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Diffstat (limited to 'lib/python2.7/test/decimaltestdata/ddToIntegral.decTest')
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diff --git a/lib/python2.7/test/decimaltestdata/ddToIntegral.decTest b/lib/python2.7/test/decimaltestdata/ddToIntegral.decTest new file mode 100644 index 0000000..bf6d61f --- /dev/null +++ b/lib/python2.7/test/decimaltestdata/ddToIntegral.decTest @@ -0,0 +1,257 @@ +------------------------------------------------------------------------ +-- ddToIntegral.decTest -- round Double to integral value -- +-- Copyright (c) IBM Corporation, 2001, 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 + +-- This set of tests tests the extended specification 'round-to-integral +-- value-exact' operations (from IEEE 854, later modified in 754r). +-- All non-zero results are defined as being those from either copy or +-- quantize, so those are assumed to have been tested extensively +-- elsewhere; the tests here are for integrity, rounding mode, etc. +-- Also, it is assumed the test harness will use these tests for both +-- ToIntegralExact (which does set Inexact) and the fixed-name +-- functions (which do not set Inexact). + +-- Note that decNumber implements an earlier definition of toIntegral +-- which never sets Inexact; the decTest operator for that is called +-- 'tointegral' instead of 'tointegralx'. + +precision: 16 +maxExponent: 384 +minExponent: -383 +extended: 1 +clamp: 1 +rounding: half_even + +ddintx001 tointegralx 0 -> 0 +ddintx002 tointegralx 0.0 -> 0 +ddintx003 tointegralx 0.1 -> 0 Inexact Rounded +ddintx004 tointegralx 0.2 -> 0 Inexact Rounded +ddintx005 tointegralx 0.3 -> 0 Inexact Rounded +ddintx006 tointegralx 0.4 -> 0 Inexact Rounded +ddintx007 tointegralx 0.5 -> 0 Inexact Rounded +ddintx008 tointegralx 0.6 -> 1 Inexact Rounded +ddintx009 tointegralx 0.7 -> 1 Inexact Rounded +ddintx010 tointegralx 0.8 -> 1 Inexact Rounded +ddintx011 tointegralx 0.9 -> 1 Inexact Rounded +ddintx012 tointegralx 1 -> 1 +ddintx013 tointegralx 1.0 -> 1 Rounded +ddintx014 tointegralx 1.1 -> 1 Inexact Rounded +ddintx015 tointegralx 1.2 -> 1 Inexact Rounded +ddintx016 tointegralx 1.3 -> 1 Inexact Rounded +ddintx017 tointegralx 1.4 -> 1 Inexact Rounded +ddintx018 tointegralx 1.5 -> 2 Inexact Rounded +ddintx019 tointegralx 1.6 -> 2 Inexact Rounded +ddintx020 tointegralx 1.7 -> 2 Inexact Rounded +ddintx021 tointegralx 1.8 -> 2 Inexact Rounded +ddintx022 tointegralx 1.9 -> 2 Inexact Rounded +-- negatives +ddintx031 tointegralx -0 -> -0 +ddintx032 tointegralx -0.0 -> -0 +ddintx033 tointegralx -0.1 -> -0 Inexact Rounded +ddintx034 tointegralx -0.2 -> -0 Inexact Rounded +ddintx035 tointegralx -0.3 -> -0 Inexact Rounded +ddintx036 tointegralx -0.4 -> -0 Inexact Rounded +ddintx037 tointegralx -0.5 -> -0 Inexact Rounded +ddintx038 tointegralx -0.6 -> -1 Inexact Rounded +ddintx039 tointegralx -0.7 -> -1 Inexact Rounded +ddintx040 tointegralx -0.8 -> -1 Inexact Rounded +ddintx041 tointegralx -0.9 -> -1 Inexact Rounded +ddintx042 tointegralx -1 -> -1 +ddintx043 tointegralx -1.0 -> -1 Rounded +ddintx044 tointegralx -1.1 -> -1 Inexact Rounded +ddintx045 tointegralx -1.2 -> -1 Inexact Rounded +ddintx046 tointegralx -1.3 -> -1 Inexact Rounded +ddintx047 tointegralx -1.4 -> -1 Inexact Rounded +ddintx048 tointegralx -1.5 -> -2 Inexact Rounded +ddintx049 tointegralx -1.6 -> -2 Inexact Rounded +ddintx050 tointegralx -1.7 -> -2 Inexact Rounded +ddintx051 tointegralx -1.8 -> -2 Inexact Rounded +ddintx052 tointegralx -1.9 -> -2 Inexact Rounded +-- next two would be NaN using quantize(x, 0) +ddintx053 tointegralx 10E+60 -> 1.0E+61 +ddintx054 tointegralx -10E+60 -> -1.0E+61 + +-- numbers around precision +ddintx060 tointegralx '56267E-17' -> '0' Inexact Rounded +ddintx061 tointegralx '56267E-5' -> '1' Inexact Rounded +ddintx062 tointegralx '56267E-2' -> '563' Inexact Rounded +ddintx063 tointegralx '56267E-1' -> '5627' Inexact Rounded +ddintx065 tointegralx '56267E-0' -> '56267' +ddintx066 tointegralx '56267E+0' -> '56267' +ddintx067 tointegralx '56267E+1' -> '5.6267E+5' +ddintx068 tointegralx '56267E+9' -> '5.6267E+13' +ddintx069 tointegralx '56267E+10' -> '5.6267E+14' +ddintx070 tointegralx '56267E+11' -> '5.6267E+15' +ddintx071 tointegralx '56267E+12' -> '5.6267E+16' +ddintx072 tointegralx '56267E+13' -> '5.6267E+17' +ddintx073 tointegralx '1.23E+96' -> '1.23E+96' +ddintx074 tointegralx '1.23E+384' -> #47fd300000000000 Clamped + +ddintx080 tointegralx '-56267E-10' -> '-0' Inexact Rounded +ddintx081 tointegralx '-56267E-5' -> '-1' Inexact Rounded +ddintx082 tointegralx '-56267E-2' -> '-563' Inexact Rounded +ddintx083 tointegralx '-56267E-1' -> '-5627' Inexact Rounded +ddintx085 tointegralx '-56267E-0' -> '-56267' +ddintx086 tointegralx '-56267E+0' -> '-56267' +ddintx087 tointegralx '-56267E+1' -> '-5.6267E+5' +ddintx088 tointegralx '-56267E+9' -> '-5.6267E+13' +ddintx089 tointegralx '-56267E+10' -> '-5.6267E+14' +ddintx090 tointegralx '-56267E+11' -> '-5.6267E+15' +ddintx091 tointegralx '-56267E+12' -> '-5.6267E+16' +ddintx092 tointegralx '-56267E+13' -> '-5.6267E+17' +ddintx093 tointegralx '-1.23E+96' -> '-1.23E+96' +ddintx094 tointegralx '-1.23E+384' -> #c7fd300000000000 Clamped + +-- subnormal inputs +ddintx100 tointegralx 1E-299 -> 0 Inexact Rounded +ddintx101 tointegralx 0.1E-299 -> 0 Inexact Rounded +ddintx102 tointegralx 0.01E-299 -> 0 Inexact Rounded +ddintx103 tointegralx 0E-299 -> 0 + +-- specials and zeros +ddintx120 tointegralx 'Inf' -> Infinity +ddintx121 tointegralx '-Inf' -> -Infinity +ddintx122 tointegralx NaN -> NaN +ddintx123 tointegralx sNaN -> NaN Invalid_operation +ddintx124 tointegralx 0 -> 0 +ddintx125 tointegralx -0 -> -0 +ddintx126 tointegralx 0.000 -> 0 +ddintx127 tointegralx 0.00 -> 0 +ddintx128 tointegralx 0.0 -> 0 +ddintx129 tointegralx 0 -> 0 +ddintx130 tointegralx 0E-3 -> 0 +ddintx131 tointegralx 0E-2 -> 0 +ddintx132 tointegralx 0E-1 -> 0 +ddintx133 tointegralx 0E-0 -> 0 +ddintx134 tointegralx 0E+1 -> 0E+1 +ddintx135 tointegralx 0E+2 -> 0E+2 +ddintx136 tointegralx 0E+3 -> 0E+3 +ddintx137 tointegralx 0E+4 -> 0E+4 +ddintx138 tointegralx 0E+5 -> 0E+5 +ddintx139 tointegralx -0.000 -> -0 +ddintx140 tointegralx -0.00 -> -0 +ddintx141 tointegralx -0.0 -> -0 +ddintx142 tointegralx -0 -> -0 +ddintx143 tointegralx -0E-3 -> -0 +ddintx144 tointegralx -0E-2 -> -0 +ddintx145 tointegralx -0E-1 -> -0 +ddintx146 tointegralx -0E-0 -> -0 +ddintx147 tointegralx -0E+1 -> -0E+1 +ddintx148 tointegralx -0E+2 -> -0E+2 +ddintx149 tointegralx -0E+3 -> -0E+3 +ddintx150 tointegralx -0E+4 -> -0E+4 +ddintx151 tointegralx -0E+5 -> -0E+5 +-- propagating NaNs +ddintx152 tointegralx NaN808 -> NaN808 +ddintx153 tointegralx sNaN080 -> NaN80 Invalid_operation +ddintx154 tointegralx -NaN808 -> -NaN808 +ddintx155 tointegralx -sNaN080 -> -NaN80 Invalid_operation +ddintx156 tointegralx -NaN -> -NaN +ddintx157 tointegralx -sNaN -> -NaN Invalid_operation + +-- examples +rounding: half_up +ddintx200 tointegralx 2.1 -> 2 Inexact Rounded +ddintx201 tointegralx 100 -> 100 +ddintx202 tointegralx 100.0 -> 100 Rounded +ddintx203 tointegralx 101.5 -> 102 Inexact Rounded +ddintx204 tointegralx -101.5 -> -102 Inexact Rounded +ddintx205 tointegralx 10E+5 -> 1.0E+6 +ddintx206 tointegralx 7.89E+77 -> 7.89E+77 +ddintx207 tointegralx -Inf -> -Infinity + + +-- all rounding modes +rounding: half_even +ddintx210 tointegralx 55.5 -> 56 Inexact Rounded +ddintx211 tointegralx 56.5 -> 56 Inexact Rounded +ddintx212 tointegralx 57.5 -> 58 Inexact Rounded +ddintx213 tointegralx -55.5 -> -56 Inexact Rounded +ddintx214 tointegralx -56.5 -> -56 Inexact Rounded +ddintx215 tointegralx -57.5 -> -58 Inexact Rounded + +rounding: half_up + +ddintx220 tointegralx 55.5 -> 56 Inexact Rounded +ddintx221 tointegralx 56.5 -> 57 Inexact Rounded +ddintx222 tointegralx 57.5 -> 58 Inexact Rounded +ddintx223 tointegralx -55.5 -> -56 Inexact Rounded +ddintx224 tointegralx -56.5 -> -57 Inexact Rounded +ddintx225 tointegralx -57.5 -> -58 Inexact Rounded + +rounding: half_down + +ddintx230 tointegralx 55.5 -> 55 Inexact Rounded +ddintx231 tointegralx 56.5 -> 56 Inexact Rounded +ddintx232 tointegralx 57.5 -> 57 Inexact Rounded +ddintx233 tointegralx -55.5 -> -55 Inexact Rounded +ddintx234 tointegralx -56.5 -> -56 Inexact Rounded +ddintx235 tointegralx -57.5 -> -57 Inexact Rounded + +rounding: up + +ddintx240 tointegralx 55.3 -> 56 Inexact Rounded +ddintx241 tointegralx 56.3 -> 57 Inexact Rounded +ddintx242 tointegralx 57.3 -> 58 Inexact Rounded +ddintx243 tointegralx -55.3 -> -56 Inexact Rounded +ddintx244 tointegralx -56.3 -> -57 Inexact Rounded +ddintx245 tointegralx -57.3 -> -58 Inexact Rounded + +rounding: down + +ddintx250 tointegralx 55.7 -> 55 Inexact Rounded +ddintx251 tointegralx 56.7 -> 56 Inexact Rounded +ddintx252 tointegralx 57.7 -> 57 Inexact Rounded +ddintx253 tointegralx -55.7 -> -55 Inexact Rounded +ddintx254 tointegralx -56.7 -> -56 Inexact Rounded +ddintx255 tointegralx -57.7 -> -57 Inexact Rounded + +rounding: ceiling + +ddintx260 tointegralx 55.3 -> 56 Inexact Rounded +ddintx261 tointegralx 56.3 -> 57 Inexact Rounded +ddintx262 tointegralx 57.3 -> 58 Inexact Rounded +ddintx263 tointegralx -55.3 -> -55 Inexact Rounded +ddintx264 tointegralx -56.3 -> -56 Inexact Rounded +ddintx265 tointegralx -57.3 -> -57 Inexact Rounded + +rounding: floor + +ddintx270 tointegralx 55.7 -> 55 Inexact Rounded +ddintx271 tointegralx 56.7 -> 56 Inexact Rounded +ddintx272 tointegralx 57.7 -> 57 Inexact Rounded +ddintx273 tointegralx -55.7 -> -56 Inexact Rounded +ddintx274 tointegralx -56.7 -> -57 Inexact Rounded +ddintx275 tointegralx -57.7 -> -58 Inexact Rounded + +-- Int and uInt32 edge values for testing conversions +ddintx300 tointegralx -2147483646 -> -2147483646 +ddintx301 tointegralx -2147483647 -> -2147483647 +ddintx302 tointegralx -2147483648 -> -2147483648 +ddintx303 tointegralx -2147483649 -> -2147483649 +ddintx304 tointegralx 2147483646 -> 2147483646 +ddintx305 tointegralx 2147483647 -> 2147483647 +ddintx306 tointegralx 2147483648 -> 2147483648 +ddintx307 tointegralx 2147483649 -> 2147483649 +ddintx308 tointegralx 4294967294 -> 4294967294 +ddintx309 tointegralx 4294967295 -> 4294967295 +ddintx310 tointegralx 4294967296 -> 4294967296 +ddintx311 tointegralx 4294967297 -> 4294967297 + |