python-2.5.2/win32/Lib/test/decimaltestdata/dqReduce.decTest
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     1 ------------------------------------------------------------------------
       
     2 -- dqReduce.decTest -- remove trailing zeros from a decQuad           --
       
     3 -- Copyright (c) IBM Corporation, 2003, 2007.  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@uk.ibm.com                                                   --
       
    19 ------------------------------------------------------------------------
       
    20 
       
    21 version: 2.57
       
    22 
       
    23 extended:    1
       
    24 clamp:       1
       
    25 precision:   34
       
    26 maxExponent: 6144
       
    27 minExponent: -6143
       
    28 rounding:    half_even
       
    29 
       
    30 dqred001 reduce '1'      -> '1'
       
    31 dqred002 reduce '-1'     -> '-1'
       
    32 dqred003 reduce '1.00'   -> '1'
       
    33 dqred004 reduce '-1.00'  -> '-1'
       
    34 dqred005 reduce '0'      -> '0'
       
    35 dqred006 reduce '0.00'   -> '0'
       
    36 dqred007 reduce '00.0'   -> '0'
       
    37 dqred008 reduce '00.00'  -> '0'
       
    38 dqred009 reduce '00'     -> '0'
       
    39 dqred010 reduce '0E+1'   -> '0'
       
    40 dqred011 reduce '0E+5'   -> '0'
       
    41 
       
    42 dqred012 reduce '-2'     -> '-2'
       
    43 dqred013 reduce '2'      -> '2'
       
    44 dqred014 reduce '-2.00'  -> '-2'
       
    45 dqred015 reduce '2.00'   -> '2'
       
    46 dqred016 reduce '-0'     -> '-0'
       
    47 dqred017 reduce '-0.00'  -> '-0'
       
    48 dqred018 reduce '-00.0'  -> '-0'
       
    49 dqred019 reduce '-00.00' -> '-0'
       
    50 dqred020 reduce '-00'    -> '-0'
       
    51 dqred021 reduce '-0E+5'   -> '-0'
       
    52 dqred022 reduce '-0E+1'  -> '-0'
       
    53 
       
    54 dqred030 reduce '+0.1'            -> '0.1'
       
    55 dqred031 reduce '-0.1'            -> '-0.1'
       
    56 dqred032 reduce '+0.01'           -> '0.01'
       
    57 dqred033 reduce '-0.01'           -> '-0.01'
       
    58 dqred034 reduce '+0.001'          -> '0.001'
       
    59 dqred035 reduce '-0.001'          -> '-0.001'
       
    60 dqred036 reduce '+0.000001'       -> '0.000001'
       
    61 dqred037 reduce '-0.000001'       -> '-0.000001'
       
    62 dqred038 reduce '+0.000000000001' -> '1E-12'
       
    63 dqred039 reduce '-0.000000000001' -> '-1E-12'
       
    64 
       
    65 dqred041 reduce 1.1        -> 1.1
       
    66 dqred042 reduce 1.10       -> 1.1
       
    67 dqred043 reduce 1.100      -> 1.1
       
    68 dqred044 reduce 1.110      -> 1.11
       
    69 dqred045 reduce -1.1       -> -1.1
       
    70 dqred046 reduce -1.10      -> -1.1
       
    71 dqred047 reduce -1.100     -> -1.1
       
    72 dqred048 reduce -1.110     -> -1.11
       
    73 dqred049 reduce 9.9        -> 9.9
       
    74 dqred050 reduce 9.90       -> 9.9
       
    75 dqred051 reduce 9.900      -> 9.9
       
    76 dqred052 reduce 9.990      -> 9.99
       
    77 dqred053 reduce -9.9       -> -9.9
       
    78 dqred054 reduce -9.90      -> -9.9
       
    79 dqred055 reduce -9.900     -> -9.9
       
    80 dqred056 reduce -9.990     -> -9.99
       
    81 
       
    82 -- some trailing fractional zeros with zeros in units
       
    83 dqred060 reduce  10.0        -> 1E+1
       
    84 dqred061 reduce  10.00       -> 1E+1
       
    85 dqred062 reduce  100.0       -> 1E+2
       
    86 dqred063 reduce  100.00      -> 1E+2
       
    87 dqred064 reduce  1.1000E+3   -> 1.1E+3
       
    88 dqred065 reduce  1.10000E+3  -> 1.1E+3
       
    89 dqred066 reduce -10.0        -> -1E+1
       
    90 dqred067 reduce -10.00       -> -1E+1
       
    91 dqred068 reduce -100.0       -> -1E+2
       
    92 dqred069 reduce -100.00      -> -1E+2
       
    93 dqred070 reduce -1.1000E+3   -> -1.1E+3
       
    94 dqred071 reduce -1.10000E+3  -> -1.1E+3
       
    95 
       
    96 -- some insignificant trailing zeros with positive exponent
       
    97 dqred080 reduce  10E+1       -> 1E+2
       
    98 dqred081 reduce  100E+1      -> 1E+3
       
    99 dqred082 reduce  1.0E+2      -> 1E+2
       
   100 dqred083 reduce  1.0E+3      -> 1E+3
       
   101 dqred084 reduce  1.1E+3      -> 1.1E+3
       
   102 dqred085 reduce  1.00E+3     -> 1E+3
       
   103 dqred086 reduce  1.10E+3     -> 1.1E+3
       
   104 dqred087 reduce -10E+1       -> -1E+2
       
   105 dqred088 reduce -100E+1      -> -1E+3
       
   106 dqred089 reduce -1.0E+2      -> -1E+2
       
   107 dqred090 reduce -1.0E+3      -> -1E+3
       
   108 dqred091 reduce -1.1E+3      -> -1.1E+3
       
   109 dqred092 reduce -1.00E+3     -> -1E+3
       
   110 dqred093 reduce -1.10E+3     -> -1.1E+3
       
   111 
       
   112 -- some significant trailing zeros, were we to be trimming
       
   113 dqred100 reduce  11          -> 11
       
   114 dqred101 reduce  10          -> 1E+1
       
   115 dqred102 reduce  10.         -> 1E+1
       
   116 dqred103 reduce  1.1E+1      -> 11
       
   117 dqred104 reduce  1.0E+1      -> 1E+1
       
   118 dqred105 reduce  1.10E+2     -> 1.1E+2
       
   119 dqred106 reduce  1.00E+2     -> 1E+2
       
   120 dqred107 reduce  1.100E+3    -> 1.1E+3
       
   121 dqred108 reduce  1.000E+3    -> 1E+3
       
   122 dqred109 reduce  1.000000E+6 -> 1E+6
       
   123 dqred110 reduce -11          -> -11
       
   124 dqred111 reduce -10          -> -1E+1
       
   125 dqred112 reduce -10.         -> -1E+1
       
   126 dqred113 reduce -1.1E+1      -> -11
       
   127 dqred114 reduce -1.0E+1      -> -1E+1
       
   128 dqred115 reduce -1.10E+2     -> -1.1E+2
       
   129 dqred116 reduce -1.00E+2     -> -1E+2
       
   130 dqred117 reduce -1.100E+3    -> -1.1E+3
       
   131 dqred118 reduce -1.000E+3    -> -1E+3
       
   132 dqred119 reduce -1.00000E+5  -> -1E+5
       
   133 dqred120 reduce -1.000000E+6 -> -1E+6
       
   134 dqred121 reduce -10.00000E+6 -> -1E+7
       
   135 dqred122 reduce -100.0000E+6 -> -1E+8
       
   136 dqred123 reduce -1000.000E+6 -> -1E+9
       
   137 dqred124 reduce -10000.00E+6 -> -1E+10
       
   138 dqred125 reduce -100000.0E+6 -> -1E+11
       
   139 dqred126 reduce -1000000.E+6 -> -1E+12
       
   140 
       
   141 -- examples from decArith
       
   142 dqred140 reduce '2.1'     ->  '2.1'
       
   143 dqred141 reduce '-2.0'    ->  '-2'
       
   144 dqred142 reduce '1.200'   ->  '1.2'
       
   145 dqred143 reduce '-120'    ->  '-1.2E+2'
       
   146 dqred144 reduce '120.00'  ->  '1.2E+2'
       
   147 dqred145 reduce '0.00'    ->  '0'
       
   148 
       
   149 -- Nmax, Nmin, Ntiny
       
   150 -- note origami effect on some of these
       
   151 dqred151 reduce  9.999999999999999999999999999999999E+6144   -> 9.999999999999999999999999999999999E+6144
       
   152 dqred152 reduce  9.999999999999999999999999000000000E+6140   -> 9.99999999999999999999999900000E+6140
       
   153 dqred153 reduce  9.999999999999999999999999999990000E+6144   -> 9.999999999999999999999999999990000E+6144
       
   154 dqred154 reduce  1E-6143                   -> 1E-6143
       
   155 dqred155 reduce  1.000000000000000000000000000000000E-6143   -> 1E-6143
       
   156 dqred156 reduce  2.000E-6173               -> 2E-6173   Subnormal
       
   157 dqred157 reduce  1E-6176                   -> 1E-6176   Subnormal
       
   158 
       
   159 dqred161 reduce  -1E-6176                  -> -1E-6176  Subnormal
       
   160 dqred162 reduce  -2.000E-6173              -> -2E-6173  Subnormal
       
   161 dqred163 reduce  -1.000000000000000000000000000000000E-6143  -> -1E-6143
       
   162 dqred164 reduce  -1E-6143                  -> -1E-6143
       
   163 dqred165 reduce  -9.999999999999999999999999000000000E+6140  -> -9.99999999999999999999999900000E+6140
       
   164 dqred166 reduce  -9.999999999999999999999999999990000E+6144  -> -9.999999999999999999999999999990000E+6144
       
   165 dqred167 reduce  -9.999999999999999999999999999999990E+6144  -> -9.999999999999999999999999999999990E+6144
       
   166 dqred168 reduce  -9.999999999999999999999999999999999E+6144  -> -9.999999999999999999999999999999999E+6144
       
   167 dqred169 reduce  -9.999999999999999999999999999999990E+6144  -> -9.999999999999999999999999999999990E+6144
       
   168 
       
   169 
       
   170 -- specials (reduce does not affect payload)
       
   171 dqred820 reduce 'Inf'    -> 'Infinity'
       
   172 dqred821 reduce '-Inf'   -> '-Infinity'
       
   173 dqred822 reduce   NaN    ->  NaN
       
   174 dqred823 reduce  sNaN    ->  NaN    Invalid_operation
       
   175 dqred824 reduce   NaN101 ->  NaN101
       
   176 dqred825 reduce  sNaN010 ->  NaN10  Invalid_operation
       
   177 dqred827 reduce  -NaN    -> -NaN
       
   178 dqred828 reduce -sNaN    -> -NaN    Invalid_operation
       
   179 dqred829 reduce  -NaN101 -> -NaN101
       
   180 dqred830 reduce -sNaN010 -> -NaN10  Invalid_operation
       
   181 
       
   182 -- Null test
       
   183 dqred900 reduce  # -> NaN Invalid_operation