require 'spec_helper'

describe Index::Files do

  before(:each) do
    index         = stub :index, :name => :some_index
    category      = stub :category, :name => :some_category
    configuration = Configuration::Index.new index, category
    
    @files         = Index::Files.new :some_name, configuration
    
    @prepared      = @files.prepared
    
    @index         = @files.index
    @weights       = @files.weights
    @similarity    = @files.similarity
    @configuration = @files.configuration
  end
  
  describe "retrieve" do
    it "delegates to the prepared" do
      @prepared.should_receive(:retrieve).once.with
      
      @files.retrieve
    end
  end
  
  describe "dump indexes" do
    describe "dump_index" do
      it "uses the right file" do
        @index.should_receive(:dump).once.with :some_hash
        
        @files.dump_index :some_hash
      end
    end
    describe "dump_weights" do
      it "uses the right file" do
        @weights.should_receive(:dump).once.with :some_hash
        
        @files.dump_weights :some_hash
      end
    end
    describe "dump_similarity" do
      it "uses the right file" do
        @similarity.should_receive(:dump).once.with :some_hash
        
        @files.dump_similarity :some_hash
      end
    end
    describe "dump_configuration" do
      it "uses the right file" do
        @configuration.should_receive(:dump).once.with :some_hash
        
        @files.dump_configuration :some_hash
      end
    end
  end
  
  describe "loading indexes" do
    before(:each) do
      @files.stub! :timed_exclaim
    end
    describe "load_index" do
      it "uses the right file" do
        Yajl::Parser.stub! :parse
        
        File.should_receive(:open).once.with 'spec/test_directory/index/test/some_index/some_category_some_name_index.json', 'r'
        
        @files.load_index
      end
    end
    describe "load_weights" do
      it "uses the right file" do
        Yajl::Parser.stub! :parse
        
        File.should_receive(:open).once.with 'spec/test_directory/index/test/some_index/some_category_some_name_weights.json', 'r'
        
        @files.load_weights
      end
    end
    describe "load_similarity" do
      it "uses the right file" do
        Marshal.stub! :load
        
        File.should_receive(:open).once.with 'spec/test_directory/index/test/some_index/some_category_some_name_similarity.dump', 'r:binary'
        
        @files.load_similarity
      end
    end
    describe "load_configuration" do
      it "uses the right file" do
        Yajl::Parser.stub! :parse
        
        File.should_receive(:open).once.with 'spec/test_directory/index/test/some_index/some_category_some_name_configuration.json', 'r'
        
        @files.load_configuration
      end
    end
  end
  
  describe "dump indexes" do
    describe "index_cache_ok?" do
      it 'uses the right method' do
        @index.should_receive(:cache_ok?).once.with
        
        @files.index_cache_ok?
      end
    end
    describe "weights_cache_ok?" do
      it 'uses the right method' do
        @weights.should_receive(:cache_ok?).once.with
        
        @files.weights_cache_ok?
      end
    end
    describe "similarity_cache_ok?" do
      it 'uses the right method' do
        @similarity.should_receive(:cache_ok?).once.with
        
        @files.similarity_cache_ok?
      end
    end
  end
  
  describe 'dump indexes' do
    describe 'index_cache_small?' do
      it 'uses the right method' do
        @index.should_receive(:cache_small?).once.with
        
        @files.index_cache_small?
      end
    end
    describe 'weights_cache_small?' do
      it 'uses the right method' do
        @weights.should_receive(:cache_small?).once.with
        
        @files.weights_cache_small?
      end
    end
    describe 'similarity_cache_small?' do
      it 'uses the right method' do
        @similarity.should_receive(:cache_small?).once.with
        
        @files.similarity_cache_small?
      end
    end
  end
  
  describe 'backup' do
    it 'should call backup on all' do
      @index.should_receive(:backup).once.with
      @weights.should_receive(:backup).once.with
      @similarity.should_receive(:backup).once.with
      @configuration.should_receive(:backup).once.with
      
      @files.backup
    end
  end
  describe 'restore' do
    it 'should call delete on all' do
      @index.should_receive(:restore).once.with
      @weights.should_receive(:restore).once.with
      @similarity.should_receive(:restore).once.with
      @configuration.should_receive(:restore).once.with
      
      @files.restore
    end
  end
  describe 'delete' do
    it 'should call delete on all' do
      @index.should_receive(:delete).once.with
      @weights.should_receive(:delete).once.with
      @similarity.should_receive(:delete).once.with
      @configuration.should_receive(:delete).once.with
      
      @files.delete
    end
  end
  
  describe 'initialization' do
    it 'should initialize the name correctly' do
      @files.bundle_name.should == :some_name
    end
  end

end