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✏️ Editing: ddCopySign.decTest

------------------------------------------------------------------------
-- ddCopySign.decTest -- quiet decDouble copy with sign from rhs      --
-- 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 decDoubles.
precision:   16
maxExponent: 384
minExponent: -383
extended:    1
clamp:       1
rounding:    half_even

-- Sanity check
ddcps001 copysign       +7.50     11 -> 7.50

-- Infinities
ddcps011 copysign  Infinity       11 -> Infinity
ddcps012 copysign  -Infinity      11 -> Infinity

-- NaNs, 0 payload
ddcps021 copysign         NaN     11 -> NaN
ddcps022 copysign        -NaN     11 -> NaN
ddcps023 copysign        sNaN     11 -> sNaN
ddcps024 copysign       -sNaN     11 -> sNaN

-- NaNs, non-0 payload
ddcps031 copysign       NaN10     11 -> NaN10
ddcps032 copysign      -NaN10     11 -> NaN10
ddcps033 copysign      sNaN10     11 -> sNaN10
ddcps034 copysign     -sNaN10     11 -> sNaN10
ddcps035 copysign       NaN7      11 -> NaN7
ddcps036 copysign      -NaN7      11 -> NaN7
ddcps037 copysign      sNaN101    11 -> sNaN101
ddcps038 copysign     -sNaN101    11 -> sNaN101

-- finites
ddcps101 copysign          7      11 -> 7
ddcps102 copysign         -7      11 -> 7
ddcps103 copysign         75      11 -> 75
ddcps104 copysign        -75      11 -> 75
ddcps105 copysign       7.50      11 -> 7.50
ddcps106 copysign      -7.50      11 -> 7.50
ddcps107 copysign       7.500     11 -> 7.500
ddcps108 copysign      -7.500     11 -> 7.500

-- zeros
ddcps111 copysign          0      11 -> 0
ddcps112 copysign         -0      11 -> 0
ddcps113 copysign       0E+4      11 -> 0E+4
ddcps114 copysign      -0E+4      11 -> 0E+4
ddcps115 copysign     0.0000      11 -> 0.0000
ddcps116 copysign    -0.0000      11 -> 0.0000
ddcps117 copysign      0E-141     11 -> 0E-141
ddcps118 copysign     -0E-141     11 -> 0E-141

-- full coefficients, alternating bits
ddcps121 copysign  2682682682682682            11 -> 2682682682682682
ddcps122 copysign  -2682682682682682           11 -> 2682682682682682
ddcps123 copysign  1341341341341341            11 -> 1341341341341341
ddcps124 copysign  -1341341341341341           11 -> 1341341341341341

-- Nmax, Nmin, Ntiny
ddcps131 copysign  9.999999999999999E+384      11 -> 9.999999999999999E+384
ddcps132 copysign  1E-383                      11 -> 1E-383
ddcps133 copysign  1.000000000000000E-383      11 -> 1.000000000000000E-383
ddcps134 copysign  1E-398                      11 -> 1E-398

ddcps135 copysign  -1E-398                     11 -> 1E-398
ddcps136 copysign  -1.000000000000000E-383     11 -> 1.000000000000000E-383
ddcps137 copysign  -1E-383                     11 -> 1E-383
ddcps138 copysign  -9.999999999999999E+384     11 -> 9.999999999999999E+384

-- repeat with negative RHS

-- Infinities
ddcps211 copysign  Infinity       -34 -> -Infinity
ddcps212 copysign  -Infinity      -34 -> -Infinity

-- NaNs, 0 payload
ddcps221 copysign         NaN     -34 -> -NaN
ddcps222 copysign        -NaN     -34 -> -NaN
ddcps223 copysign        sNaN     -34 -> -sNaN
ddcps224 copysign       -sNaN     -34 -> -sNaN

-- NaNs, non-0 payload
ddcps231 copysign       NaN10     -34 -> -NaN10
ddcps232 copysign      -NaN10     -34 -> -NaN10
ddcps233 copysign      sNaN10     -34 -> -sNaN10
ddcps234 copysign     -sNaN10     -34 -> -sNaN10
ddcps235 copysign       NaN7      -34 -> -NaN7
ddcps236 copysign      -NaN7      -34 -> -NaN7
ddcps237 copysign      sNaN101    -34 -> -sNaN101
ddcps238 copysign     -sNaN101    -34 -> -sNaN101

-- finites
ddcps301 copysign          7      -34 -> -7
ddcps302 copysign         -7      -34 -> -7
ddcps303 copysign         75      -34 -> -75
ddcps304 copysign        -75      -34 -> -75
ddcps305 copysign       7.50      -34 -> -7.50
ddcps306 copysign      -7.50      -34 -> -7.50
ddcps307 copysign       7.500     -34 -> -7.500
ddcps308 copysign      -7.500     -34 -> -7.500

-- zeros
ddcps311 copysign          0      -34 -> -0
ddcps312 copysign         -0      -34 -> -0
ddcps313 copysign       0E+4      -34 -> -0E+4
ddcps314 copysign      -0E+4      -34 -> -0E+4
ddcps315 copysign     0.0000      -34 -> -0.0000
ddcps316 copysign    -0.0000      -34 -> -0.0000
ddcps317 copysign      0E-141     -34 -> -0E-141
ddcps318 copysign     -0E-141     -34 -> -0E-141

-- full coefficients, alternating bits
ddcps321 copysign  2682682682682682            -34 -> -2682682682682682
ddcps322 copysign  -2682682682682682           -34 -> -2682682682682682
ddcps323 copysign  1341341341341341            -34 -> -1341341341341341
ddcps324 copysign  -1341341341341341           -34 -> -1341341341341341

-- Nmax, Nmin, Ntiny
ddcps331 copysign  9.999999999999999E+384      -34 -> -9.999999999999999E+384
ddcps332 copysign  1E-383                      -34 -> -1E-383
ddcps333 copysign  1.000000000000000E-383      -34 -> -1.000000000000000E-383
ddcps334 copysign  1E-398                      -34 -> -1E-398

ddcps335 copysign  -1E-398                     -34 -> -1E-398
ddcps336 copysign  -1.000000000000000E-383     -34 -> -1.000000000000000E-383
ddcps337 copysign  -1E-383                     -34 -> -1E-383
ddcps338 copysign  -9.999999999999999E+384     -34 -> -9.999999999999999E+384

-- Other kinds of RHS
ddcps401 copysign          701    -34 -> -701
ddcps402 copysign         -720    -34 -> -720
ddcps403 copysign          701    -0  -> -701
ddcps404 copysign         -720    -0  -> -720
ddcps405 copysign          701    +0  ->  701
ddcps406 copysign         -720    +0  ->  720
ddcps407 copysign          701    +34 ->  701
ddcps408 copysign         -720    +34 ->  720

ddcps413 copysign          701    -Inf  -> -701
ddcps414 copysign         -720    -Inf  -> -720
ddcps415 copysign          701    +Inf  ->  701
ddcps416 copysign         -720    +Inf  ->  720

ddcps420 copysign          701    -NaN  -> -701
ddcps421 copysign         -720    -NaN  -> -720
ddcps422 copysign          701    +NaN  ->  701
ddcps423 copysign         -720    +NaN  ->  720
ddcps425 copysign         -720    +NaN8 ->  720

ddcps426 copysign          701    -sNaN  -> -701
ddcps427 copysign         -720    -sNaN  -> -720
ddcps428 copysign          701    +sNaN  ->  701
ddcps429 copysign         -720    +sNaN  ->  720
ddcps430 copysign         -720    +sNaN3 ->  720

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