cpython/Lib/test/decimaltestdata/scaleb.decTest
Guido van Rossum 0d3fb8a944 Merged revisions 59107-59186 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

(Note: some conflicts in the PCbuild9 directory reverted.  Sorry Christian!)

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  r59120 | christian.heimes | 2007-11-22 03:21:16 -0800 (Thu, 22 Nov 2007) | 3 lines

  Backport of the PCbuild9 directory from the py3k branch.
  I've finished the last task for the PCbuild9 directory today. I don't think there is much left to do. Now you can all play around with the shiny new VS 2008 and try the PGO builds. I was able to get a speed improvement of about 10% on py3k.
  Have fun! :)
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  r59126 | brett.cannon | 2007-11-22 16:06:51 -0800 (Thu, 22 Nov 2007) | 2 lines

  Fix a bug in the test for using __loader__.get_data().
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  r59131 | christian.heimes | 2007-11-22 23:05:03 -0800 (Thu, 22 Nov 2007) | 1 line

  Backport of PCbuild9 fixes from py3k r59130
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  r59132 | christian.heimes | 2007-11-23 01:10:36 -0800 (Fri, 23 Nov 2007) | 2 lines

  Applied patch #1754273 and #1754271 from Thomas Glee
  The patches are adding deprecation warnings for back ticks and <>
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  r59133 | christian.heimes | 2007-11-23 04:12:02 -0800 (Fri, 23 Nov 2007) | 2 lines

  Fixed problems in the last commit. Filenames and line numbers weren't reported correctly.
  Backquotes still don't report the correct file. The AST nodes only contain the line number but not the file name.
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  r59134 | christian.heimes | 2007-11-23 04:16:35 -0800 (Fri, 23 Nov 2007) | 1 line

  How did the comment get there?
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  r59135 | christian.heimes | 2007-11-23 05:25:31 -0800 (Fri, 23 Nov 2007) | 1 line

  And yet another fix for the patch. Paul Moore has send me a note that I've missed a declaration. The additional code has moved the declaration in the middle of the block.
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  r59136 | andrew.kuchling | 2007-11-23 05:37:39 -0800 (Fri, 23 Nov 2007) | 1 line

  Add item
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  r59137 | skip.montanaro | 2007-11-23 09:08:35 -0800 (Fri, 23 Nov 2007) | 2 lines

  Make trace and doctest play nice together (issue 1429818).  Will backport.
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  r59139 | skip.montanaro | 2007-11-23 09:12:47 -0800 (Fri, 23 Nov 2007) | 1 line

  issue 1429818
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  r59144 | facundo.batista | 2007-11-23 09:59:00 -0800 (Fri, 23 Nov 2007) | 10 lines


  Major change in the internal structure of the Decimal
  number: now it does not store the mantissa as a tuple
  of numbers, but as a string.

  This avoids a lot of conversions, and achieves a
  speedup of 40%. The API remains intact.

  Thanks Mark Dickinson.
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  r59146 | facundo.batista | 2007-11-23 10:14:50 -0800 (Fri, 23 Nov 2007) | 3 lines


  Test cases from Cowlishaw, v2.57. All are pased cleanly.
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  r59156 | christian.heimes | 2007-11-23 17:36:02 -0800 (Fri, 23 Nov 2007) | 2 lines

  Added filename to compiling struct based on Martin's suggestion.
  I'm wonder why I was trying to add the filename to the node all the time. The compiling struct is more obvious.
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  r59158 | christian.heimes | 2007-11-23 17:53:59 -0800 (Fri, 23 Nov 2007) | 2 lines

  Backport of fixes from py3k branch
  svn merge -r59131:HEAD ../../py3k/PCbuild9/ .
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  r59159 | skip.montanaro | 2007-11-23 20:29:08 -0800 (Fri, 23 Nov 2007) | 1 line

  revert change that breaks test_doctest (which I forgot to run - sorry)
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  r59162 | skip.montanaro | 2007-11-23 20:31:15 -0800 (Fri, 23 Nov 2007) | 1 line

  revert
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  r59164 | georg.brandl | 2007-11-24 03:31:46 -0800 (Sat, 24 Nov 2007) | 3 lines

  #1344: document that you need to open std{in,out,err} with PIPE if you want
  communicate() to work as described.
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  r59165 | georg.brandl | 2007-11-24 03:39:13 -0800 (Sat, 24 Nov 2007) | 2 lines

  #1467: fix documentation for TestResult.add{Error,Failure}.
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  r59166 | georg.brandl | 2007-11-24 03:42:14 -0800 (Sat, 24 Nov 2007) | 2 lines

  #1355: remove mention of PyXML from xml.dom docs.
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  r59169 | amaury.forgeotdarc | 2007-11-24 05:20:22 -0800 (Sat, 24 Nov 2007) | 2 lines

  Warning "<> not supported in 3.x" should be enabled only when the -3 option is set.
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  r59170 | amaury.forgeotdarc | 2007-11-24 05:44:17 -0800 (Sat, 24 Nov 2007) | 3 lines

  Issue #1445: Fix a SystemError when accessing the ``cell_contents``
  attribute of an empty cell object.  Now a ValueError is raised.
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  r59172 | georg.brandl | 2007-11-24 05:56:09 -0800 (Sat, 24 Nov 2007) | 3 lines

  #1735632: add O_NOATIME constant to os module.
  Also document a few other O_ constants that were missing from documentation.
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  r59173 | skip.montanaro | 2007-11-24 06:30:47 -0800 (Sat, 24 Nov 2007) | 1 line

  back in these go - thanks to Titus Brown for the fix
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  r59176 | martin.v.loewis | 2007-11-24 10:33:40 -0800 (Sat, 24 Nov 2007) | 2 lines

  Bug #1494: Document that appendChild removes first.
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  r59186 | guido.van.rossum | 2007-11-26 14:16:49 -0800 (Mon, 26 Nov 2007) | 2 lines

  A thread-less variant of brownian.py, submitted by Michele Simoniato.
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2007-11-26 23:23:18 +00:00

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9.4 KiB
Text

------------------------------------------------------------------------
-- scaleb.decTest -- scale a number by powers of 10 --
-- Copyright (c) IBM Corporation, 1981, 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: 2.57
extended: 1
precision: 9
rounding: half_up
maxExponent: 999
minExponent: -999
-- Max |rhs| is 2*(999+9) = 2016
-- Sanity checks
scbx001 scaleb 7.50 10 -> 7.50E+10
scbx002 scaleb 7.50 3 -> 7.50E+3
scbx003 scaleb 7.50 2 -> 750
scbx004 scaleb 7.50 1 -> 75.0
scbx005 scaleb 7.50 0 -> 7.50
scbx006 scaleb 7.50 -1 -> 0.750
scbx007 scaleb 7.50 -2 -> 0.0750
scbx008 scaleb 7.50 -10 -> 7.50E-10
scbx009 scaleb -7.50 3 -> -7.50E+3
scbx010 scaleb -7.50 2 -> -750
scbx011 scaleb -7.50 1 -> -75.0
scbx012 scaleb -7.50 0 -> -7.50
scbx013 scaleb -7.50 -1 -> -0.750
-- Infinities
scbx014 scaleb Infinity 1 -> Infinity
scbx015 scaleb -Infinity 2 -> -Infinity
scbx016 scaleb Infinity -1 -> Infinity
scbx017 scaleb -Infinity -2 -> -Infinity
-- Next two are somewhat undefined in 754r; treat as non-integer
scbx018 scaleb 10 Infinity -> NaN Invalid_operation
scbx019 scaleb 10 -Infinity -> NaN Invalid_operation
-- NaNs are undefined in 754r; assume usual processing
-- NaNs, 0 payload
scbx021 scaleb NaN 1 -> NaN
scbx022 scaleb -NaN -1 -> -NaN
scbx023 scaleb sNaN 1 -> NaN Invalid_operation
scbx024 scaleb -sNaN 1 -> -NaN Invalid_operation
scbx025 scaleb 4 NaN -> NaN
scbx026 scaleb -Inf -NaN -> -NaN
scbx027 scaleb 4 sNaN -> NaN Invalid_operation
scbx028 scaleb Inf -sNaN -> -NaN Invalid_operation
-- non-integer RHS
scbx030 scaleb 1.23 1 -> 12.3
scbx031 scaleb 1.23 1.00 -> NaN Invalid_operation
scbx032 scaleb 1.23 1.1 -> NaN Invalid_operation
scbx033 scaleb 1.23 1.01 -> NaN Invalid_operation
scbx034 scaleb 1.23 0.01 -> NaN Invalid_operation
scbx035 scaleb 1.23 0.11 -> NaN Invalid_operation
scbx036 scaleb 1.23 0.999999999 -> NaN Invalid_operation
scbx037 scaleb 1.23 -1 -> 0.123
scbx038 scaleb 1.23 -1.00 -> NaN Invalid_operation
scbx039 scaleb 1.23 -1.1 -> NaN Invalid_operation
scbx040 scaleb 1.23 -1.01 -> NaN Invalid_operation
scbx041 scaleb 1.23 -0.01 -> NaN Invalid_operation
scbx042 scaleb 1.23 -0.11 -> NaN Invalid_operation
scbx043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation
scbx044 scaleb 1.23 0.1 -> NaN Invalid_operation
scbx045 scaleb 1.23 1E+1 -> NaN Invalid_operation
scbx046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation
scbx047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation
scbx120 scaleb 1.23 2015 -> Infinity Overflow Inexact Rounded
scbx121 scaleb 1.23 2016 -> Infinity Overflow Inexact Rounded
scbx122 scaleb 1.23 2017 -> NaN Invalid_operation
scbx123 scaleb 1.23 2018 -> NaN Invalid_operation
scbx124 scaleb 1.23 -2015 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
scbx125 scaleb 1.23 -2016 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
scbx126 scaleb 1.23 -2017 -> NaN Invalid_operation
scbx127 scaleb 1.23 -2018 -> NaN Invalid_operation
-- NaNs, non-0 payload
-- propagating NaNs
scbx861 scaleb NaN01 -Inf -> NaN1
scbx862 scaleb -NaN02 -1000 -> -NaN2
scbx863 scaleb NaN03 1000 -> NaN3
scbx864 scaleb NaN04 Inf -> NaN4
scbx865 scaleb NaN05 NaN61 -> NaN5
scbx866 scaleb -Inf -NaN71 -> -NaN71
scbx867 scaleb -1000 NaN81 -> NaN81
scbx868 scaleb 1000 NaN91 -> NaN91
scbx869 scaleb Inf NaN101 -> NaN101
scbx871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation
scbx872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation
scbx873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation
scbx874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation
scbx875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation
scbx876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation
scbx877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation
scbx878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation
scbx879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation
scbx880 scaleb Inf sNaN231 -> NaN231 Invalid_operation
scbx881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation
-- finites
scbx051 scaleb 7 -2 -> 0.07
scbx052 scaleb -7 -2 -> -0.07
scbx053 scaleb 75 -2 -> 0.75
scbx054 scaleb -75 -2 -> -0.75
scbx055 scaleb 7.50 -2 -> 0.0750
scbx056 scaleb -7.50 -2 -> -0.0750
scbx057 scaleb 7.500 -2 -> 0.07500
scbx058 scaleb -7.500 -2 -> -0.07500
scbx061 scaleb 7 -1 -> 0.7
scbx062 scaleb -7 -1 -> -0.7
scbx063 scaleb 75 -1 -> 7.5
scbx064 scaleb -75 -1 -> -7.5
scbx065 scaleb 7.50 -1 -> 0.750
scbx066 scaleb -7.50 -1 -> -0.750
scbx067 scaleb 7.500 -1 -> 0.7500
scbx068 scaleb -7.500 -1 -> -0.7500
scbx071 scaleb 7 0 -> 7
scbx072 scaleb -7 0 -> -7
scbx073 scaleb 75 0 -> 75
scbx074 scaleb -75 0 -> -75
scbx075 scaleb 7.50 0 -> 7.50
scbx076 scaleb -7.50 0 -> -7.50
scbx077 scaleb 7.500 0 -> 7.500
scbx078 scaleb -7.500 0 -> -7.500
scbx081 scaleb 7 1 -> 7E+1
scbx082 scaleb -7 1 -> -7E+1
scbx083 scaleb 75 1 -> 7.5E+2
scbx084 scaleb -75 1 -> -7.5E+2
scbx085 scaleb 7.50 1 -> 75.0
scbx086 scaleb -7.50 1 -> -75.0
scbx087 scaleb 7.500 1 -> 75.00
scbx088 scaleb -7.500 1 -> -75.00
scbx091 scaleb 7 2 -> 7E+2
scbx092 scaleb -7 2 -> -7E+2
scbx093 scaleb 75 2 -> 7.5E+3
scbx094 scaleb -75 2 -> -7.5E+3
scbx095 scaleb 7.50 2 -> 750
scbx096 scaleb -7.50 2 -> -750
scbx097 scaleb 7.500 2 -> 750.0
scbx098 scaleb -7.500 2 -> -750.0
-- zeros
scbx111 scaleb 0 1 -> 0E+1
scbx112 scaleb -0 2 -> -0E+2
scbx113 scaleb 0E+4 3 -> 0E+7
scbx114 scaleb -0E+4 4 -> -0E+8
scbx115 scaleb 0.0000 5 -> 0E+1
scbx116 scaleb -0.0000 6 -> -0E+2
scbx117 scaleb 0E-141 7 -> 0E-134
scbx118 scaleb -0E-141 8 -> -0E-133
-- Nmax, Nmin, Ntiny
scbx132 scaleb 9.99999999E+999 +999 -> Infinity Overflow Inexact Rounded
scbx133 scaleb 9.99999999E+999 +10 -> Infinity Overflow Inexact Rounded
scbx134 scaleb 9.99999999E+999 +1 -> Infinity Overflow Inexact Rounded
scbx135 scaleb 9.99999999E+999 0 -> 9.99999999E+999
scbx136 scaleb 9.99999999E+999 -1 -> 9.99999999E+998
scbx137 scaleb 1E-999 +1 -> 1E-998
scbx138 scaleb 1E-999 -0 -> 1E-999
scbx139 scaleb 1E-999 -1 -> 1E-1000 Subnormal
scbx140 scaleb 1.00000000E-999 +1 -> 1.00000000E-998
scbx141 scaleb 1.00000000E-999 0 -> 1.00000000E-999
scbx142 scaleb 1.00000000E-999 -1 -> 1.0000000E-1000 Subnormal Rounded
scbx143 scaleb 1E-1007 +1 -> 1E-1006 Subnormal
scbx144 scaleb 1E-1007 -0 -> 1E-1007 Subnormal
scbx145 scaleb 1E-1007 -1 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
scbx150 scaleb -1E-1007 +1 -> -1E-1006 Subnormal
scbx151 scaleb -1E-1007 -0 -> -1E-1007 Subnormal
scbx152 scaleb -1E-1007 -1 -> -0E-1007 Underflow Subnormal Inexact Rounded Clamped
scbx153 scaleb -1.00000000E-999 +1 -> -1.00000000E-998
scbx154 scaleb -1.00000000E-999 +0 -> -1.00000000E-999
scbx155 scaleb -1.00000000E-999 -1 -> -1.0000000E-1000 Subnormal Rounded
scbx156 scaleb -1E-999 +1 -> -1E-998
scbx157 scaleb -1E-999 -0 -> -1E-999
scbx158 scaleb -1E-999 -1 -> -1E-1000 Subnormal
scbx159 scaleb -9.99999999E+999 +1 -> -Infinity Overflow Inexact Rounded
scbx160 scaleb -9.99999999E+999 +0 -> -9.99999999E+999
scbx161 scaleb -9.99999999E+999 -1 -> -9.99999999E+998
scbx162 scaleb -9E+999 +1 -> -Infinity Overflow Inexact Rounded
scbx163 scaleb -1E+999 +1 -> -Infinity Overflow Inexact Rounded