summaryrefslogtreecommitdiffstats
path: root/Lib/test/decimaltestdata/plus.decTest
blob: 4be843b4dec58d84802d4f9f8f252233153a8ef3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
------------------------------------------------------------------------
-- plus.decTest -- decimal monadic addition                           --
-- 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

-- This set of tests primarily tests the existence of the operator.
-- Addition and rounding, and most overflows, are tested elsewhere.

extended:    1
precision:   9
rounding:    half_up
maxExponent: 384
minexponent: -383

plux001 plus '1'      -> '1'
plux002 plus '-1'     -> '-1'
plux003 plus '1.00'   -> '1.00'
plux004 plus '-1.00'  -> '-1.00'
plux005 plus '0'      -> '0'
plux006 plus '0.00'   -> '0.00'
plux007 plus '00.0'   -> '0.0'
plux008 plus '00.00'  -> '0.00'
plux009 plus '00'     -> '0'

plux010 plus '-2'     -> '-2'
plux011 plus '2'      -> '2'
plux012 plus '-2.00'  -> '-2.00'
plux013 plus '2.00'   -> '2.00'
plux014 plus '-0'     -> '0'
plux015 plus '-0.00'  -> '0.00'
plux016 plus '-00.0'  -> '0.0'
plux017 plus '-00.00' -> '0.00'
plux018 plus '-00'    -> '0'

plux020 plus '-2000000' -> '-2000000'
plux021 plus '2000000'  -> '2000000'
precision: 7
plux022 plus '-2000000' -> '-2000000'
plux023 plus '2000000'  -> '2000000'
precision: 6
plux024 plus '-2000000' -> '-2.00000E+6' Rounded
plux025 plus '2000000'  -> '2.00000E+6' Rounded
precision: 3
plux026 plus '-2000000' -> '-2.00E+6' Rounded
plux027 plus '2000000'  -> '2.00E+6' Rounded

-- more fixed, potential LHS swaps if done by add 0
precision: 9
plux060 plus '56267E-10'   -> '0.0000056267'
plux061 plus '56267E-5'    -> '0.56267'
plux062 plus '56267E-2'    -> '562.67'
plux063 plus '56267E-1'    -> '5626.7'
plux065 plus '56267E-0'    -> '56267'
plux066 plus '56267E+0'    -> '56267'
plux067 plus '56267E+1'    -> '5.6267E+5'
plux068 plus '56267E+2'    -> '5.6267E+6'
plux069 plus '56267E+3'    -> '5.6267E+7'
plux070 plus '56267E+4'    -> '5.6267E+8'
plux071 plus '56267E+5'    -> '5.6267E+9'
plux072 plus '56267E+6'    -> '5.6267E+10'
plux080 plus '-56267E-10'  -> '-0.0000056267'
plux081 plus '-56267E-5'   -> '-0.56267'
plux082 plus '-56267E-2'   -> '-562.67'
plux083 plus '-56267E-1'   -> '-5626.7'
plux085 plus '-56267E-0'   -> '-56267'
plux086 plus '-56267E+0'   -> '-56267'
plux087 plus '-56267E+1'   -> '-5.6267E+5'
plux088 plus '-56267E+2'   -> '-5.6267E+6'
plux089 plus '-56267E+3'   -> '-5.6267E+7'
plux090 plus '-56267E+4'   -> '-5.6267E+8'
plux091 plus '-56267E+5'   -> '-5.6267E+9'
plux092 plus '-56267E+6'   -> '-5.6267E+10'

-- "lhs" zeros in plus and minus have exponent = operand
plux120 plus '-0E3'   -> '0E+3'
plux121 plus '-0E2'   -> '0E+2'
plux122 plus '-0E1'   -> '0E+1'
plux123 plus '-0E0'   -> '0'
plux124 plus '+0E0'   -> '0'
plux125 plus '+0E1'   -> '0E+1'
plux126 plus '+0E2'   -> '0E+2'
plux127 plus '+0E3'   -> '0E+3'

plux130 plus '-5E3'   -> '-5E+3'
plux131 plus '-5E8'   -> '-5E+8'
plux132 plus '-5E13'  -> '-5E+13'
plux133 plus '-5E18'  -> '-5E+18'
plux134 plus '+5E3'   -> '5E+3'
plux135 plus '+5E8'   -> '5E+8'
plux136 plus '+5E13'  -> '5E+13'
plux137 plus '+5E18'  -> '5E+18'

-- specials
plux150 plus 'Inf'    -> 'Infinity'
plux151 plus '-Inf'   -> '-Infinity'
plux152 plus   NaN    ->  NaN
plux153 plus  sNaN    ->  NaN   Invalid_operation
plux154 plus   NaN77  ->  NaN77
plux155 plus  sNaN88  ->  NaN88 Invalid_operation
plux156 plus  -NaN    -> -NaN
plux157 plus -sNaN    -> -NaN   Invalid_operation
plux158 plus  -NaN77  -> -NaN77
plux159 plus -sNaN88  -> -NaN88 Invalid_operation

-- overflow tests
maxexponent: 999999999
minexponent: -999999999
precision: 3
plux160 plus 9.999E+999999999  ->  Infinity Inexact Overflow Rounded
plux161 plus -9.999E+999999999 -> -Infinity Inexact Overflow Rounded

-- subnormals and underflow
precision: 3
maxexponent: 999
minexponent: -999
plux210 plus  1.00E-999        ->   1.00E-999
plux211 plus  0.1E-999         ->   1E-1000   Subnormal
plux212 plus  0.10E-999        ->   1.0E-1000 Subnormal
plux213 plus  0.100E-999       ->   1.0E-1000 Subnormal Rounded
plux214 plus  0.01E-999        ->   1E-1001   Subnormal
-- next is rounded to Emin
plux215 plus  0.999E-999       ->   1.00E-999 Inexact Rounded Subnormal Underflow
plux216 plus  0.099E-999       ->   1.0E-1000 Inexact Rounded Subnormal Underflow
plux217 plus  0.009E-999       ->   1E-1001   Inexact Rounded Subnormal Underflow
plux218 plus  0.001E-999       ->   0E-1001   Inexact Rounded Subnormal Underflow Clamped
plux219 plus  0.0009E-999      ->   0E-1001   Inexact Rounded Subnormal Underflow Clamped
plux220 plus  0.0001E-999      ->   0E-1001   Inexact Rounded Subnormal Underflow Clamped

plux230 plus -1.00E-999        ->  -1.00E-999
plux231 plus -0.1E-999         ->  -1E-1000   Subnormal
plux232 plus -0.10E-999        ->  -1.0E-1000 Subnormal
plux233 plus -0.100E-999       ->  -1.0E-1000 Subnormal Rounded
plux234 plus -0.01E-999        ->  -1E-1001   Subnormal
-- next is rounded to Emin
plux235 plus -0.999E-999       ->  -1.00E-999 Inexact Rounded Subnormal Underflow
plux236 plus -0.099E-999       ->  -1.0E-1000 Inexact Rounded Subnormal Underflow
plux237 plus -0.009E-999       ->  -1E-1001   Inexact Rounded Subnormal Underflow
plux238 plus -0.001E-999       ->  -0E-1001   Inexact Rounded Subnormal Underflow Clamped
plux239 plus -0.0009E-999      ->  -0E-1001   Inexact Rounded Subnormal Underflow Clamped
plux240 plus -0.0001E-999      ->  -0E-1001   Inexact Rounded Subnormal Underflow Clamped

-- subnormals clamped to 0-Etiny
precision:   16
maxExponent: 384
minExponent: -383
plux251 plus 7E-398     -> 7E-398 Subnormal
plux252 plus 0E-398     -> 0E-398
plux253 plus 7E-399     -> 1E-398 Subnormal Underflow Inexact Rounded
plux254 plus 4E-399     -> 0E-398 Clamped Subnormal Underflow Inexact Rounded
plux255 plus 7E-400     -> 0E-398 Clamped Subnormal Underflow Inexact Rounded
plux256 plus 7E-401     -> 0E-398 Clamped Subnormal Underflow Inexact Rounded
plux257 plus 0E-399     -> 0E-398 Clamped
plux258 plus 0E-400     -> 0E-398 Clamped
plux259 plus 0E-401     -> 0E-398 Clamped

-- long operand checks
maxexponent: 999
minexponent: -999
precision: 9
plux301 plus 12345678000  -> 1.23456780E+10 Rounded
plux302 plus 1234567800   -> 1.23456780E+9 Rounded
plux303 plus 1234567890   -> 1.23456789E+9 Rounded
plux304 plus 1234567891   -> 1.23456789E+9 Inexact Rounded
plux305 plus 12345678901  -> 1.23456789E+10 Inexact Rounded
plux306 plus 1234567896   -> 1.23456790E+9 Inexact Rounded

-- still checking
precision: 15
plux321 plus 12345678000  -> 12345678000
plux322 plus 1234567800   -> 1234567800
plux323 plus 1234567890   -> 1234567890
plux324 plus 1234567891   -> 1234567891
plux325 plus 12345678901  -> 12345678901
plux326 plus 1234567896   -> 1234567896
precision: 9

-- Null tests
plu900 plus  # -> NaN Invalid_operation