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Diffstat (limited to 'lib/python2.7/test/decimaltestdata/dqNextMinus.decTest')
| -rw-r--r-- | lib/python2.7/test/decimaltestdata/dqNextMinus.decTest | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/lib/python2.7/test/decimaltestdata/dqNextMinus.decTest b/lib/python2.7/test/decimaltestdata/dqNextMinus.decTest new file mode 100644 index 0000000..8177b58 --- /dev/null +++ b/lib/python2.7/test/decimaltestdata/dqNextMinus.decTest @@ -0,0 +1,126 @@ +------------------------------------------------------------------------ +-- dqNextMinus.decTest -- decQuad next that is less [754r nextdown] -- +-- Copyright (c) IBM Corporation, 1981, 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 + +-- All operands and results are decQuads. +extended: 1 +clamp: 1 +precision: 34 +maxExponent: 6144 +minExponent: -6143 +rounding: half_even + +dqnextm001 nextminus 0.9999999999999999999999999999999995 -> 0.9999999999999999999999999999999994 +dqnextm002 nextminus 0.9999999999999999999999999999999996 -> 0.9999999999999999999999999999999995 +dqnextm003 nextminus 0.9999999999999999999999999999999997 -> 0.9999999999999999999999999999999996 +dqnextm004 nextminus 0.9999999999999999999999999999999998 -> 0.9999999999999999999999999999999997 +dqnextm005 nextminus 0.9999999999999999999999999999999999 -> 0.9999999999999999999999999999999998 +dqnextm006 nextminus 1.000000000000000000000000000000000 -> 0.9999999999999999999999999999999999 +dqnextm007 nextminus 1.0 -> 0.9999999999999999999999999999999999 +dqnextm008 nextminus 1 -> 0.9999999999999999999999999999999999 +dqnextm009 nextminus 1.000000000000000000000000000000001 -> 1.000000000000000000000000000000000 +dqnextm010 nextminus 1.000000000000000000000000000000002 -> 1.000000000000000000000000000000001 +dqnextm011 nextminus 1.000000000000000000000000000000003 -> 1.000000000000000000000000000000002 +dqnextm012 nextminus 1.000000000000000000000000000000004 -> 1.000000000000000000000000000000003 +dqnextm013 nextminus 1.000000000000000000000000000000005 -> 1.000000000000000000000000000000004 +dqnextm014 nextminus 1.000000000000000000000000000000006 -> 1.000000000000000000000000000000005 +dqnextm015 nextminus 1.000000000000000000000000000000007 -> 1.000000000000000000000000000000006 +dqnextm016 nextminus 1.000000000000000000000000000000008 -> 1.000000000000000000000000000000007 +dqnextm017 nextminus 1.000000000000000000000000000000009 -> 1.000000000000000000000000000000008 +dqnextm018 nextminus 1.000000000000000000000000000000010 -> 1.000000000000000000000000000000009 +dqnextm019 nextminus 1.000000000000000000000000000000011 -> 1.000000000000000000000000000000010 +dqnextm020 nextminus 1.000000000000000000000000000000012 -> 1.000000000000000000000000000000011 + +dqnextm021 nextminus -0.9999999999999999999999999999999995 -> -0.9999999999999999999999999999999996 +dqnextm022 nextminus -0.9999999999999999999999999999999996 -> -0.9999999999999999999999999999999997 +dqnextm023 nextminus -0.9999999999999999999999999999999997 -> -0.9999999999999999999999999999999998 +dqnextm024 nextminus -0.9999999999999999999999999999999998 -> -0.9999999999999999999999999999999999 +dqnextm025 nextminus -0.9999999999999999999999999999999999 -> -1.000000000000000000000000000000000 +dqnextm026 nextminus -1.000000000000000000000000000000000 -> -1.000000000000000000000000000000001 +dqnextm027 nextminus -1.0 -> -1.000000000000000000000000000000001 +dqnextm028 nextminus -1 -> -1.000000000000000000000000000000001 +dqnextm029 nextminus -1.000000000000000000000000000000001 -> -1.000000000000000000000000000000002 +dqnextm030 nextminus -1.000000000000000000000000000000002 -> -1.000000000000000000000000000000003 +dqnextm031 nextminus -1.000000000000000000000000000000003 -> -1.000000000000000000000000000000004 +dqnextm032 nextminus -1.000000000000000000000000000000004 -> -1.000000000000000000000000000000005 +dqnextm033 nextminus -1.000000000000000000000000000000005 -> -1.000000000000000000000000000000006 +dqnextm034 nextminus -1.000000000000000000000000000000006 -> -1.000000000000000000000000000000007 +dqnextm035 nextminus -1.000000000000000000000000000000007 -> -1.000000000000000000000000000000008 +dqnextm036 nextminus -1.000000000000000000000000000000008 -> -1.000000000000000000000000000000009 +dqnextm037 nextminus -1.000000000000000000000000000000009 -> -1.000000000000000000000000000000010 +dqnextm038 nextminus -1.000000000000000000000000000000010 -> -1.000000000000000000000000000000011 +dqnextm039 nextminus -1.000000000000000000000000000000011 -> -1.000000000000000000000000000000012 + +-- ultra-tiny inputs +dqnextm062 nextminus 1E-6176 -> 0E-6176 +dqnextm065 nextminus -1E-6176 -> -2E-6176 + +-- Zeros +dqnextm100 nextminus -0 -> -1E-6176 +dqnextm101 nextminus 0 -> -1E-6176 +dqnextm102 nextminus 0.00 -> -1E-6176 +dqnextm103 nextminus -0.00 -> -1E-6176 +dqnextm104 nextminus 0E-300 -> -1E-6176 +dqnextm105 nextminus 0E+300 -> -1E-6176 +dqnextm106 nextminus 0E+30000 -> -1E-6176 +dqnextm107 nextminus -0E+30000 -> -1E-6176 + +-- specials +dqnextm150 nextminus Inf -> 9.999999999999999999999999999999999E+6144 +dqnextm151 nextminus -Inf -> -Infinity +dqnextm152 nextminus NaN -> NaN +dqnextm153 nextminus sNaN -> NaN Invalid_operation +dqnextm154 nextminus NaN77 -> NaN77 +dqnextm155 nextminus sNaN88 -> NaN88 Invalid_operation +dqnextm156 nextminus -NaN -> -NaN +dqnextm157 nextminus -sNaN -> -NaN Invalid_operation +dqnextm158 nextminus -NaN77 -> -NaN77 +dqnextm159 nextminus -sNaN88 -> -NaN88 Invalid_operation + +-- Nmax, Nmin, Ntiny, subnormals +dqnextm170 nextminus 9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999998E+6144 +dqnextm171 nextminus 9.999999999999999999999999999999998E+6144 -> 9.999999999999999999999999999999997E+6144 +dqnextm172 nextminus 1E-6143 -> 9.99999999999999999999999999999999E-6144 +dqnextm173 nextminus 1.000000000000000000000000000000000E-6143 -> 9.99999999999999999999999999999999E-6144 +dqnextm174 nextminus 9E-6176 -> 8E-6176 +dqnextm175 nextminus 9.9E-6175 -> 9.8E-6175 +dqnextm176 nextminus 9.99999999999999999999999999999E-6147 -> 9.99999999999999999999999999998E-6147 +dqnextm177 nextminus 9.99999999999999999999999999999999E-6144 -> 9.99999999999999999999999999999998E-6144 +dqnextm178 nextminus 9.99999999999999999999999999999998E-6144 -> 9.99999999999999999999999999999997E-6144 +dqnextm179 nextminus 9.99999999999999999999999999999997E-6144 -> 9.99999999999999999999999999999996E-6144 +dqnextm180 nextminus 0E-6176 -> -1E-6176 +dqnextm181 nextminus 1E-6176 -> 0E-6176 +dqnextm182 nextminus 2E-6176 -> 1E-6176 + +dqnextm183 nextminus -0E-6176 -> -1E-6176 +dqnextm184 nextminus -1E-6176 -> -2E-6176 +dqnextm185 nextminus -2E-6176 -> -3E-6176 +dqnextm186 nextminus -10E-6176 -> -1.1E-6175 +dqnextm187 nextminus -100E-6176 -> -1.01E-6174 +dqnextm188 nextminus -100000E-6176 -> -1.00001E-6171 +dqnextm189 nextminus -1.00000000000000000000000000000E-6143 -> -1.000000000000000000000000000000001E-6143 +dqnextm190 nextminus -1.000000000000000000000000000000000E-6143 -> -1.000000000000000000000000000000001E-6143 +dqnextm191 nextminus -1E-6143 -> -1.000000000000000000000000000000001E-6143 +dqnextm192 nextminus -9.999999999999999999999999999999998E+6144 -> -9.999999999999999999999999999999999E+6144 +dqnextm193 nextminus -9.999999999999999999999999999999999E+6144 -> -Infinity + +-- Null tests +dqnextm900 nextminus # -> NaN Invalid_operation + |