------------------------------------------------------------------------
-- trim.decTest -- remove insignificant trailing zeros                --
-- Copyright (c) Mike Cowlishaw,  1981, 2010.  All rights reserved.   --
-- Parts copyright (c) IBM Corporation, 1981, 2008.                   --
------------------------------------------------------------------------
-- Please see the document "General Decimal Arithmetic Testcases"     --
-- at http://speleotrove.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, mfc@speleotrove.com                              --
------------------------------------------------------------------------
version: 2.62

extended:    1
precision:   9
rounding:    half_up
maxExponent: 999
minexponent: -999

trmx001 trim '1'      -> '1'
trmx002 trim '-1'     -> '-1'
trmx003 trim '1.00'   -> '1'
trmx004 trim '-1.00'  -> '-1'
trmx005 trim '0'      -> '0'
trmx006 trim '0.00'   -> '0'
trmx007 trim '00.0'   -> '0'
trmx008 trim '00.00'  -> '0'
trmx009 trim '00'     -> '0'

trmx010 trim '-2'     -> '-2'
trmx011 trim '2'      -> '2'
trmx012 trim '-2.00'  -> '-2'
trmx013 trim '2.00'   -> '2'
trmx014 trim '-0'     -> '-0'
trmx015 trim '-0.00'  -> '-0'
trmx016 trim '-00.0'  -> '-0'
trmx017 trim '-00.00' -> '-0'
trmx018 trim '-00'    -> '-0'
trmx019 trim '0E+5'   -> '0'
trmx020 trim '-0E+1'  -> '-0'

trmx030 trim '+0.1'            -> '0.1'
trmx031 trim '-0.1'            -> '-0.1'
trmx032 trim '+0.01'           -> '0.01'
trmx033 trim '-0.01'           -> '-0.01'
trmx034 trim '+0.001'          -> '0.001'
trmx035 trim '-0.001'          -> '-0.001'
trmx036 trim '+0.000001'       -> '0.000001'
trmx037 trim '-0.000001'       -> '-0.000001'
trmx038 trim '+0.000000000001' -> '1E-12'
trmx039 trim '-0.000000000001' -> '-1E-12'

trmx041 trim 1.1        -> 1.1
trmx042 trim 1.10       -> 1.1
trmx043 trim 1.100      -> 1.1
trmx044 trim 1.110      -> 1.11
trmx045 trim -1.1       -> -1.1
trmx046 trim -1.10      -> -1.1
trmx047 trim -1.100     -> -1.1
trmx048 trim -1.110     -> -1.11
trmx049 trim 9.9        -> 9.9
trmx050 trim 9.90       -> 9.9
trmx051 trim 9.900      -> 9.9
trmx052 trim 9.990      -> 9.99
trmx053 trim -9.9       -> -9.9
trmx054 trim -9.90      -> -9.9
trmx055 trim -9.900     -> -9.9
trmx056 trim -9.990     -> -9.99

-- some insignificant trailing fractional zeros
trmx060 trim  10.0        -> 10
trmx061 trim  10.00       -> 10
trmx062 trim  100.0       -> 100
trmx063 trim  100.00      -> 100
trmx064 trim  1.1000E+3   -> 1100
trmx065 trim  1.10000E+3  -> 1100
trmx066 trim -10.0        -> -10
trmx067 trim -10.00       -> -10
trmx068 trim -100.0       -> -100
trmx069 trim -100.00      -> -100
trmx070 trim -1.1000E+3   -> -1100
trmx071 trim -1.10000E+3  -> -1100

-- some insignificant trailing zeros with positive exponent
trmx080 trim  10E+1       -> 1E+2
trmx081 trim  100E+1      -> 1E+3
trmx082 trim  1.0E+2      -> 1E+2
trmx083 trim  1.0E+3      -> 1E+3
trmx084 trim  1.1E+3      -> 1.1E+3
trmx085 trim  1.00E+3     -> 1E+3
trmx086 trim  1.10E+3     -> 1.1E+3
trmx087 trim -10E+1       -> -1E+2
trmx088 trim -100E+1      -> -1E+3
trmx089 trim -1.0E+2      -> -1E+2
trmx090 trim -1.0E+3      -> -1E+3
trmx091 trim -1.1E+3      -> -1.1E+3
trmx092 trim -1.00E+3     -> -1E+3
trmx093 trim -1.10E+3     -> -1.1E+3

-- some significant trailing zeros
trmx100 trim  11          -> 11
trmx101 trim  10          -> 10
trmx102 trim  10.         -> 10
trmx103 trim  1.1E+1      -> 11
trmx104 trim  1.0E+1      -> 10
trmx105 trim  1.10E+2     -> 110
trmx106 trim  1.00E+2     -> 100
trmx107 trim  1.100E+3    -> 1100
trmx108 trim  1.000E+3    -> 1000
trmx109 trim  1.000000E+6 -> 1000000
trmx110 trim -11          -> -11
trmx111 trim -10          -> -10
trmx112 trim -10.         -> -10
trmx113 trim -1.1E+1      -> -11
trmx114 trim -1.0E+1      -> -10
trmx115 trim -1.10E+2     -> -110
trmx116 trim -1.00E+2     -> -100
trmx117 trim -1.100E+3    -> -1100
trmx118 trim -1.000E+3    -> -1000
trmx119 trim -1.00000E+5  -> -100000
trmx120 trim -1.000000E+6 -> -1000000

-- examples from decArith
trmx140 trim '2.1'     ->  '2.1'
trmx141 trim '-2.0'    ->  '-2'
trmx142 trim '1.200'   ->  '1.2'
trmx143 trim '-120'    ->  '-120'
trmx144 trim '120.00'  ->  '120'
trmx145 trim '0.00'    ->  '0'

-- utilities pass through specials without raising exceptions
trmx320 trim 'Inf'    -> 'Infinity'
trmx321 trim '-Inf'   -> '-Infinity'
trmx322 trim   NaN    ->  NaN
trmx323 trim  sNaN    ->  sNaN
trmx324 trim   NaN999 ->  NaN999
trmx325 trim  sNaN777 ->  sNaN777
trmx326 trim  -NaN    -> -NaN
trmx327 trim -sNaN    -> -sNaN
trmx328 trim  -NaN999 -> -NaN999
trmx329 trim -sNaN777 -> -sNaN777

-- Null test
trmx900 trim  # -> NaN Invalid_operation