## # Numeric(Ext) Test assert('Integer#chr') do assert_equal("A", 65.chr) assert_equal("B", 0x42.chr) if "こんにちわ世界".size == 7 then # UTF-8 gem is configured assert_raise(RangeError) { 0x110000.chr } else # multibyte encoding (not support yet) assert_raise(RangeError) { 256.chr } end end assert('Integer#div') do assert_equal 52, 365.div(7) end assert('Float#div') do assert_float 52, 365.2425.div(7) end