ruby--ruby/spec/ruby/core/range/inspect_spec.rb

require_relative '../../spec_helper'

describe "Range#inspect" do
  it "provides a printable form, using #inspect to convert the start and end objects" do
    ('A'..'Z').inspect.should == '"A".."Z"'
    ('A'...'Z').inspect.should == '"A"..."Z"'

    (0..21).inspect.should == "0..21"
    (-8..0).inspect.should ==  "-8..0"
    (-411..959).inspect.should == "-411..959"
    (0xfff..0xfffff).inspect.should == "4095..1048575"
    (0.5..2.4).inspect.should == "0.5..2.4"
  end

  it "works for endless ranges" do
    eval("(1..)").inspect.should ==  "1.."
    eval("(0.1...)").inspect.should ==  "0.1..."
  end

  it "works for beginless ranges" do
    (..1).inspect.should ==  "..1"
    (...0.1).inspect.should ==  "...0.1"
  end

  it "works for nil ... nil ranges" do
    (..nil).inspect.should ==  "nil..nil"
    eval("(nil...)").inspect.should ==  "nil...nil"
  end
end