------------------------------------------------------------------------ -- max0.decTest -- decimal maximum (simplified) -- -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- ------------------------------------------------------------------------ -- Please see the document "General Decimal Arithmetic Testcases" -- -- at http://www2.hursley.ibm.com/decimal for the description of -- -- these testcases. -- -- -- -- These testcases are experimental ('beta' versions), and they -- -- may contain errors. They are offered on an as-is basis. In -- -- particular, achieving the same results as the tests here is not -- -- a guarantee that an implementation complies with any Standard -- -- or specification. The tests are not exhaustive. -- -- -- -- Please send comments, suggestions, and corrections to the author: -- -- Mike Cowlishaw, IBM Fellow -- -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- -- mfc@uk.ibm.com -- ------------------------------------------------------------------------ version: 2.58 -- we assume that base comparison is tested in compare.decTest, so -- these mainly cover special cases, lost digits, and rounding extended: 0 precision: 9 rounding: half_up maxExponent: 999 minexponent: -999 -- sanity checks max001 max -2 -2 -> -2 max002 max -2 -1 -> -1 max003 max -2 0 -> 0 max004 max -2 1 -> 1 max005 max -2 2 -> 2 max006 max -1 -2 -> -1 max007 max -1 -1 -> -1 max008 max -1 0 -> 0 max009 max -1 1 -> 1 max010 max -1 2 -> 2 max011 max 0 -2 -> 0 max012 max 0 -1 -> 0 max013 max 0 0 -> 0 max014 max 0 1 -> 1 max015 max 0 2 -> 2 max016 max 1 -2 -> 1 max017 max 1 -1 -> 1 max018 max 1 0 -> 1 max019 max 1 1 -> 1 max020 max 1 2 -> 2 max021 max 2 -2 -> 2 max022 max 2 -1 -> 2 max023 max 2 0 -> 2 max025 max 2 1 -> 2 max026 max 2 2 -> 2 -- lostDigits and input rounding checks maxexponent: 999 minexponent: -999 precision: 9 max101 max 12345678000 1 -> 1.23456780E+10 Rounded max102 max 1 12345678000 -> 1.23456780E+10 Rounded max103 max 1234567800 1 -> 1.23456780E+9 Rounded max104 max 1 1234567800 -> 1.23456780E+9 Rounded max105 max 1234567890 1 -> 1.23456789E+9 Rounded max106 max 1 1234567890 -> 1.23456789E+9 Rounded max107 max 1234567891 1 -> 1.23456789E+9 Inexact Lost_digits Rounded max108 max 1 1234567891 -> 1.23456789E+9 Inexact Lost_digits Rounded max109 max 12345678901 1 -> 1.23456789E+10 Inexact Lost_digits Rounded max110 max 1 12345678901 -> 1.23456789E+10 Inexact Lost_digits Rounded max111 max 1234567896 1 -> 1.23456790E+9 Inexact Lost_digits Rounded max112 max 1 1234567896 -> 1.23456790E+9 Inexact Lost_digits Rounded max113 max -1234567891 1 -> 1 Inexact Lost_digits Rounded max114 max 1 -1234567891 -> 1 Inexact Lost_digits Rounded max115 max -12345678901 1 -> 1 Inexact Lost_digits Rounded max116 max 1 -12345678901 -> 1 Inexact Lost_digits Rounded max117 max -1234567896 1 -> 1 Inexact Lost_digits Rounded max118 max 1 -1234567896 -> 1 Inexact Lost_digits Rounded precision: 15 -- still checking for [no] lostDigits max121 max 12345678000 1 -> 12345678000 max122 max 1 12345678000 -> 12345678000 max123 max 1234567800 1 -> 1234567800 max124 max 1 1234567800 -> 1234567800 max125 max 1234567890 1 -> 1234567890 max126 max 1 1234567890 -> 1234567890 max127 max 1234567891 1 -> 1234567891 max128 max 1 1234567891 -> 1234567891 max129 max 12345678901 1 -> 12345678901 max130 max 1 12345678901 -> 12345678901 max131 max 1234567896 1 -> 1234567896 max132 max 1 1234567896 -> 1234567896 max133 max -1234567891 1 -> 1 max134 max 1 -1234567891 -> 1 max135 max -12345678901 1 -> 1 max136 max 1 -12345678901 -> 1 max137 max -1234567896 1 -> 1 max138 max 1 -1234567896 -> 1 -- from examples max180 max '3' '2' -> '3' max181 max '-10' '3' -> '3' max182 max '1.0' '1' -> '1.0' max183 max '1' '1.0' -> '1' -- Null tests max900 max 10 # -> ? Invalid_operation max901 max # 10 -> ? Invalid_operation