mirror of https://github.com/python/cpython
323 lines
12 KiB
Plaintext
323 lines
12 KiB
Plaintext
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------------------------------------------------------------------------
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-- dqMax.decTest -- decQuad maxnum --
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-- Copyright (c) IBM Corporation, 1981, 2007. All rights reserved. --
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------------------------------------------------------------------------
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-- Please see the document "General Decimal Arithmetic Testcases" --
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-- at http://www2.hursley.ibm.com/decimal for the description of --
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-- these testcases. --
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-- --
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-- These testcases are experimental ('beta' versions), and they --
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-- may contain errors. They are offered on an as-is basis. In --
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-- particular, achieving the same results as the tests here is not --
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-- a guarantee that an implementation complies with any Standard --
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-- or specification. The tests are not exhaustive. --
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-- --
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-- Please send comments, suggestions, and corrections to the author: --
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-- Mike Cowlishaw, IBM Fellow --
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-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
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-- mfc@uk.ibm.com --
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------------------------------------------------------------------------
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version: 2.56
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-- we assume that base comparison is tested in compare.decTest, so
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-- these mainly cover special cases and rounding
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extended: 1
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clamp: 1
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precision: 34
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maxExponent: 6144
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minExponent: -6143
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rounding: half_even
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-- sanity checks
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dqmax001 max -2 -2 -> -2
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dqmax002 max -2 -1 -> -1
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dqmax003 max -2 0 -> 0
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dqmax004 max -2 1 -> 1
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dqmax005 max -2 2 -> 2
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dqmax006 max -1 -2 -> -1
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dqmax007 max -1 -1 -> -1
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dqmax008 max -1 0 -> 0
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dqmax009 max -1 1 -> 1
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dqmax010 max -1 2 -> 2
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dqmax011 max 0 -2 -> 0
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dqmax012 max 0 -1 -> 0
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dqmax013 max 0 0 -> 0
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dqmax014 max 0 1 -> 1
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dqmax015 max 0 2 -> 2
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dqmax016 max 1 -2 -> 1
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dqmax017 max 1 -1 -> 1
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dqmax018 max 1 0 -> 1
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dqmax019 max 1 1 -> 1
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dqmax020 max 1 2 -> 2
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dqmax021 max 2 -2 -> 2
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dqmax022 max 2 -1 -> 2
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dqmax023 max 2 0 -> 2
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dqmax025 max 2 1 -> 2
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dqmax026 max 2 2 -> 2
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-- extended zeros
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dqmax030 max 0 0 -> 0
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dqmax031 max 0 -0 -> 0
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dqmax032 max 0 -0.0 -> 0
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dqmax033 max 0 0.0 -> 0
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dqmax034 max -0 0 -> 0 -- note: -0 = 0, but 0 chosen
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dqmax035 max -0 -0 -> -0
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dqmax036 max -0 -0.0 -> -0.0
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dqmax037 max -0 0.0 -> 0.0
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dqmax038 max 0.0 0 -> 0
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dqmax039 max 0.0 -0 -> 0.0
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dqmax040 max 0.0 -0.0 -> 0.0
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dqmax041 max 0.0 0.0 -> 0.0
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dqmax042 max -0.0 0 -> 0
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dqmax043 max -0.0 -0 -> -0.0
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dqmax044 max -0.0 -0.0 -> -0.0
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dqmax045 max -0.0 0.0 -> 0.0
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dqmax050 max -0E1 0E1 -> 0E+1
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dqmax051 max -0E2 0E2 -> 0E+2
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dqmax052 max -0E2 0E1 -> 0E+1
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dqmax053 max -0E1 0E2 -> 0E+2
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dqmax054 max 0E1 -0E1 -> 0E+1
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dqmax055 max 0E2 -0E2 -> 0E+2
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dqmax056 max 0E2 -0E1 -> 0E+2
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dqmax057 max 0E1 -0E2 -> 0E+1
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dqmax058 max 0E1 0E1 -> 0E+1
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dqmax059 max 0E2 0E2 -> 0E+2
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dqmax060 max 0E2 0E1 -> 0E+2
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dqmax061 max 0E1 0E2 -> 0E+2
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dqmax062 max -0E1 -0E1 -> -0E+1
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dqmax063 max -0E2 -0E2 -> -0E+2
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dqmax064 max -0E2 -0E1 -> -0E+1
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dqmax065 max -0E1 -0E2 -> -0E+1
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-- Specials
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dqmax090 max Inf -Inf -> Infinity
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dqmax091 max Inf -1000 -> Infinity
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dqmax092 max Inf -1 -> Infinity
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dqmax093 max Inf -0 -> Infinity
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dqmax094 max Inf 0 -> Infinity
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dqmax095 max Inf 1 -> Infinity
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dqmax096 max Inf 1000 -> Infinity
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dqmax097 max Inf Inf -> Infinity
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dqmax098 max -1000 Inf -> Infinity
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dqmax099 max -Inf Inf -> Infinity
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dqmax100 max -1 Inf -> Infinity
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dqmax101 max -0 Inf -> Infinity
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dqmax102 max 0 Inf -> Infinity
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dqmax103 max 1 Inf -> Infinity
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dqmax104 max 1000 Inf -> Infinity
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dqmax105 max Inf Inf -> Infinity
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dqmax120 max -Inf -Inf -> -Infinity
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dqmax121 max -Inf -1000 -> -1000
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dqmax122 max -Inf -1 -> -1
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dqmax123 max -Inf -0 -> -0
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dqmax124 max -Inf 0 -> 0
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dqmax125 max -Inf 1 -> 1
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dqmax126 max -Inf 1000 -> 1000
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dqmax127 max -Inf Inf -> Infinity
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dqmax128 max -Inf -Inf -> -Infinity
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dqmax129 max -1000 -Inf -> -1000
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dqmax130 max -1 -Inf -> -1
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dqmax131 max -0 -Inf -> -0
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dqmax132 max 0 -Inf -> 0
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dqmax133 max 1 -Inf -> 1
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dqmax134 max 1000 -Inf -> 1000
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dqmax135 max Inf -Inf -> Infinity
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-- 2004.08.02 754r chooses number over NaN in mixed cases
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dqmax141 max NaN -Inf -> -Infinity
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dqmax142 max NaN -1000 -> -1000
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dqmax143 max NaN -1 -> -1
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dqmax144 max NaN -0 -> -0
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dqmax145 max NaN 0 -> 0
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dqmax146 max NaN 1 -> 1
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dqmax147 max NaN 1000 -> 1000
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dqmax148 max NaN Inf -> Infinity
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dqmax149 max NaN NaN -> NaN
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dqmax150 max -Inf NaN -> -Infinity
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dqmax151 max -1000 NaN -> -1000
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dqmax152 max -1 NaN -> -1
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dqmax153 max -0 NaN -> -0
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dqmax154 max 0 NaN -> 0
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dqmax155 max 1 NaN -> 1
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dqmax156 max 1000 NaN -> 1000
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dqmax157 max Inf NaN -> Infinity
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dqmax161 max sNaN -Inf -> NaN Invalid_operation
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dqmax162 max sNaN -1000 -> NaN Invalid_operation
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dqmax163 max sNaN -1 -> NaN Invalid_operation
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dqmax164 max sNaN -0 -> NaN Invalid_operation
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dqmax165 max sNaN 0 -> NaN Invalid_operation
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dqmax166 max sNaN 1 -> NaN Invalid_operation
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dqmax167 max sNaN 1000 -> NaN Invalid_operation
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dqmax168 max sNaN NaN -> NaN Invalid_operation
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dqmax169 max sNaN sNaN -> NaN Invalid_operation
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dqmax170 max NaN sNaN -> NaN Invalid_operation
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dqmax171 max -Inf sNaN -> NaN Invalid_operation
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dqmax172 max -1000 sNaN -> NaN Invalid_operation
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dqmax173 max -1 sNaN -> NaN Invalid_operation
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dqmax174 max -0 sNaN -> NaN Invalid_operation
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dqmax175 max 0 sNaN -> NaN Invalid_operation
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dqmax176 max 1 sNaN -> NaN Invalid_operation
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dqmax177 max 1000 sNaN -> NaN Invalid_operation
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dqmax178 max Inf sNaN -> NaN Invalid_operation
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dqmax179 max NaN sNaN -> NaN Invalid_operation
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-- propagating NaNs
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dqmax181 max NaN9 -Inf -> -Infinity
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dqmax182 max NaN8 9 -> 9
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dqmax183 max -NaN7 Inf -> Infinity
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dqmax184 max -NaN1 NaN11 -> -NaN1
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dqmax185 max NaN2 NaN12 -> NaN2
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dqmax186 max -NaN13 -NaN7 -> -NaN13
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dqmax187 max NaN14 -NaN5 -> NaN14
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dqmax188 max -Inf NaN4 -> -Infinity
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dqmax189 max -9 -NaN3 -> -9
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dqmax190 max Inf NaN2 -> Infinity
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dqmax191 max sNaN99 -Inf -> NaN99 Invalid_operation
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dqmax192 max sNaN98 -1 -> NaN98 Invalid_operation
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dqmax193 max -sNaN97 NaN -> -NaN97 Invalid_operation
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dqmax194 max sNaN96 sNaN94 -> NaN96 Invalid_operation
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dqmax195 max NaN95 sNaN93 -> NaN93 Invalid_operation
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dqmax196 max -Inf sNaN92 -> NaN92 Invalid_operation
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dqmax197 max 0 sNaN91 -> NaN91 Invalid_operation
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dqmax198 max Inf -sNaN90 -> -NaN90 Invalid_operation
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dqmax199 max NaN sNaN89 -> NaN89 Invalid_operation
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-- old rounding checks
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dqmax221 max 12345678000 1 -> 12345678000
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dqmax222 max 1 12345678000 -> 12345678000
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dqmax223 max 1234567800 1 -> 1234567800
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dqmax224 max 1 1234567800 -> 1234567800
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dqmax225 max 1234567890 1 -> 1234567890
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dqmax226 max 1 1234567890 -> 1234567890
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dqmax227 max 1234567891 1 -> 1234567891
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dqmax228 max 1 1234567891 -> 1234567891
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dqmax229 max 12345678901 1 -> 12345678901
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dqmax230 max 1 12345678901 -> 12345678901
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dqmax231 max 1234567896 1 -> 1234567896
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dqmax232 max 1 1234567896 -> 1234567896
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dqmax233 max -1234567891 1 -> 1
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dqmax234 max 1 -1234567891 -> 1
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dqmax235 max -12345678901 1 -> 1
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dqmax236 max 1 -12345678901 -> 1
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dqmax237 max -1234567896 1 -> 1
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dqmax238 max 1 -1234567896 -> 1
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-- from examples
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dqmax280 max '3' '2' -> '3'
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dqmax281 max '-10' '3' -> '3'
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dqmax282 max '1.0' '1' -> '1'
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dqmax283 max '1' '1.0' -> '1'
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dqmax284 max '7' 'NaN' -> '7'
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-- expanded list from min/max 754r purple prose
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-- [explicit tests for exponent ordering]
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dqmax401 max Inf 1.1 -> Infinity
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dqmax402 max 1.1 1 -> 1.1
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dqmax403 max 1 1.0 -> 1
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dqmax404 max 1.0 0.1 -> 1.0
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dqmax405 max 0.1 0.10 -> 0.1
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dqmax406 max 0.10 0.100 -> 0.10
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dqmax407 max 0.10 0 -> 0.10
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dqmax408 max 0 0.0 -> 0
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dqmax409 max 0.0 -0 -> 0.0
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dqmax410 max 0.0 -0.0 -> 0.0
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dqmax411 max 0.00 -0.0 -> 0.00
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dqmax412 max 0.0 -0.00 -> 0.0
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dqmax413 max 0 -0.0 -> 0
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dqmax414 max 0 -0 -> 0
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dqmax415 max -0.0 -0 -> -0.0
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dqmax416 max -0 -0.100 -> -0
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dqmax417 max -0.100 -0.10 -> -0.100
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dqmax418 max -0.10 -0.1 -> -0.10
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dqmax419 max -0.1 -1.0 -> -0.1
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dqmax420 max -1.0 -1 -> -1.0
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dqmax421 max -1 -1.1 -> -1
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dqmax423 max -1.1 -Inf -> -1.1
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-- same with operands reversed
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dqmax431 max 1.1 Inf -> Infinity
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dqmax432 max 1 1.1 -> 1.1
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dqmax433 max 1.0 1 -> 1
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dqmax434 max 0.1 1.0 -> 1.0
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dqmax435 max 0.10 0.1 -> 0.1
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dqmax436 max 0.100 0.10 -> 0.10
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dqmax437 max 0 0.10 -> 0.10
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dqmax438 max 0.0 0 -> 0
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dqmax439 max -0 0.0 -> 0.0
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dqmax440 max -0.0 0.0 -> 0.0
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dqmax441 max -0.0 0.00 -> 0.00
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dqmax442 max -0.00 0.0 -> 0.0
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dqmax443 max -0.0 0 -> 0
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dqmax444 max -0 0 -> 0
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dqmax445 max -0 -0.0 -> -0.0
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dqmax446 max -0.100 -0 -> -0
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dqmax447 max -0.10 -0.100 -> -0.100
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dqmax448 max -0.1 -0.10 -> -0.10
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dqmax449 max -1.0 -0.1 -> -0.1
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dqmax450 max -1 -1.0 -> -1.0
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dqmax451 max -1.1 -1 -> -1
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dqmax453 max -Inf -1.1 -> -1.1
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-- largies
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dqmax460 max 1000 1E+3 -> 1E+3
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dqmax461 max 1E+3 1000 -> 1E+3
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dqmax462 max 1000 -1E+3 -> 1000
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dqmax463 max 1E+3 -1000 -> 1E+3
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dqmax464 max -1000 1E+3 -> 1E+3
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dqmax465 max -1E+3 1000 -> 1000
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dqmax466 max -1000 -1E+3 -> -1000
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dqmax467 max -1E+3 -1000 -> -1000
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-- misalignment traps for little-endian
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dqmax471 max 1.0 0.1 -> 1.0
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dqmax472 max 0.1 1.0 -> 1.0
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dqmax473 max 10.0 0.1 -> 10.0
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dqmax474 max 0.1 10.0 -> 10.0
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dqmax475 max 100 1.0 -> 100
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dqmax476 max 1.0 100 -> 100
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dqmax477 max 1000 10.0 -> 1000
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dqmax478 max 10.0 1000 -> 1000
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dqmax479 max 10000 100.0 -> 10000
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dqmax480 max 100.0 10000 -> 10000
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dqmax481 max 100000 1000.0 -> 100000
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dqmax482 max 1000.0 100000 -> 100000
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dqmax483 max 1000000 10000.0 -> 1000000
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dqmax484 max 10000.0 1000000 -> 1000000
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-- subnormals
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dqmax510 max 1.00E-6143 0 -> 1.00E-6143
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dqmax511 max 0.1E-6143 0 -> 1E-6144 Subnormal
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dqmax512 max 0.10E-6143 0 -> 1.0E-6144 Subnormal
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dqmax513 max 0.100E-6143 0 -> 1.00E-6144 Subnormal
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dqmax514 max 0.01E-6143 0 -> 1E-6145 Subnormal
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dqmax515 max 0.999E-6143 0 -> 9.99E-6144 Subnormal
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dqmax516 max 0.099E-6143 0 -> 9.9E-6145 Subnormal
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dqmax517 max 0.009E-6143 0 -> 9E-6146 Subnormal
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dqmax518 max 0.001E-6143 0 -> 1E-6146 Subnormal
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dqmax519 max 0.0009E-6143 0 -> 9E-6147 Subnormal
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dqmax520 max 0.0001E-6143 0 -> 1E-6147 Subnormal
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dqmax530 max -1.00E-6143 0 -> 0
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dqmax531 max -0.1E-6143 0 -> 0
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dqmax532 max -0.10E-6143 0 -> 0
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dqmax533 max -0.100E-6143 0 -> 0
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dqmax534 max -0.01E-6143 0 -> 0
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dqmax535 max -0.999E-6143 0 -> 0
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dqmax536 max -0.099E-6143 0 -> 0
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dqmax537 max -0.009E-6143 0 -> 0
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dqmax538 max -0.001E-6143 0 -> 0
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dqmax539 max -0.0009E-6143 0 -> 0
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dqmax540 max -0.0001E-6143 0 -> 0
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-- Null tests
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dqmax900 max 10 # -> NaN Invalid_operation
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dqmax901 max # 10 -> NaN Invalid_operation
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