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Diffstat (limited to 'lib/python2.7/test/decimaltestdata/ddMinus.decTest')
| -rw-r--r-- | lib/python2.7/test/decimaltestdata/ddMinus.decTest | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/lib/python2.7/test/decimaltestdata/ddMinus.decTest b/lib/python2.7/test/decimaltestdata/ddMinus.decTest new file mode 100644 index 0000000..b7ffff7 --- /dev/null +++ b/lib/python2.7/test/decimaltestdata/ddMinus.decTest @@ -0,0 +1,88 @@ +------------------------------------------------------------------------ +-- ddMinus.decTest -- decDouble 0-x -- +-- Copyright (c) IBM Corporation, 1981, 2008. 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: 2.59 + +-- All operands and results are decDoubles. +precision: 16 +maxExponent: 384 +minExponent: -383 +extended: 1 +clamp: 1 +rounding: half_even + +-- Sanity check +ddmns001 minus +7.50 -> -7.50 + +-- Infinities +ddmns011 minus Infinity -> -Infinity +ddmns012 minus -Infinity -> Infinity + +-- NaNs, 0 payload +ddmns021 minus NaN -> NaN +ddmns022 minus -NaN -> -NaN +ddmns023 minus sNaN -> NaN Invalid_operation +ddmns024 minus -sNaN -> -NaN Invalid_operation + +-- NaNs, non-0 payload +ddmns031 minus NaN13 -> NaN13 +ddmns032 minus -NaN13 -> -NaN13 +ddmns033 minus sNaN13 -> NaN13 Invalid_operation +ddmns034 minus -sNaN13 -> -NaN13 Invalid_operation +ddmns035 minus NaN70 -> NaN70 +ddmns036 minus -NaN70 -> -NaN70 +ddmns037 minus sNaN101 -> NaN101 Invalid_operation +ddmns038 minus -sNaN101 -> -NaN101 Invalid_operation + +-- finites +ddmns101 minus 7 -> -7 +ddmns102 minus -7 -> 7 +ddmns103 minus 75 -> -75 +ddmns104 minus -75 -> 75 +ddmns105 minus 7.50 -> -7.50 +ddmns106 minus -7.50 -> 7.50 +ddmns107 minus 7.500 -> -7.500 +ddmns108 minus -7.500 -> 7.500 + +-- zeros +ddmns111 minus 0 -> 0 +ddmns112 minus -0 -> 0 +ddmns113 minus 0E+4 -> 0E+4 +ddmns114 minus -0E+4 -> 0E+4 +ddmns115 minus 0.0000 -> 0.0000 +ddmns116 minus -0.0000 -> 0.0000 +ddmns117 minus 0E-141 -> 0E-141 +ddmns118 minus -0E-141 -> 0E-141 + +-- full coefficients, alternating bits +ddmns121 minus 2682682682682682 -> -2682682682682682 +ddmns122 minus -2682682682682682 -> 2682682682682682 +ddmns123 minus 1341341341341341 -> -1341341341341341 +ddmns124 minus -1341341341341341 -> 1341341341341341 + +-- Nmax, Nmin, Ntiny +ddmns131 minus 9.999999999999999E+384 -> -9.999999999999999E+384 +ddmns132 minus 1E-383 -> -1E-383 +ddmns133 minus 1.000000000000000E-383 -> -1.000000000000000E-383 +ddmns134 minus 1E-398 -> -1E-398 Subnormal + +ddmns135 minus -1E-398 -> 1E-398 Subnormal +ddmns136 minus -1.000000000000000E-383 -> 1.000000000000000E-383 +ddmns137 minus -1E-383 -> 1E-383 +ddmns138 minus -9.999999999999999E+384 -> 9.999999999999999E+384 |