| Raymond Hettinger | 7c85fa4 | 2004-07-01 11:01:35 +0000 | [diff] [blame] | 1 | ------------------------------------------------------------------------ |
| 2 | -- abs.decTest -- decimal absolute value -- |
| Benjamin Peterson | f17ff4e | 2008-07-31 16:32:12 +0000 | [diff] [blame] | 3 | -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- |
| Raymond Hettinger | 7c85fa4 | 2004-07-01 11:01:35 +0000 | [diff] [blame] | 4 | ------------------------------------------------------------------------ |
| 5 | -- Please see the document "General Decimal Arithmetic Testcases" -- |
| 6 | -- at http://www2.hursley.ibm.com/decimal for the description of -- |
| 7 | -- these testcases. -- |
| 8 | -- -- |
| 9 | -- These testcases are experimental ('beta' versions), and they -- |
| 10 | -- may contain errors. They are offered on an as-is basis. In -- |
| 11 | -- particular, achieving the same results as the tests here is not -- |
| 12 | -- a guarantee that an implementation complies with any Standard -- |
| 13 | -- or specification. The tests are not exhaustive. -- |
| 14 | -- -- |
| 15 | -- Please send comments, suggestions, and corrections to the author: -- |
| 16 | -- Mike Cowlishaw, IBM Fellow -- |
| 17 | -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- |
| 18 | -- mfc@uk.ibm.com -- |
| 19 | ------------------------------------------------------------------------ |
| Mark Dickinson | 8a54653 | 2009-10-08 16:30:38 +0000 | [diff] [blame] | 20 | version: 2.59 |
| Raymond Hettinger | 7c85fa4 | 2004-07-01 11:01:35 +0000 | [diff] [blame] | 21 | |
| 22 | -- This set of tests primarily tests the existence of the operator. |
| 23 | -- Additon, subtraction, rounding, and more overflows are tested |
| 24 | -- elsewhere. |
| 25 | |
| 26 | precision: 9 |
| 27 | rounding: half_up |
| 28 | maxExponent: 384 |
| 29 | minexponent: -383 |
| 30 | extended: 1 |
| 31 | |
| 32 | absx001 abs '1' -> '1' |
| 33 | absx002 abs '-1' -> '1' |
| 34 | absx003 abs '1.00' -> '1.00' |
| 35 | absx004 abs '-1.00' -> '1.00' |
| 36 | absx005 abs '0' -> '0' |
| 37 | absx006 abs '0.00' -> '0.00' |
| 38 | absx007 abs '00.0' -> '0.0' |
| 39 | absx008 abs '00.00' -> '0.00' |
| 40 | absx009 abs '00' -> '0' |
| 41 | |
| 42 | absx010 abs '-2' -> '2' |
| 43 | absx011 abs '2' -> '2' |
| 44 | absx012 abs '-2.00' -> '2.00' |
| 45 | absx013 abs '2.00' -> '2.00' |
| 46 | absx014 abs '-0' -> '0' |
| 47 | absx015 abs '-0.00' -> '0.00' |
| 48 | absx016 abs '-00.0' -> '0.0' |
| 49 | absx017 abs '-00.00' -> '0.00' |
| 50 | absx018 abs '-00' -> '0' |
| 51 | |
| 52 | absx020 abs '-2000000' -> '2000000' |
| 53 | absx021 abs '2000000' -> '2000000' |
| 54 | precision: 7 |
| 55 | absx022 abs '-2000000' -> '2000000' |
| 56 | absx023 abs '2000000' -> '2000000' |
| 57 | precision: 6 |
| 58 | absx024 abs '-2000000' -> '2.00000E+6' Rounded |
| 59 | absx025 abs '2000000' -> '2.00000E+6' Rounded |
| 60 | precision: 3 |
| 61 | absx026 abs '-2000000' -> '2.00E+6' Rounded |
| 62 | absx027 abs '2000000' -> '2.00E+6' Rounded |
| 63 | |
| 64 | absx030 abs '+0.1' -> '0.1' |
| 65 | absx031 abs '-0.1' -> '0.1' |
| 66 | absx032 abs '+0.01' -> '0.01' |
| 67 | absx033 abs '-0.01' -> '0.01' |
| 68 | absx034 abs '+0.001' -> '0.001' |
| 69 | absx035 abs '-0.001' -> '0.001' |
| 70 | absx036 abs '+0.000001' -> '0.000001' |
| 71 | absx037 abs '-0.000001' -> '0.000001' |
| 72 | absx038 abs '+0.000000000001' -> '1E-12' |
| 73 | absx039 abs '-0.000000000001' -> '1E-12' |
| 74 | |
| 75 | -- examples from decArith |
| 76 | precision: 9 |
| 77 | absx040 abs '2.1' -> '2.1' |
| 78 | absx041 abs '-100' -> '100' |
| 79 | absx042 abs '101.5' -> '101.5' |
| 80 | absx043 abs '-101.5' -> '101.5' |
| 81 | |
| 82 | -- more fixed, potential LHS swaps/overlays if done by subtract 0 |
| 83 | precision: 9 |
| 84 | absx060 abs '-56267E-10' -> '0.0000056267' |
| 85 | absx061 abs '-56267E-5' -> '0.56267' |
| 86 | absx062 abs '-56267E-2' -> '562.67' |
| 87 | absx063 abs '-56267E-1' -> '5626.7' |
| 88 | absx065 abs '-56267E-0' -> '56267' |
| 89 | |
| 90 | -- overflow tests |
| 91 | maxexponent: 999999999 |
| 92 | minexponent: -999999999 |
| 93 | precision: 3 |
| 94 | absx120 abs 9.999E+999999999 -> Infinity Inexact Overflow Rounded |
| 95 | |
| 96 | -- subnormals and underflow |
| 97 | precision: 3 |
| 98 | maxexponent: 999 |
| 99 | minexponent: -999 |
| 100 | absx210 abs 1.00E-999 -> 1.00E-999 |
| 101 | absx211 abs 0.1E-999 -> 1E-1000 Subnormal |
| 102 | absx212 abs 0.10E-999 -> 1.0E-1000 Subnormal |
| 103 | absx213 abs 0.100E-999 -> 1.0E-1000 Subnormal Rounded |
| 104 | absx214 abs 0.01E-999 -> 1E-1001 Subnormal |
| 105 | -- next is rounded to Emin |
| 106 | absx215 abs 0.999E-999 -> 1.00E-999 Inexact Rounded Subnormal Underflow |
| 107 | absx216 abs 0.099E-999 -> 1.0E-1000 Inexact Rounded Subnormal Underflow |
| 108 | absx217 abs 0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow |
| Thomas Wouters | 1b7f891 | 2007-09-19 03:06:30 +0000 | [diff] [blame] | 109 | absx218 abs 0.001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped |
| 110 | absx219 abs 0.0009E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped |
| 111 | absx220 abs 0.0001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped |
| Raymond Hettinger | 7c85fa4 | 2004-07-01 11:01:35 +0000 | [diff] [blame] | 112 | |
| 113 | absx230 abs -1.00E-999 -> 1.00E-999 |
| 114 | absx231 abs -0.1E-999 -> 1E-1000 Subnormal |
| 115 | absx232 abs -0.10E-999 -> 1.0E-1000 Subnormal |
| 116 | absx233 abs -0.100E-999 -> 1.0E-1000 Subnormal Rounded |
| 117 | absx234 abs -0.01E-999 -> 1E-1001 Subnormal |
| 118 | -- next is rounded to Emin |
| 119 | absx235 abs -0.999E-999 -> 1.00E-999 Inexact Rounded Subnormal Underflow |
| 120 | absx236 abs -0.099E-999 -> 1.0E-1000 Inexact Rounded Subnormal Underflow |
| 121 | absx237 abs -0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow |
| Thomas Wouters | 1b7f891 | 2007-09-19 03:06:30 +0000 | [diff] [blame] | 122 | absx238 abs -0.001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped |
| 123 | absx239 abs -0.0009E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped |
| 124 | absx240 abs -0.0001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped |
| Raymond Hettinger | 7c85fa4 | 2004-07-01 11:01:35 +0000 | [diff] [blame] | 125 | |
| 126 | -- long operand tests |
| 127 | maxexponent: 999 |
| 128 | minexponent: -999 |
| 129 | precision: 9 |
| 130 | absx301 abs 12345678000 -> 1.23456780E+10 Rounded |
| 131 | absx302 abs 1234567800 -> 1.23456780E+9 Rounded |
| 132 | absx303 abs 1234567890 -> 1.23456789E+9 Rounded |
| 133 | absx304 abs 1234567891 -> 1.23456789E+9 Inexact Rounded |
| 134 | absx305 abs 12345678901 -> 1.23456789E+10 Inexact Rounded |
| 135 | absx306 abs 1234567896 -> 1.23456790E+9 Inexact Rounded |
| 136 | |
| 137 | precision: 15 |
| 138 | absx321 abs 12345678000 -> 12345678000 |
| 139 | absx322 abs 1234567800 -> 1234567800 |
| 140 | absx323 abs 1234567890 -> 1234567890 |
| 141 | absx324 abs 1234567891 -> 1234567891 |
| 142 | absx325 abs 12345678901 -> 12345678901 |
| 143 | absx326 abs 1234567896 -> 1234567896 |
| 144 | |
| 145 | |
| 146 | -- Specials |
| 147 | precision: 9 |
| 148 | |
| 149 | -- specials |
| 150 | absx520 abs 'Inf' -> 'Infinity' |
| 151 | absx521 abs '-Inf' -> 'Infinity' |
| 152 | absx522 abs NaN -> NaN |
| 153 | absx523 abs sNaN -> NaN Invalid_operation |
| 154 | absx524 abs NaN22 -> NaN22 |
| 155 | absx525 abs sNaN33 -> NaN33 Invalid_operation |
| 156 | absx526 abs -NaN22 -> -NaN22 |
| 157 | absx527 abs -sNaN33 -> -NaN33 Invalid_operation |
| 158 | |
| 159 | -- Null tests |
| 160 | absx900 abs # -> NaN Invalid_operation |
| 161 | |