diff options
Diffstat (limited to 'lib/python2.7/test/decimaltestdata/ddLogB.decTest')
| -rw-r--r-- | lib/python2.7/test/decimaltestdata/ddLogB.decTest | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/lib/python2.7/test/decimaltestdata/ddLogB.decTest b/lib/python2.7/test/decimaltestdata/ddLogB.decTest deleted file mode 100644 index de728e5..0000000 --- a/lib/python2.7/test/decimaltestdata/ddLogB.decTest +++ /dev/null @@ -1,159 +0,0 @@ ------------------------------------------------------------------------- --- ddLogB.decTest -- integral 754r adjusted exponent, for decDoubles -- --- Copyright (c) IBM Corporation, 2005, 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 - -precision: 16 -maxExponent: 384 -minExponent: -383 -extended: 1 -clamp: 1 -rounding: half_even - --- basics -ddlogb000 logb 0 -> -Infinity Division_by_zero -ddlogb001 logb 1E-398 -> -398 -ddlogb002 logb 1E-383 -> -383 -ddlogb003 logb 0.001 -> -3 -ddlogb004 logb 0.03 -> -2 -ddlogb005 logb 1 -> 0 -ddlogb006 logb 2 -> 0 -ddlogb007 logb 2.5 -> 0 -ddlogb008 logb 2.500 -> 0 -ddlogb009 logb 10 -> 1 -ddlogb010 logb 70 -> 1 -ddlogb011 logb 100 -> 2 -ddlogb012 logb 333 -> 2 -ddlogb013 logb 9E+384 -> 384 -ddlogb014 logb +Infinity -> Infinity - --- negatives appear to be treated as positives -ddlogb021 logb -0 -> -Infinity Division_by_zero -ddlogb022 logb -1E-398 -> -398 -ddlogb023 logb -9E-383 -> -383 -ddlogb024 logb -0.001 -> -3 -ddlogb025 logb -1 -> 0 -ddlogb026 logb -2 -> 0 -ddlogb027 logb -10 -> 1 -ddlogb028 logb -70 -> 1 -ddlogb029 logb -100 -> 2 -ddlogb030 logb -9E+384 -> 384 -ddlogb031 logb -Infinity -> Infinity - --- zeros -ddlogb111 logb 0 -> -Infinity Division_by_zero -ddlogb112 logb -0 -> -Infinity Division_by_zero -ddlogb113 logb 0E+4 -> -Infinity Division_by_zero -ddlogb114 logb -0E+4 -> -Infinity Division_by_zero -ddlogb115 logb 0.0000 -> -Infinity Division_by_zero -ddlogb116 logb -0.0000 -> -Infinity Division_by_zero -ddlogb117 logb 0E-141 -> -Infinity Division_by_zero -ddlogb118 logb -0E-141 -> -Infinity Division_by_zero - --- full coefficients, alternating bits -ddlogb121 logb 268268268 -> 8 -ddlogb122 logb -268268268 -> 8 -ddlogb123 logb 134134134 -> 8 -ddlogb124 logb -134134134 -> 8 - --- Nmax, Nmin, Ntiny -ddlogb131 logb 9.999999999999999E+384 -> 384 -ddlogb132 logb 1E-383 -> -383 -ddlogb133 logb 1.000000000000000E-383 -> -383 -ddlogb134 logb 1E-398 -> -398 - -ddlogb135 logb -1E-398 -> -398 -ddlogb136 logb -1.000000000000000E-383 -> -383 -ddlogb137 logb -1E-383 -> -383 -ddlogb138 logb -9.999999999999999E+384 -> 384 - --- ones -ddlogb0061 logb 1 -> 0 -ddlogb0062 logb 1.0 -> 0 -ddlogb0063 logb 1.000000000000000 -> 0 - --- notable cases -- exact powers of 10 -ddlogb1100 logb 1 -> 0 -ddlogb1101 logb 10 -> 1 -ddlogb1102 logb 100 -> 2 -ddlogb1103 logb 1000 -> 3 -ddlogb1104 logb 10000 -> 4 -ddlogb1105 logb 100000 -> 5 -ddlogb1106 logb 1000000 -> 6 -ddlogb1107 logb 10000000 -> 7 -ddlogb1108 logb 100000000 -> 8 -ddlogb1109 logb 1000000000 -> 9 -ddlogb1110 logb 10000000000 -> 10 -ddlogb1111 logb 100000000000 -> 11 -ddlogb1112 logb 1000000000000 -> 12 -ddlogb1113 logb 0.00000000001 -> -11 -ddlogb1114 logb 0.0000000001 -> -10 -ddlogb1115 logb 0.000000001 -> -9 -ddlogb1116 logb 0.00000001 -> -8 -ddlogb1117 logb 0.0000001 -> -7 -ddlogb1118 logb 0.000001 -> -6 -ddlogb1119 logb 0.00001 -> -5 -ddlogb1120 logb 0.0001 -> -4 -ddlogb1121 logb 0.001 -> -3 -ddlogb1122 logb 0.01 -> -2 -ddlogb1123 logb 0.1 -> -1 -ddlogb1124 logb 1E-99 -> -99 -ddlogb1125 logb 1E-100 -> -100 -ddlogb1127 logb 1E-299 -> -299 -ddlogb1126 logb 1E-383 -> -383 - --- suggestions from Ilan Nehama -ddlogb1400 logb 10E-3 -> -2 -ddlogb1401 logb 10E-2 -> -1 -ddlogb1402 logb 100E-2 -> 0 -ddlogb1403 logb 1000E-2 -> 1 -ddlogb1404 logb 10000E-2 -> 2 -ddlogb1405 logb 10E-1 -> 0 -ddlogb1406 logb 100E-1 -> 1 -ddlogb1407 logb 1000E-1 -> 2 -ddlogb1408 logb 10000E-1 -> 3 -ddlogb1409 logb 10E0 -> 1 -ddlogb1410 logb 100E0 -> 2 -ddlogb1411 logb 1000E0 -> 3 -ddlogb1412 logb 10000E0 -> 4 -ddlogb1413 logb 10E1 -> 2 -ddlogb1414 logb 100E1 -> 3 -ddlogb1415 logb 1000E1 -> 4 -ddlogb1416 logb 10000E1 -> 5 -ddlogb1417 logb 10E2 -> 3 -ddlogb1418 logb 100E2 -> 4 -ddlogb1419 logb 1000E2 -> 5 -ddlogb1420 logb 10000E2 -> 6 - --- special values -ddlogb820 logb Infinity -> Infinity -ddlogb821 logb 0 -> -Infinity Division_by_zero -ddlogb822 logb NaN -> NaN -ddlogb823 logb sNaN -> NaN Invalid_operation --- propagating NaNs -ddlogb824 logb sNaN123 -> NaN123 Invalid_operation -ddlogb825 logb -sNaN321 -> -NaN321 Invalid_operation -ddlogb826 logb NaN456 -> NaN456 -ddlogb827 logb -NaN654 -> -NaN654 -ddlogb828 logb NaN1 -> NaN1 - --- Null test -ddlogb900 logb # -> NaN Invalid_operation - - |