|
192
|
1 |
"{ Package: 'exept:regression' }"
|
|
|
2 |
|
|
|
3 |
"{ NameSpace: RegressionTests }"
|
|
|
4 |
|
|
|
5 |
TestCase subclass:#FloatTest
|
|
|
6 |
instanceVariableNames:''
|
|
|
7 |
classVariableNames:''
|
|
|
8 |
poolDictionaries:''
|
|
|
9 |
category:'tests-Regression'
|
|
|
10 |
!
|
|
|
11 |
|
|
|
12 |
|
|
194
|
13 |
!FloatTest methodsFor:'helpers'!
|
|
|
14 |
|
|
|
15 |
actualPrecisionOf:aFloatClass
|
|
|
16 |
"get the actual number of valid bits in the mantissa.
|
|
|
17 |
This does a real test (i.e. does not believe the compiled-in ifdefs)"
|
|
|
18 |
|
|
|
19 |
|one half x count|
|
|
|
20 |
|
|
|
21 |
one := aFloatClass unity. "/ 1.0 in this class
|
|
|
22 |
half := one coerce:0.5.
|
|
|
23 |
x := one.
|
|
|
24 |
count := 0.
|
|
|
25 |
|
|
|
26 |
[ one + x ~= one] whileTrue:[
|
|
|
27 |
x := x * half.
|
|
|
28 |
count := count + 1.
|
|
|
29 |
].
|
|
|
30 |
^ count
|
|
|
31 |
|
|
|
32 |
"
|
|
|
33 |
self basicNew actualPrecisionOf:ShortFloat
|
|
|
34 |
self basicNew actualPrecisionOf:Float
|
|
|
35 |
self basicNew actualPrecisionOf:LongFloat
|
|
|
36 |
"
|
|
|
37 |
! !
|
|
|
38 |
|
|
192
|
39 |
!FloatTest methodsFor:'tests'!
|
|
|
40 |
|
|
194
|
41 |
test00_Precision
|
|
|
42 |
"computed precision vs. assumed precision."
|
|
|
43 |
|
|
|
44 |
self assert:( Float precision == (self actualPrecisionOf:Float)).
|
|
|
45 |
self assert:( ShortFloat precision == (self actualPrecisionOf:ShortFloat)).
|
|
|
46 |
self assert:( LongFloat precision == (self actualPrecisionOf:LongFloat)).
|
|
|
47 |
|
|
|
48 |
"
|
|
|
49 |
self basicNew test00_Precision
|
|
|
50 |
"
|
|
|
51 |
!
|
|
|
52 |
|
|
192
|
53 |
test01_Nan
|
|
|
54 |
"NaN in all avaliable formats."
|
|
|
55 |
|
|
|
56 |
|shouldBeNaN|
|
|
|
57 |
|
|
|
58 |
shouldBeNaN := 0.0 uncheckedDivide: 0.0.
|
|
|
59 |
self assert:( shouldBeNaN isMemberOf:Float ).
|
|
|
60 |
self assert:( shouldBeNaN isNaN ).
|
|
|
61 |
self assert:( shouldBeNaN isFinite not ).
|
|
|
62 |
|
|
|
63 |
shouldBeNaN := 0.0 asShortFloat uncheckedDivide: 0.0 asShortFloat.
|
|
|
64 |
self assert:( shouldBeNaN isMemberOf:ShortFloat ).
|
|
|
65 |
self assert:( shouldBeNaN isNaN ).
|
|
|
66 |
self assert:( shouldBeNaN isFinite not ).
|
|
|
67 |
|
|
|
68 |
shouldBeNaN := 0.0 asLongFloat uncheckedDivide: 0.0 asLongFloat.
|
|
|
69 |
self assert:( shouldBeNaN isMemberOf:LongFloat ).
|
|
|
70 |
self assert:( shouldBeNaN isNaN ).
|
|
|
71 |
self assert:( shouldBeNaN isFinite not ).
|
|
|
72 |
|
|
|
73 |
shouldBeNaN := 0.0 uncheckedDivide: 0.0.
|
|
|
74 |
self assert:( shouldBeNaN isNaN ).
|
|
|
75 |
self assert:( shouldBeNaN asShortFloat isNaN ).
|
|
|
76 |
self assert:( shouldBeNaN asLongFloat isNaN ).
|
|
|
77 |
|
|
|
78 |
shouldBeNaN := 0.0 asShortFloat uncheckedDivide: 0.0.
|
|
|
79 |
self assert:( shouldBeNaN isNaN ).
|
|
|
80 |
self assert:( shouldBeNaN asFloat isNaN ).
|
|
|
81 |
self assert:( shouldBeNaN asLongFloat isNaN ).
|
|
|
82 |
|
|
|
83 |
shouldBeNaN := 0.0 asLongFloat uncheckedDivide: 0.0.
|
|
|
84 |
self assert:( shouldBeNaN isNaN ).
|
|
|
85 |
self assert:( shouldBeNaN asShortFloat isNaN ).
|
|
|
86 |
self assert:( shouldBeNaN asLongFloat isNaN ).
|
|
|
87 |
|
|
|
88 |
shouldBeNaN := 0.0 uncheckedDivide: 0.0.
|
|
|
89 |
self should:[ shouldBeNaN asInteger ] raise:DomainError.
|
|
|
90 |
|
|
|
91 |
"/ mhmh - the following are not true.
|
|
|
92 |
"/ self should:[ shouldBeNaN + 1 ] raise:DomainError.
|
|
|
93 |
"/ self should:[ shouldBeNaN + 1.0 ] raise:DomainError.
|
|
|
94 |
"/ self should:[ shouldBeNaN + 1.0 asShortFloat ] raise:DomainError.
|
|
|
95 |
"/ self should:[ shouldBeNaN + 1.0 asLongFloat ] raise:DomainError.
|
|
|
96 |
"/
|
|
|
97 |
"/ self should:[ shouldBeNaN - 1 ] raise:DomainError.
|
|
|
98 |
"/ self should:[ shouldBeNaN - 1.0 ] raise:DomainError.
|
|
|
99 |
"/ self should:[ shouldBeNaN - 1.0 asShortFloat ] raise:DomainError.
|
|
|
100 |
"/ self should:[ shouldBeNaN - 1.0 asLongFloat ] raise:DomainError.
|
|
|
101 |
|
|
|
102 |
"/ but these are:
|
|
|
103 |
self assert:( shouldBeNaN + 1 ) isNaN.
|
|
|
104 |
self assert:( shouldBeNaN + 1.0 ) isNaN.
|
|
|
105 |
self assert:( shouldBeNaN + 1.0 asShortFloat ) isNaN.
|
|
|
106 |
self assert:( shouldBeNaN + 1.0 asLongFloat ) isNaN.
|
|
|
107 |
|
|
|
108 |
self assert:( shouldBeNaN - 1 ) isNaN.
|
|
|
109 |
self assert:( shouldBeNaN - 1.0 ) isNaN.
|
|
|
110 |
self assert:( shouldBeNaN - 1.0 asShortFloat ) isNaN.
|
|
|
111 |
self assert:( shouldBeNaN - 1.0 asLongFloat ) isNaN.
|
|
|
112 |
|
|
|
113 |
"
|
|
|
114 |
self basicNew test01_Nan
|
|
|
115 |
"
|
|
|
116 |
!
|
|
|
117 |
|
|
|
118 |
test02_Inf
|
|
|
119 |
"Infinity in all avaliable formats."
|
|
|
120 |
|
|
|
121 |
|check shouldBeInf|
|
|
|
122 |
|
|
|
123 |
check :=
|
|
|
124 |
[:v1 :v2 |
|
|
|
125 |
|
|
|
126 |
shouldBeInf := v1 uncheckedDivide: v2.
|
|
|
127 |
|
|
|
128 |
self assert:( shouldBeInf isMemberOf:v1 class ).
|
|
|
129 |
self assert:( shouldBeInf isNaN not ).
|
|
|
130 |
self assert:( shouldBeInf isFinite not ).
|
|
|
131 |
self assert:( shouldBeInf isInfinite ).
|
|
|
132 |
self assert:( shouldBeInf positive ).
|
|
|
133 |
self assert:( shouldBeInf negative not ).
|
|
|
134 |
self assert:( shouldBeInf isNegativeInfinity not).
|
|
|
135 |
self assert:( shouldBeInf isPositiveInfinity ).
|
|
|
136 |
|
|
|
137 |
shouldBeInf := v1 negated uncheckedDivide: v2.
|
|
|
138 |
|
|
|
139 |
self assert:( shouldBeInf isMemberOf:v1 class ).
|
|
|
140 |
self assert:( shouldBeInf isNaN not ).
|
|
|
141 |
self assert:( shouldBeInf isFinite not ).
|
|
|
142 |
self assert:( shouldBeInf isInfinite ).
|
|
|
143 |
self assert:( shouldBeInf positive not).
|
|
|
144 |
self assert:( shouldBeInf negative ).
|
|
|
145 |
self assert:( shouldBeInf isNegativeInfinity ).
|
|
|
146 |
self assert:( shouldBeInf isPositiveInfinity not ).
|
|
|
147 |
].
|
|
|
148 |
|
|
|
149 |
check value: 1.0 value: 0.0.
|
|
|
150 |
check value: 1.0 asShortFloat value: 0.0 asShortFloat.
|
|
|
151 |
check value: 1.0 asLongFloat value: 0.0 asLongFloat.
|
|
|
152 |
|
|
|
153 |
"/ these are not guaranteed to work with uncheckedDivide...
|
|
|
154 |
"/ check value: 1.0 value: 0.0 asShortFloat.
|
|
|
155 |
"/ check value: 1.0 value: 0.0 asLongFloat.
|
|
|
156 |
"/
|
|
|
157 |
"/ check value: 1.0 asShortFloat value: 0.0.
|
|
|
158 |
"/ check value: 1.0 asShortFloat value: 0.0 asLongFloat.
|
|
|
159 |
"/
|
|
|
160 |
"/ check value: 1.0 asLongFloat value: 0.0 asShortFloat.
|
|
|
161 |
"/ check value: 1.0 asLongFloat value: 0.0.
|
|
|
162 |
|
|
|
163 |
"
|
|
|
164 |
self basicNew test02_Inf
|
|
|
165 |
"
|
|
|
166 |
!
|
|
|
167 |
|
|
|
168 |
test03_Conversion
|
|
|
169 |
self assert:( 1.0 asTrueFraction == 1 ).
|
|
|
170 |
self assert:( 2.0 asTrueFraction == 2 ).
|
|
|
171 |
self assert:( 4.0 asTrueFraction == 4 ).
|
|
|
172 |
self assert:( 8.0 asTrueFraction == 8 ).
|
|
|
173 |
self assert:( 16.0 asTrueFraction == 16 ).
|
|
|
174 |
self assert:( 1048576.0 asTrueFraction == 1048576 ).
|
|
|
175 |
self assert:( 0.5 asTrueFraction = (1/2) ).
|
|
|
176 |
self assert:( 0.25 asTrueFraction = (1/4) ).
|
|
|
177 |
self assert:( 0.125 asTrueFraction = (1/8) ).
|
|
|
178 |
|
|
|
179 |
self assert:( 1.0 asShortFloat asTrueFraction == 1 ).
|
|
|
180 |
self assert:( 2.0 asShortFloat asTrueFraction == 2 ).
|
|
|
181 |
self assert:( 4.0 asShortFloat asTrueFraction == 4 ).
|
|
|
182 |
self assert:( 8.0 asShortFloat asTrueFraction == 8 ).
|
|
|
183 |
self assert:( 16.0 asShortFloat asTrueFraction == 16 ).
|
|
|
184 |
self assert:( 1048576.0 asShortFloat asTrueFraction == 1048576 ).
|
|
|
185 |
self assert:( 0.5 asShortFloat asTrueFraction = (1/2) ).
|
|
|
186 |
self assert:( 0.25 asShortFloat asTrueFraction = (1/4) ).
|
|
|
187 |
self assert:( 0.125 asShortFloat asTrueFraction = (1/8) ).
|
|
|
188 |
|
|
|
189 |
self assert:( 1.0 asLongFloat asTrueFraction == 1 ).
|
|
|
190 |
self assert:( 2.0 asLongFloat asTrueFraction == 2 ).
|
|
|
191 |
self assert:( 4.0 asLongFloat asTrueFraction == 4 ).
|
|
|
192 |
self assert:( 8.0 asLongFloat asTrueFraction == 8 ).
|
|
|
193 |
self assert:( 16.0 asLongFloat asTrueFraction == 16 ).
|
|
|
194 |
self assert:( 1048576.0 asLongFloat asTrueFraction == 1048576 ).
|
|
|
195 |
self assert:( 0.5 asLongFloat asTrueFraction = (1/2) ).
|
|
|
196 |
self assert:( 0.25 asLongFloat asTrueFraction = (1/4) ).
|
|
|
197 |
self assert:( 0.125 asLongFloat asTrueFraction = (1/8) ).
|
|
|
198 |
|
|
|
199 |
"
|
|
|
200 |
self basicNew test03_Conversion
|
|
|
201 |
"
|
|
|
202 |
!
|
|
|
203 |
|
|
|
204 |
test04_Arithmetic
|
|
|
205 |
self assert:( 1.0 + 1.0 ) class == Float.
|
|
|
206 |
self assert:( 1.0 + 1.0 asShortFloat) class == Float.
|
|
|
207 |
self assert:( 1.0 + 1.0 asLongFloat) class == LongFloat.
|
|
|
208 |
self assert:( 1.0 + 1) class == Float.
|
|
|
209 |
|
|
|
210 |
self assert:( 1.0 asShortFloat + 1.0 ) class == Float.
|
|
|
211 |
self assert:( 1.0 asShortFloat + 1.0 asShortFloat) class == ShortFloat.
|
|
|
212 |
self assert:( 1.0 asShortFloat + 1.0 asLongFloat) class == LongFloat.
|
|
|
213 |
self assert:( 1.0 asShortFloat + 1) class == ShortFloat.
|
|
|
214 |
|
|
|
215 |
self assert:( 1.0 asLongFloat + 1.0 ) class == LongFloat.
|
|
|
216 |
self assert:( 1.0 asLongFloat + 1.0 asShortFloat ) class == LongFloat.
|
|
|
217 |
self assert:( 1.0 asLongFloat + 1.0 asFloat ) class == LongFloat.
|
|
|
218 |
self assert:( 1.0 asLongFloat + 1 ) class == LongFloat.
|
|
|
219 |
|
|
|
220 |
|
|
|
221 |
self assert:( 1.0 - 1.0 ) class == Float.
|
|
|
222 |
self assert:( 1.0 - 1.0 asShortFloat) class == Float.
|
|
|
223 |
self assert:( 1.0 - 1.0 asLongFloat) class == LongFloat.
|
|
|
224 |
self assert:( 1.0 - 1) class == Float.
|
|
|
225 |
|
|
|
226 |
self assert:( 1.0 asShortFloat - 1.0 ) class == Float.
|
|
|
227 |
self assert:( 1.0 asShortFloat - 1.0 asShortFloat) class == ShortFloat.
|
|
|
228 |
self assert:( 1.0 asShortFloat - 1.0 asLongFloat) class == LongFloat.
|
|
|
229 |
self assert:( 1.0 asShortFloat - 1) class == ShortFloat.
|
|
|
230 |
|
|
|
231 |
self assert:( 1.0 asLongFloat - 1.0 ) class == LongFloat.
|
|
|
232 |
self assert:( 1.0 asLongFloat - 1.0 asShortFloat ) class == LongFloat.
|
|
|
233 |
self assert:( 1.0 asLongFloat - 1.0 asFloat ) class == LongFloat.
|
|
|
234 |
self assert:( 1.0 asLongFloat - 1 ) class == LongFloat.
|
|
|
235 |
|
|
|
236 |
|
|
|
237 |
self assert:( 1.0 * 1.0 ) class == Float.
|
|
|
238 |
self assert:( 1.0 * 1.0 asShortFloat) class == Float.
|
|
|
239 |
self assert:( 1.0 * 1.0 asLongFloat) class == LongFloat.
|
|
|
240 |
self assert:( 1.0 * 1) class == Float.
|
|
|
241 |
|
|
|
242 |
self assert:( 1.0 asShortFloat * 1.0 ) class == Float.
|
|
|
243 |
self assert:( 1.0 asShortFloat * 1.0 asShortFloat) class == ShortFloat.
|
|
|
244 |
self assert:( 1.0 asShortFloat * 1.0 asLongFloat) class == LongFloat.
|
|
|
245 |
self assert:( 1.0 asShortFloat * 1) class == ShortFloat.
|
|
|
246 |
|
|
|
247 |
self assert:( 1.0 asLongFloat * 1.0 ) class == LongFloat.
|
|
|
248 |
self assert:( 1.0 asLongFloat * 1.0 asShortFloat ) class == LongFloat.
|
|
|
249 |
self assert:( 1.0 asLongFloat * 1.0 asFloat ) class == LongFloat.
|
|
|
250 |
self assert:( 1.0 asLongFloat * 1 ) class == LongFloat.
|
|
|
251 |
|
|
|
252 |
|
|
|
253 |
self assert:( 1.0 / 1.0 ) class == Float.
|
|
|
254 |
self assert:( 1.0 / 1.0 asShortFloat) class == Float.
|
|
|
255 |
self assert:( 1.0 / 1.0 asLongFloat) class == LongFloat.
|
|
|
256 |
self assert:( 1.0 / 1) class == Float.
|
|
|
257 |
|
|
|
258 |
self assert:( 1.0 asShortFloat / 1.0 ) class == Float.
|
|
|
259 |
self assert:( 1.0 asShortFloat / 1.0 asShortFloat) class == ShortFloat.
|
|
|
260 |
self assert:( 1.0 asShortFloat / 1.0 asLongFloat) class == LongFloat.
|
|
|
261 |
self assert:( 1.0 asShortFloat / 1) class == ShortFloat.
|
|
|
262 |
|
|
|
263 |
self assert:( 1.0 asLongFloat / 1.0 ) class == LongFloat.
|
|
|
264 |
self assert:( 1.0 asLongFloat / 1.0 asShortFloat ) class == LongFloat.
|
|
|
265 |
self assert:( 1.0 asLongFloat / 1.0 asFloat ) class == LongFloat.
|
|
|
266 |
self assert:( 1.0 asLongFloat / 1 ) class == LongFloat.
|
|
|
267 |
|
|
|
268 |
"
|
|
|
269 |
self basicNew test04_Arithmetic
|
|
|
270 |
"
|
|
|
271 |
!
|
|
|
272 |
|
|
|
273 |
test05_Comparing
|
|
|
274 |
self assert:( 2.0 = 2 ).
|
|
|
275 |
self assert:( 2.0 = 2.0 asShortFloat ).
|
|
|
276 |
self assert:( 2.0 = 2.0 asLongFloat ).
|
|
|
277 |
|
|
|
278 |
self assert:( 2.0 asShortFloat = 2 ).
|
|
|
279 |
self assert:( 2.0 asShortFloat = 2.0 asShortFloat ).
|
|
|
280 |
self assert:( 2.0 asShortFloat = 2.0 asLongFloat ).
|
|
|
281 |
|
|
|
282 |
self assert:( 2.0 asLongFloat = 2 ).
|
|
|
283 |
self assert:( 2.0 asLongFloat = 2.0 asShortFloat ).
|
|
|
284 |
self assert:( 2.0 asLongFloat = 2.0 asLongFloat ).
|
|
|
285 |
|
|
|
286 |
self assert:( 2 asLongFloat = 2 ).
|
|
|
287 |
self assert:( 2 asLongFloat = 2.0 asShortFloat ).
|
|
|
288 |
self assert:( 2 asLongFloat = 2.0 asLongFloat ).
|
|
|
289 |
|
|
|
290 |
"
|
|
|
291 |
self basicNew test05_Comparing
|
|
|
292 |
"
|
|
|
293 |
!
|
|
|
294 |
|
|
|
295 |
test06_MiscMath
|
|
|
296 |
#(
|
|
|
297 |
sqrt
|
|
|
298 |
exp
|
|
|
299 |
ln
|
|
197
|
300 |
log10
|
|
192
|
301 |
sin
|
|
|
302 |
cos
|
|
|
303 |
tan
|
|
|
304 |
arcSin
|
|
|
305 |
arcCos
|
|
|
306 |
arcTan
|
|
197
|
307 |
sinh
|
|
|
308 |
cosh
|
|
|
309 |
tanh
|
|
|
310 |
arcSinh
|
|
|
311 |
arcCosh
|
|
|
312 |
arcTanh
|
|
192
|
313 |
) do:[:op |
|
|
|
314 |
self assert:( 0.5 perform:op ) class == Float.
|
|
|
315 |
self assert:( 0.5 asShortFloat perform:op ) class == Float.
|
|
|
316 |
self assert:( 0.5 asLongFloat perform:op ) class == LongFloat.
|
|
195
|
317 |
|
|
192
|
318 |
self assert:( (0.5 perform:op) - (0.5 asShortFloat perform:op) ) < 0.000001.
|
|
|
319 |
self assert:( (0.5 perform:op) - (0.5 asLongFloat perform:op) ) < 0.000001.
|
|
|
320 |
self assert:( (0.5 perform:op) - (0.5 perform:op) asShortFloat ) < 0.000001.
|
|
|
321 |
self assert:( (0.5 perform:op) - (0.5 perform:op) asLongFloat ) < 0.000001.
|
|
|
322 |
]
|
|
|
323 |
|
|
|
324 |
"
|
|
|
325 |
self basicNew test06_MiscMath
|
|
|
326 |
"
|
|
|
327 |
!
|
|
|
328 |
|
|
|
329 |
test07_Truncation
|
|
|
330 |
|check|
|
|
|
331 |
|
|
|
332 |
check := [:num |
|
|
|
333 |
self assert:( num fractionPart + num truncated ) = num.
|
|
|
334 |
self assert:( num fractionPart + num truncated ) class == num class.
|
|
|
335 |
].
|
|
|
336 |
|
|
|
337 |
check value:1.6.
|
|
|
338 |
check value:-1.6.
|
|
|
339 |
|
|
|
340 |
check value:1.6 asShortFloat.
|
|
|
341 |
check value:-1.6 asShortFloat.
|
|
|
342 |
|
|
|
343 |
check value:1.6 asLongFloat.
|
|
|
344 |
check value:-1.6 asLongFloat.
|
|
|
345 |
|
|
|
346 |
|
|
|
347 |
self assert:( 1.6 ceiling ) = 2.
|
|
|
348 |
self assert:( 1.6 asShortFloat ceiling ) = 2.
|
|
|
349 |
self assert:( 1.6 asLongFloat ceiling ) = 2.
|
|
|
350 |
|
|
|
351 |
self assert:( 1.6 ceilingAsFloat ) = 2.0.
|
|
|
352 |
self assert:( 1.6 ceilingAsFloat ) class == Float.
|
|
|
353 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) = 2.0 asShortFloat.
|
|
|
354 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) class == ShortFloat.
|
|
|
355 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) = 2.0 asLongFloat.
|
|
|
356 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) class == LongFloat.
|
|
|
357 |
|
|
|
358 |
|
|
|
359 |
self assert:( 1.6 floor ) = 1.
|
|
|
360 |
self assert:( 1.6 asShortFloat floor ) = 1.
|
|
|
361 |
self assert:( 1.6 asLongFloat floor ) = 1.
|
|
|
362 |
|
|
|
363 |
self assert:( 1.6 floorAsFloat ) = 1.0.
|
|
|
364 |
self assert:( 1.6 floorAsFloat ) class == Float.
|
|
|
365 |
self assert:( 1.6 asShortFloat floorAsFloat ) = 1.0 asShortFloat.
|
|
|
366 |
self assert:( 1.6 asShortFloat floorAsFloat ) class == ShortFloat.
|
|
|
367 |
self assert:( 1.6 asLongFloat floorAsFloat ) = 1.0 asLongFloat.
|
|
|
368 |
self assert:( 1.6 asLongFloat floorAsFloat ) class == LongFloat.
|
|
|
369 |
|
|
|
370 |
|
|
|
371 |
self assert:( 0.4 rounded ) class == SmallInteger.
|
|
|
372 |
self assert:( 0.4 rounded = 0 ).
|
|
|
373 |
self assert:( 0.5 rounded = 1 ).
|
|
|
374 |
self assert:( 0.6 rounded = 1 ).
|
|
|
375 |
self assert:( -0.4 rounded = 0 ).
|
|
|
376 |
self assert:( -0.5 rounded = -1 ).
|
|
|
377 |
self assert:( -0.6 rounded = -1 ).
|
|
|
378 |
|
|
|
379 |
self assert:( 0.4 roundedAsFloat ) class == Float.
|
|
|
380 |
self assert:( 0.4 roundedAsFloat = 0.0 ).
|
|
|
381 |
self assert:( 0.5 roundedAsFloat = 1.0 ).
|
|
|
382 |
self assert:( 0.6 roundedAsFloat = 1.0 ).
|
|
|
383 |
self assert:( -0.4 roundedAsFloat = 0 ).
|
|
|
384 |
self assert:( -0.5 roundedAsFloat = -1.0 ).
|
|
|
385 |
self assert:( -0.6 roundedAsFloat = -1.0 ).
|
|
|
386 |
|
|
|
387 |
self assert:( 0.4 asShortFloat rounded ) class == SmallInteger.
|
|
|
388 |
self assert:( 0.4 asShortFloat rounded = 0 ).
|
|
|
389 |
self assert:( 0.5 asShortFloat rounded = 1 ).
|
|
|
390 |
self assert:( 0.6 asShortFloat rounded = 1 ).
|
|
|
391 |
self assert:( -0.4 asShortFloat rounded = 0 ).
|
|
|
392 |
self assert:( -0.5 asShortFloat rounded = -1 ).
|
|
|
393 |
self assert:( -0.6 asShortFloat rounded = -1 ).
|
|
|
394 |
|
|
|
395 |
self assert:( 0.4 asShortFloat roundedAsFloat ) class == ShortFloat.
|
|
|
396 |
self assert:( 0.4 asShortFloat roundedAsFloat = 0.0 ).
|
|
|
397 |
self assert:( 0.5 asShortFloat roundedAsFloat = 1.0 ).
|
|
|
398 |
self assert:( 0.6 asShortFloat roundedAsFloat = 1.0 ).
|
|
|
399 |
self assert:( -0.4 asShortFloat roundedAsFloat = 0 ).
|
|
|
400 |
self assert:( -0.5 asShortFloat roundedAsFloat = -1.0 ).
|
|
|
401 |
self assert:( -0.6 asShortFloat roundedAsFloat = -1.0 ).
|
|
|
402 |
|
|
|
403 |
self assert:( 0.4 asLongFloat rounded ) class == SmallInteger.
|
|
|
404 |
self assert:( 0.4 asLongFloat rounded = 0 ).
|
|
|
405 |
self assert:( 0.5 asLongFloat rounded = 1 ).
|
|
|
406 |
self assert:( 0.6 asLongFloat rounded = 1 ).
|
|
|
407 |
self assert:( -0.4 asLongFloat rounded = 0 ).
|
|
|
408 |
self assert:( -0.5 asLongFloat rounded = -1 ).
|
|
|
409 |
self assert:( -0.6 asLongFloat rounded = -1 ).
|
|
|
410 |
|
|
|
411 |
self assert:( 0.4 asLongFloat roundedAsFloat ) class == LongFloat.
|
|
|
412 |
self assert:( 0.4 asLongFloat roundedAsFloat = 0.0 ).
|
|
|
413 |
self assert:( 0.5 asLongFloat roundedAsFloat = 1.0 ).
|
|
|
414 |
self assert:( 0.6 asLongFloat roundedAsFloat = 1.0 ).
|
|
|
415 |
self assert:( -0.4 asLongFloat roundedAsFloat = 0 ).
|
|
|
416 |
self assert:( -0.5 asLongFloat roundedAsFloat = -1.0 ).
|
|
|
417 |
self assert:( -0.6 asLongFloat roundedAsFloat = -1.0 ).
|
|
|
418 |
|
|
|
419 |
self assert:( 0.4 truncated ) class == SmallInteger.
|
|
|
420 |
self assert:( 0.4 truncated = 0 ).
|
|
|
421 |
self assert:( 0.5 truncated = 0 ).
|
|
|
422 |
self assert:( 0.6 truncated = 0 ).
|
|
|
423 |
self assert:( -0.4 truncated = 0 ).
|
|
|
424 |
self assert:( -0.5 truncated = 0 ).
|
|
|
425 |
self assert:( -0.6 truncated = 0 ).
|
|
|
426 |
|
|
|
427 |
self assert:( 0.4 truncatedAsFloat ) class == Float.
|
|
|
428 |
self assert:( 0.4 truncatedAsFloat = 0.0 ).
|
|
|
429 |
self assert:( 0.5 truncatedAsFloat = 0.0 ).
|
|
|
430 |
self assert:( 0.6 truncatedAsFloat = 0.0 ).
|
|
|
431 |
self assert:( -0.4 truncatedAsFloat = 0 ).
|
|
|
432 |
self assert:( -0.5 truncatedAsFloat = 0.0 ).
|
|
|
433 |
self assert:( -0.6 truncatedAsFloat = 0.0 ).
|
|
|
434 |
|
|
|
435 |
self assert:( 0.4 asShortFloat truncated ) class == SmallInteger.
|
|
|
436 |
self assert:( 0.4 asShortFloat truncated = 0 ).
|
|
|
437 |
self assert:( 0.5 asShortFloat truncated = 0 ).
|
|
|
438 |
self assert:( 0.6 asShortFloat truncated = 0 ).
|
|
|
439 |
self assert:( -0.4 asShortFloat truncated = 0 ).
|
|
|
440 |
self assert:( -0.5 asShortFloat truncated = 0 ).
|
|
|
441 |
self assert:( -0.6 asShortFloat truncated = 0 ).
|
|
|
442 |
|
|
|
443 |
self assert:( 0.4 asShortFloat truncatedAsFloat ) class == ShortFloat.
|
|
|
444 |
self assert:( 0.4 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
445 |
self assert:( 0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
446 |
self assert:( 0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
447 |
self assert:( -0.4 asShortFloat truncatedAsFloat = 0 ).
|
|
|
448 |
self assert:( -0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
449 |
self assert:( -0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
450 |
|
|
|
451 |
self assert:( 0.4 asLongFloat truncated ) class == SmallInteger.
|
|
|
452 |
self assert:( 0.4 asLongFloat truncated = 0 ).
|
|
|
453 |
self assert:( 0.5 asLongFloat truncated = 0 ).
|
|
|
454 |
self assert:( 0.6 asLongFloat truncated = 0 ).
|
|
|
455 |
self assert:( -0.4 asLongFloat truncated = 0 ).
|
|
|
456 |
self assert:( -0.5 asLongFloat truncated = 0 ).
|
|
|
457 |
self assert:( -0.6 asLongFloat truncated = 0 ).
|
|
|
458 |
|
|
|
459 |
self assert:( 0.4 asLongFloat truncatedAsFloat ) class == LongFloat.
|
|
|
460 |
self assert:( 0.4 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
461 |
self assert:( 0.5 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
462 |
self assert:( 0.6 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
463 |
self assert:( -0.4 asLongFloat truncatedAsFloat = 0 ).
|
|
|
464 |
self assert:( -0.5 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
465 |
self assert:( -0.6 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
466 |
|
|
|
467 |
"
|
|
|
468 |
self basicNew test07_Truncation
|
|
|
469 |
"
|
|
197
|
470 |
!
|
|
|
471 |
|
|
|
472 |
test08_Representation
|
|
|
473 |
self assert:( 0.0 exponent = 0 ).
|
|
|
474 |
self assert:( 1.0 exponent = 1 ).
|
|
|
475 |
self assert:( 2.0 exponent = 2 ).
|
|
|
476 |
self assert:( 3.0 exponent = 2 ).
|
|
|
477 |
self assert:( 4.0 exponent = 3 ).
|
|
|
478 |
self assert:( 0.5 exponent = 0 ).
|
|
|
479 |
self assert:( 0.4 exponent = -1 ).
|
|
|
480 |
self assert:( 0.25 exponent = -1 ).
|
|
|
481 |
self assert:( 0.125 exponent = -2 ).
|
|
|
482 |
self assert:( 0.00000011111 exponent = -23 ).
|
|
|
483 |
|
|
|
484 |
self assert:( 0.0 asShortFloat exponent = 0 ).
|
|
|
485 |
self assert:( 1.0 asShortFloat exponent = 1 ).
|
|
|
486 |
self assert:( 2.0 asShortFloat exponent = 2 ).
|
|
|
487 |
self assert:( 3.0 asShortFloat exponent = 2 ).
|
|
|
488 |
self assert:( 4.0 asShortFloat exponent = 3 ).
|
|
|
489 |
self assert:( 0.5 asShortFloat exponent = 0 ).
|
|
|
490 |
self assert:( 0.4 asShortFloat exponent = -1 ).
|
|
|
491 |
self assert:( 0.25 asShortFloat exponent = -1 ).
|
|
|
492 |
self assert:( 0.125 asShortFloat exponent = -2 ).
|
|
|
493 |
self assert:( 0.00000011111 asShortFloat exponent = -23 ).
|
|
|
494 |
|
|
|
495 |
self assert:( 0.0 asLongFloat exponent = 0 ).
|
|
|
496 |
self assert:( 1.0 asLongFloat exponent = 1 ).
|
|
|
497 |
self assert:( 2.0 asLongFloat exponent = 2 ).
|
|
|
498 |
self assert:( 3.0 asLongFloat exponent = 2 ).
|
|
|
499 |
self assert:( 4.0 asLongFloat exponent = 3 ).
|
|
|
500 |
self assert:( 0.5 asLongFloat exponent = 0 ).
|
|
|
501 |
self assert:( 0.4 asLongFloat exponent = -1 ).
|
|
|
502 |
self assert:( 0.25 asLongFloat exponent = -1 ).
|
|
|
503 |
self assert:( 0.125 asLongFloat exponent = -2 ).
|
|
|
504 |
self assert:( 0.00000011111 asLongFloat exponent = -23 ).
|
|
|
505 |
|
|
|
506 |
"
|
|
|
507 |
self basicNew test08_Representation
|
|
|
508 |
"
|
|
192
|
509 |
! !
|
|
|
510 |
|
|
|
511 |
!FloatTest class methodsFor:'documentation'!
|
|
|
512 |
|
|
|
513 |
version
|
|
|
514 |
^ '$Header$'
|
|
|
515 |
! !
|