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# -*- encoding: utf-8 -*-
require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe "IO#lines" do
before :each do
@io = IOSpecs.io_fixture "lines.txt"
end
after :each do
@io.close if @io
end
it "returns an Enumerator" do
@io.lines.should be_an_instance_of(Enumerator)
end
describe "when no block is given" do
it "returns an Enumerator" do
@io.lines.should be_an_instance_of(Enumerator)
end
describe "returned Enumerator" do
describe "size" do
it "should return nil" do
@io.lines.size.should == nil
end
end
end
end
it "returns a line when accessed" do
enum = @io.lines
enum.first.should == IOSpecs.lines[0]
end
it "yields each line to the passed block" do
ScratchPad.record []
@io.lines { |s| ScratchPad << s }
ScratchPad.recorded.should == IOSpecs.lines
end
end
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