| ------------------------------------------------------------------------ |
| -- reduce.decTest -- remove trailing zeros -- |
| -- Copyright (c) IBM Corporation, 2003, 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 -- |
| ------------------------------------------------------------------------ |
| -- [This used to be called normalize.] |
| |
| version: 2.59 |
| |
| extended: 1 |
| precision: 9 |
| rounding: half_up |
| maxExponent: 999 |
| minexponent: -999 |
| |
| redx001 reduce '1' -> '1' |
| redx002 reduce '-1' -> '-1' |
| redx003 reduce '1.00' -> '1' |
| redx004 reduce '-1.00' -> '-1' |
| redx005 reduce '0' -> '0' |
| redx006 reduce '0.00' -> '0' |
| redx007 reduce '00.0' -> '0' |
| redx008 reduce '00.00' -> '0' |
| redx009 reduce '00' -> '0' |
| redx010 reduce '0E+1' -> '0' |
| redx011 reduce '0E+5' -> '0' |
| |
| redx012 reduce '-2' -> '-2' |
| redx013 reduce '2' -> '2' |
| redx014 reduce '-2.00' -> '-2' |
| redx015 reduce '2.00' -> '2' |
| redx016 reduce '-0' -> '-0' |
| redx017 reduce '-0.00' -> '-0' |
| redx018 reduce '-00.0' -> '-0' |
| redx019 reduce '-00.00' -> '-0' |
| redx020 reduce '-00' -> '-0' |
| redx021 reduce '-0E+5' -> '-0' |
| redx022 reduce '-0E+1' -> '-0' |
| |
| redx030 reduce '+0.1' -> '0.1' |
| redx031 reduce '-0.1' -> '-0.1' |
| redx032 reduce '+0.01' -> '0.01' |
| redx033 reduce '-0.01' -> '-0.01' |
| redx034 reduce '+0.001' -> '0.001' |
| redx035 reduce '-0.001' -> '-0.001' |
| redx036 reduce '+0.000001' -> '0.000001' |
| redx037 reduce '-0.000001' -> '-0.000001' |
| redx038 reduce '+0.000000000001' -> '1E-12' |
| redx039 reduce '-0.000000000001' -> '-1E-12' |
| |
| redx041 reduce 1.1 -> 1.1 |
| redx042 reduce 1.10 -> 1.1 |
| redx043 reduce 1.100 -> 1.1 |
| redx044 reduce 1.110 -> 1.11 |
| redx045 reduce -1.1 -> -1.1 |
| redx046 reduce -1.10 -> -1.1 |
| redx047 reduce -1.100 -> -1.1 |
| redx048 reduce -1.110 -> -1.11 |
| redx049 reduce 9.9 -> 9.9 |
| redx050 reduce 9.90 -> 9.9 |
| redx051 reduce 9.900 -> 9.9 |
| redx052 reduce 9.990 -> 9.99 |
| redx053 reduce -9.9 -> -9.9 |
| redx054 reduce -9.90 -> -9.9 |
| redx055 reduce -9.900 -> -9.9 |
| redx056 reduce -9.990 -> -9.99 |
| |
| -- some trailing fractional zeros with zeros in units |
| redx060 reduce 10.0 -> 1E+1 |
| redx061 reduce 10.00 -> 1E+1 |
| redx062 reduce 100.0 -> 1E+2 |
| redx063 reduce 100.00 -> 1E+2 |
| redx064 reduce 1.1000E+3 -> 1.1E+3 |
| redx065 reduce 1.10000E+3 -> 1.1E+3 |
| redx066 reduce -10.0 -> -1E+1 |
| redx067 reduce -10.00 -> -1E+1 |
| redx068 reduce -100.0 -> -1E+2 |
| redx069 reduce -100.00 -> -1E+2 |
| redx070 reduce -1.1000E+3 -> -1.1E+3 |
| redx071 reduce -1.10000E+3 -> -1.1E+3 |
| |
| -- some insignificant trailing zeros with positive exponent |
| redx080 reduce 10E+1 -> 1E+2 |
| redx081 reduce 100E+1 -> 1E+3 |
| redx082 reduce 1.0E+2 -> 1E+2 |
| redx083 reduce 1.0E+3 -> 1E+3 |
| redx084 reduce 1.1E+3 -> 1.1E+3 |
| redx085 reduce 1.00E+3 -> 1E+3 |
| redx086 reduce 1.10E+3 -> 1.1E+3 |
| redx087 reduce -10E+1 -> -1E+2 |
| redx088 reduce -100E+1 -> -1E+3 |
| redx089 reduce -1.0E+2 -> -1E+2 |
| redx090 reduce -1.0E+3 -> -1E+3 |
| redx091 reduce -1.1E+3 -> -1.1E+3 |
| redx092 reduce -1.00E+3 -> -1E+3 |
| redx093 reduce -1.10E+3 -> -1.1E+3 |
| |
| -- some significant trailing zeros, were we to be trimming |
| redx100 reduce 11 -> 11 |
| redx101 reduce 10 -> 1E+1 |
| redx102 reduce 10. -> 1E+1 |
| redx103 reduce 1.1E+1 -> 11 |
| redx104 reduce 1.0E+1 -> 1E+1 |
| redx105 reduce 1.10E+2 -> 1.1E+2 |
| redx106 reduce 1.00E+2 -> 1E+2 |
| redx107 reduce 1.100E+3 -> 1.1E+3 |
| redx108 reduce 1.000E+3 -> 1E+3 |
| redx109 reduce 1.000000E+6 -> 1E+6 |
| redx110 reduce -11 -> -11 |
| redx111 reduce -10 -> -1E+1 |
| redx112 reduce -10. -> -1E+1 |
| redx113 reduce -1.1E+1 -> -11 |
| redx114 reduce -1.0E+1 -> -1E+1 |
| redx115 reduce -1.10E+2 -> -1.1E+2 |
| redx116 reduce -1.00E+2 -> -1E+2 |
| redx117 reduce -1.100E+3 -> -1.1E+3 |
| redx118 reduce -1.000E+3 -> -1E+3 |
| redx119 reduce -1.00000E+5 -> -1E+5 |
| redx120 reduce -1.000000E+6 -> -1E+6 |
| redx121 reduce -10.00000E+6 -> -1E+7 |
| redx122 reduce -100.0000E+6 -> -1E+8 |
| redx123 reduce -1000.000E+6 -> -1E+9 |
| redx124 reduce -10000.00E+6 -> -1E+10 |
| redx125 reduce -100000.0E+6 -> -1E+11 |
| redx126 reduce -1000000.E+6 -> -1E+12 |
| |
| -- examples from decArith |
| redx140 reduce '2.1' -> '2.1' |
| redx141 reduce '-2.0' -> '-2' |
| redx142 reduce '1.200' -> '1.2' |
| redx143 reduce '-120' -> '-1.2E+2' |
| redx144 reduce '120.00' -> '1.2E+2' |
| redx145 reduce '0.00' -> '0' |
| |
| -- overflow tests |
| maxexponent: 999999999 |
| minexponent: -999999999 |
| precision: 3 |
| redx160 reduce 9.999E+999999999 -> Infinity Inexact Overflow Rounded |
| redx161 reduce -9.999E+999999999 -> -Infinity Inexact Overflow Rounded |
| |
| -- subnormals and underflow |
| precision: 3 |
| maxexponent: 999 |
| minexponent: -999 |
| redx210 reduce 1.00E-999 -> 1E-999 |
| redx211 reduce 0.1E-999 -> 1E-1000 Subnormal |
| redx212 reduce 0.10E-999 -> 1E-1000 Subnormal |
| redx213 reduce 0.100E-999 -> 1E-1000 Subnormal Rounded |
| redx214 reduce 0.01E-999 -> 1E-1001 Subnormal |
| -- next is rounded to Emin |
| redx215 reduce 0.999E-999 -> 1E-999 Inexact Rounded Subnormal Underflow |
| redx216 reduce 0.099E-999 -> 1E-1000 Inexact Rounded Subnormal Underflow |
| redx217 reduce 0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow |
| redx218 reduce 0.001E-999 -> 0 Inexact Rounded Subnormal Underflow Clamped |
| redx219 reduce 0.0009E-999 -> 0 Inexact Rounded Subnormal Underflow Clamped |
| redx220 reduce 0.0001E-999 -> 0 Inexact Rounded Subnormal Underflow Clamped |
| |
| redx230 reduce -1.00E-999 -> -1E-999 |
| redx231 reduce -0.1E-999 -> -1E-1000 Subnormal |
| redx232 reduce -0.10E-999 -> -1E-1000 Subnormal |
| redx233 reduce -0.100E-999 -> -1E-1000 Subnormal Rounded |
| redx234 reduce -0.01E-999 -> -1E-1001 Subnormal |
| -- next is rounded to Emin |
| redx235 reduce -0.999E-999 -> -1E-999 Inexact Rounded Subnormal Underflow |
| redx236 reduce -0.099E-999 -> -1E-1000 Inexact Rounded Subnormal Underflow |
| redx237 reduce -0.009E-999 -> -1E-1001 Inexact Rounded Subnormal Underflow |
| redx238 reduce -0.001E-999 -> -0 Inexact Rounded Subnormal Underflow Clamped |
| redx239 reduce -0.0009E-999 -> -0 Inexact Rounded Subnormal Underflow Clamped |
| redx240 reduce -0.0001E-999 -> -0 Inexact Rounded Subnormal Underflow Clamped |
| |
| -- more reshaping |
| precision: 9 |
| redx260 reduce '56260E-10' -> '0.000005626' |
| redx261 reduce '56260E-5' -> '0.5626' |
| redx262 reduce '56260E-2' -> '562.6' |
| redx263 reduce '56260E-1' -> '5626' |
| redx265 reduce '56260E-0' -> '5.626E+4' |
| redx266 reduce '56260E+0' -> '5.626E+4' |
| redx267 reduce '56260E+1' -> '5.626E+5' |
| redx268 reduce '56260E+2' -> '5.626E+6' |
| redx269 reduce '56260E+3' -> '5.626E+7' |
| redx270 reduce '56260E+4' -> '5.626E+8' |
| redx271 reduce '56260E+5' -> '5.626E+9' |
| redx272 reduce '56260E+6' -> '5.626E+10' |
| redx280 reduce '-56260E-10' -> '-0.000005626' |
| redx281 reduce '-56260E-5' -> '-0.5626' |
| redx282 reduce '-56260E-2' -> '-562.6' |
| redx283 reduce '-56260E-1' -> '-5626' |
| redx285 reduce '-56260E-0' -> '-5.626E+4' |
| redx286 reduce '-56260E+0' -> '-5.626E+4' |
| redx287 reduce '-56260E+1' -> '-5.626E+5' |
| redx288 reduce '-56260E+2' -> '-5.626E+6' |
| redx289 reduce '-56260E+3' -> '-5.626E+7' |
| redx290 reduce '-56260E+4' -> '-5.626E+8' |
| redx291 reduce '-56260E+5' -> '-5.626E+9' |
| redx292 reduce '-56260E+6' -> '-5.626E+10' |
| |
| -- FL test |
| precision: 40 |
| redx295 reduce 9892345673.0123456780000000000 -> 9892345673.012345678 |
| |
| -- specials |
| redx820 reduce 'Inf' -> 'Infinity' |
| redx821 reduce '-Inf' -> '-Infinity' |
| redx822 reduce NaN -> NaN |
| redx823 reduce sNaN -> NaN Invalid_operation |
| redx824 reduce NaN101 -> NaN101 |
| redx825 reduce sNaN010 -> NaN10 Invalid_operation |
| redx827 reduce -NaN -> -NaN |
| redx828 reduce -sNaN -> -NaN Invalid_operation |
| redx829 reduce -NaN101 -> -NaN101 |
| redx830 reduce -sNaN010 -> -NaN10 Invalid_operation |
| |
| -- payload decapitate |
| precision: 5 |
| redx62100 reduce sNaN1234567890 -> NaN67890 Invalid_operation |
| |
| -- Null test |
| redx900 reduce # -> NaN Invalid_operation |