File: grapheme_clusters_spec.rb

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require_relative 'shared/chars'
require_relative 'shared/grapheme_clusters'

ruby_version_is "2.5" do
  describe "String#grapheme_clusters" do
    it_behaves_like :string_chars, :grapheme_clusters
    it_behaves_like :string_grapheme_clusters, :grapheme_clusters

    it "returns an array when no block given" do
      string = "ab\u{1f3f3}\u{fe0f}\u{200d}\u{1f308}\u{1F43E}"
      string.grapheme_clusters.should == ['a', 'b', "\u{1f3f3}\u{fe0f}\u{200d}\u{1f308}", "\u{1F43E}"]

    end
  end
end