1 ------------------------------------------------------------------------ 2 -- plus.decTest -- decimal monadic addition -- 3 -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- 4 ------------------------------------------------------------------------ 5 -- Please see the document "General Decimal Arithmetic Testcases" -- 6 -- at http://www2.hursley.ibm.com/decimal for the description of -- 7 -- these testcases. -- 8 -- -- 9 -- These testcases are experimental ('beta' versions), and they -- 10 -- may contain errors. They are offered on an as-is basis. In -- 11 -- particular, achieving the same results as the tests here is not -- 12 -- a guarantee that an implementation complies with any Standard -- 13 -- or specification. The tests are not exhaustive. -- 14 -- -- 15 -- Please send comments, suggestions, and corrections to the author: -- 16 -- Mike Cowlishaw, IBM Fellow -- 17 -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- 18 -- mfc (a] uk.ibm.com -- 19 ------------------------------------------------------------------------ 20 version: 2.59 21 22 -- This set of tests primarily tests the existence of the operator. 23 -- Addition and rounding, and most overflows, are tested elsewhere. 24 25 extended: 1 26 precision: 9 27 rounding: half_up 28 maxExponent: 384 29 minexponent: -383 30 31 plux001 plus '1' -> '1' 32 plux002 plus '-1' -> '-1' 33 plux003 plus '1.00' -> '1.00' 34 plux004 plus '-1.00' -> '-1.00' 35 plux005 plus '0' -> '0' 36 plux006 plus '0.00' -> '0.00' 37 plux007 plus '00.0' -> '0.0' 38 plux008 plus '00.00' -> '0.00' 39 plux009 plus '00' -> '0' 40 41 plux010 plus '-2' -> '-2' 42 plux011 plus '2' -> '2' 43 plux012 plus '-2.00' -> '-2.00' 44 plux013 plus '2.00' -> '2.00' 45 plux014 plus '-0' -> '0' 46 plux015 plus '-0.00' -> '0.00' 47 plux016 plus '-00.0' -> '0.0' 48 plux017 plus '-00.00' -> '0.00' 49 plux018 plus '-00' -> '0' 50 51 plux020 plus '-2000000' -> '-2000000' 52 plux021 plus '2000000' -> '2000000' 53 precision: 7 54 plux022 plus '-2000000' -> '-2000000' 55 plux023 plus '2000000' -> '2000000' 56 precision: 6 57 plux024 plus '-2000000' -> '-2.00000E+6' Rounded 58 plux025 plus '2000000' -> '2.00000E+6' Rounded 59 precision: 3 60 plux026 plus '-2000000' -> '-2.00E+6' Rounded 61 plux027 plus '2000000' -> '2.00E+6' Rounded 62 63 -- more fixed, potential LHS swaps if done by add 0 64 precision: 9 65 plux060 plus '56267E-10' -> '0.0000056267' 66 plux061 plus '56267E-5' -> '0.56267' 67 plux062 plus '56267E-2' -> '562.67' 68 plux063 plus '56267E-1' -> '5626.7' 69 plux065 plus '56267E-0' -> '56267' 70 plux066 plus '56267E+0' -> '56267' 71 plux067 plus '56267E+1' -> '5.6267E+5' 72 plux068 plus '56267E+2' -> '5.6267E+6' 73 plux069 plus '56267E+3' -> '5.6267E+7' 74 plux070 plus '56267E+4' -> '5.6267E+8' 75 plux071 plus '56267E+5' -> '5.6267E+9' 76 plux072 plus '56267E+6' -> '5.6267E+10' 77 plux080 plus '-56267E-10' -> '-0.0000056267' 78 plux081 plus '-56267E-5' -> '-0.56267' 79 plux082 plus '-56267E-2' -> '-562.67' 80 plux083 plus '-56267E-1' -> '-5626.7' 81 plux085 plus '-56267E-0' -> '-56267' 82 plux086 plus '-56267E+0' -> '-56267' 83 plux087 plus '-56267E+1' -> '-5.6267E+5' 84 plux088 plus '-56267E+2' -> '-5.6267E+6' 85 plux089 plus '-56267E+3' -> '-5.6267E+7' 86 plux090 plus '-56267E+4' -> '-5.6267E+8' 87 plux091 plus '-56267E+5' -> '-5.6267E+9' 88 plux092 plus '-56267E+6' -> '-5.6267E+10' 89 90 -- "lhs" zeros in plus and minus have exponent = operand 91 plux120 plus '-0E3' -> '0E+3' 92 plux121 plus '-0E2' -> '0E+2' 93 plux122 plus '-0E1' -> '0E+1' 94 plux123 plus '-0E0' -> '0' 95 plux124 plus '+0E0' -> '0' 96 plux125 plus '+0E1' -> '0E+1' 97 plux126 plus '+0E2' -> '0E+2' 98 plux127 plus '+0E3' -> '0E+3' 99 100 plux130 plus '-5E3' -> '-5E+3' 101 plux131 plus '-5E8' -> '-5E+8' 102 plux132 plus '-5E13' -> '-5E+13' 103 plux133 plus '-5E18' -> '-5E+18' 104 plux134 plus '+5E3' -> '5E+3' 105 plux135 plus '+5E8' -> '5E+8' 106 plux136 plus '+5E13' -> '5E+13' 107 plux137 plus '+5E18' -> '5E+18' 108 109 -- specials 110 plux150 plus 'Inf' -> 'Infinity' 111 plux151 plus '-Inf' -> '-Infinity' 112 plux152 plus NaN -> NaN 113 plux153 plus sNaN -> NaN Invalid_operation 114 plux154 plus NaN77 -> NaN77 115 plux155 plus sNaN88 -> NaN88 Invalid_operation 116 plux156 plus -NaN -> -NaN 117 plux157 plus -sNaN -> -NaN Invalid_operation 118 plux158 plus -NaN77 -> -NaN77 119 plux159 plus -sNaN88 -> -NaN88 Invalid_operation 120 121 -- overflow tests 122 maxexponent: 999999999 123 minexponent: -999999999 124 precision: 3 125 plux160 plus 9.999E+999999999 -> Infinity Inexact Overflow Rounded 126 plux161 plus -9.999E+999999999 -> -Infinity Inexact Overflow Rounded 127 128 -- subnormals and underflow 129 precision: 3 130 maxexponent: 999 131 minexponent: -999 132 plux210 plus 1.00E-999 -> 1.00E-999 133 plux211 plus 0.1E-999 -> 1E-1000 Subnormal 134 plux212 plus 0.10E-999 -> 1.0E-1000 Subnormal 135 plux213 plus 0.100E-999 -> 1.0E-1000 Subnormal Rounded 136 plux214 plus 0.01E-999 -> 1E-1001 Subnormal 137 -- next is rounded to Emin 138 plux215 plus 0.999E-999 -> 1.00E-999 Inexact Rounded Subnormal Underflow 139 plux216 plus 0.099E-999 -> 1.0E-1000 Inexact Rounded Subnormal Underflow 140 plux217 plus 0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow 141 plux218 plus 0.001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped 142 plux219 plus 0.0009E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped 143 plux220 plus 0.0001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped 144 145 plux230 plus -1.00E-999 -> -1.00E-999 146 plux231 plus -0.1E-999 -> -1E-1000 Subnormal 147 plux232 plus -0.10E-999 -> -1.0E-1000 Subnormal 148 plux233 plus -0.100E-999 -> -1.0E-1000 Subnormal Rounded 149 plux234 plus -0.01E-999 -> -1E-1001 Subnormal 150 -- next is rounded to Emin 151 plux235 plus -0.999E-999 -> -1.00E-999 Inexact Rounded Subnormal Underflow 152 plux236 plus -0.099E-999 -> -1.0E-1000 Inexact Rounded Subnormal Underflow 153 plux237 plus -0.009E-999 -> -1E-1001 Inexact Rounded Subnormal Underflow 154 plux238 plus -0.001E-999 -> -0E-1001 Inexact Rounded Subnormal Underflow Clamped 155 plux239 plus -0.0009E-999 -> -0E-1001 Inexact Rounded Subnormal Underflow Clamped 156 plux240 plus -0.0001E-999 -> -0E-1001 Inexact Rounded Subnormal Underflow Clamped 157 158 -- subnormals clamped to 0-Etiny 159 precision: 16 160 maxExponent: 384 161 minExponent: -383 162 plux251 plus 7E-398 -> 7E-398 Subnormal 163 plux252 plus 0E-398 -> 0E-398 164 plux253 plus 7E-399 -> 1E-398 Subnormal Underflow Inexact Rounded 165 plux254 plus 4E-399 -> 0E-398 Clamped Subnormal Underflow Inexact Rounded 166 plux255 plus 7E-400 -> 0E-398 Clamped Subnormal Underflow Inexact Rounded 167 plux256 plus 7E-401 -> 0E-398 Clamped Subnormal Underflow Inexact Rounded 168 plux257 plus 0E-399 -> 0E-398 Clamped 169 plux258 plus 0E-400 -> 0E-398 Clamped 170 plux259 plus 0E-401 -> 0E-398 Clamped 171 172 -- long operand checks 173 maxexponent: 999 174 minexponent: -999 175 precision: 9 176 plux301 plus 12345678000 -> 1.23456780E+10 Rounded 177 plux302 plus 1234567800 -> 1.23456780E+9 Rounded 178 plux303 plus 1234567890 -> 1.23456789E+9 Rounded 179 plux304 plus 1234567891 -> 1.23456789E+9 Inexact Rounded 180 plux305 plus 12345678901 -> 1.23456789E+10 Inexact Rounded 181 plux306 plus 1234567896 -> 1.23456790E+9 Inexact Rounded 182 183 -- still checking 184 precision: 15 185 plux321 plus 12345678000 -> 12345678000 186 plux322 plus 1234567800 -> 1234567800 187 plux323 plus 1234567890 -> 1234567890 188 plux324 plus 1234567891 -> 1234567891 189 plux325 plus 12345678901 -> 12345678901 190 plux326 plus 1234567896 -> 1234567896 191 precision: 9 192 193 -- Null tests 194 plu900 plus # -> NaN Invalid_operation 195 196
