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- ------------------------------------------------------------------------
- -- dqAbs.decTest -- decQuad absolute value, heeding sNaN --
- -- 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
- extended: 1
- clamp: 1
- precision: 34
- maxExponent: 6144
- minExponent: -6143
- rounding: half_even
- dqabs001 abs '1' -> '1'
- dqabs002 abs '-1' -> '1'
- dqabs003 abs '1.00' -> '1.00'
- dqabs004 abs '-1.00' -> '1.00'
- dqabs005 abs '0' -> '0'
- dqabs006 abs '0.00' -> '0.00'
- dqabs007 abs '00.0' -> '0.0'
- dqabs008 abs '00.00' -> '0.00'
- dqabs009 abs '00' -> '0'
- dqabs010 abs '-2' -> '2'
- dqabs011 abs '2' -> '2'
- dqabs012 abs '-2.00' -> '2.00'
- dqabs013 abs '2.00' -> '2.00'
- dqabs014 abs '-0' -> '0'
- dqabs015 abs '-0.00' -> '0.00'
- dqabs016 abs '-00.0' -> '0.0'
- dqabs017 abs '-00.00' -> '0.00'
- dqabs018 abs '-00' -> '0'
- dqabs020 abs '-2000000' -> '2000000'
- dqabs021 abs '2000000' -> '2000000'
- dqabs030 abs '+0.1' -> '0.1'
- dqabs031 abs '-0.1' -> '0.1'
- dqabs032 abs '+0.01' -> '0.01'
- dqabs033 abs '-0.01' -> '0.01'
- dqabs034 abs '+0.001' -> '0.001'
- dqabs035 abs '-0.001' -> '0.001'
- dqabs036 abs '+0.000001' -> '0.000001'
- dqabs037 abs '-0.000001' -> '0.000001'
- dqabs038 abs '+0.000000000001' -> '1E-12'
- dqabs039 abs '-0.000000000001' -> '1E-12'
- -- examples from decArith
- dqabs040 abs '2.1' -> '2.1'
- dqabs041 abs '-100' -> '100'
- dqabs042 abs '101.5' -> '101.5'
- dqabs043 abs '-101.5' -> '101.5'
- -- more fixed, potential LHS swaps/overlays if done by subtract 0
- dqabs060 abs '-56267E-10' -> '0.0000056267'
- dqabs061 abs '-56267E-5' -> '0.56267'
- dqabs062 abs '-56267E-2' -> '562.67'
- dqabs063 abs '-56267E-1' -> '5626.7'
- dqabs065 abs '-56267E-0' -> '56267'
- -- subnormals and underflow
- -- long operand tests
- dqabs321 abs 1234567890123456 -> 1234567890123456
- dqabs322 abs 12345678000 -> 12345678000
- dqabs323 abs 1234567800 -> 1234567800
- dqabs324 abs 1234567890 -> 1234567890
- dqabs325 abs 1234567891 -> 1234567891
- dqabs326 abs 12345678901 -> 12345678901
- dqabs327 abs 1234567896 -> 1234567896
- -- zeros
- dqabs111 abs 0 -> 0
- dqabs112 abs -0 -> 0
- dqabs113 abs 0E+6 -> 0E+6
- dqabs114 abs -0E+6 -> 0E+6
- dqabs115 abs 0.0000 -> 0.0000
- dqabs116 abs -0.0000 -> 0.0000
- dqabs117 abs 0E-141 -> 0E-141
- dqabs118 abs -0E-141 -> 0E-141
- -- full coefficients, alternating bits
- dqabs121 abs 2682682682682682682682682682682682 -> 2682682682682682682682682682682682
- dqabs122 abs -2682682682682682682682682682682682 -> 2682682682682682682682682682682682
- dqabs123 abs 1341341341341341341341341341341341 -> 1341341341341341341341341341341341
- dqabs124 abs -1341341341341341341341341341341341 -> 1341341341341341341341341341341341
- -- Nmax, Nmin, Ntiny
- dqabs131 abs 9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999999E+6144
- dqabs132 abs 1E-6143 -> 1E-6143
- dqabs133 abs 1.000000000000000000000000000000000E-6143 -> 1.000000000000000000000000000000000E-6143
- dqabs134 abs 1E-6176 -> 1E-6176 Subnormal
- dqabs135 abs -1E-6176 -> 1E-6176 Subnormal
- dqabs136 abs -1.000000000000000000000000000000000E-6143 -> 1.000000000000000000000000000000000E-6143
- dqabs137 abs -1E-6143 -> 1E-6143
- dqabs138 abs -9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999999E+6144
- -- specials
- dqabs520 abs 'Inf' -> 'Infinity'
- dqabs521 abs '-Inf' -> 'Infinity'
- dqabs522 abs NaN -> NaN
- dqabs523 abs sNaN -> NaN Invalid_operation
- dqabs524 abs NaN22 -> NaN22
- dqabs525 abs sNaN33 -> NaN33 Invalid_operation
- dqabs526 abs -NaN22 -> -NaN22
- dqabs527 abs -sNaN33 -> -NaN33 Invalid_operation
- -- Null tests
- dqabs900 abs # -> NaN Invalid_operation
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