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Diffstat (limited to 'lib/python2.7/test/decimaltestdata/ddMin.decTest')
| -rw-r--r-- | lib/python2.7/test/decimaltestdata/ddMin.decTest | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/lib/python2.7/test/decimaltestdata/ddMin.decTest b/lib/python2.7/test/decimaltestdata/ddMin.decTest new file mode 100644 index 0000000..eb942ff --- /dev/null +++ b/lib/python2.7/test/decimaltestdata/ddMin.decTest @@ -0,0 +1,309 @@ +------------------------------------------------------------------------ +-- ddMin.decTest -- decDouble minnum -- +-- 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 + +-- we assume that base comparison is tested in compare.decTest, so +-- these mainly cover special cases and rounding +precision: 16 +maxExponent: 384 +minExponent: -383 +extended: 1 +clamp: 1 +rounding: half_even + +-- sanity checks +ddmin001 min -2 -2 -> -2 +ddmin002 min -2 -1 -> -2 +ddmin003 min -2 0 -> -2 +ddmin004 min -2 1 -> -2 +ddmin005 min -2 2 -> -2 +ddmin006 min -1 -2 -> -2 +ddmin007 min -1 -1 -> -1 +ddmin008 min -1 0 -> -1 +ddmin009 min -1 1 -> -1 +ddmin010 min -1 2 -> -1 +ddmin011 min 0 -2 -> -2 +ddmin012 min 0 -1 -> -1 +ddmin013 min 0 0 -> 0 +ddmin014 min 0 1 -> 0 +ddmin015 min 0 2 -> 0 +ddmin016 min 1 -2 -> -2 +ddmin017 min 1 -1 -> -1 +ddmin018 min 1 0 -> 0 +ddmin019 min 1 1 -> 1 +ddmin020 min 1 2 -> 1 +ddmin021 min 2 -2 -> -2 +ddmin022 min 2 -1 -> -1 +ddmin023 min 2 0 -> 0 +ddmin025 min 2 1 -> 1 +ddmin026 min 2 2 -> 2 + +-- extended zeros +ddmin030 min 0 0 -> 0 +ddmin031 min 0 -0 -> -0 +ddmin032 min 0 -0.0 -> -0.0 +ddmin033 min 0 0.0 -> 0.0 +ddmin034 min -0 0 -> -0 +ddmin035 min -0 -0 -> -0 +ddmin036 min -0 -0.0 -> -0 +ddmin037 min -0 0.0 -> -0 +ddmin038 min 0.0 0 -> 0.0 +ddmin039 min 0.0 -0 -> -0 +ddmin040 min 0.0 -0.0 -> -0.0 +ddmin041 min 0.0 0.0 -> 0.0 +ddmin042 min -0.0 0 -> -0.0 +ddmin043 min -0.0 -0 -> -0 +ddmin044 min -0.0 -0.0 -> -0.0 +ddmin045 min -0.0 0.0 -> -0.0 + +ddmin046 min 0E1 -0E1 -> -0E+1 +ddmin047 min -0E1 0E2 -> -0E+1 +ddmin048 min 0E2 0E1 -> 0E+1 +ddmin049 min 0E1 0E2 -> 0E+1 +ddmin050 min -0E3 -0E2 -> -0E+3 +ddmin051 min -0E2 -0E3 -> -0E+3 + +-- Specials +ddmin090 min Inf -Inf -> -Infinity +ddmin091 min Inf -1000 -> -1000 +ddmin092 min Inf -1 -> -1 +ddmin093 min Inf -0 -> -0 +ddmin094 min Inf 0 -> 0 +ddmin095 min Inf 1 -> 1 +ddmin096 min Inf 1000 -> 1000 +ddmin097 min Inf Inf -> Infinity +ddmin098 min -1000 Inf -> -1000 +ddmin099 min -Inf Inf -> -Infinity +ddmin100 min -1 Inf -> -1 +ddmin101 min -0 Inf -> -0 +ddmin102 min 0 Inf -> 0 +ddmin103 min 1 Inf -> 1 +ddmin104 min 1000 Inf -> 1000 +ddmin105 min Inf Inf -> Infinity + +ddmin120 min -Inf -Inf -> -Infinity +ddmin121 min -Inf -1000 -> -Infinity +ddmin122 min -Inf -1 -> -Infinity +ddmin123 min -Inf -0 -> -Infinity +ddmin124 min -Inf 0 -> -Infinity +ddmin125 min -Inf 1 -> -Infinity +ddmin126 min -Inf 1000 -> -Infinity +ddmin127 min -Inf Inf -> -Infinity +ddmin128 min -Inf -Inf -> -Infinity +ddmin129 min -1000 -Inf -> -Infinity +ddmin130 min -1 -Inf -> -Infinity +ddmin131 min -0 -Inf -> -Infinity +ddmin132 min 0 -Inf -> -Infinity +ddmin133 min 1 -Inf -> -Infinity +ddmin134 min 1000 -Inf -> -Infinity +ddmin135 min Inf -Inf -> -Infinity + +-- 2004.08.02 754r chooses number over NaN in mixed cases +ddmin141 min NaN -Inf -> -Infinity +ddmin142 min NaN -1000 -> -1000 +ddmin143 min NaN -1 -> -1 +ddmin144 min NaN -0 -> -0 +ddmin145 min NaN 0 -> 0 +ddmin146 min NaN 1 -> 1 +ddmin147 min NaN 1000 -> 1000 +ddmin148 min NaN Inf -> Infinity +ddmin149 min NaN NaN -> NaN +ddmin150 min -Inf NaN -> -Infinity +ddmin151 min -1000 NaN -> -1000 +ddmin152 min -1 -NaN -> -1 +ddmin153 min -0 NaN -> -0 +ddmin154 min 0 -NaN -> 0 +ddmin155 min 1 NaN -> 1 +ddmin156 min 1000 NaN -> 1000 +ddmin157 min Inf NaN -> Infinity + +ddmin161 min sNaN -Inf -> NaN Invalid_operation +ddmin162 min sNaN -1000 -> NaN Invalid_operation +ddmin163 min sNaN -1 -> NaN Invalid_operation +ddmin164 min sNaN -0 -> NaN Invalid_operation +ddmin165 min -sNaN 0 -> -NaN Invalid_operation +ddmin166 min -sNaN 1 -> -NaN Invalid_operation +ddmin167 min sNaN 1000 -> NaN Invalid_operation +ddmin168 min sNaN NaN -> NaN Invalid_operation +ddmin169 min sNaN sNaN -> NaN Invalid_operation +ddmin170 min NaN sNaN -> NaN Invalid_operation +ddmin171 min -Inf sNaN -> NaN Invalid_operation +ddmin172 min -1000 sNaN -> NaN Invalid_operation +ddmin173 min -1 sNaN -> NaN Invalid_operation +ddmin174 min -0 sNaN -> NaN Invalid_operation +ddmin175 min 0 sNaN -> NaN Invalid_operation +ddmin176 min 1 sNaN -> NaN Invalid_operation +ddmin177 min 1000 sNaN -> NaN Invalid_operation +ddmin178 min Inf sNaN -> NaN Invalid_operation +ddmin179 min NaN sNaN -> NaN Invalid_operation + +-- propagating NaNs +ddmin181 min NaN9 -Inf -> -Infinity +ddmin182 min -NaN8 9990 -> 9990 +ddmin183 min NaN71 Inf -> Infinity + +ddmin184 min NaN1 NaN54 -> NaN1 +ddmin185 min NaN22 -NaN53 -> NaN22 +ddmin186 min -NaN3 NaN6 -> -NaN3 +ddmin187 min -NaN44 NaN7 -> -NaN44 + +ddmin188 min -Inf NaN41 -> -Infinity +ddmin189 min -9999 -NaN33 -> -9999 +ddmin190 min Inf NaN2 -> Infinity + +ddmin191 min sNaN99 -Inf -> NaN99 Invalid_operation +ddmin192 min sNaN98 -11 -> NaN98 Invalid_operation +ddmin193 min -sNaN97 NaN8 -> -NaN97 Invalid_operation +ddmin194 min sNaN69 sNaN94 -> NaN69 Invalid_operation +ddmin195 min NaN95 sNaN93 -> NaN93 Invalid_operation +ddmin196 min -Inf sNaN92 -> NaN92 Invalid_operation +ddmin197 min 088 sNaN91 -> NaN91 Invalid_operation +ddmin198 min Inf -sNaN90 -> -NaN90 Invalid_operation +ddmin199 min NaN sNaN86 -> NaN86 Invalid_operation + +-- old rounding checks +ddmin221 min -12345678000 1 -> -12345678000 +ddmin222 min 1 -12345678000 -> -12345678000 +ddmin223 min -1234567800 1 -> -1234567800 +ddmin224 min 1 -1234567800 -> -1234567800 +ddmin225 min -1234567890 1 -> -1234567890 +ddmin226 min 1 -1234567890 -> -1234567890 +ddmin227 min -1234567891 1 -> -1234567891 +ddmin228 min 1 -1234567891 -> -1234567891 +ddmin229 min -12345678901 1 -> -12345678901 +ddmin230 min 1 -12345678901 -> -12345678901 +ddmin231 min -1234567896 1 -> -1234567896 +ddmin232 min 1 -1234567896 -> -1234567896 +ddmin233 min 1234567891 1 -> 1 +ddmin234 min 1 1234567891 -> 1 +ddmin235 min 12345678901 1 -> 1 +ddmin236 min 1 12345678901 -> 1 +ddmin237 min 1234567896 1 -> 1 +ddmin238 min 1 1234567896 -> 1 + +-- from examples +ddmin280 min '3' '2' -> '2' +ddmin281 min '-10' '3' -> '-10' +ddmin282 min '1.0' '1' -> '1.0' +ddmin283 min '1' '1.0' -> '1.0' +ddmin284 min '7' 'NaN' -> '7' + +-- expanded list from min/max 754r purple prose +-- [explicit tests for exponent ordering] +ddmin401 min Inf 1.1 -> 1.1 +ddmin402 min 1.1 1 -> 1 +ddmin403 min 1 1.0 -> 1.0 +ddmin404 min 1.0 0.1 -> 0.1 +ddmin405 min 0.1 0.10 -> 0.10 +ddmin406 min 0.10 0.100 -> 0.100 +ddmin407 min 0.10 0 -> 0 +ddmin408 min 0 0.0 -> 0.0 +ddmin409 min 0.0 -0 -> -0 +ddmin410 min 0.0 -0.0 -> -0.0 +ddmin411 min 0.00 -0.0 -> -0.0 +ddmin412 min 0.0 -0.00 -> -0.00 +ddmin413 min 0 -0.0 -> -0.0 +ddmin414 min 0 -0 -> -0 +ddmin415 min -0.0 -0 -> -0 +ddmin416 min -0 -0.100 -> -0.100 +ddmin417 min -0.100 -0.10 -> -0.10 +ddmin418 min -0.10 -0.1 -> -0.1 +ddmin419 min -0.1 -1.0 -> -1.0 +ddmin420 min -1.0 -1 -> -1 +ddmin421 min -1 -1.1 -> -1.1 +ddmin423 min -1.1 -Inf -> -Infinity +-- same with operands reversed +ddmin431 min 1.1 Inf -> 1.1 +ddmin432 min 1 1.1 -> 1 +ddmin433 min 1.0 1 -> 1.0 +ddmin434 min 0.1 1.0 -> 0.1 +ddmin435 min 0.10 0.1 -> 0.10 +ddmin436 min 0.100 0.10 -> 0.100 +ddmin437 min 0 0.10 -> 0 +ddmin438 min 0.0 0 -> 0.0 +ddmin439 min -0 0.0 -> -0 +ddmin440 min -0.0 0.0 -> -0.0 +ddmin441 min -0.0 0.00 -> -0.0 +ddmin442 min -0.00 0.0 -> -0.00 +ddmin443 min -0.0 0 -> -0.0 +ddmin444 min -0 0 -> -0 +ddmin445 min -0 -0.0 -> -0 +ddmin446 min -0.100 -0 -> -0.100 +ddmin447 min -0.10 -0.100 -> -0.10 +ddmin448 min -0.1 -0.10 -> -0.1 +ddmin449 min -1.0 -0.1 -> -1.0 +ddmin450 min -1 -1.0 -> -1 +ddmin451 min -1.1 -1 -> -1.1 +ddmin453 min -Inf -1.1 -> -Infinity +-- largies +ddmin460 min 1000 1E+3 -> 1000 +ddmin461 min 1E+3 1000 -> 1000 +ddmin462 min 1000 -1E+3 -> -1E+3 +ddmin463 min 1E+3 -384 -> -384 +ddmin464 min -384 1E+3 -> -384 +ddmin465 min -1E+3 1000 -> -1E+3 +ddmin466 min -384 -1E+3 -> -1E+3 +ddmin467 min -1E+3 -384 -> -1E+3 + +-- misalignment traps for little-endian +ddmin471 min 1.0 0.1 -> 0.1 +ddmin472 min 0.1 1.0 -> 0.1 +ddmin473 min 10.0 0.1 -> 0.1 +ddmin474 min 0.1 10.0 -> 0.1 +ddmin475 min 100 1.0 -> 1.0 +ddmin476 min 1.0 100 -> 1.0 +ddmin477 min 1000 10.0 -> 10.0 +ddmin478 min 10.0 1000 -> 10.0 +ddmin479 min 10000 100.0 -> 100.0 +ddmin480 min 100.0 10000 -> 100.0 +ddmin481 min 100000 1000.0 -> 1000.0 +ddmin482 min 1000.0 100000 -> 1000.0 +ddmin483 min 1000000 10000.0 -> 10000.0 +ddmin484 min 10000.0 1000000 -> 10000.0 + +-- subnormals +ddmin510 min 1.00E-383 0 -> 0 +ddmin511 min 0.1E-383 0 -> 0 +ddmin512 min 0.10E-383 0 -> 0 +ddmin513 min 0.100E-383 0 -> 0 +ddmin514 min 0.01E-383 0 -> 0 +ddmin515 min 0.999E-383 0 -> 0 +ddmin516 min 0.099E-383 0 -> 0 +ddmin517 min 0.009E-383 0 -> 0 +ddmin518 min 0.001E-383 0 -> 0 +ddmin519 min 0.0009E-383 0 -> 0 +ddmin520 min 0.0001E-383 0 -> 0 + +ddmin530 min -1.00E-383 0 -> -1.00E-383 +ddmin531 min -0.1E-383 0 -> -1E-384 Subnormal +ddmin532 min -0.10E-383 0 -> -1.0E-384 Subnormal +ddmin533 min -0.100E-383 0 -> -1.00E-384 Subnormal +ddmin534 min -0.01E-383 0 -> -1E-385 Subnormal +ddmin535 min -0.999E-383 0 -> -9.99E-384 Subnormal +ddmin536 min -0.099E-383 0 -> -9.9E-385 Subnormal +ddmin537 min -0.009E-383 0 -> -9E-386 Subnormal +ddmin538 min -0.001E-383 0 -> -1E-386 Subnormal +ddmin539 min -0.0009E-383 0 -> -9E-387 Subnormal +ddmin540 min -0.0001E-383 0 -> -1E-387 Subnormal + + +-- Null tests +ddmin900 min 10 # -> NaN Invalid_operation +ddmin901 min # 10 -> NaN Invalid_operation |