spec/ruby/core/array/pack/comment_spec.rb


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# -*- encoding: ascii-8bit -*-
require_relative '../../../spec_helper'
require_relative '../fixtures/classes'

describe "Array#pack" do
  it "ignores directives text from '#' to the first newline" do
    [1, 2, 3].pack("c#this is a comment\nc").should == "\x01\x02"
  end

  it "ignores directives text from '#' to the end if no newline is present" do
    [1, 2, 3].pack("c#this is a comment c").should == "\x01"
  end

  it "ignores comments at the start of the directives string" do
    [1, 2, 3].pack("#this is a comment\nc").should == "\x01"
  end

  it "ignores the entire directive string if it is a comment" do
    [1, 2, 3].pack("#this is a comment").should == ""
  end

  it "ignores multiple comments" do
    [1, 2, 3].pack("c#comment\nc#comment\nc#c").should == "\x01\x02\x03"
  end
end