require File.join(File.dirname(__FILE__), 'spec_helper')

describe 'scoped_search' do
  def self.test_field_type(name, attribute, field, *values)
    clazz =
      if values.first.is_a?(Class)
        values.shift
      else
        Post
      end
    raise(ArgumentError, 'Please supply five values') unless values.length == 5

    context "with field of type #{name}" do
      before :all do
        Sunspot.remove_all
        @objects = values.map do |value|
          object = clazz.new(attribute => value)
          Sunspot.index(object)
          object
        end
        Sunspot.commit
      end

      it 'should filter by exact match' do
        Sunspot.search(clazz) { with(field, values[2]) }.results.should == [@objects[2]]
      end

      it 'should reject by inexact match' do
        results = Sunspot.search(clazz) { without(field, values[2]) }.results
        [0, 1, 3, 4].each { |i| results.should include(@objects[i]) }
        results.should_not include(@objects[2])
      end

      it 'should filter by less than' do
        results = Sunspot.search(clazz) { with(field).less_than values[2] }.results
        (0..2).each { |i| results.should include(@objects[i]) }
        (3..4).each { |i| results.should_not include(@objects[i]) }
      end

      it 'should reject by less than' do
        results = Sunspot.search(clazz) { without(field).less_than values[2] }.results
        (0..2).each { |i| results.should_not include(@objects[i]) }
        (3..4).each { |i| results.should include(@objects[i]) }
      end

      it 'should filter by greater than' do
        results = Sunspot.search(clazz) { with(field).greater_than values[2] }.results
        (2..4).each { |i| results.should include(@objects[i]) }
        (0..1).each { |i| results.should_not include(@objects[i]) }
      end

      it 'should reject by greater than' do
        results = Sunspot.search(clazz) { without(field).greater_than values[2] }.results
        (2..4).each { |i| results.should_not include(@objects[i]) }
        (0..1).each { |i| results.should include(@objects[i]) }
      end

      it 'should filter by between' do
        results = Sunspot.search(clazz) { with(field).between(values[1]..values[3]) }.results
        (1..3).each { |i| results.should include(@objects[i]) }
        [0, 4].each { |i| results.should_not include(@objects[i]) }
      end

      it 'should reject by between' do
        results = Sunspot.search(clazz) { without(field).between(values[1]..values[3]) }.results
        (1..3).each { |i| results.should_not include(@objects[i]) }
        [0, 4].each { |i| results.should include(@objects[i]) }
      end

      it 'should filter by any of' do
        results = Sunspot.search(clazz) { with(field).any_of(values.values_at(1, 3)) }.results
        [1, 3].each { |i| results.should include(@objects[i]) }
        [0, 2, 4].each { |i| results.should_not include(@objects[i]) }
      end

      it 'should reject by any of' do
        results = Sunspot.search(clazz) { without(field).any_of(values.values_at(1, 3)) }.results
        [1, 3].each { |i| results.should_not include(@objects[i]) }
        [0, 2, 4].each { |i| results.should include(@objects[i]) }
      end

      it 'should order by field ascending' do
        results = Sunspot.search(clazz) { order_by field, :asc }.results
        results.should == @objects
      end

      it 'should order by field descending' do
        results = Sunspot.search(clazz) { order_by field, :desc }.results
        results.should == @objects.reverse
      end
    end
  end

  test_field_type 'String', :title, :title, 'apple pie', 'banana split', 'cherry tart', 'date pastry', 'eggplant a la mode'
  test_field_type 'Integer', :blog_id, :blog_id, -2, 0, 3, 12, 20
  test_field_type 'Long', :hash, :hash, Namespaced::Comment, 2**29, 2**30, 2**31, 2**32, 2**33
  test_field_type 'Float', :ratings_average, :average_rating, -2.5, 0.0, 3.2, 3.5, 16.0
  test_field_type 'Double', :average_rating, :average_rating, Namespaced::Comment, -2.5, 0.0, 3.2, 3.5, 16.0
  test_field_type 'Time', :published_at, :published_at, *(['1970-01-01 00:00:00 UTC', '1983-07-08 04:00:00 UTC', '1983-07-08 02:00:00 -0500',
                                                           '2005-11-05 10:00:00 UTC', Time.now.to_s].map { |t| Time.parse(t) })
  test_field_type 'Trie Integer', :size, :size, Photo, -2, 0, 3, 12, 20
  test_field_type 'Trie Float', :average_rating, :average_rating, Photo, -2.5, 0.0, 3.2, 3.5, 16.0
  test_field_type 'Trie Time', :created_at, :created_at, Photo, *(['1970-01-01 00:00:00 UTC', '1983-07-08 04:00:00 UTC', '1983-07-08 02:00:00 -0500',
                                                                   '2005-11-05 10:00:00 UTC', Time.now.to_s].map { |t| Time.parse(t) })

  describe 'Boolean field type' do
    before :all do
      Sunspot.remove_all
      @posts = [Post.new(:featured => true), Post.new(:featured => false), Post.new]
      Sunspot.index!(@posts)
    end

    it 'should filter by exact match for true' do
      Sunspot.search(Post) { with(:featured, true) }.results.should == [@posts[0]]
    end

    it 'should filter for exact match for false' do
      Sunspot.search(Post) { with(:featured, false) }.results.should == [@posts[1]]
    end
  end

  describe 'reserved words' do
    %w(AND OR NOT TO).each do |word|
      it "should successfully search for #{word.inspect}" do
        Sunspot.index!(post = Post.new(:title => word))
        Sunspot.search(Post) { with(:title, word) }.results.should == [post]
      end
    end
  end

  describe 'passing nil value to equal' do
    before :all do
      Sunspot.remove_all
      @posts = [Post.new(:title => 'apple'), Post.new]
      Sunspot.index!(@posts)
    end

    it 'should filter results without value for field' do
      Sunspot.search(Post) { with(:title, nil) }.results.should == [@posts[1]]
    end

    it 'should exclude results without value for field' do
      Sunspot.search(Post) { without(:title, nil) }.results.should == [@posts[0]]
    end
  end

  describe 'prefix searching' do
    before :each do
      Sunspot.remove_all
      @posts = ['test', 'test post', 'some test', 'bogus'].map do |title|
        Post.new(:title => title)
      end
      Sunspot.index!(@posts)
    end

    it 'should return results whose prefix matches' do
      Sunspot.search(Post) { with(:title).starting_with('test') }.results.should == @posts[0..1]
    end
  end

  describe 'exclusion by identity' do
    before do
      @posts = (1..5).map do |i|
        post = Post.new
        Sunspot.index(post)
        post
      end
      Sunspot.commit
    end

    it 'should not return excluded object' do
      excluded_post = @posts.shift
      Sunspot.search(Post) { without(excluded_post) }.results.should_not include(excluded_post)
    end

    it 'should return objects not excluded' do
      excluded_post = @posts.shift
      for included_post in @posts
        Sunspot.search(Post) { without(excluded_post) }.results.should include(included_post)
      end
    end

    it 'should not return excluded objects' do
      excluded_posts = [@posts.shift, @posts.shift]
      for excluded_post in excluded_posts
        Sunspot.search(Post) { without(excluded_posts) }.results.should_not include(excluded_post)
      end
    end
  end

  describe 'connectives' do
    before :each do
      Sunspot.remove_all
    end

    it 'should return results that match any restriction in a disjunction' do
      posts = (1..3).map { |i| Post.new(:blog_id => i)}
      Sunspot.index!(posts)
      Sunspot.search(Post) do
        any_of do
          with(:blog_id, 1)
          with(:blog_id, 2)
        end
      end.results.should == posts[0..1]
    end

    it 'should return results that match a nested conjunction in a disjunction' do
      posts = [
        Post.new(:title => 'No', :blog_id => 1),
        Post.new(:title => 'Yes', :blog_id => 2),
        Post.new(:title => 'Yes', :blog_id => 3),
        Post.new(:title => 'No', :blog_id => 2)
      ]
      Sunspot.index!(posts)
      Sunspot.search(Post) do
        any_of do
          with(:blog_id, 1)
          all_of do
            with(:blog_id, 2)
            with(:title, 'Yes')
          end
        end
      end.results.should == posts[0..1]
    end

    it 'should return results that match a conjunction with a negated restriction' do
      posts = [
        Post.new(:title => 'No', :blog_id => 1),
        Post.new(:title => 'Yes', :blog_id => 2),
        Post.new(:title => 'No', :blog_id => 2)
      ]
      Sunspot.index!(posts)
      search = Sunspot.search(Post) do
        any_of do
          with(:blog_id, 1)
          without(:title, 'No')
        end
      end
      search.results.should == posts[0..1]
    end

    it 'should return results that match a conjunction with a disjunction with a conjunction with a negated restriction' do
      posts = [
        Post.new(:title => 'Yes', :ratings_average => 2.0),
        Post.new(:blog_id => 1, :category_ids => [4], :ratings_average => 2.0),
        Post.new(:blog_id => 1),
        Post.new(:blog_id => 2),
        Post.new(:blog_id => 1, :ratings_average => 2.0)
      ]
      Sunspot.index!(posts)
      search = Sunspot.search(Post) do
        any_of do
          with(:title, 'Yes')
          all_of do
            with(:blog_id, 1)
            any_of do
              with(:category_ids, 4)
              without(:average_rating, 2.0)
            end
          end
        end
      end
      search.results.should == posts[0..2]
    end

    it 'should return results that match a disjunction with a negated restriction and a nested disjunction in a conjunction with a negated restriction' do
      posts = [
        Post.new,
        Post.new(:title => 'Yes', :blog_id => 1, :category_ids => [4], :ratings_average => 2.0),
        Post.new(:title => 'Yes', :blog_id => 1),
        Post.new(:title => 'Yes'),
        Post.new(:title => 'Yes', :category_ids => [4], :ratings_average => 2.0),
        Post.new(:title => 'Yes', :blog_id => 1, :ratings_average => 2.0)
      ]
      Sunspot.index!(posts)
      search = Sunspot.search(Post) do
        any_of do
          without(:title, 'Yes')
          all_of do
            with(:blog_id, 1)
            any_of do
              with(:category_ids, 4)
              without(:average_rating, 2.0)
            end
          end
        end
      end
      search.results.should == posts[0..2]
    end
  end

  describe 'multiple column ordering' do
    before do
      Sunspot.remove_all
      @posts = [
        Post.new(:ratings_average => 2, :title => 'banana'),
        Post.new(:ratings_average => 2, :title => 'eggplant'),
        Post.new(:ratings_average => 1, :title => 'apple')
      ].each { |post| Sunspot.index(post) }
      Sunspot.commit
    end

    it 'should order with precedence given' do
      search = Sunspot.search(Post) do
        order_by :average_rating, :desc
        order_by :sort_title, :asc
      end
      search.results.should == @posts
    end
  end

  describe 'ordering by random' do
    it 'should order randomly (run this test again if it fails)' do
      Sunspot.remove_all
      Sunspot.index!(Array.new(100) { Post.new })
      result_sets = Array.new(2) do
        Sunspot.search(Post) { order_by_random }.results.map do |result|
          result.id
        end
      end
      result_sets[0].should_not == result_sets[1]
    end
  end
end