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the art. It now complies latest specification and tests. The only difference of this version with the one in the trunk is that a small subset that hash tests were removed, because they rely on modifications to core hash() function (see issue 1182 for further details).
160 lines
6.2 KiB
Text
160 lines
6.2 KiB
Text
------------------------------------------------------------------------
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-- dqLogB.decTest -- integral 754r adjusted exponent, for decQuads --
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-- Copyright (c) IBM Corporation, 2005, 2007. 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: 2.57
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extended: 1
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clamp: 1
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precision: 34
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maxExponent: 6144
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minExponent: -6143
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rounding: half_even
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-- basics
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dqlogb000 logb 0 -> -Infinity Division_by_zero
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dqlogb001 logb 1E-6176 -> -6176
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dqlogb002 logb 1E-6143 -> -6143
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dqlogb003 logb 0.001 -> -3
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dqlogb004 logb 0.03 -> -2
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dqlogb005 logb 1 -> 0
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dqlogb006 logb 2 -> 0
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dqlogb007 logb 2.5 -> 0
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dqlogb008 logb 2.50 -> 0
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dqlogb009 logb 2.500 -> 0
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dqlogb010 logb 10 -> 1
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dqlogb011 logb 70 -> 1
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dqlogb012 logb 100 -> 2
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dqlogb013 logb 250 -> 2
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dqlogb014 logb 9E+6144 -> 6144
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dqlogb015 logb +Infinity -> Infinity
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-- negatives appear to be treated as positives
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dqlogb021 logb -0 -> -Infinity Division_by_zero
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dqlogb022 logb -1E-6176 -> -6176
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dqlogb023 logb -9E-6143 -> -6143
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dqlogb024 logb -0.001 -> -3
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dqlogb025 logb -1 -> 0
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dqlogb026 logb -2 -> 0
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dqlogb027 logb -10 -> 1
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dqlogb028 logb -70 -> 1
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dqlogb029 logb -100 -> 2
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dqlogb030 logb -9E+6144 -> 6144
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dqlogb031 logb -Infinity -> Infinity
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-- zeros
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dqlogb111 logb 0 -> -Infinity Division_by_zero
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dqlogb112 logb -0 -> -Infinity Division_by_zero
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dqlogb113 logb 0E+4 -> -Infinity Division_by_zero
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dqlogb114 logb -0E+4 -> -Infinity Division_by_zero
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dqlogb115 logb 0.0000 -> -Infinity Division_by_zero
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dqlogb116 logb -0.0000 -> -Infinity Division_by_zero
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dqlogb117 logb 0E-141 -> -Infinity Division_by_zero
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dqlogb118 logb -0E-141 -> -Infinity Division_by_zero
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-- full coefficients, alternating bits
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dqlogb121 logb 268268268 -> 8
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dqlogb122 logb -268268268 -> 8
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dqlogb123 logb 134134134 -> 8
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dqlogb124 logb -134134134 -> 8
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-- Nmax, Nmin, Ntiny
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dqlogb131 logb 9.999999999999999999999999999999999E+6144 -> 6144
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dqlogb132 logb 1E-6143 -> -6143
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dqlogb133 logb 1.000000000000000000000000000000000E-6143 -> -6143
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dqlogb134 logb 1E-6176 -> -6176
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dqlogb135 logb -1E-6176 -> -6176
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dqlogb136 logb -1.000000000000000000000000000000000E-6143 -> -6143
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dqlogb137 logb -1E-6143 -> -6143
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dqlogb1614 logb -9.999999999999999999999999999999999E+6144 -> 6144
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-- ones
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dqlogb0061 logb 1 -> 0
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dqlogb0062 logb 1.0 -> 0
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dqlogb0063 logb 1.000000000000000 -> 0
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-- notable cases -- exact powers of 10
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dqlogb1100 logb 1 -> 0
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dqlogb1101 logb 10 -> 1
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dqlogb1102 logb 100 -> 2
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dqlogb1103 logb 1000 -> 3
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dqlogb1104 logb 10000 -> 4
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dqlogb1105 logb 100000 -> 5
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dqlogb1106 logb 1000000 -> 6
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dqlogb1107 logb 10000000 -> 7
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dqlogb1108 logb 100000000 -> 8
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dqlogb1109 logb 1000000000 -> 9
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dqlogb1110 logb 10000000000 -> 10
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dqlogb1111 logb 100000000000 -> 11
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dqlogb1112 logb 1000000000000 -> 12
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dqlogb1113 logb 0.00000000001 -> -11
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dqlogb1114 logb 0.0000000001 -> -10
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dqlogb1115 logb 0.000000001 -> -9
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dqlogb1116 logb 0.00000001 -> -8
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dqlogb1117 logb 0.0000001 -> -7
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dqlogb1118 logb 0.000001 -> -6
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dqlogb1119 logb 0.00001 -> -5
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dqlogb1120 logb 0.0001 -> -4
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dqlogb1121 logb 0.001 -> -3
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dqlogb1122 logb 0.01 -> -2
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dqlogb1123 logb 0.1 -> -1
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dqlogb1124 logb 1E-99 -> -99
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dqlogb1125 logb 1E-100 -> -100
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dqlogb1127 logb 1E-299 -> -299
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dqlogb1126 logb 1E-6143 -> -6143
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-- suggestions from Ilan Nehama
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dqlogb1400 logb 10E-3 -> -2
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dqlogb1401 logb 10E-2 -> -1
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dqlogb1402 logb 100E-2 -> 0
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dqlogb1403 logb 1000E-2 -> 1
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dqlogb1404 logb 10000E-2 -> 2
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dqlogb1405 logb 10E-1 -> 0
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dqlogb1406 logb 100E-1 -> 1
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dqlogb1407 logb 1000E-1 -> 2
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dqlogb1408 logb 10000E-1 -> 3
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dqlogb1409 logb 10E0 -> 1
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dqlogb1410 logb 100E0 -> 2
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dqlogb1411 logb 1000E0 -> 3
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dqlogb1412 logb 10000E0 -> 4
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dqlogb1413 logb 10E1 -> 2
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dqlogb1414 logb 100E1 -> 3
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dqlogb1415 logb 1000E1 -> 4
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dqlogb1416 logb 10000E1 -> 5
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dqlogb1417 logb 10E2 -> 3
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dqlogb1418 logb 100E2 -> 4
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dqlogb1419 logb 1000E2 -> 5
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dqlogb1420 logb 10000E2 -> 6
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-- special values
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dqlogb820 logb Infinity -> Infinity
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dqlogb821 logb 0 -> -Infinity Division_by_zero
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dqlogb822 logb NaN -> NaN
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dqlogb823 logb sNaN -> NaN Invalid_operation
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-- propagating NaNs
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dqlogb824 logb sNaN123 -> NaN123 Invalid_operation
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dqlogb825 logb -sNaN321 -> -NaN321 Invalid_operation
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dqlogb826 logb NaN456 -> NaN456
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dqlogb827 logb -NaN654 -> -NaN654
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dqlogb828 logb NaN1 -> NaN1
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-- Null test
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dqlogb900 logb # -> NaN Invalid_operation
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