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162 lines
6.1 KiB
162 lines
6.1 KiB
------------------------------------------------------------------------
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-- abs.decTest -- decimal absolute value --
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-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
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------------------------------------------------------------------------
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-- Please see the document "General Decimal Arithmetic Testcases" --
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-- at http://www2.hursley.ibm.com/decimal for the description of --
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-- these testcases. --
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-- --
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-- These testcases are experimental ('beta' versions), and they --
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-- may contain errors. They are offered on an as-is basis. In --
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-- particular, achieving the same results as the tests here is not --
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-- a guarantee that an implementation complies with any Standard --
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-- or specification. The tests are not exhaustive. --
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-- --
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-- Please send comments, suggestions, and corrections to the author: --
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-- Mike Cowlishaw, IBM Fellow --
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-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
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-- mfc@uk.ibm.com --
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------------------------------------------------------------------------
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version: 2.59
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-- This set of tests primarily tests the existence of the operator.
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-- Additon, subtraction, rounding, and more overflows are tested
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-- elsewhere.
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precision: 9
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rounding: half_up
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maxExponent: 384
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minexponent: -383
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extended: 1
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absx001 abs '1' -> '1'
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absx002 abs '-1' -> '1'
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absx003 abs '1.00' -> '1.00'
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absx004 abs '-1.00' -> '1.00'
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absx005 abs '0' -> '0'
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absx006 abs '0.00' -> '0.00'
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absx007 abs '00.0' -> '0.0'
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absx008 abs '00.00' -> '0.00'
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absx009 abs '00' -> '0'
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absx010 abs '-2' -> '2'
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absx011 abs '2' -> '2'
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absx012 abs '-2.00' -> '2.00'
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absx013 abs '2.00' -> '2.00'
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absx014 abs '-0' -> '0'
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absx015 abs '-0.00' -> '0.00'
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absx016 abs '-00.0' -> '0.0'
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absx017 abs '-00.00' -> '0.00'
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absx018 abs '-00' -> '0'
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absx020 abs '-2000000' -> '2000000'
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absx021 abs '2000000' -> '2000000'
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precision: 7
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absx022 abs '-2000000' -> '2000000'
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absx023 abs '2000000' -> '2000000'
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precision: 6
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absx024 abs '-2000000' -> '2.00000E+6' Rounded
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absx025 abs '2000000' -> '2.00000E+6' Rounded
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precision: 3
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absx026 abs '-2000000' -> '2.00E+6' Rounded
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absx027 abs '2000000' -> '2.00E+6' Rounded
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absx030 abs '+0.1' -> '0.1'
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absx031 abs '-0.1' -> '0.1'
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absx032 abs '+0.01' -> '0.01'
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absx033 abs '-0.01' -> '0.01'
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absx034 abs '+0.001' -> '0.001'
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absx035 abs '-0.001' -> '0.001'
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absx036 abs '+0.000001' -> '0.000001'
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absx037 abs '-0.000001' -> '0.000001'
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absx038 abs '+0.000000000001' -> '1E-12'
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absx039 abs '-0.000000000001' -> '1E-12'
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-- examples from decArith
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precision: 9
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absx040 abs '2.1' -> '2.1'
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absx041 abs '-100' -> '100'
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absx042 abs '101.5' -> '101.5'
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absx043 abs '-101.5' -> '101.5'
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-- more fixed, potential LHS swaps/overlays if done by subtract 0
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precision: 9
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absx060 abs '-56267E-10' -> '0.0000056267'
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absx061 abs '-56267E-5' -> '0.56267'
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absx062 abs '-56267E-2' -> '562.67'
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absx063 abs '-56267E-1' -> '5626.7'
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absx065 abs '-56267E-0' -> '56267'
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-- overflow tests
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maxexponent: 999999999
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minexponent: -999999999
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precision: 3
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absx120 abs 9.999E+999999999 -> Infinity Inexact Overflow Rounded
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-- subnormals and underflow
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precision: 3
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maxexponent: 999
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minexponent: -999
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absx210 abs 1.00E-999 -> 1.00E-999
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absx211 abs 0.1E-999 -> 1E-1000 Subnormal
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absx212 abs 0.10E-999 -> 1.0E-1000 Subnormal
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absx213 abs 0.100E-999 -> 1.0E-1000 Subnormal Rounded
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absx214 abs 0.01E-999 -> 1E-1001 Subnormal
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-- next is rounded to Emin
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absx215 abs 0.999E-999 -> 1.00E-999 Inexact Rounded Subnormal Underflow
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absx216 abs 0.099E-999 -> 1.0E-1000 Inexact Rounded Subnormal Underflow
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absx217 abs 0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow
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absx218 abs 0.001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped
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absx219 abs 0.0009E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped
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absx220 abs 0.0001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped
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absx230 abs -1.00E-999 -> 1.00E-999
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absx231 abs -0.1E-999 -> 1E-1000 Subnormal
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absx232 abs -0.10E-999 -> 1.0E-1000 Subnormal
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absx233 abs -0.100E-999 -> 1.0E-1000 Subnormal Rounded
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absx234 abs -0.01E-999 -> 1E-1001 Subnormal
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-- next is rounded to Emin
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absx235 abs -0.999E-999 -> 1.00E-999 Inexact Rounded Subnormal Underflow
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absx236 abs -0.099E-999 -> 1.0E-1000 Inexact Rounded Subnormal Underflow
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absx237 abs -0.009E-999 -> 1E-1001 Inexact Rounded Subnormal Underflow
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absx238 abs -0.001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped
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absx239 abs -0.0009E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped
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absx240 abs -0.0001E-999 -> 0E-1001 Inexact Rounded Subnormal Underflow Clamped
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-- long operand tests
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maxexponent: 999
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minexponent: -999
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precision: 9
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absx301 abs 12345678000 -> 1.23456780E+10 Rounded
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absx302 abs 1234567800 -> 1.23456780E+9 Rounded
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absx303 abs 1234567890 -> 1.23456789E+9 Rounded
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absx304 abs 1234567891 -> 1.23456789E+9 Inexact Rounded
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absx305 abs 12345678901 -> 1.23456789E+10 Inexact Rounded
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absx306 abs 1234567896 -> 1.23456790E+9 Inexact Rounded
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precision: 15
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absx321 abs 12345678000 -> 12345678000
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absx322 abs 1234567800 -> 1234567800
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absx323 abs 1234567890 -> 1234567890
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absx324 abs 1234567891 -> 1234567891
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absx325 abs 12345678901 -> 12345678901
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absx326 abs 1234567896 -> 1234567896
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-- Specials
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precision: 9
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-- specials
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absx520 abs 'Inf' -> 'Infinity'
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absx521 abs '-Inf' -> 'Infinity'
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absx522 abs NaN -> NaN
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absx523 abs sNaN -> NaN Invalid_operation
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absx524 abs NaN22 -> NaN22
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absx525 abs sNaN33 -> NaN33 Invalid_operation
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absx526 abs -NaN22 -> -NaN22
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absx527 abs -sNaN33 -> -NaN33 Invalid_operation
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-- Null tests
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absx900 abs # -> NaN Invalid_operation
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