# encoding: utf-8
#
require 'spec_helper'

describe Picky::Generators::Similarity::Phonetic do

  it 'raises if you try to use Phonetic directly' do
    expect {
      described_class.new
    }.to raise_error("In Picky 2.0+, the Similarity::Phonetic has been renamed to Similarity::DoubleMetaphone. Please use that one. Thanks!")
  end

  it "raises when you don't have the text gem" do
    instance = Class.new(described_class).allocate

    instance.should_receive(:require).any_number_of_times.and_raise LoadError

    instance.should_receive(:warn).once.with "text gem missing!\nTo use a phonetic Similarity, you need to:\n  1. Add the following line to Gemfile:\n     gem 'text'\n     or\n     require 'text'\n     for example at the top of your app.rb file.\n  2. Then, run:\n     bundle update\n"
    instance.should_receive(:exit).once.with 1

    instance.send :initialize
  end

  describe 'prioritize' do
    let(:phonetic) { described_class.allocate }
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 2

      ary = [:a, :b, :c]
      phonetic.prioritize ary, :b

      ary.should == [:b, :a]
    end
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 2

      ary = [:aaa, :aa, :aaaa]
      phonetic.prioritize ary, :aaa

      ary.should == [:aaa, :aa]
    end
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 3

      ary = [:aaa, :aa, :aaaa]
      phonetic.prioritize ary, :aaa

      ary.should == [:aaa, :aa, :aaaa]
    end
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 3

      ary = [:aaaaa, :aa, :aaaa]
      phonetic.prioritize ary, :aaa

      ary.should == [:aaaa, :aa, :aaaaa]
    end
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 3

      ary = [:aaaaa, :aa]
      phonetic.prioritize ary, :aaa

      ary.should == [:aa, :aaaaa]
    end
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 3

      ary = [:aaa]
      phonetic.prioritize ary, :aaa

      ary.should == [:aaa]
    end
    it 'sorts correctly' do
      phonetic.instance_variable_set :@amount, 1

      ary = [:a, :aa, :aaa]
      phonetic.prioritize ary, :aaa

      ary.should == [:aaa]
    end
  end

end