File: keep_if_spec.rb

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require File.expand_path('../shared/keep_if', __FILE__)

describe "Array#keep_if" do
  it "returns the same array if no changes were made" do
    array = [1, 2, 3]
    array.keep_if { true }.should equal(array)
  end

  it_behaves_like :keep_if, :keep_if
end