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take_cheeze
30 lines
859 B
Ruby
30 lines
859 B
Ruby
##
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# Hash(Ext) Test
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assert('Hash#merge!') do
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a = { 'abc_key' => 'abc_value', 'cba_key' => 'cba_value' }
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b = { 'cba_key' => 'XXX', 'xyz_key' => 'xyz_value' }
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result_1 = a.merge! b
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a = { 'abc_key' => 'abc_value', 'cba_key' => 'cba_value' }
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result_2 = a.merge!(b) do |key, original, new|
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original
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end
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assert_equal({'abc_key' => 'abc_value', 'cba_key' => 'XXX',
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'xyz_key' => 'xyz_value' }, result_1)
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assert_equal({'abc_key' => 'abc_value', 'cba_key' => 'cba_value',
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'xyz_key' => 'xyz_value' }, result_2)
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end
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assert('Hash#values_at') do
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h = { "cat" => "feline", "dog" => "canine", "cow" => "bovine" }
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assert_equal ["bovine", "feline"], h.values_at("cow", "cat")
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keys = []
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(0...1000).each { |v| keys.push "#{v}" }
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h = Hash.new { |hash,k| hash[k] = k }
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assert_equal keys, h.values_at(*keys)
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end
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