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235 lines
9.1 KiB
235 lines
9.1 KiB
4 months ago
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------------------------------------------------------------------------
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-- reduce.decTest -- remove trailing zeros --
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-- Copyright (c) IBM Corporation, 2003, 2008. All rights reserved. --
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------------------------------------------------------------------------
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-- Please see the document "General Decimal Arithmetic Testcases" --
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-- at http://www2.hursley.ibm.com/decimal for the description of --
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-- these testcases. --
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-- --
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-- These testcases are experimental ('beta' versions), and they --
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-- may contain errors. They are offered on an as-is basis. In --
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-- particular, achieving the same results as the tests here is not --
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-- a guarantee that an implementation complies with any Standard --
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-- or specification. The tests are not exhaustive. --
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-- --
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-- Please send comments, suggestions, and corrections to the author: --
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-- Mike Cowlishaw, IBM Fellow --
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-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
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-- mfc@uk.ibm.com --
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------------------------------------------------------------------------
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-- [This used to be called normalize.]
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version: 2.59
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extended: 1
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precision: 9
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rounding: half_up
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maxExponent: 999
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minexponent: -999
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redx001 reduce '1' -> '1'
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redx002 reduce '-1' -> '-1'
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redx003 reduce '1.00' -> '1'
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redx004 reduce '-1.00' -> '-1'
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redx005 reduce '0' -> '0'
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redx006 reduce '0.00' -> '0'
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redx007 reduce '00.0' -> '0'
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redx008 reduce '00.00' -> '0'
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redx009 reduce '00' -> '0'
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redx010 reduce '0E+1' -> '0'
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redx011 reduce '0E+5' -> '0'
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redx012 reduce '-2' -> '-2'
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redx013 reduce '2' -> '2'
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redx014 reduce '-2.00' -> '-2'
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redx015 reduce '2.00' -> '2'
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redx016 reduce '-0' -> '-0'
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redx017 reduce '-0.00' -> '-0'
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redx018 reduce '-00.0' -> '-0'
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redx019 reduce '-00.00' -> '-0'
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redx020 reduce '-00' -> '-0'
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redx021 reduce '-0E+5' -> '-0'
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redx022 reduce '-0E+1' -> '-0'
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redx030 reduce '+0.1' -> '0.1'
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redx031 reduce '-0.1' -> '-0.1'
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redx032 reduce '+0.01' -> '0.01'
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redx033 reduce '-0.01' -> '-0.01'
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redx034 reduce '+0.001' -> '0.001'
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redx035 reduce '-0.001' -> '-0.001'
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redx036 reduce '+0.000001' -> '0.000001'
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redx037 reduce '-0.000001' -> '-0.000001'
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redx038 reduce '+0.000000000001' -> '1E-12'
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redx039 reduce '-0.000000000001' -> '-1E-12'
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redx041 reduce 1.1 -> 1.1
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redx042 reduce 1.10 -> 1.1
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redx043 reduce 1.100 -> 1.1
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redx044 reduce 1.110 -> 1.11
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redx045 reduce -1.1 -> -1.1
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redx046 reduce -1.10 -> -1.1
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redx047 reduce -1.100 -> -1.1
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redx048 reduce -1.110 -> -1.11
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redx049 reduce 9.9 -> 9.9
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redx050 reduce 9.90 -> 9.9
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redx051 reduce 9.900 -> 9.9
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redx052 reduce 9.990 -> 9.99
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redx053 reduce -9.9 -> -9.9
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redx054 reduce -9.90 -> -9.9
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redx055 reduce -9.900 -> -9.9
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redx056 reduce -9.990 -> -9.99
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-- some trailing fractional zeros with zeros in units
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redx060 reduce 10.0 -> 1E+1
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redx061 reduce 10.00 -> 1E+1
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redx062 reduce 100.0 -> 1E+2
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redx063 reduce 100.00 -> 1E+2
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redx064 reduce 1.1000E+3 -> 1.1E+3
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redx065 reduce 1.10000E+3 -> 1.1E+3
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redx066 reduce -10.0 -> -1E+1
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redx067 reduce -10.00 -> -1E+1
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redx068 reduce -100.0 -> -1E+2
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redx069 reduce -100.00 -> -1E+2
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redx070 reduce -1.1000E+3 -> -1.1E+3
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redx071 reduce -1.10000E+3 -> -1.1E+3
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-- some insignificant trailing zeros with positive exponent
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redx080 reduce 10E+1 -> 1E+2
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redx081 reduce 100E+1 -> 1E+3
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redx082 reduce 1.0E+2 -> 1E+2
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redx083 reduce 1.0E+3 -> 1E+3
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redx084 reduce 1.1E+3 -> 1.1E+3
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redx085 reduce 1.00E+3 -> 1E+3
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redx086 reduce 1.10E+3 -> 1.1E+3
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redx087 reduce -10E+1 -> -1E+2
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redx088 reduce -100E+1 -> -1E+3
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redx089 reduce -1.0E+2 -> -1E+2
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redx090 reduce -1.0E+3 -> -1E+3
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redx091 reduce -1.1E+3 -> -1.1E+3
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redx092 reduce -1.00E+3 -> -1E+3
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redx093 reduce -1.10E+3 -> -1.1E+3
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-- some significant trailing zeros, were we to be trimming
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redx100 reduce 11 -> 11
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redx101 reduce 10 -> 1E+1
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redx102 reduce 10. -> 1E+1
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redx103 reduce 1.1E+1 -> 11
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redx104 reduce 1.0E+1 -> 1E+1
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redx105 reduce 1.10E+2 -> 1.1E+2
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redx106 reduce 1.00E+2 -> 1E+2
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redx107 reduce 1.100E+3 -> 1.1E+3
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redx108 reduce 1.000E+3 -> 1E+3
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redx109 reduce 1.000000E+6 -> 1E+6
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redx110 reduce -11 -> -11
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redx111 reduce -10 -> -1E+1
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redx112 reduce -10. -> -1E+1
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redx113 reduce -1.1E+1 -> -11
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redx114 reduce -1.0E+1 -> -1E+1
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redx115 reduce -1.10E+2 -> -1.1E+2
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redx116 reduce -1.00E+2 -> -1E+2
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redx117 reduce -1.100E+3 -> -1.1E+3
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redx118 reduce -1.000E+3 -> -1E+3
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redx119 reduce -1.00000E+5 -> -1E+5
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redx120 reduce -1.000000E+6 -> -1E+6
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redx121 reduce -10.00000E+6 -> -1E+7
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redx122 reduce -100.0000E+6 -> -1E+8
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redx123 reduce -1000.000E+6 -> -1E+9
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redx124 reduce -10000.00E+6 -> -1E+10
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redx125 reduce -100000.0E+6 -> -1E+11
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redx126 reduce -1000000.E+6 -> -1E+12
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-- examples from decArith
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redx140 reduce '2.1' -> '2.1'
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redx141 reduce '-2.0' -> '-2'
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redx142 reduce '1.200' -> '1.2'
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redx143 reduce '-120' -> '-1.2E+2'
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redx144 reduce '120.00' -> '1.2E+2'
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redx145 reduce '0.00' -> '0'
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-- overflow tests
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maxexponent: 999999999
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minexponent: -999999999
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precision: 3
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redx160 reduce 9.999E+999999999 -> Infinity Inexact Overflow Rounded
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redx161 reduce -9.999E+999999999 -> -Infinity Inexact Overflow Rounded
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-- subnormals and underflow
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precision: 3
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maxexponent: 999
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minexponent: -999
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redx210 reduce 1.00E-999 -> 1E-999
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redx211 reduce 0.1E-999 -> 1E-1000 Subnormal
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redx212 reduce 0.10E-999 -> 1E-1000 Subnormal
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redx213 reduce 0.100E-999 -> 1E-1000 Subnormal Rounded
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redx214 reduce 0.01E-999 -> 1E-1001 Subnormal
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-- next is rounded to Emin
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redx215 reduce 0.999E-999 -> 1E-999 Inexact Rounded Subnormal Underflow
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redx216 reduce 0.099E-999 -> 1E-1000 Inexact Rounded Subnormal Underflow
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redx217 reduce 0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow
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redx218 reduce 0.001E-999 -> 0 Inexact Rounded Subnormal Underflow Clamped
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redx219 reduce 0.0009E-999 -> 0 Inexact Rounded Subnormal Underflow Clamped
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redx220 reduce 0.0001E-999 -> 0 Inexact Rounded Subnormal Underflow Clamped
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redx230 reduce -1.00E-999 -> -1E-999
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redx231 reduce -0.1E-999 -> -1E-1000 Subnormal
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redx232 reduce -0.10E-999 -> -1E-1000 Subnormal
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redx233 reduce -0.100E-999 -> -1E-1000 Subnormal Rounded
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redx234 reduce -0.01E-999 -> -1E-1001 Subnormal
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-- next is rounded to Emin
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redx235 reduce -0.999E-999 -> -1E-999 Inexact Rounded Subnormal Underflow
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redx236 reduce -0.099E-999 -> -1E-1000 Inexact Rounded Subnormal Underflow
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redx237 reduce -0.009E-999 -> -1E-1001 Inexact Rounded Subnormal Underflow
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redx238 reduce -0.001E-999 -> -0 Inexact Rounded Subnormal Underflow Clamped
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redx239 reduce -0.0009E-999 -> -0 Inexact Rounded Subnormal Underflow Clamped
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redx240 reduce -0.0001E-999 -> -0 Inexact Rounded Subnormal Underflow Clamped
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-- more reshaping
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precision: 9
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redx260 reduce '56260E-10' -> '0.000005626'
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redx261 reduce '56260E-5' -> '0.5626'
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redx262 reduce '56260E-2' -> '562.6'
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redx263 reduce '56260E-1' -> '5626'
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redx265 reduce '56260E-0' -> '5.626E+4'
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redx266 reduce '56260E+0' -> '5.626E+4'
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redx267 reduce '56260E+1' -> '5.626E+5'
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redx268 reduce '56260E+2' -> '5.626E+6'
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redx269 reduce '56260E+3' -> '5.626E+7'
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redx270 reduce '56260E+4' -> '5.626E+8'
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redx271 reduce '56260E+5' -> '5.626E+9'
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redx272 reduce '56260E+6' -> '5.626E+10'
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redx280 reduce '-56260E-10' -> '-0.000005626'
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redx281 reduce '-56260E-5' -> '-0.5626'
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redx282 reduce '-56260E-2' -> '-562.6'
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redx283 reduce '-56260E-1' -> '-5626'
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redx285 reduce '-56260E-0' -> '-5.626E+4'
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redx286 reduce '-56260E+0' -> '-5.626E+4'
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redx287 reduce '-56260E+1' -> '-5.626E+5'
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redx288 reduce '-56260E+2' -> '-5.626E+6'
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redx289 reduce '-56260E+3' -> '-5.626E+7'
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redx290 reduce '-56260E+4' -> '-5.626E+8'
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redx291 reduce '-56260E+5' -> '-5.626E+9'
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redx292 reduce '-56260E+6' -> '-5.626E+10'
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-- FL test
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precision: 40
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redx295 reduce 9892345673.0123456780000000000 -> 9892345673.012345678
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-- specials
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redx820 reduce 'Inf' -> 'Infinity'
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redx821 reduce '-Inf' -> '-Infinity'
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redx822 reduce NaN -> NaN
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redx823 reduce sNaN -> NaN Invalid_operation
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redx824 reduce NaN101 -> NaN101
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redx825 reduce sNaN010 -> NaN10 Invalid_operation
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redx827 reduce -NaN -> -NaN
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redx828 reduce -sNaN -> -NaN Invalid_operation
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redx829 reduce -NaN101 -> -NaN101
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redx830 reduce -sNaN010 -> -NaN10 Invalid_operation
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-- payload decapitate
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precision: 5
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redx62100 reduce sNaN1234567890 -> NaN67890 Invalid_operation
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-- Null test
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redx900 reduce # -> NaN Invalid_operation
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