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path: root/spec/ruby/core/kernel/tap_spec.rb
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require_relative '../../spec_helper'
require_relative 'fixtures/classes'

describe "Kernel#tap" do
  it "always yields self and returns self" do
    a = KernelSpecs::A.new
    a.tap{|o| o.should equal(a); 42}.should equal(a)
  end

  it "raises a LocalJumpError when no block given" do
    lambda { 3.tap }.should raise_error(LocalJumpError)
  end
end