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✏️ Editing: dqReduce.decTest

------------------------------------------------------------------------
-- dqReduce.decTest -- remove trailing zeros from a decQuad           --
-- 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                                                   --
------------------------------------------------------------------------

version: 2.59

extended:    1
clamp:       1
precision:   34
maxExponent: 6144
minExponent: -6143
rounding:    half_even

dqred001 reduce '1'      -> '1'
dqred002 reduce '-1'     -> '-1'
dqred003 reduce '1.00'   -> '1'
dqred004 reduce '-1.00'  -> '-1'
dqred005 reduce '0'      -> '0'
dqred006 reduce '0.00'   -> '0'
dqred007 reduce '00.0'   -> '0'
dqred008 reduce '00.00'  -> '0'
dqred009 reduce '00'     -> '0'
dqred010 reduce '0E+1'   -> '0'
dqred011 reduce '0E+5'   -> '0'

dqred012 reduce '-2'     -> '-2'
dqred013 reduce '2'      -> '2'
dqred014 reduce '-2.00'  -> '-2'
dqred015 reduce '2.00'   -> '2'
dqred016 reduce '-0'     -> '-0'
dqred017 reduce '-0.00'  -> '-0'
dqred018 reduce '-00.0'  -> '-0'
dqred019 reduce '-00.00' -> '-0'
dqred020 reduce '-00'    -> '-0'
dqred021 reduce '-0E+5'   -> '-0'
dqred022 reduce '-0E+1'  -> '-0'

dqred030 reduce '+0.1'            -> '0.1'
dqred031 reduce '-0.1'            -> '-0.1'
dqred032 reduce '+0.01'           -> '0.01'
dqred033 reduce '-0.01'           -> '-0.01'
dqred034 reduce '+0.001'          -> '0.001'
dqred035 reduce '-0.001'          -> '-0.001'
dqred036 reduce '+0.000001'       -> '0.000001'
dqred037 reduce '-0.000001'       -> '-0.000001'
dqred038 reduce '+0.000000000001' -> '1E-12'
dqred039 reduce '-0.000000000001' -> '-1E-12'

dqred041 reduce 1.1        -> 1.1
dqred042 reduce 1.10       -> 1.1
dqred043 reduce 1.100      -> 1.1
dqred044 reduce 1.110      -> 1.11
dqred045 reduce -1.1       -> -1.1
dqred046 reduce -1.10      -> -1.1
dqred047 reduce -1.100     -> -1.1
dqred048 reduce -1.110     -> -1.11
dqred049 reduce 9.9        -> 9.9
dqred050 reduce 9.90       -> 9.9
dqred051 reduce 9.900      -> 9.9
dqred052 reduce 9.990      -> 9.99
dqred053 reduce -9.9       -> -9.9
dqred054 reduce -9.90      -> -9.9
dqred055 reduce -9.900     -> -9.9
dqred056 reduce -9.990     -> -9.99

-- some trailing fractional zeros with zeros in units
dqred060 reduce  10.0        -> 1E+1
dqred061 reduce  10.00       -> 1E+1
dqred062 reduce  100.0       -> 1E+2
dqred063 reduce  100.00      -> 1E+2
dqred064 reduce  1.1000E+3   -> 1.1E+3
dqred065 reduce  1.10000E+3  -> 1.1E+3
dqred066 reduce -10.0        -> -1E+1
dqred067 reduce -10.00       -> -1E+1
dqred068 reduce -100.0       -> -1E+2
dqred069 reduce -100.00      -> -1E+2
dqred070 reduce -1.1000E+3   -> -1.1E+3
dqred071 reduce -1.10000E+3  -> -1.1E+3

-- some insignificant trailing zeros with positive exponent
dqred080 reduce  10E+1       -> 1E+2
dqred081 reduce  100E+1      -> 1E+3
dqred082 reduce  1.0E+2      -> 1E+2
dqred083 reduce  1.0E+3      -> 1E+3
dqred084 reduce  1.1E+3      -> 1.1E+3
dqred085 reduce  1.00E+3     -> 1E+3
dqred086 reduce  1.10E+3     -> 1.1E+3
dqred087 reduce -10E+1       -> -1E+2
dqred088 reduce -100E+1      -> -1E+3
dqred089 reduce -1.0E+2      -> -1E+2
dqred090 reduce -1.0E+3      -> -1E+3
dqred091 reduce -1.1E+3      -> -1.1E+3
dqred092 reduce -1.00E+3     -> -1E+3
dqred093 reduce -1.10E+3     -> -1.1E+3

-- some significant trailing zeros, were we to be trimming
dqred100 reduce  11          -> 11
dqred101 reduce  10          -> 1E+1
dqred102 reduce  10.         -> 1E+1
dqred103 reduce  1.1E+1      -> 11
dqred104 reduce  1.0E+1      -> 1E+1
dqred105 reduce  1.10E+2     -> 1.1E+2
dqred106 reduce  1.00E+2     -> 1E+2
dqred107 reduce  1.100E+3    -> 1.1E+3
dqred108 reduce  1.000E+3    -> 1E+3
dqred109 reduce  1.000000E+6 -> 1E+6
dqred110 reduce -11          -> -11
dqred111 reduce -10          -> -1E+1
dqred112 reduce -10.         -> -1E+1
dqred113 reduce -1.1E+1      -> -11
dqred114 reduce -1.0E+1      -> -1E+1
dqred115 reduce -1.10E+2     -> -1.1E+2
dqred116 reduce -1.00E+2     -> -1E+2
dqred117 reduce -1.100E+3    -> -1.1E+3
dqred118 reduce -1.000E+3    -> -1E+3
dqred119 reduce -1.00000E+5  -> -1E+5
dqred120 reduce -1.000000E+6 -> -1E+6
dqred121 reduce -10.00000E+6 -> -1E+7
dqred122 reduce -100.0000E+6 -> -1E+8
dqred123 reduce -1000.000E+6 -> -1E+9
dqred124 reduce -10000.00E+6 -> -1E+10
dqred125 reduce -100000.0E+6 -> -1E+11
dqred126 reduce -1000000.E+6 -> -1E+12

-- examples from decArith
dqred140 reduce '2.1'     ->  '2.1'
dqred141 reduce '-2.0'    ->  '-2'
dqred142 reduce '1.200'   ->  '1.2'
dqred143 reduce '-120'    ->  '-1.2E+2'
dqred144 reduce '120.00'  ->  '1.2E+2'
dqred145 reduce '0.00'    ->  '0'

-- Nmax, Nmin, Ntiny
-- note origami effect on some of these
dqred151 reduce  9.999999999999999999999999999999999E+6144   -> 9.999999999999999999999999999999999E+6144
dqred152 reduce  9.999999999999999999999999000000000E+6140   -> 9.99999999999999999999999900000E+6140
dqred153 reduce  9.999999999999999999999999999990000E+6144   -> 9.999999999999999999999999999990000E+6144
dqred154 reduce  1E-6143                   -> 1E-6143
dqred155 reduce  1.000000000000000000000000000000000E-6143   -> 1E-6143
dqred156 reduce  2.000E-6173               -> 2E-6173   Subnormal
dqred157 reduce  1E-6176                   -> 1E-6176   Subnormal

dqred161 reduce  -1E-6176                  -> -1E-6176  Subnormal
dqred162 reduce  -2.000E-6173              -> -2E-6173  Subnormal
dqred163 reduce  -1.000000000000000000000000000000000E-6143  -> -1E-6143
dqred164 reduce  -1E-6143                  -> -1E-6143
dqred165 reduce  -9.999999999999999999999999000000000E+6140  -> -9.99999999999999999999999900000E+6140
dqred166 reduce  -9.999999999999999999999999999990000E+6144  -> -9.999999999999999999999999999990000E+6144
dqred167 reduce  -9.999999999999999999999999999999990E+6144  -> -9.999999999999999999999999999999990E+6144
dqred168 reduce  -9.999999999999999999999999999999999E+6144  -> -9.999999999999999999999999999999999E+6144
dqred169 reduce  -9.999999999999999999999999999999990E+6144  -> -9.999999999999999999999999999999990E+6144

-- specials (reduce does not affect payload)
dqred820 reduce 'Inf'    -> 'Infinity'
dqred821 reduce '-Inf'   -> '-Infinity'
dqred822 reduce   NaN    ->  NaN
dqred823 reduce  sNaN    ->  NaN    Invalid_operation
dqred824 reduce   NaN101 ->  NaN101
dqred825 reduce  sNaN010 ->  NaN10  Invalid_operation
dqred827 reduce  -NaN    -> -NaN
dqred828 reduce -sNaN    -> -NaN    Invalid_operation
dqred829 reduce  -NaN101 -> -NaN101
dqred830 reduce -sNaN010 -> -NaN10  Invalid_operation

-- Null test
dqred900 reduce  # -> NaN Invalid_operation

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