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Diffstat (limited to 'Lib/test/decimaltestdata/nextminus.decTest')
| -rw-r--r-- | Lib/test/decimaltestdata/nextminus.decTest | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/Lib/test/decimaltestdata/nextminus.decTest b/Lib/test/decimaltestdata/nextminus.decTest new file mode 100644 index 0000000..200580d --- /dev/null +++ b/Lib/test/decimaltestdata/nextminus.decTest @@ -0,0 +1,148 @@ +------------------------------------------------------------------------
+-- nextminus.decTest -- decimal next that is less [754r nextdown] --
+-- Copyright (c) IBM Corporation, 1981, 2007. 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: 2.56
+
+extended: 1
+precision: 9
+rounding: half_up
+maxExponent: 384
+minexponent: -383
+
+nextm001 nextminus 0.999999995 -> 0.999999994
+nextm002 nextminus 0.999999996 -> 0.999999995
+nextm003 nextminus 0.999999997 -> 0.999999996
+nextm004 nextminus 0.999999998 -> 0.999999997
+nextm005 nextminus 0.999999999 -> 0.999999998
+nextm006 nextminus 1.00000000 -> 0.999999999
+nextm007 nextminus 1.0 -> 0.999999999
+nextm008 nextminus 1 -> 0.999999999
+nextm009 nextminus 1.00000001 -> 1.00000000
+nextm010 nextminus 1.00000002 -> 1.00000001
+nextm011 nextminus 1.00000003 -> 1.00000002
+nextm012 nextminus 1.00000004 -> 1.00000003
+nextm013 nextminus 1.00000005 -> 1.00000004
+nextm014 nextminus 1.00000006 -> 1.00000005
+nextm015 nextminus 1.00000007 -> 1.00000006
+nextm016 nextminus 1.00000008 -> 1.00000007
+nextm017 nextminus 1.00000009 -> 1.00000008
+nextm018 nextminus 1.00000010 -> 1.00000009
+nextm019 nextminus 1.00000011 -> 1.00000010
+nextm020 nextminus 1.00000012 -> 1.00000011
+
+nextm021 nextminus -0.999999995 -> -0.999999996
+nextm022 nextminus -0.999999996 -> -0.999999997
+nextm023 nextminus -0.999999997 -> -0.999999998
+nextm024 nextminus -0.999999998 -> -0.999999999
+nextm025 nextminus -0.999999999 -> -1.00000000
+nextm026 nextminus -1.00000000 -> -1.00000001
+nextm027 nextminus -1.0 -> -1.00000001
+nextm028 nextminus -1 -> -1.00000001
+nextm029 nextminus -1.00000001 -> -1.00000002
+nextm030 nextminus -1.00000002 -> -1.00000003
+nextm031 nextminus -1.00000003 -> -1.00000004
+nextm032 nextminus -1.00000004 -> -1.00000005
+nextm033 nextminus -1.00000005 -> -1.00000006
+nextm034 nextminus -1.00000006 -> -1.00000007
+nextm035 nextminus -1.00000007 -> -1.00000008
+nextm036 nextminus -1.00000008 -> -1.00000009
+nextm037 nextminus -1.00000009 -> -1.00000010
+nextm038 nextminus -1.00000010 -> -1.00000011
+nextm039 nextminus -1.00000011 -> -1.00000012
+
+-- input operand is >precision
+nextm041 nextminus 1.00000010998 -> 1.00000010
+nextm042 nextminus 1.00000010999 -> 1.00000010
+nextm043 nextminus 1.00000011000 -> 1.00000010
+nextm044 nextminus 1.00000011001 -> 1.00000011
+nextm045 nextminus 1.00000011002 -> 1.00000011
+nextm046 nextminus 1.00000011002 -> 1.00000011
+nextm047 nextminus 1.00000011052 -> 1.00000011
+nextm048 nextminus 1.00000011552 -> 1.00000011
+nextm049 nextminus -1.00000010998 -> -1.00000011
+nextm050 nextminus -1.00000010999 -> -1.00000011
+nextm051 nextminus -1.00000011000 -> -1.00000012
+nextm052 nextminus -1.00000011001 -> -1.00000012
+nextm053 nextminus -1.00000011002 -> -1.00000012
+nextm054 nextminus -1.00000011002 -> -1.00000012
+nextm055 nextminus -1.00000011052 -> -1.00000012
+nextm056 nextminus -1.00000011552 -> -1.00000012
+-- ultra-tiny inputs
+nextm060 nextminus 1E-99999 -> 0E-391
+nextm061 nextminus 1E-999999999 -> 0E-391
+nextm062 nextminus 1E-391 -> 0E-391
+nextm063 nextminus -1E-99999 -> -1E-391
+nextm064 nextminus -1E-999999999 -> -1E-391
+nextm065 nextminus -1E-391 -> -2E-391
+
+-- Zeros
+nextm100 nextminus -0 -> -1E-391
+nextm101 nextminus 0 -> -1E-391
+nextm102 nextminus 0.00 -> -1E-391
+nextm103 nextminus -0.00 -> -1E-391
+nextm104 nextminus 0E-300 -> -1E-391
+nextm105 nextminus 0E+300 -> -1E-391
+nextm106 nextminus 0E+30000 -> -1E-391
+nextm107 nextminus -0E+30000 -> -1E-391
+
+precision: 9
+maxExponent: 999
+minexponent: -999
+-- specials
+nextm150 nextminus Inf -> 9.99999999E+999
+nextm151 nextminus -Inf -> -Infinity
+nextm152 nextminus NaN -> NaN
+nextm153 nextminus sNaN -> NaN Invalid_operation
+nextm154 nextminus NaN77 -> NaN77
+nextm155 nextminus sNaN88 -> NaN88 Invalid_operation
+nextm156 nextminus -NaN -> -NaN
+nextm157 nextminus -sNaN -> -NaN Invalid_operation
+nextm158 nextminus -NaN77 -> -NaN77
+nextm159 nextminus -sNaN88 -> -NaN88 Invalid_operation
+
+-- Nmax, Nmin, Ntiny, subnormals
+nextm170 nextminus 9.99999999E+999 -> 9.99999998E+999
+nextm171 nextminus 9.99999998E+999 -> 9.99999997E+999
+nextm172 nextminus 1E-999 -> 9.9999999E-1000
+nextm173 nextminus 1.00000000E-999 -> 9.9999999E-1000
+nextm174 nextminus 9E-1007 -> 8E-1007
+nextm175 nextminus 9.9E-1006 -> 9.8E-1006
+nextm176 nextminus 9.9999E-1003 -> 9.9998E-1003
+nextm177 nextminus 9.9999999E-1000 -> 9.9999998E-1000
+nextm178 nextminus 9.9999998E-1000 -> 9.9999997E-1000
+nextm179 nextminus 9.9999997E-1000 -> 9.9999996E-1000
+nextm180 nextminus 0E-1007 -> -1E-1007
+nextm181 nextminus 1E-1007 -> 0E-1007
+nextm182 nextminus 2E-1007 -> 1E-1007
+
+nextm183 nextminus -0E-1007 -> -1E-1007
+nextm184 nextminus -1E-1007 -> -2E-1007
+nextm185 nextminus -2E-1007 -> -3E-1007
+nextm186 nextminus -10E-1007 -> -1.1E-1006
+nextm187 nextminus -100E-1007 -> -1.01E-1005
+nextm188 nextminus -100000E-1007 -> -1.00001E-1002
+nextm189 nextminus -1.0000E-999 -> -1.00000001E-999
+nextm190 nextminus -1.00000000E-999 -> -1.00000001E-999
+nextm191 nextminus -1E-999 -> -1.00000001E-999
+nextm192 nextminus -9.99999998E+999 -> -9.99999999E+999
+nextm193 nextminus -9.99999999E+999 -> -Infinity
+
+-- Null tests
+nextm900 nextminus # -> NaN Invalid_operation
+
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