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21 lines
594 B
Ruby
21 lines
594 B
Ruby
require_relative '../../../spec_helper'
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require 'set'
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describe "Enumerable#to_set" do
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it "returns a new Set created from self" do
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[1, 2, 3].to_set.should == Set[1, 2, 3]
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{a: 1, b: 2}.to_set.should == Set[[:b, 2], [:a, 1]]
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end
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ruby_version_is ''...'3.0' do
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it "allows passing an alternate class for Set" do
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sorted_set = [1, 2, 3].to_set(SortedSet)
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sorted_set.should == SortedSet[1, 2, 3]
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sorted_set.instance_of?(SortedSet).should == true
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end
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end
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it "passes down passed blocks" do
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[1, 2, 3].to_set { |x| x * x }.should == Set[1, 4, 9]
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end
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end
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