require 'spec_helper'

module Synvert::Core
  describe Rewriter::ReplaceWithAction do
    context "replace with single line" do
      subject {
        source = "post = FactoryGirl.create_list :post, 2"
        send_node = Parser::CurrentRuby.parse(source).children[1]
        instance = double(current_node: send_node)
        Rewriter::ReplaceWithAction.new(instance, 'create_list {{arguments}}')
      }

      it 'gets begin_pos' do
        expect(subject.begin_pos).to eq "post = ".length
      end

      it 'gets end_pos' do
        expect(subject.end_pos).to eq "post = FactoryGirl.create_list :post, 2".length
      end

      it 'gets rewritten_code' do
        expect(subject.rewritten_code).to eq 'create_list :post, 2'
      end
    end

    context "#replace with multiple line" do
      subject {
        source = "  its(:size) { should == 1 }"
        send_node = Parser::CurrentRuby.parse(source)
        instance = double(current_node: send_node)
        Rewriter::ReplaceWithAction.new(instance, """describe '#size' do
  subject { super().size }
  it { {{body}} }
end""", autoindent: false)
      }

      it 'gets begin_pos' do
        expect(subject.begin_pos).to eq 2
      end

      it 'gets end_pos' do
        expect(subject.end_pos).to eq "  its(:size) { should == 1 }".length
      end

      it 'gets rewritten_code' do
        expect(subject.rewritten_code).to eq """describe '#size' do
  subject { super().size }
  it { should == 1 }
end"""
      end
    end
  end
end