pry--pry/spec/commands/play_spec.rb

# This command needs a TONNE more tests for it, but i can't figure out
# how to do them yet, and i really want to release. Sorry. Someone
# come along and do a better job.

require 'helper'

describe "play" do
  before do
    @t = pry_tester
    @eval_str = ''
  end

  describe "with an argument" do

    # can't think of a f*cking way to test this!!
    describe "implied file" do
      # it 'should play from the file associated with the current binding' do
      #   # require 'fixtures/play_helper'
      # end


      # describe "integer" do
      #   it "should process one line from _pry_.last_file" do
      #     @t.process_command 'play --lines 1', @eval_str
      #     @eval_str.should =~ /bing = :bing\n/
      #   end
      # end

      # describe "range" do
      #   it "should process multiple lines at once from _pry_.last_file" do
      #     @t.process_command 'play --lines 1..3', @eval_str
      #     [/bing = :bing\n/, /bang = :bang\n/, /bong = :bong\n/].each { |str|
      #       @eval_str.should =~ str
      #     }
      #   end
    end
  end

  describe "whatever" do
    before do
      @o = Object.new
      def @o.test_method
        :test_method_content
      end
    end

    it 'should play documentation with the -d switch' do
      # @v = 10
      # @y = 20
      def @o.test_method
        :test_method_content
      end

      pry_tester(@o).process_command 'play -d test_method', @eval_str

      @eval_str.should == unindent(<<-STR)
        @v = 10
        @y = 20
      STR
    end

    it 'should restrict -d switch with --lines' do
      # @x = 0
      # @v = 10
      # @y = 20
      # @z = 30
      def @o.test_method
        :test_method_content
      end

      pry_tester(@o).process_command 'play -d test_method --lines 2..3', @eval_str

      @eval_str.should == unindent(<<-STR)
        @v = 10
        @y = 20
      STR
    end

    it 'has pretty error messages when -d cant find object' do
      lambda { @t.process_command "play -d sdfsdf" }.should.raise(Pry::CommandError).message.should.match(/Cannot locate/)
    end

    it 'should play a method (a single line)' do
      pry_tester(@o).process_command 'play test_method --lines 2', @eval_str
      @eval_str.should == ":test_method_content\n"
    end

    it 'should properly reindent lines' do
      def @o.test_method
        'hello world'
      end

      pry_tester(@o).process_command 'play test_method --lines 2', @eval_str
      @eval_str.should == "'hello world'\n"
    end

    it 'should APPEND to the input buffer when playing a method line, not replace it' do
      @eval_str = unindent(<<-STR)
        def another_test_method
      STR

      pry_tester(@o).process_command 'play test_method --lines 2', @eval_str

      @eval_str.should == unindent(<<-STR)
        def another_test_method
          :test_method_content
      STR
    end

    it 'should play a method (multiple lines)' do
      def @o.test_method
        @var0 = 10
        @var1 = 20
        @var2 = 30
        @var3 = 40
      end

      pry_tester(@o).process_command 'play test_method --lines 3..4', @eval_str

      @eval_str.should == unindent(<<-STR, 0)
        @var1 = 20
        @var2 = 30
      STR
    end

    # WHY THE FUCK DOESN'T THIS WORK???????????????????????????
    # describe "play -i" do
    #   it 'should play multi-ranged input expressions' do
    #     a = b = c = d = e = 0
    #     t = pry_tester(binding)
    #     t.eval 'a += 1', 'b += 1', 'c += 1', 'd += 1', 'e += 1'
    #     t.eval "play -i 1..3"
    #     [a, b, c].all? { |v| v.should == 2 }
    #     d.should == 1
    #   end
    # end
  end
end