python-2.5.2/win32/Lib/test/decimaltestdata/dqAbs.decTest
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     1 ------------------------------------------------------------------------
       
     2 -- dqAbs.decTest -- decQuad absolute value, heeding sNaN              --
       
     3 -- Copyright (c) IBM Corporation, 1981, 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 version: 2.57
       
    21 
       
    22 extended:    1
       
    23 clamp:       1
       
    24 precision:   34
       
    25 maxExponent: 6144
       
    26 minExponent: -6143
       
    27 rounding:    half_even
       
    28 
       
    29 dqabs001 abs '1'      -> '1'
       
    30 dqabs002 abs '-1'     -> '1'
       
    31 dqabs003 abs '1.00'   -> '1.00'
       
    32 dqabs004 abs '-1.00'  -> '1.00'
       
    33 dqabs005 abs '0'      -> '0'
       
    34 dqabs006 abs '0.00'   -> '0.00'
       
    35 dqabs007 abs '00.0'   -> '0.0'
       
    36 dqabs008 abs '00.00'  -> '0.00'
       
    37 dqabs009 abs '00'     -> '0'
       
    38 
       
    39 dqabs010 abs '-2'     -> '2'
       
    40 dqabs011 abs '2'      -> '2'
       
    41 dqabs012 abs '-2.00'  -> '2.00'
       
    42 dqabs013 abs '2.00'   -> '2.00'
       
    43 dqabs014 abs '-0'     -> '0'
       
    44 dqabs015 abs '-0.00'  -> '0.00'
       
    45 dqabs016 abs '-00.0'  -> '0.0'
       
    46 dqabs017 abs '-00.00' -> '0.00'
       
    47 dqabs018 abs '-00'    -> '0'
       
    48 
       
    49 dqabs020 abs '-2000000' -> '2000000'
       
    50 dqabs021 abs '2000000'  -> '2000000'
       
    51 
       
    52 dqabs030 abs '+0.1'            -> '0.1'
       
    53 dqabs031 abs '-0.1'            -> '0.1'
       
    54 dqabs032 abs '+0.01'           -> '0.01'
       
    55 dqabs033 abs '-0.01'           -> '0.01'
       
    56 dqabs034 abs '+0.001'          -> '0.001'
       
    57 dqabs035 abs '-0.001'          -> '0.001'
       
    58 dqabs036 abs '+0.000001'       -> '0.000001'
       
    59 dqabs037 abs '-0.000001'       -> '0.000001'
       
    60 dqabs038 abs '+0.000000000001' -> '1E-12'
       
    61 dqabs039 abs '-0.000000000001' -> '1E-12'
       
    62 
       
    63 -- examples from decArith
       
    64 dqabs040 abs '2.1'     ->  '2.1'
       
    65 dqabs041 abs '-100'    ->  '100'
       
    66 dqabs042 abs '101.5'   ->  '101.5'
       
    67 dqabs043 abs '-101.5'  ->  '101.5'
       
    68 
       
    69 -- more fixed, potential LHS swaps/overlays if done by subtract 0
       
    70 dqabs060 abs '-56267E-10'  -> '0.0000056267'
       
    71 dqabs061 abs '-56267E-5'   -> '0.56267'
       
    72 dqabs062 abs '-56267E-2'   -> '562.67'
       
    73 dqabs063 abs '-56267E-1'   -> '5626.7'
       
    74 dqabs065 abs '-56267E-0'   -> '56267'
       
    75 
       
    76 -- subnormals and underflow
       
    77 
       
    78 -- long operand tests
       
    79 dqabs321 abs 1234567890123456  -> 1234567890123456
       
    80 dqabs322 abs 12345678000  -> 12345678000
       
    81 dqabs323 abs 1234567800   -> 1234567800
       
    82 dqabs324 abs 1234567890   -> 1234567890
       
    83 dqabs325 abs 1234567891   -> 1234567891
       
    84 dqabs326 abs 12345678901  -> 12345678901
       
    85 dqabs327 abs 1234567896   -> 1234567896
       
    86 
       
    87 -- zeros
       
    88 dqabs111 abs          0   -> 0
       
    89 dqabs112 abs         -0   -> 0
       
    90 dqabs113 abs       0E+6   -> 0E+6
       
    91 dqabs114 abs      -0E+6   -> 0E+6
       
    92 dqabs115 abs     0.0000   -> 0.0000
       
    93 dqabs116 abs    -0.0000   -> 0.0000
       
    94 dqabs117 abs      0E-141  -> 0E-141
       
    95 dqabs118 abs     -0E-141  -> 0E-141
       
    96 
       
    97 -- full coefficients, alternating bits
       
    98 dqabs121 abs   2682682682682682682682682682682682    ->  2682682682682682682682682682682682
       
    99 dqabs122 abs  -2682682682682682682682682682682682    ->  2682682682682682682682682682682682
       
   100 dqabs123 abs   1341341341341341341341341341341341    ->  1341341341341341341341341341341341
       
   101 dqabs124 abs  -1341341341341341341341341341341341    ->  1341341341341341341341341341341341
       
   102 
       
   103 -- Nmax, Nmin, Ntiny
       
   104 dqabs131 abs  9.999999999999999999999999999999999E+6144   ->  9.999999999999999999999999999999999E+6144
       
   105 dqabs132 abs  1E-6143                                     ->  1E-6143
       
   106 dqabs133 abs  1.000000000000000000000000000000000E-6143   ->  1.000000000000000000000000000000000E-6143
       
   107 dqabs134 abs  1E-6176                                     ->  1E-6176 Subnormal
       
   108 
       
   109 dqabs135 abs  -1E-6176                                    ->  1E-6176 Subnormal
       
   110 dqabs136 abs  -1.000000000000000000000000000000000E-6143  ->  1.000000000000000000000000000000000E-6143
       
   111 dqabs137 abs  -1E-6143                                    ->  1E-6143
       
   112 dqabs138 abs  -9.999999999999999999999999999999999E+6144  ->  9.999999999999999999999999999999999E+6144
       
   113 
       
   114 -- specials
       
   115 dqabs520 abs 'Inf'    -> 'Infinity'
       
   116 dqabs521 abs '-Inf'   -> 'Infinity'
       
   117 dqabs522 abs   NaN    ->  NaN
       
   118 dqabs523 abs  sNaN    ->  NaN   Invalid_operation
       
   119 dqabs524 abs   NaN22  ->  NaN22
       
   120 dqabs525 abs  sNaN33  ->  NaN33 Invalid_operation
       
   121 dqabs526 abs  -NaN22  -> -NaN22
       
   122 dqabs527 abs -sNaN33  -> -NaN33 Invalid_operation
       
   123 
       
   124 -- Null tests
       
   125 dqabs900 abs  # -> NaN Invalid_operation
       
   126