------------------------------------------------------------------------ -- 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 SIMPAN PERUBAHAN