------------------------------------------------------------------------ -- dqReduce.decTest -- remove trailing zeros from a decQuad -- -- Copyright (c) IBM Corporation, 2003, 2007. 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: 2.56 extended: 1 clamp: 1 precision: 34 maxExponent: 6144 minExponent: -6143 rounding: half_even dqred001 reduce '1' -> '1' dqred002 reduce '-1' -> '-1' dqred003 reduce '1.00' -> '1' dqred004 reduce '-1.00' -> '-1' dqred005 reduce '0' -> '0' dqred006 reduce '0.00' -> '0' dqred007 reduce '00.0' -> '0' dqred008 reduce '00.00' -> '0' dqred009 reduce '00' -> '0' dqred010 reduce '0E+1' -> '0' dqred011 reduce '0E+5' -> '0' dqred012 reduce '-2' -> '-2' dqred013 reduce '2' -> '2' dqred014 reduce '-2.00' -> '-2' dqred015 reduce '2.00' -> '2' dqred016 reduce '-0' -> '-0' dqred017 reduce '-0.00' -> '-0' dqred018 reduce '-00.0' -> '-0' dqred019 reduce '-00.00' -> '-0' dqred020 reduce '-00' -> '-0' dqred021 reduce '-0E+5' -> '-0' dqred022 reduce '-0E+1' -> '-0' dqred030 reduce '+0.1' -> '0.1' dqred031 reduce '-0.1' -> '-0.1' dqred032 reduce '+0.01' -> '0.01' dqred033 reduce '-0.01' -> '-0.01' dqred034 reduce '+0.001' -> '0.001' dqred035 reduce '-0.001' -> '-0.001' dqred036 reduce '+0.000001' -> '0.000001' dqred037 reduce '-0.000001' -> '-0.000001' dqred038 reduce '+0.000000000001' -> '1E-12' dqred039 reduce '-0.000000000001' -> '-1E-12' dqred041 reduce 1.1 -> 1.1 dqred042 reduce 1.10 -> 1.1 dqred043 reduce 1.100 -> 1.1 dqred044 reduce 1.110 -> 1.11 dqred045 reduce -1.1 -> -1.1 dqred046 reduce -1.10 -> -1.1 dqred047 reduce -1.100 -> -1.1 dqred048 reduce -1.110 -> -1.11 dqred049 reduce 9.9 -> 9.9 dqred050 reduce 9.90 -> 9.9 dqred051 reduce 9.900 -> 9.9 dqred052 reduce 9.990 -> 9.99 dqred053 reduce -9.9 -> -9.9 dqred054 reduce -9.90 -> -9.9 dqred055 reduce -9.900 -> -9.9 dqred056 reduce -9.990 -> -9.99 -- some trailing fractional zeros with zeros in units dqred060 reduce 10.0 -> 1E+1 dqred061 reduce 10.00 -> 1E+1 dqred062 reduce 100.0 -> 1E+2 dqred063 reduce 100.00 -> 1E+2 dqred064 reduce 1.1000E+3 -> 1.1E+3 dqred065 reduce 1.10000E+3 -> 1.1E+3 dqred066 reduce -10.0 -> -1E+1 dqred067 reduce -10.00 -> -1E+1 dqred068 reduce -100.0 -> -1E+2 dqred069 reduce -100.00 -> -1E+2 dqred070 reduce -1.1000E+3 -> -1.1E+3 dqred071 reduce -1.10000E+3 -> -1.1E+3 -- some insignificant trailing zeros with positive exponent dqred080 reduce 10E+1 -> 1E+2 dqred081 reduce 100E+1 -> 1E+3 dqred082 reduce 1.0E+2 -> 1E+2 dqred083 reduce 1.0E+3 -> 1E+3 dqred084 reduce 1.1E+3 -> 1.1E+3 dqred085 reduce 1.00E+3 -> 1E+3 dqred086 reduce 1.10E+3 -> 1.1E+3 dqred087 reduce -10E+1 -> -1E+2 dqred088 reduce -100E+1 -> -1E+3 dqred089 reduce -1.0E+2 -> -1E+2 dqred090 reduce -1.0E+3 -> -1E+3 dqred091 reduce -1.1E+3 -> -1.1E+3 dqred092 reduce -1.00E+3 -> -1E+3 dqred093 reduce -1.10E+3 -> -1.1E+3 -- some significant trailing zeros, were we to be trimming dqred100 reduce 11 -> 11 dqred101 reduce 10 -> 1E+1 dqred102 reduce 10. -> 1E+1 dqred103 reduce 1.1E+1 -> 11 dqred104 reduce 1.0E+1 -> 1E+1 dqred105 reduce 1.10E+2 -> 1.1E+2 dqred106 reduce 1.00E+2 -> 1E+2 dqred107 reduce 1.100E+3 -> 1.1E+3 dqred108 reduce 1.000E+3 -> 1E+3 dqred109 reduce 1.000000E+6 -> 1E+6 dqred110 reduce -11 -> -11 dqred111 reduce -10 -> -1E+1 dqred112 reduce -10. -> -1E+1 dqred113 reduce -1.1E+1 -> -11 dqred114 reduce -1.0E+1 -> -1E+1 dqred115 reduce -1.10E+2 -> -1.1E+2 dqred116 reduce -1.00E+2 -> -1E+2 dqred117 reduce -1.100E+3 -> -1.1E+3 dqred118 reduce -1.000E+3 -> -1E+3 dqred119 reduce -1.00000E+5 -> -1E+5 dqred120 reduce -1.000000E+6 -> -1E+6 dqred121 reduce -10.00000E+6 -> -1E+7 dqred122 reduce -100.0000E+6 -> -1E+8 dqred123 reduce -1000.000E+6 -> -1E+9 dqred124 reduce -10000.00E+6 -> -1E+10 dqred125 reduce -100000.0E+6 -> -1E+11 dqred126 reduce -1000000.E+6 -> -1E+12 -- examples from decArith dqred140 reduce '2.1' -> '2.1' dqred141 reduce '-2.0' -> '-2' dqred142 reduce '1.200' -> '1.2' dqred143 reduce '-120' -> '-1.2E+2' dqred144 reduce '120.00' -> '1.2E+2' dqred145 reduce '0.00' -> '0' -- Nmax, Nmin, Ntiny -- note origami effect on some of these dqred151 reduce 9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999999E+6144 dqred152 reduce 9.999999999999999999999999000000000E+6140 -> 9.99999999999999999999999900000E+6140 dqred153 reduce 9.999999999999999999999999999990000E+6144 -> 9.999999999999999999999999999990000E+6144 dqred154 reduce 1E-6143 -> 1E-6143 dqred155 reduce 1.000000000000000000000000000000000E-6143 -> 1E-6143 dqred156 reduce 2.000E-6173 -> 2E-6173 Subnormal dqred157 reduce 1E-6176 -> 1E-6176 Subnormal dqred161 reduce -1E-6176 -> -1E-6176 Subnormal dqred162 reduce -2.000E-6173 -> -2E-6173 Subnormal dqred163 reduce -1.000000000000000000000000000000000E-6143 -> -1E-6143 dqred164 reduce -1E-6143 -> -1E-6143 dqred165 reduce -9.999999999999999999999999000000000E+6140 -> -9.99999999999999999999999900000E+6140 dqred166 reduce -9.999999999999999999999999999990000E+6144 -> -9.999999999999999999999999999990000E+6144 dqred167 reduce -9.999999999999999999999999999999990E+6144 -> -9.999999999999999999999999999999990E+6144 dqred168 reduce -9.999999999999999999999999999999999E+6144 -> -9.999999999999999999999999999999999E+6144 dqred169 reduce -9.999999999999999999999999999999990E+6144 -> -9.999999999999999999999999999999990E+6144 -- specials (reduce does not affect payload) dqred820 reduce 'Inf' -> 'Infinity' dqred821 reduce '-Inf' -> '-Infinity' dqred822 reduce NaN -> NaN dqred823 reduce sNaN -> NaN Invalid_operation dqred824 reduce NaN101 -> NaN101 dqred825 reduce sNaN010 -> NaN10 Invalid_operation dqred827 reduce -NaN -> -NaN dqred828 reduce -sNaN -> -NaN Invalid_operation dqred829 reduce -NaN101 -> -NaN101 dqred830 reduce -sNaN010 -> -NaN10 Invalid_operation -- Null test dqred900 reduce # -> NaN Invalid_operation