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h2so5
21 lines
465 B
Ruby
21 lines
465 B
Ruby
##
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# Range(Ext) Test
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assert('Range#cover?') do
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assert_true ("a".."z").cover?("c")
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assert_true !("a".."z").cover?("5")
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assert_true ("a".."z").cover?("cc")
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end
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assert('Range#first') do
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assert_equal (10..20).first, 10
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assert_equal (10..20).first(3), [10, 11, 12]
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end
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assert('Range#last') do
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assert_equal (10..20).last, 20
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assert_equal (10...20).last, 20
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assert_equal (10..20).last(3), [18, 19, 20]
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assert_equal (10...20).last(3), [17, 18, 19]
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end
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