest.new
    end

    it "should add force-query if context as hash given" do
      solr_params = subject.build_solr_params @request, :context => {:whs_id => 8}
      solr_params[:fq].should == "whs_id:8"
    end

    it "should add force-query if context as string given" do
      solr_params = subject.build_solr_params @request, :context => "(whs_id:8 OR whs_id:9)"
      solr_params[:fq].should == "(whs_id:8 OR whs_id:9)"
    end

    it "should have query for all if no query specified" do
      solr_params = subject.build_solr_params @request, {}
      solr_params[:q].should == "*:*"
    end


    it "should use query-params builded by search request" do
      @request.should_receive(:build_query).and_return('lkz:1234')
      solr_params = subject.build_solr_params @request, {}
      solr_params[:q].should == "lkz:1234"
    end

    it "should add score field to fieldlist if '_val_' in query (function query)" do
      @request.should_receive(:build_query).and_return('lkz:1234 _val_:"product(menge,volumen)')
      solr_params = subject.build_solr_params @request, {}
      solr_params[:fl].should == "*,score"
    end

    it "should use sort if specified" do
      @request.sorts = ['s1', 's2 desc']
      solr_params = subject.build_solr_params @request, {}
      solr_params[:sort].should == 's1 asc,s2 desc'
    end

    context "should generate facet-params if simple facet fields specified" do
      before do
        @request.facets = ['f1', 'f2']
        @solr_params = subject.build_solr_params @request, {}
      end
      it{ @solr_params[:facet].should be_true }
      it{ @solr_params['facet.field'].should == [:f1, :f2] }
    end

    context "should generate facet-params if facet fields specified" do
      before do
        @request.facets = ['f1', 'f2', 'f3']
        @request.facet_params = {:f2 => {:limit => 1000, :sort => :index},
                                 :f3 => {:range => true, :start => 'NOW/DAY-2DAY'}}
        @solr_params = subject.build_solr_params @request, {}
      end
      it{ @solr_params[:facet].should be_true }
      it{ @solr_params['facet.field'].should == [:f1, :f2] }
      it{ @solr_params['f.f2.facet.limit'].should == 1000 }
      it{ @solr_params['f.f2.facet.sort'].to_s.should == 'index' }
      it{ @solr_params['facet.range'].should == [:f3] }
      it{ @solr_params['f.f3.facet.range.start'].should == 'NOW/DAY-2DAY' }
      it{ @solr_params['f.f3.facet.range.end'].should == 'NOW/DAY' }
      it{ @solr_params['f.f3.facet.range.gap'].should == '+1DAY' }
      it{ @solr_params['json.nl'].should == 'arrarr' }
    end

    context "should generate stats-facets if facet-params have stats-field specified" do
      before do
        @request.facets = ['sf1', 'sf2']
        @request.stats_fields = [:menge]
        @request.facet_params = {:sf1 => {:stats_field => 'menge'},
                                 :sf2 => {:stats_field => ['volumen', 'gewicht', 'menge']}}
        @solr_params = subject.build_solr_params @request, {}
#        puts @solr_params.inspect
      end
      it{ @solr_params[:facet].should be_nil }
      it{ @solr_params[:stats].should be_true }
      it{ @solr_params['stats.field'].should == ['menge', 'volumen', 'gewicht'] }
      it{ @solr_params['f.menge.stats.facet'].should == [:sf1, :sf2] }
      it{ @solr_params['f.volumen.stats.facet'].should == [:sf2] }
      it{ @solr_params['f.gewicht.stats.facet'].should == [:sf2] }
    end

    context "should generate facet-params with facet.prefix if facet prefix is specified" do
      before do
        @request.facets = ['f1']
        @request.facet_prefix = 'pre'
        @solr_params = subject.build_solr_params @request, {}
      end
      it{ @solr_params[:facet].should be_true }
      it{ @solr_params['facet.field'].should == [:f1] }
      it{ @solr_params['facet.prefix'].should == 'pre' }
    end

    it "should set result-format if specified" do
      solr_params = subject.build_solr_params @request, :result_format => 'json'
      solr_params[:wt].should == 'json'
    end
  end

end