Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / external / python / cpython2 / 0a9a6363025ba16b1c2041a05e6f33ee408b1bda / . / Lib / test / decimaltestdata / scaleb.decTest
blob: 372e3dd4c3e0fc6438199250ead0ffb58b388b17 [file] [log] [blame]
Thomas Wouters1b7f8912007-09-19 03:06:30 +0000[diff] [blame]1------------------------------------------------------------------------
2-- scaleb.decTest -- scale a number by powers of 10 --
Benjamin Petersonf17ff4e2008-07-31 16:32:12 +0000[diff] [blame]3-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. --
Thomas Wouters1b7f8912007-09-19 03:06:30 +0000[diff] [blame]4------------------------------------------------------------------------
5-- Please see the document "General Decimal Arithmetic Testcases" --
6-- at http://www2.hursley.ibm.com/decimal for the description of --
7-- these testcases. --
8-- --
9-- These testcases are experimental ('beta' versions), and they --
10-- may contain errors. They are offered on an as-is basis. In --
11-- particular, achieving the same results as the tests here is not --
12-- a guarantee that an implementation complies with any Standard --
13-- or specification. The tests are not exhaustive. --
14-- --
15-- Please send comments, suggestions, and corrections to the author: --
16-- Mike Cowlishaw, IBM Fellow --
17-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
18-- mfc@uk.ibm.com --
19------------------------------------------------------------------------
Mark Dickinson8a546532009-10-08 16:30:38 +0000[diff] [blame]20version: 2.59
Thomas Wouters1b7f8912007-09-19 03:06:30 +0000[diff] [blame]21
22extended: 1
23precision: 9
24rounding: half_up
25maxExponent: 999
26minExponent: -999
27
28-- Max |rhs| is 2*(999+9) = 2016
29
30-- Sanity checks
31scbx001 scaleb 7.50 10 -> 7.50E+10
32scbx002 scaleb 7.50 3 -> 7.50E+3
33scbx003 scaleb 7.50 2 -> 750
34scbx004 scaleb 7.50 1 -> 75.0
35scbx005 scaleb 7.50 0 -> 7.50
36scbx006 scaleb 7.50 -1 -> 0.750
37scbx007 scaleb 7.50 -2 -> 0.0750
38scbx008 scaleb 7.50 -10 -> 7.50E-10
39scbx009 scaleb -7.50 3 -> -7.50E+3
40scbx010 scaleb -7.50 2 -> -750
41scbx011 scaleb -7.50 1 -> -75.0
42scbx012 scaleb -7.50 0 -> -7.50
43scbx013 scaleb -7.50 -1 -> -0.750
44
45-- Infinities
46scbx014 scaleb Infinity 1 -> Infinity
47scbx015 scaleb -Infinity 2 -> -Infinity
48scbx016 scaleb Infinity -1 -> Infinity
49scbx017 scaleb -Infinity -2 -> -Infinity
50
51-- Next two are somewhat undefined in 754r; treat as non-integer
52scbx018 scaleb 10 Infinity -> NaN Invalid_operation
53scbx019 scaleb 10 -Infinity -> NaN Invalid_operation
54
55-- NaNs are undefined in 754r; assume usual processing
56-- NaNs, 0 payload
57scbx021 scaleb NaN 1 -> NaN
58scbx022 scaleb -NaN -1 -> -NaN
59scbx023 scaleb sNaN 1 -> NaN Invalid_operation
60scbx024 scaleb -sNaN 1 -> -NaN Invalid_operation
61scbx025 scaleb 4 NaN -> NaN
62scbx026 scaleb -Inf -NaN -> -NaN
63scbx027 scaleb 4 sNaN -> NaN Invalid_operation
64scbx028 scaleb Inf -sNaN -> -NaN Invalid_operation
65
66-- non-integer RHS
67scbx030 scaleb 1.23 1 -> 12.3
68scbx031 scaleb 1.23 1.00 -> NaN Invalid_operation
69scbx032 scaleb 1.23 1.1 -> NaN Invalid_operation
70scbx033 scaleb 1.23 1.01 -> NaN Invalid_operation
71scbx034 scaleb 1.23 0.01 -> NaN Invalid_operation
72scbx035 scaleb 1.23 0.11 -> NaN Invalid_operation
73scbx036 scaleb 1.23 0.999999999 -> NaN Invalid_operation
74scbx037 scaleb 1.23 -1 -> 0.123
75scbx038 scaleb 1.23 -1.00 -> NaN Invalid_operation
76scbx039 scaleb 1.23 -1.1 -> NaN Invalid_operation
77scbx040 scaleb 1.23 -1.01 -> NaN Invalid_operation
78scbx041 scaleb 1.23 -0.01 -> NaN Invalid_operation
79scbx042 scaleb 1.23 -0.11 -> NaN Invalid_operation
80scbx043 scaleb 1.23 -0.999999999 -> NaN Invalid_operation
81scbx044 scaleb 1.23 0.1 -> NaN Invalid_operation
82scbx045 scaleb 1.23 1E+1 -> NaN Invalid_operation
83scbx046 scaleb 1.23 1.1234E+6 -> NaN Invalid_operation
84scbx047 scaleb 1.23 1.123E+4 -> NaN Invalid_operation
85
86
87scbx120 scaleb 1.23 2015 -> Infinity Overflow Inexact Rounded
88scbx121 scaleb 1.23 2016 -> Infinity Overflow Inexact Rounded
89scbx122 scaleb 1.23 2017 -> NaN Invalid_operation
90scbx123 scaleb 1.23 2018 -> NaN Invalid_operation
91scbx124 scaleb 1.23 -2015 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
92scbx125 scaleb 1.23 -2016 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
93scbx126 scaleb 1.23 -2017 -> NaN Invalid_operation
94scbx127 scaleb 1.23 -2018 -> NaN Invalid_operation
95
96-- NaNs, non-0 payload
97-- propagating NaNs
98scbx861 scaleb NaN01 -Inf -> NaN1
99scbx862 scaleb -NaN02 -1000 -> -NaN2
100scbx863 scaleb NaN03 1000 -> NaN3
101scbx864 scaleb NaN04 Inf -> NaN4
102scbx865 scaleb NaN05 NaN61 -> NaN5
103scbx866 scaleb -Inf -NaN71 -> -NaN71
104scbx867 scaleb -1000 NaN81 -> NaN81
105scbx868 scaleb 1000 NaN91 -> NaN91
106scbx869 scaleb Inf NaN101 -> NaN101
107scbx871 scaleb sNaN011 -Inf -> NaN11 Invalid_operation
108scbx872 scaleb sNaN012 -1000 -> NaN12 Invalid_operation
109scbx873 scaleb -sNaN013 1000 -> -NaN13 Invalid_operation
110scbx874 scaleb sNaN014 NaN171 -> NaN14 Invalid_operation
111scbx875 scaleb sNaN015 sNaN181 -> NaN15 Invalid_operation
112scbx876 scaleb NaN016 sNaN191 -> NaN191 Invalid_operation
113scbx877 scaleb -Inf sNaN201 -> NaN201 Invalid_operation
114scbx878 scaleb -1000 sNaN211 -> NaN211 Invalid_operation
115scbx879 scaleb 1000 -sNaN221 -> -NaN221 Invalid_operation
116scbx880 scaleb Inf sNaN231 -> NaN231 Invalid_operation
117scbx881 scaleb NaN025 sNaN241 -> NaN241 Invalid_operation
118
119-- finites
120scbx051 scaleb 7 -2 -> 0.07
121scbx052 scaleb -7 -2 -> -0.07
122scbx053 scaleb 75 -2 -> 0.75
123scbx054 scaleb -75 -2 -> -0.75
124scbx055 scaleb 7.50 -2 -> 0.0750
125scbx056 scaleb -7.50 -2 -> -0.0750
126scbx057 scaleb 7.500 -2 -> 0.07500
127scbx058 scaleb -7.500 -2 -> -0.07500
128scbx061 scaleb 7 -1 -> 0.7
129scbx062 scaleb -7 -1 -> -0.7
130scbx063 scaleb 75 -1 -> 7.5
131scbx064 scaleb -75 -1 -> -7.5
132scbx065 scaleb 7.50 -1 -> 0.750
133scbx066 scaleb -7.50 -1 -> -0.750
134scbx067 scaleb 7.500 -1 -> 0.7500
135scbx068 scaleb -7.500 -1 -> -0.7500
136scbx071 scaleb 7 0 -> 7
137scbx072 scaleb -7 0 -> -7
138scbx073 scaleb 75 0 -> 75
139scbx074 scaleb -75 0 -> -75
140scbx075 scaleb 7.50 0 -> 7.50
141scbx076 scaleb -7.50 0 -> -7.50
142scbx077 scaleb 7.500 0 -> 7.500
143scbx078 scaleb -7.500 0 -> -7.500
144scbx081 scaleb 7 1 -> 7E+1
145scbx082 scaleb -7 1 -> -7E+1
146scbx083 scaleb 75 1 -> 7.5E+2
147scbx084 scaleb -75 1 -> -7.5E+2
148scbx085 scaleb 7.50 1 -> 75.0
149scbx086 scaleb -7.50 1 -> -75.0
150scbx087 scaleb 7.500 1 -> 75.00
151scbx088 scaleb -7.500 1 -> -75.00
152scbx091 scaleb 7 2 -> 7E+2
153scbx092 scaleb -7 2 -> -7E+2
154scbx093 scaleb 75 2 -> 7.5E+3
155scbx094 scaleb -75 2 -> -7.5E+3
156scbx095 scaleb 7.50 2 -> 750
157scbx096 scaleb -7.50 2 -> -750
158scbx097 scaleb 7.500 2 -> 750.0
159scbx098 scaleb -7.500 2 -> -750.0
160
161-- zeros
162scbx111 scaleb 0 1 -> 0E+1
163scbx112 scaleb -0 2 -> -0E+2
164scbx113 scaleb 0E+4 3 -> 0E+7
165scbx114 scaleb -0E+4 4 -> -0E+8
166scbx115 scaleb 0.0000 5 -> 0E+1
167scbx116 scaleb -0.0000 6 -> -0E+2
168scbx117 scaleb 0E-141 7 -> 0E-134
169scbx118 scaleb -0E-141 8 -> -0E-133
170
171-- Nmax, Nmin, Ntiny
172scbx132 scaleb 9.99999999E+999 +999 -> Infinity Overflow Inexact Rounded
173scbx133 scaleb 9.99999999E+999 +10 -> Infinity Overflow Inexact Rounded
174scbx134 scaleb 9.99999999E+999 +1 -> Infinity Overflow Inexact Rounded
175scbx135 scaleb 9.99999999E+999 0 -> 9.99999999E+999
176scbx136 scaleb 9.99999999E+999 -1 -> 9.99999999E+998
177scbx137 scaleb 1E-999 +1 -> 1E-998
178scbx138 scaleb 1E-999 -0 -> 1E-999
179scbx139 scaleb 1E-999 -1 -> 1E-1000 Subnormal
180scbx140 scaleb 1.00000000E-999 +1 -> 1.00000000E-998
181scbx141 scaleb 1.00000000E-999 0 -> 1.00000000E-999
182scbx142 scaleb 1.00000000E-999 -1 -> 1.0000000E-1000 Subnormal Rounded
183scbx143 scaleb 1E-1007 +1 -> 1E-1006 Subnormal
184scbx144 scaleb 1E-1007 -0 -> 1E-1007 Subnormal
185scbx145 scaleb 1E-1007 -1 -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
186
187scbx150 scaleb -1E-1007 +1 -> -1E-1006 Subnormal
188scbx151 scaleb -1E-1007 -0 -> -1E-1007 Subnormal
189scbx152 scaleb -1E-1007 -1 -> -0E-1007 Underflow Subnormal Inexact Rounded Clamped
190scbx153 scaleb -1.00000000E-999 +1 -> -1.00000000E-998
191scbx154 scaleb -1.00000000E-999 +0 -> -1.00000000E-999
192scbx155 scaleb -1.00000000E-999 -1 -> -1.0000000E-1000 Subnormal Rounded
193scbx156 scaleb -1E-999 +1 -> -1E-998
194scbx157 scaleb -1E-999 -0 -> -1E-999
195scbx158 scaleb -1E-999 -1 -> -1E-1000 Subnormal
196scbx159 scaleb -9.99999999E+999 +1 -> -Infinity Overflow Inexact Rounded
197scbx160 scaleb -9.99999999E+999 +0 -> -9.99999999E+999
198scbx161 scaleb -9.99999999E+999 -1 -> -9.99999999E+998
199scbx162 scaleb -9E+999 +1 -> -Infinity Overflow Inexact Rounded
200scbx163 scaleb -1E+999 +1 -> -Infinity Overflow Inexact Rounded
Mark Dickinson8a546532009-10-08 16:30:38 +0000[diff] [blame]201
202-- Krah examples
203precision: 34
204maxExponent: 999999999
205minExponent: -999999999
206-- integer overflow in 3.61 or earlier
207scbx164 scaleb 1E-999999999 -1200000000 -> NaN Invalid_operation
208-- out of range
209scbx165 scaleb -1E-999999999 +1200000000 -> NaN Invalid_operation