Contents

require File.join(File.dirname(__FILE__), "/../spec_helper")

describe Array do
  it "should be able to swap by value" do
    [1,2,3,4].swap(1,4).should eql([4,2,3,1])
  end
  
  it "should be able to swap by index" do
    %w(a b c d).swap_by_index(0, 3).should eql(%w(d b c a))
  end
  
  it "should be able to shift a subset (mask) of elements all the way right without disrupting the order of the subset and it's nonmember neighbors." do
    %w(a x b y c z).shift_mask_right(%w(x y z)).should eql(%w(a b c x y z))
  end
  
  it "should be able to shift_mask_right with non-used members in the mask" do
    %w(a x b y c z).shift_mask_right(%w(x y z innocent bystander)).should eql(%w(a b c x y z))
  end
  
  it "should have a shortcut for |" do
    a = [1,2,3]
    a.unique_push!(4)
    a.should eql([1,2,3,4])

    a = [1,2,3]
    a.upush!(4)
    a.should eql([1,2,3,4])
  end
  
  it "should be able to uniquely push more than one element" do
    a = [1,2,3]
    a.upush!(4,5,6)
    a.should eql([1,2,3,4,5,6])
  end
  
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
davidrichards-repositories-0.0.3	spec/ext/array_spec.rb
davidrichards-repositories-0.0.4	spec/ext/array_spec.rb
davidrichards-repositories-0.0.5	spec/ext/array_spec.rb
davidrichards-repositories-0.0.6	spec/ext/array_spec.rb