AppPkg/Applications/Python/Python-2.7.2/Lib/test/decimaltestdata/ddAbs.decTest

   1 ------------------------------------------------------------------------
   2 -- ddAbs.decTest -- decDouble absolute value, heeding sNaN            --
   3 -- Copyright (c) IBM Corporation, 1981, 2008.  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: 2.59
  21
  22 precision:   16
  23 maxExponent: 384
  24 minExponent: -383
  25 extended:    1
  26 clamp:       1
  27 rounding:    half_even
  28
  29 ddabs001 abs '1'      -> '1'
  30 ddabs002 abs '-1'     -> '1'
  31 ddabs003 abs '1.00'   -> '1.00'
  32 ddabs004 abs '-1.00'  -> '1.00'
  33 ddabs005 abs '0'      -> '0'
  34 ddabs006 abs '0.00'   -> '0.00'
  35 ddabs007 abs '00.0'   -> '0.0'
  36 ddabs008 abs '00.00'  -> '0.00'
  37 ddabs009 abs '00'     -> '0'
  38
  39 ddabs010 abs '-2'     -> '2'
  40 ddabs011 abs '2'      -> '2'
  41 ddabs012 abs '-2.00'  -> '2.00'
  42 ddabs013 abs '2.00'   -> '2.00'
  43 ddabs014 abs '-0'     -> '0'
  44 ddabs015 abs '-0.00'  -> '0.00'
  45 ddabs016 abs '-00.0'  -> '0.0'
  46 ddabs017 abs '-00.00' -> '0.00'
  47 ddabs018 abs '-00'    -> '0'
  48
  49 ddabs020 abs '-2000000' -> '2000000'
  50 ddabs021 abs '2000000'  -> '2000000'
  51
  52 ddabs030 abs '+0.1'            -> '0.1'
  53 ddabs031 abs '-0.1'            -> '0.1'
  54 ddabs032 abs '+0.01'           -> '0.01'
  55 ddabs033 abs '-0.01'           -> '0.01'
  56 ddabs034 abs '+0.001'          -> '0.001'
  57 ddabs035 abs '-0.001'          -> '0.001'
  58 ddabs036 abs '+0.000001'       -> '0.000001'
  59 ddabs037 abs '-0.000001'       -> '0.000001'
  60 ddabs038 abs '+0.000000000001' -> '1E-12'
  61 ddabs039 abs '-0.000000000001' -> '1E-12'
  62
  63 -- examples from decArith
  64 ddabs040 abs '2.1'     ->  '2.1'
  65 ddabs041 abs '-100'    ->  '100'
  66 ddabs042 abs '101.5'   ->  '101.5'
  67 ddabs043 abs '-101.5'  ->  '101.5'
  68
  69 -- more fixed, potential LHS swaps/overlays if done by subtract 0
  70 ddabs060 abs '-56267E-10'  -> '0.0000056267'
  71 ddabs061 abs '-56267E-5'   -> '0.56267'
  72 ddabs062 abs '-56267E-2'   -> '562.67'
  73 ddabs063 abs '-56267E-1'   -> '5626.7'
  74 ddabs065 abs '-56267E-0'   -> '56267'
  75
  76 -- subnormals and underflow
  77
  78 -- long operand tests
  79 ddabs321 abs 1234567890123456  -> 1234567890123456
  80 ddabs322 abs 12345678000  -> 12345678000
  81 ddabs323 abs 1234567800   -> 1234567800
  82 ddabs324 abs 1234567890   -> 1234567890
  83 ddabs325 abs 1234567891   -> 1234567891
  84 ddabs326 abs 12345678901  -> 12345678901
  85 ddabs327 abs 1234567896   -> 1234567896
  86
  87 -- zeros
  88 ddabs111 abs          0   -> 0
  89 ddabs112 abs         -0   -> 0
  90 ddabs113 abs       0E+6   -> 0E+6
  91 ddabs114 abs      -0E+6   -> 0E+6
  92 ddabs115 abs     0.0000   -> 0.0000
  93 ddabs116 abs    -0.0000   -> 0.0000
  94 ddabs117 abs      0E-141  -> 0E-141
  95 ddabs118 abs     -0E-141  -> 0E-141
  96
  97 -- full coefficients, alternating bits
  98 ddabs121 abs  2682682682682682         -> 2682682682682682
  99 ddabs122 abs  -2682682682682682        -> 2682682682682682
 100 ddabs123 abs  1341341341341341         -> 1341341341341341
 101 ddabs124 abs  -1341341341341341        -> 1341341341341341
 102
 103 -- Nmax, Nmin, Ntiny
 104 ddabs131 abs  9.999999999999999E+384   -> 9.999999999999999E+384
 105 ddabs132 abs  1E-383                   -> 1E-383
 106 ddabs133 abs  1.000000000000000E-383   -> 1.000000000000000E-383
 107 ddabs134 abs  1E-398                   -> 1E-398 Subnormal
 108
 109 ddabs135 abs  -1E-398                  -> 1E-398 Subnormal
 110 ddabs136 abs  -1.000000000000000E-383  -> 1.000000000000000E-383
 111 ddabs137 abs  -1E-383                  -> 1E-383
 112 ddabs138 abs  -9.999999999999999E+384  -> 9.999999999999999E+384
 113
 114 -- specials
 115 ddabs520 abs 'Inf'    -> 'Infinity'
 116 ddabs521 abs '-Inf'   -> 'Infinity'
 117 ddabs522 abs   NaN    ->  NaN
 118 ddabs523 abs  sNaN    ->  NaN   Invalid_operation
 119 ddabs524 abs   NaN22  ->  NaN22
 120 ddabs525 abs  sNaN33  ->  NaN33 Invalid_operation
 121 ddabs526 abs  -NaN22  -> -NaN22
 122 ddabs527 abs -sNaN33  -> -NaN33 Invalid_operation
 123
 124 -- Null tests
 125 ddabs900 abs  # -> NaN Invalid_operation
 126