2004-07-01 08:01:35 -03:00
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
-- inexact.decTest -- decimal inexact and rounded edge cases --
|
2008-07-27 03:39:07 -03:00
|
|
|
-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
|
2004-07-01 08:01:35 -03:00
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
-- 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 --
|
|
|
|
|
------------------------------------------------------------------------
|
2009-10-27 14:02:46 -03:00
|
|
|
version: 2.59
|
2004-07-01 08:01:35 -03:00
|
|
|
|
|
|
|
|
extended: 1
|
|
|
|
|
precision: 9
|
|
|
|
|
rounding: half_up
|
|
|
|
|
maxExponent: 999
|
|
|
|
|
minexponent: -999
|
|
|
|
|
|
|
|
|
|
inx001 add 1 1 -> 2
|
|
|
|
|
inx002 add 123456789 0 -> 123456789
|
|
|
|
|
inx003 add 123456789 0.0 -> 123456789 Rounded
|
|
|
|
|
inx004 add 123456789 0.00 -> 123456789 Rounded
|
|
|
|
|
inx005 add 123456789 1 -> 123456790
|
|
|
|
|
inx006 add 123456789 0.1 -> 123456789 Inexact Rounded
|
|
|
|
|
inx007 add 123456789 0.01 -> 123456789 Inexact Rounded
|
|
|
|
|
inx008 add 123456789 0.001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx009 add 123456789 0.000001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx010 add 123456789 0.000000001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx011 add 123456789 0.000000000001 -> 123456789 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
inx012 add 123456789 0.9 -> 123456790 Inexact Rounded
|
|
|
|
|
inx013 add 123456789 0.09 -> 123456789 Inexact Rounded
|
|
|
|
|
inx014 add 123456789 0.009 -> 123456789 Inexact Rounded
|
|
|
|
|
inx015 add 123456789 0.000009 -> 123456789 Inexact Rounded
|
|
|
|
|
inx016 add 123456789 0.000000009 -> 123456789 Inexact Rounded
|
|
|
|
|
inx017 add 123456789 0.000000000009 -> 123456789 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
inx021 add 1 -1 -> 0
|
|
|
|
|
inx022 add 123456789 -0 -> 123456789
|
|
|
|
|
inx023 add 123456789 -0.0 -> 123456789 Rounded
|
|
|
|
|
inx024 add 123456789 -0.00 -> 123456789 Rounded
|
|
|
|
|
inx025 add 123456789 -1 -> 123456788
|
|
|
|
|
inx026 add 123456789 -0.1 -> 123456789 Inexact Rounded
|
|
|
|
|
inx027 add 123456789 -0.01 -> 123456789 Inexact Rounded
|
|
|
|
|
inx028 add 123456789 -0.001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx029 add 123456789 -0.000001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx030 add 123456789 -0.000000001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx031 add 123456789 -0.000000000001 -> 123456789 Inexact Rounded
|
|
|
|
|
inx032 add 123456789 -0.9 -> 123456788 Inexact Rounded
|
|
|
|
|
inx033 add 123456789 -0.09 -> 123456789 Inexact Rounded
|
|
|
|
|
inx034 add 123456789 -0.009 -> 123456789 Inexact Rounded
|
|
|
|
|
inx035 add 123456789 -0.000009 -> 123456789 Inexact Rounded
|
|
|
|
|
inx036 add 123456789 -0.000000009 -> 123456789 Inexact Rounded
|
|
|
|
|
inx037 add 123456789 -0.000000000009 -> 123456789 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
inx042 add 0 123456789 -> 123456789
|
|
|
|
|
inx043 add 0.0 123456789 -> 123456789 Rounded
|
|
|
|
|
inx044 add 0.00 123456789 -> 123456789 Rounded
|
|
|
|
|
inx045 add 1 123456789 -> 123456790
|
|
|
|
|
inx046 add 0.1 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx047 add 0.01 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx048 add 0.001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx049 add 0.000001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx050 add 0.000000001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx051 add 0.000000000001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx052 add 0.9 123456789 -> 123456790 Inexact Rounded
|
|
|
|
|
inx053 add 0.09 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx054 add 0.009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx055 add 0.000009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx056 add 0.000000009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx057 add 0.000000000009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
inx062 add -0 123456789 -> 123456789
|
|
|
|
|
inx063 add -0.0 123456789 -> 123456789 Rounded
|
|
|
|
|
inx064 add -0.00 123456789 -> 123456789 Rounded
|
|
|
|
|
inx065 add -1 123456789 -> 123456788
|
|
|
|
|
inx066 add -0.1 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx067 add -0.01 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx068 add -0.001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx069 add -0.000001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx070 add -0.000000001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx071 add -0.000000000001 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx072 add -0.9 123456789 -> 123456788 Inexact Rounded
|
|
|
|
|
inx073 add -0.09 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx074 add -0.009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx075 add -0.000009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx076 add -0.000000009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
inx077 add -0.000000000009 123456789 -> 123456789 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
-- some boundaries
|
|
|
|
|
inx081 add 999999999 0 -> 999999999
|
|
|
|
|
inx082 add 0.999999999 0.000000000 -> 0.999999999
|
|
|
|
|
inx083 add 999999999 1 -> 1.00000000E+9 Rounded
|
|
|
|
|
inx084 add 0.999999999 0.000000001 -> 1.00000000 Rounded
|
|
|
|
|
inx085 add 999999999 2 -> 1.00000000E+9 Inexact Rounded
|
|
|
|
|
inx086 add 0.999999999 0.000000002 -> 1.00000000 Inexact Rounded
|
|
|
|
|
inx087 add 999999999 3 -> 1.00000000E+9 Inexact Rounded
|
|
|
|
|
inx089 add 0.999999999 0.000000003 -> 1.00000000 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
-- minus, plus, and subtract all assumed to work like add.
|
|
|
|
|
|
|
|
|
|
-- multiply
|
|
|
|
|
precision: 8
|
|
|
|
|
inx101 multiply 1000 1000 -> 1000000
|
|
|
|
|
inx102 multiply 9000 9000 -> 81000000
|
|
|
|
|
inx103 multiply 9999 9999 -> 99980001
|
|
|
|
|
inx104 multiply 1000 10000 -> 10000000
|
|
|
|
|
inx105 multiply 10000 10000 -> 1.0000000E+8 Rounded
|
|
|
|
|
inx106 multiply 10001 10000 -> 1.0001000E+8 Rounded
|
|
|
|
|
inx107 multiply 10001 10001 -> 1.0002000E+8 Inexact Rounded
|
|
|
|
|
inx108 multiply 10101 10001 -> 1.0102010E+8 Inexact Rounded
|
|
|
|
|
inx109 multiply 10001 10101 -> 1.0102010E+8 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
-- divide
|
|
|
|
|
precision: 4
|
|
|
|
|
inx201 divide 1000 1000 -> 1
|
|
|
|
|
inx202 divide 1000 1 -> 1000
|
|
|
|
|
inx203 divide 1000 2 -> 500
|
|
|
|
|
inx204 divide 1000 3 -> 333.3 Inexact Rounded
|
|
|
|
|
inx205 divide 1000 4 -> 250
|
|
|
|
|
inx206 divide 1000 5 -> 200
|
|
|
|
|
inx207 divide 1000 6 -> 166.7 Inexact Rounded
|
|
|
|
|
inx208 divide 1000 7 -> 142.9 Inexact Rounded
|
|
|
|
|
inx209 divide 1000 8 -> 125
|
|
|
|
|
inx210 divide 1000 9 -> 111.1 Inexact Rounded
|
|
|
|
|
inx211 divide 1000 10 -> 100
|
|
|
|
|
|
|
|
|
|
inx220 divide 1 1 -> 1
|
|
|
|
|
inx221 divide 1 2 -> 0.5
|
|
|
|
|
inx222 divide 1 4 -> 0.25
|
|
|
|
|
inx223 divide 1 8 -> 0.125
|
|
|
|
|
inx224 divide 1 16 -> 0.0625
|
|
|
|
|
inx225 divide 1 32 -> 0.03125
|
|
|
|
|
inx226 divide 1 64 -> 0.01563 Inexact Rounded
|
|
|
|
|
inx227 divide 1 128 -> 0.007813 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
precision: 5
|
|
|
|
|
inx230 divide 1 1 -> 1
|
|
|
|
|
inx231 divide 1 2 -> 0.5
|
|
|
|
|
inx232 divide 1 4 -> 0.25
|
|
|
|
|
inx233 divide 1 8 -> 0.125
|
|
|
|
|
inx234 divide 1 16 -> 0.0625
|
|
|
|
|
inx235 divide 1 32 -> 0.03125
|
|
|
|
|
inx236 divide 1 64 -> 0.015625
|
|
|
|
|
inx237 divide 1 128 -> 0.0078125
|
|
|
|
|
|
|
|
|
|
precision: 3
|
|
|
|
|
inx240 divide 1 1 -> 1
|
|
|
|
|
inx241 divide 1 2 -> 0.5
|
|
|
|
|
inx242 divide 1 4 -> 0.25
|
|
|
|
|
inx243 divide 1 8 -> 0.125
|
|
|
|
|
inx244 divide 1 16 -> 0.0625
|
|
|
|
|
inx245 divide 1 32 -> 0.0313 Inexact Rounded
|
|
|
|
|
inx246 divide 1 64 -> 0.0156 Inexact Rounded
|
|
|
|
|
inx247 divide 1 128 -> 0.00781 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
precision: 2
|
|
|
|
|
inx250 divide 1 1 -> 1
|
|
|
|
|
inx251 divide 1 2 -> 0.5
|
|
|
|
|
inx252 divide 1 4 -> 0.25
|
|
|
|
|
inx253 divide 1 8 -> 0.13 Inexact Rounded
|
|
|
|
|
inx254 divide 1 16 -> 0.063 Inexact Rounded
|
|
|
|
|
inx255 divide 1 32 -> 0.031 Inexact Rounded
|
|
|
|
|
inx256 divide 1 64 -> 0.016 Inexact Rounded
|
|
|
|
|
inx257 divide 1 128 -> 0.0078 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
precision: 1
|
|
|
|
|
inx260 divide 1 1 -> 1
|
|
|
|
|
inx261 divide 1 2 -> 0.5
|
|
|
|
|
inx262 divide 1 4 -> 0.3 Inexact Rounded
|
|
|
|
|
inx263 divide 1 8 -> 0.1 Inexact Rounded
|
|
|
|
|
inx264 divide 1 16 -> 0.06 Inexact Rounded
|
|
|
|
|
inx265 divide 1 32 -> 0.03 Inexact Rounded
|
|
|
|
|
inx266 divide 1 64 -> 0.02 Inexact Rounded
|
|
|
|
|
inx267 divide 1 128 -> 0.008 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
-- power
|
|
|
|
|
precision: 4
|
|
|
|
|
inx301 power 0.5 2 -> 0.25
|
|
|
|
|
inx302 power 0.5 4 -> 0.0625
|
|
|
|
|
inx303 power 0.5 8 -> 0.003906 Inexact Rounded
|
|
|
|
|
inx304 power 0.5 16 -> 0.00001526 Inexact Rounded
|
|
|
|
|
inx305 power 0.5 32 -> 2.328E-10 Inexact Rounded
|
|
|
|
|
|
|
|
|
|
-- compare, divideInteger, and remainder are always exact
|
|
|
|
|
|
|
|
|
|
-- rescale
|
|
|
|
|
precision: 4
|
|
|
|
|
inx401 rescale 0 0 -> 0
|
|
|
|
|
inx402 rescale 1 0 -> 1
|
|
|
|
|
inx403 rescale 0.1 +2 -> 0E+2 Inexact Rounded
|
|
|
|
|
inx404 rescale 0.1 +1 -> 0E+1 Inexact Rounded
|
|
|
|
|
inx405 rescale 0.1 0 -> 0 Inexact Rounded
|
|
|
|
|
inx406 rescale 0.1 -1 -> 0.1
|
|
|
|
|
inx407 rescale 0.1 -2 -> 0.10
|
|
|
|
|
|
|
|
|
|
-- long operands cause rounding too
|
|
|
|
|
precision: 9
|
|
|
|
|
inx801 plus 123456789 -> 123456789
|
|
|
|
|
inx802 plus 1234567890 -> 1.23456789E+9 Rounded
|
|
|
|
|
inx803 plus 1234567891 -> 1.23456789E+9 Inexact Rounded
|
|
|
|
|
inx804 plus 1234567892 -> 1.23456789E+9 Inexact Rounded
|
|
|
|
|
inx805 plus 1234567899 -> 1.23456790E+9 Inexact Rounded
|
|
|
|
|
inx806 plus 1234567900 -> 1.23456790E+9 Rounded
|
|
|
|
|
|
