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

   1 ------------------------------------------------------------------------
   2 -- dqNextMinus.decTest -- decQuad next that is less [754r nextdown]   --
   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 -- All operands and results are decQuads.
  23 extended:    1
  24 clamp:       1
  25 precision:   34
  26 maxExponent: 6144
  27 minExponent: -6143
  28 rounding:    half_even
  29
  30 dqnextm001 nextminus  0.9999999999999999999999999999999995 ->   0.9999999999999999999999999999999994
  31 dqnextm002 nextminus  0.9999999999999999999999999999999996 ->   0.9999999999999999999999999999999995
  32 dqnextm003 nextminus  0.9999999999999999999999999999999997 ->   0.9999999999999999999999999999999996
  33 dqnextm004 nextminus  0.9999999999999999999999999999999998 ->   0.9999999999999999999999999999999997
  34 dqnextm005 nextminus  0.9999999999999999999999999999999999 ->   0.9999999999999999999999999999999998
  35 dqnextm006 nextminus  1.000000000000000000000000000000000  ->   0.9999999999999999999999999999999999
  36 dqnextm007 nextminus  1.0         ->   0.9999999999999999999999999999999999
  37 dqnextm008 nextminus  1           ->   0.9999999999999999999999999999999999
  38 dqnextm009 nextminus  1.000000000000000000000000000000001  ->   1.000000000000000000000000000000000
  39 dqnextm010 nextminus  1.000000000000000000000000000000002  ->   1.000000000000000000000000000000001
  40 dqnextm011 nextminus  1.000000000000000000000000000000003  ->   1.000000000000000000000000000000002
  41 dqnextm012 nextminus  1.000000000000000000000000000000004  ->   1.000000000000000000000000000000003
  42 dqnextm013 nextminus  1.000000000000000000000000000000005  ->   1.000000000000000000000000000000004
  43 dqnextm014 nextminus  1.000000000000000000000000000000006  ->   1.000000000000000000000000000000005
  44 dqnextm015 nextminus  1.000000000000000000000000000000007  ->   1.000000000000000000000000000000006
  45 dqnextm016 nextminus  1.000000000000000000000000000000008  ->   1.000000000000000000000000000000007
  46 dqnextm017 nextminus  1.000000000000000000000000000000009  ->   1.000000000000000000000000000000008
  47 dqnextm018 nextminus  1.000000000000000000000000000000010  ->   1.000000000000000000000000000000009
  48 dqnextm019 nextminus  1.000000000000000000000000000000011  ->   1.000000000000000000000000000000010
  49 dqnextm020 nextminus  1.000000000000000000000000000000012  ->   1.000000000000000000000000000000011
  50
  51 dqnextm021 nextminus -0.9999999999999999999999999999999995 ->  -0.9999999999999999999999999999999996
  52 dqnextm022 nextminus -0.9999999999999999999999999999999996 ->  -0.9999999999999999999999999999999997
  53 dqnextm023 nextminus -0.9999999999999999999999999999999997 ->  -0.9999999999999999999999999999999998
  54 dqnextm024 nextminus -0.9999999999999999999999999999999998 ->  -0.9999999999999999999999999999999999
  55 dqnextm025 nextminus -0.9999999999999999999999999999999999 ->  -1.000000000000000000000000000000000
  56 dqnextm026 nextminus -1.000000000000000000000000000000000  ->  -1.000000000000000000000000000000001
  57 dqnextm027 nextminus -1.0         ->  -1.000000000000000000000000000000001
  58 dqnextm028 nextminus -1           ->  -1.000000000000000000000000000000001
  59 dqnextm029 nextminus -1.000000000000000000000000000000001  ->  -1.000000000000000000000000000000002
  60 dqnextm030 nextminus -1.000000000000000000000000000000002  ->  -1.000000000000000000000000000000003
  61 dqnextm031 nextminus -1.000000000000000000000000000000003  ->  -1.000000000000000000000000000000004
  62 dqnextm032 nextminus -1.000000000000000000000000000000004  ->  -1.000000000000000000000000000000005
  63 dqnextm033 nextminus -1.000000000000000000000000000000005  ->  -1.000000000000000000000000000000006
  64 dqnextm034 nextminus -1.000000000000000000000000000000006  ->  -1.000000000000000000000000000000007
  65 dqnextm035 nextminus -1.000000000000000000000000000000007  ->  -1.000000000000000000000000000000008
  66 dqnextm036 nextminus -1.000000000000000000000000000000008  ->  -1.000000000000000000000000000000009
  67 dqnextm037 nextminus -1.000000000000000000000000000000009  ->  -1.000000000000000000000000000000010
  68 dqnextm038 nextminus -1.000000000000000000000000000000010  ->  -1.000000000000000000000000000000011
  69 dqnextm039 nextminus -1.000000000000000000000000000000011  ->  -1.000000000000000000000000000000012
  70
  71 -- ultra-tiny inputs
  72 dqnextm062 nextminus  1E-6176         ->   0E-6176
  73 dqnextm065 nextminus -1E-6176         ->  -2E-6176
  74
  75 -- Zeros
  76 dqnextm100 nextminus -0           -> -1E-6176
  77 dqnextm101 nextminus  0           -> -1E-6176
  78 dqnextm102 nextminus  0.00        -> -1E-6176
  79 dqnextm103 nextminus -0.00        -> -1E-6176
  80 dqnextm104 nextminus  0E-300      -> -1E-6176
  81 dqnextm105 nextminus  0E+300      -> -1E-6176
  82 dqnextm106 nextminus  0E+30000    -> -1E-6176
  83 dqnextm107 nextminus -0E+30000    -> -1E-6176
  84
  85 -- specials
  86 dqnextm150 nextminus   Inf    ->  9.999999999999999999999999999999999E+6144
  87 dqnextm151 nextminus  -Inf    -> -Infinity
  88 dqnextm152 nextminus   NaN    ->  NaN
  89 dqnextm153 nextminus  sNaN    ->  NaN   Invalid_operation
  90 dqnextm154 nextminus   NaN77  ->  NaN77
  91 dqnextm155 nextminus  sNaN88  ->  NaN88 Invalid_operation
  92 dqnextm156 nextminus  -NaN    -> -NaN
  93 dqnextm157 nextminus -sNaN    -> -NaN   Invalid_operation
  94 dqnextm158 nextminus  -NaN77  -> -NaN77
  95 dqnextm159 nextminus -sNaN88  -> -NaN88 Invalid_operation
  96
  97 -- Nmax, Nmin, Ntiny, subnormals
  98 dqnextm170 nextminus  9.999999999999999999999999999999999E+6144   -> 9.999999999999999999999999999999998E+6144
  99 dqnextm171 nextminus  9.999999999999999999999999999999998E+6144   -> 9.999999999999999999999999999999997E+6144
 100 dqnextm172 nextminus  1E-6143                   -> 9.99999999999999999999999999999999E-6144
 101 dqnextm173 nextminus  1.000000000000000000000000000000000E-6143   -> 9.99999999999999999999999999999999E-6144
 102 dqnextm174 nextminus  9E-6176                   -> 8E-6176
 103 dqnextm175 nextminus  9.9E-6175                 -> 9.8E-6175
 104 dqnextm176 nextminus  9.99999999999999999999999999999E-6147       -> 9.99999999999999999999999999998E-6147
 105 dqnextm177 nextminus  9.99999999999999999999999999999999E-6144    -> 9.99999999999999999999999999999998E-6144
 106 dqnextm178 nextminus  9.99999999999999999999999999999998E-6144    -> 9.99999999999999999999999999999997E-6144
 107 dqnextm179 nextminus  9.99999999999999999999999999999997E-6144    -> 9.99999999999999999999999999999996E-6144
 108 dqnextm180 nextminus  0E-6176                   -> -1E-6176
 109 dqnextm181 nextminus  1E-6176                   -> 0E-6176
 110 dqnextm182 nextminus  2E-6176                   -> 1E-6176
 111
 112 dqnextm183 nextminus  -0E-6176                  -> -1E-6176
 113 dqnextm184 nextminus  -1E-6176                  -> -2E-6176
 114 dqnextm185 nextminus  -2E-6176                  -> -3E-6176
 115 dqnextm186 nextminus  -10E-6176                 -> -1.1E-6175
 116 dqnextm187 nextminus  -100E-6176                -> -1.01E-6174
 117 dqnextm188 nextminus  -100000E-6176             -> -1.00001E-6171
 118 dqnextm189 nextminus  -1.00000000000000000000000000000E-6143      -> -1.000000000000000000000000000000001E-6143
 119 dqnextm190 nextminus  -1.000000000000000000000000000000000E-6143  -> -1.000000000000000000000000000000001E-6143
 120 dqnextm191 nextminus  -1E-6143                  -> -1.000000000000000000000000000000001E-6143
 121 dqnextm192 nextminus  -9.999999999999999999999999999999998E+6144  -> -9.999999999999999999999999999999999E+6144
 122 dqnextm193 nextminus  -9.999999999999999999999999999999999E+6144  -> -Infinity
 123
 124 -- Null tests
 125 dqnextm900 nextminus  # -> NaN Invalid_operation
 126