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//usr/lib/python2.4/test/decimaltestdata/plus.decTest
------------------------------------------------------------------------ -- plus.decTest -- decimal monadic addition -- -- Copyright (c) IBM Corporation, 1981, 2004. 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: 2.39 -- This set of tests primarily tests the existence of the operator. -- Addition and rounding, and most overflows, are tested elsewhere. extended: 1 precision: 9 rounding: half_up maxExponent: 384 minexponent: -383 plux001 plus '1' -> '1' plux002 plus '-1' -> '-1' plux003 plus '1.00' -> '1.00' plux004 plus '-1.00' -> '-1.00' plux005 plus '0' -> '0' plux006 plus '0.00' -> '0.00' plux007 plus '00.0' -> '0.0' plux008 plus '00.00' -> '0.00' plux009 plus '00' -> '0' plux010 plus '-2' -> '-2' plux011 plus '2' -> '2' plux012 plus '-2.00' -> '-2.00' plux013 plus '2.00' -> '2.00' plux014 plus '-0' -> '0' plux015 plus '-0.00' -> '0.00' plux016 plus '-00.0' -> '0.0' plux017 plus '-00.00' -> '0.00' plux018 plus '-00' -> '0' plux020 plus '-2000000' -> '-2000000' plux021 plus '2000000' -> '2000000' precision: 7 plux022 plus '-2000000' -> '-2000000' plux023 plus '2000000' -> '2000000' precision: 6 plux024 plus '-2000000' -> '-2.00000E+6' Rounded plux025 plus '2000000' -> '2.00000E+6' Rounded precision: 3 plux026 plus '-2000000' -> '-2.00E+6' Rounded plux027 plus '2000000' -> '2.00E+6' Rounded -- more fixed, potential LHS swaps if done by add 0 precision: 9 plux060 plus '56267E-10' -> '0.0000056267' plux061 plus '56267E-5' -> '0.56267' plux062 plus '56267E-2' -> '562.67' plux063 plus '56267E-1' -> '5626.7' plux065 plus '56267E-0' -> '56267' plux066 plus '56267E+0' -> '56267' plux067 plus '56267E+1' -> '5.6267E+5' plux068 plus '56267E+2' -> '5.6267E+6' plux069 plus '56267E+3' -> '5.6267E+7' plux070 plus '56267E+4' -> '5.6267E+8' plux071 plus '56267E+5' -> '5.6267E+9' plux072 plus '56267E+6' -> '5.6267E+10' plux080 plus '-56267E-10' -> '-0.0000056267' plux081 plus '-56267E-5' -> '-0.56267' plux082 plus '-56267E-2' -> '-562.67' plux083 plus '-56267E-1' -> '-5626.7' plux085 plus '-56267E-0' -> '-56267' plux086 plus '-56267E+0' -> '-56267' plux087 plus '-56267E+1' -> '-5.6267E+5' plux088 plus '-56267E+2' -> '-5.6267E+6' plux089 plus '-56267E+3' -> '-5.6267E+7' plux090 plus '-56267E+4' -> '-5.6267E+8' plux091 plus '-56267E+5' -> '-5.6267E+9' plux092 plus '-56267E+6' -> '-5.6267E+10' -- "lhs" zeros in plus and minus have exponent = operand plux120 plus '-0E3' -> '0E+3' plux121 plus '-0E2' -> '0E+2' plux122 plus '-0E1' -> '0E+1' plux123 plus '-0E0' -> '0' plux124 plus '+0E0' -> '0' plux125 plus '+0E1' -> '0E+1' plux126 plus '+0E2' -> '0E+2' plux127 plus '+0E3' -> '0E+3' plux130 plus '-5E3' -> '-5E+3' plux131 plus '-5E8' -> '-5E+8' plux132 plus '-5E13' -> '-5E+13' plux133 plus '-5E18' -> '-5E+18' plux134 plus '+5E3' -> '5E+3' plux135 plus '+5E8' -> '5E+8' plux136 plus '+5E13' -> '5E+13' plux137 plus '+5E18' -> '5E+18' -- specials plux150 plus 'Inf' -> 'Infinity' plux151 plus '-Inf' -> '-Infinity' plux152 plus NaN -> NaN plux153 plus sNaN -> NaN Invalid_operation plux154 plus NaN77 -> NaN77 plux155 plus sNaN88 -> NaN88 Invalid_operation plux156 plus -NaN -> -NaN plux157 plus -sNaN -> -NaN Invalid_operation plux158 plus -NaN77 -> -NaN77 plux159 plus -sNaN88 -> -NaN88 Invalid_operation -- overflow tests maxexponent: 999999999 minexponent: -999999999 precision: 3 plux160 plus 9.999E+999999999 -> Infinity Inexact Overflow Rounded plux161 plus -9.999E+999999999 -> -Infinity Inexact Overflow Rounded -- subnormals and underflow precision: 3 maxexponent: 999 minexponent: -999 plux210 plus 1.00E-999 -> 1.00E-999 plux211 plus 0.1E-999 -> 1E-1000 Subnormal plux212 plus 0.10E-999 -> 1.0E-1000 Subnormal plux213 plus 0.100E-999 -> 1.0E-1000 Subnormal Rounded plux214 plus 0.01E-999 -> 1E-1001 Subnormal -- next is rounded to Emin plux215 plus 0.999E-999 -> 1.00E-999 Inexact Rounded Subnormal Underflow plux216 plus 0.099E-999 -> 1.0E-1000 Inexact Rounded Subnormal Underflow plux217 plus 0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow plux218 plus 0.001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow plux219 plus 0.0009E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow plux220 plus 0.0001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow plux230 plus -1.00E-999 -> -1.00E-999 plux231 plus -0.1E-999 -> -1E-1000 Subnormal plux232 plus -0.10E-999 -> -1.0E-1000 Subnormal plux233 plus -0.100E-999 -> -1.0E-1000 Subnormal Rounded plux234 plus -0.01E-999 -> -1E-1001 Subnormal -- next is rounded to Emin plux235 plus -0.999E-999 -> -1.00E-999 Inexact Rounded Subnormal Underflow plux236 plus -0.099E-999 -> -1.0E-1000 Inexact Rounded Subnormal Underflow plux237 plus -0.009E-999 -> -1E-1001 Inexact Rounded Subnormal Underflow plux238 plus -0.001E-999 -> -0E-1001 Inexact Rounded Subnormal Underflow plux239 plus -0.0009E-999 -> -0E-1001 Inexact Rounded Subnormal Underflow plux240 plus -0.0001E-999 -> -0E-1001 Inexact Rounded Subnormal Underflow -- long operand checks maxexponent: 999 minexponent: -999 precision: 9 plux301 plus 12345678000 -> 1.23456780E+10 Rounded plux302 plus 1234567800 -> 1.23456780E+9 Rounded plux303 plus 1234567890 -> 1.23456789E+9 Rounded plux304 plus 1234567891 -> 1.23456789E+9 Inexact Rounded plux305 plus 12345678901 -> 1.23456789E+10 Inexact Rounded plux306 plus 1234567896 -> 1.23456790E+9 Inexact Rounded -- still checking precision: 15 plux321 plus 12345678000 -> 12345678000 plux322 plus 1234567800 -> 1234567800 plux323 plus 1234567890 -> 1234567890 plux324 plus 1234567891 -> 1234567891 plux325 plus 12345678901 -> 12345678901 plux326 plus 1234567896 -> 1234567896 precision: 9 -- Null tests plu900 plus # -> NaN Invalid_operation