require 'spec_helper'

describe Elasticsearch::Model::Response::Aggregations do

  before(:all) do
    class OriginClass
      def self.index_name;    'foo'; end
      def self.document_type; 'bar'; end
    end
  end

  after(:all) do
    remove_classes(OriginClass)
  end

  let(:response_document) do
    {
        'aggregations' => {
            'foo' => {'bar' => 10 },
            'price' => { 'doc_count' => 123,
                         'min' => { 'value' => 1.0},
                         'max' => { 'value' => 99 }
            }
        }
    }
  end

  let(:search) do
    Elasticsearch::Model::Searching::SearchRequest.new(OriginClass, '*').tap do |request|
      allow(request).to receive(:execute!).and_return(response_document)
    end
  end

  let(:aggregations) do
    Elasticsearch::Model::Response::Response.new(OriginClass, search).aggregations
  end

  describe 'method delegation' do

    it 'delegates methods to the response document' do
      expect(aggregations.foo).to be_a(Hashie::Mash)
      expect(aggregations.foo.bar).to be(10)
    end
  end

  describe '#doc_count' do

    it 'returns the doc count value from the response document' do
      expect(aggregations.price.doc_count).to eq(123)
    end
  end

  describe '#min' do

    it 'returns the min value from the response document' do
      expect(aggregations.price.min.value).to eq(1)
    end
  end

  describe '#max' do

    it 'returns the max value from the response document' do
      expect(aggregations.price.max.value).to eq(99)
    end
  end
end