author | Claus Gittinger <cg@exept.de> |
Wed, 01 May 2019 22:49:30 +0200 | |
changeset 2220 | 7cfba4b4d279 |
parent 1970 | 4a060a60ea4e |
child 2228 | 3da335b434aa |
permissions | -rw-r--r-- |
1819 | 1 |
"{ Encoding: utf8 }" |
2 |
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1447 | 3 |
"{ Package: 'stx:goodies/regression' }" |
192 | 4 |
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"{ NameSpace: RegressionTests }" |
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TestCase subclass:#FloatTest |
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instanceVariableNames:'' |
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classVariableNames:'' |
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poolDictionaries:'' |
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1067 | 11 |
category:'tests-Regression-Numbers' |
192 | 12 |
! |
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1969 | 15 |
!FloatTest class methodsFor:'helpers'! |
194 | 16 |
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actualPrecisionOf:aFloatClass |
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"get the actual number of valid bits in the mantissa. |
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This does a real test (i.e. does not believe the compiled-in ifdefs)" |
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1969 | 21 |
|one x count| |
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194 | 23 |
one := aFloatClass unity. "/ 1.0 in this class |
1447 | 24 |
x := one. |
194 | 25 |
count := 0. |
1447 | 26 |
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662 | 27 |
[one + x > one] whileTrue:[ |
1969 | 28 |
x := x / 2. |
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count := count + 1. |
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194 | 30 |
]. |
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^ count |
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" |
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1969 | 34 |
self actualPrecisionOf:ShortFloat |
35 |
self actualPrecisionOf:Float |
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self actualPrecisionOf:LongFloat |
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194 | 37 |
" |
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! ! |
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||
192 | 40 |
!FloatTest methodsFor:'tests'! |
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194 | 42 |
test00_Precision |
43 |
"computed precision vs. assumed precision." |
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665 | 45 |
|a b| |
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1969 | 47 |
self assert:( (a := Float precision) = (b := self class actualPrecisionOf:Float)) |
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description:('Float precision: %1 ~~ actual: %2' bindWith:a with:b). |
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self assert:( (a := ShortFloat precision) = (b := self class actualPrecisionOf:ShortFloat)) |
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description:('ShortFloat precision: %1 ~~ actual: %2' bindWith:a with:b). |
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self assert:( (a := LongFloat precision) = (b := self class actualPrecisionOf:LongFloat)) |
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description:('LongFloat precision: %1 ~~ actual: %2' bindWith:a with:b). |
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194 | 53 |
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" |
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self basicNew test00_Precision |
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" |
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665 | 57 |
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"Modified: / 03-05-2012 / 18:47:21 / cg" |
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194 | 59 |
! |
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||
192 | 61 |
test01_Nan |
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"NaN in all avaliable formats." |
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||
199 | 64 |
|shouldBeFloatNaN shouldBeLongFloatNaN shouldBeShortFloatNaN| |
192 | 65 |
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199 | 66 |
shouldBeFloatNaN := 0.0 uncheckedDivide: 0.0. |
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self assert:( shouldBeFloatNaN isMemberOf:Float ). |
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self assert:( shouldBeFloatNaN isNaN ). |
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self assert:( shouldBeFloatNaN isFinite not ). |
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192 | 70 |
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199 | 71 |
shouldBeShortFloatNaN := 0.0 asShortFloat uncheckedDivide: 0.0 asShortFloat. |
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self assert:( shouldBeShortFloatNaN isMemberOf:ShortFloat ). |
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self assert:( shouldBeShortFloatNaN isNaN ). |
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self assert:( shouldBeShortFloatNaN isFinite not ). |
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192 | 75 |
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199 | 76 |
shouldBeLongFloatNaN := 0.0 asLongFloat uncheckedDivide: 0.0 asLongFloat. |
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self assert:( shouldBeLongFloatNaN isMemberOf:LongFloat ). |
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self assert:( shouldBeLongFloatNaN isNaN ). |
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self assert:( shouldBeLongFloatNaN isFinite not ). |
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192 | 80 |
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199 | 81 |
shouldBeFloatNaN := 0.0 uncheckedDivide: 0.0. |
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self assert:( shouldBeFloatNaN asShortFloat isNaN ). |
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self assert:( shouldBeFloatNaN asLongFloat isNaN ). |
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192 | 84 |
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199 | 85 |
shouldBeShortFloatNaN := 0.0 asShortFloat uncheckedDivide: 0.0. |
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self assert:( shouldBeShortFloatNaN asFloat isNaN ). |
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self assert:( shouldBeShortFloatNaN asLongFloat isNaN ). |
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192 | 88 |
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shouldBeLongFloatNaN := 0.0 asLongFloat uncheckedDivide: 0.0. |
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self assert:( shouldBeLongFloatNaN asShortFloat isNaN ). |
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self assert:( shouldBeLongFloatNaN asLongFloat isNaN ). |
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93 |
shouldBeFloatNaN := 0.0 uncheckedDivide: 0.0. |
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self should:[ shouldBeFloatNaN asInteger ] raise:DomainError. |
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192 | 95 |
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199 | 96 |
"/ mhmh - the following are not true (they silently return NaNs). |
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"/ self should:[ shouldBeFloatNaN + 1 ] raise:DomainError. |
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"/ self should:[ shouldBeFloatNaN + 1.0 ] raise:DomainError. |
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"/ self should:[ shouldBeFloatNaN + 1.0 asShortFloat ] raise:DomainError. |
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"/ self should:[ shouldBeFloatNaN + 1.0 asLongFloat ] raise:DomainError. |
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192 | 101 |
"/ |
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"/ self should:[ shouldBeFloatNaN - 1 ] raise:DomainError. |
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"/ self should:[ shouldBeFloatNaN - 1.0 ] raise:DomainError. |
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"/ self should:[ shouldBeFloatNaN - 1.0 asShortFloat ] raise:DomainError. |
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"/ self should:[ shouldBeFloatNaN - 1.0 asLongFloat ] raise:DomainError. |
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192 | 106 |
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"/ but these are: |
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199 | 108 |
self assert:( shouldBeFloatNaN + 1 ) isNaN. |
109 |
self assert:( shouldBeFloatNaN + 1.0 ) isNaN. |
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self assert:( shouldBeFloatNaN + 1.0 asShortFloat ) isNaN. |
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self assert:( shouldBeFloatNaN + 1.0 asLongFloat ) isNaN. |
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113 |
self assert:( shouldBeFloatNaN - 1 ) isNaN. |
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self assert:( shouldBeFloatNaN - 1.0 ) isNaN. |
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self assert:( shouldBeFloatNaN - 1.0 asShortFloat ) isNaN. |
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self assert:( shouldBeFloatNaN - 1.0 asLongFloat ) isNaN. |
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118 |
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119 |
shouldBeShortFloatNaN := 0.0 asShortFloat uncheckedDivide: 0.0. |
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self should:[ shouldBeShortFloatNaN asInteger ] raise:DomainError. |
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192 | 121 |
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199 | 122 |
self assert:( shouldBeShortFloatNaN + 1 ) isNaN. |
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self assert:( shouldBeShortFloatNaN + 1.0 ) isNaN. |
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self assert:( shouldBeShortFloatNaN + 1.0 asShortFloat ) isNaN. |
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self assert:( shouldBeShortFloatNaN + 1.0 asLongFloat ) isNaN. |
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127 |
self assert:( shouldBeShortFloatNaN - 1 ) isNaN. |
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self assert:( shouldBeShortFloatNaN - 1.0 ) isNaN. |
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129 |
self assert:( shouldBeShortFloatNaN - 1.0 asShortFloat ) isNaN. |
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130 |
self assert:( shouldBeShortFloatNaN - 1.0 asLongFloat ) isNaN. |
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131 |
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132 |
shouldBeLongFloatNaN := 0.0 asLongFloat uncheckedDivide: 0.0. |
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self should:[ shouldBeLongFloatNaN asInteger ] raise:DomainError. |
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134 |
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135 |
self assert:( shouldBeLongFloatNaN + 1 ) isNaN. |
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self assert:( shouldBeLongFloatNaN + 1.0 ) isNaN. |
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self assert:( shouldBeLongFloatNaN + 1.0 asShortFloat ) isNaN. |
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self assert:( shouldBeLongFloatNaN + 1.0 asLongFloat ) isNaN. |
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self assert:( shouldBeLongFloatNaN - 1 ) isNaN. |
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self assert:( shouldBeLongFloatNaN - 1.0 ) isNaN. |
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self assert:( shouldBeLongFloatNaN - 1.0 asShortFloat ) isNaN. |
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self assert:( shouldBeLongFloatNaN - 1.0 asLongFloat ) isNaN. |
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192 | 144 |
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1621 | 145 |
shouldBeFloatNaN := Float NaN. |
146 |
self assert:( shouldBeFloatNaN isMemberOf:Float ). |
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self assert:( shouldBeFloatNaN isNaN ). |
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self assert:( shouldBeFloatNaN isFinite not ). |
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149 |
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150 |
shouldBeShortFloatNaN := ShortFloat NaN. |
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151 |
self assert:( shouldBeShortFloatNaN isMemberOf:ShortFloat ). |
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self assert:( shouldBeShortFloatNaN isNaN ). |
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self assert:( shouldBeShortFloatNaN isFinite not ). |
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shouldBeLongFloatNaN := LongFloat NaN. |
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self assert:( shouldBeLongFloatNaN isMemberOf:LongFloat ). |
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self assert:( shouldBeLongFloatNaN isNaN ). |
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self assert:( shouldBeLongFloatNaN isFinite not ). |
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159 |
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192 | 160 |
" |
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self basicNew test01_Nan |
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" |
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1621 | 163 |
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"Modified: / 20-06-2017 / 14:00:08 / cg" |
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192 | 165 |
! |
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test02_Inf |
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"Infinity in all avaliable formats." |
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203 | 170 |
|check posInf negInf| |
192 | 171 |
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1447 | 172 |
check := |
1621 | 173 |
[:v1 :v2 | |
192 | 174 |
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1621 | 175 |
posInf := v1 uncheckedDivide: v2. |
192 | 176 |
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1621 | 177 |
self assert:( posInf isMemberOf:v1 class ). |
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self assert:( posInf isNaN not ). |
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self assert:( posInf isFinite not ). |
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self assert:( posInf isInfinite ). |
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self assert:( posInf positive ). |
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self assert:( posInf negative not ). |
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self assert:( posInf isNegativeInfinity not). |
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self assert:( posInf isPositiveInfinity ). |
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203 | 185 |
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1621 | 186 |
negInf := v1 negated uncheckedDivide: v2. |
192 | 187 |
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1621 | 188 |
self assert:( negInf isMemberOf:v1 class ). |
189 |
self assert:( negInf isNaN not ). |
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self assert:( negInf isFinite not ). |
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191 |
self assert:( negInf isInfinite ). |
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self assert:( negInf positive not). |
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193 |
self assert:( negInf negative ). |
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194 |
self assert:( negInf isNegativeInfinity ). |
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self assert:( negInf isPositiveInfinity not ). |
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192 | 196 |
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self assert:( negInf + negInf = negInf). |
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self assert:( posInf + posInf = posInf). |
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self assert:( negInf + posInf) isNaN. |
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self assert:( posInf + negInf) isNaN. |
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203 | 201 |
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self assert:( negInf - posInf = negInf). |
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self assert:( negInf - negInf) isNaN. |
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self assert:( posInf - negInf = posInf). |
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self assert:( posInf - posInf) isNaN. |
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203 | 206 |
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1621 | 207 |
self assert:( posInf + v1) = posInf. |
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self assert:( posInf - v1) = posInf. |
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self assert:( negInf + v1) = negInf. |
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self assert:( negInf - v1) = negInf. |
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]. |
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192 | 212 |
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check value: 1.0 value: 0.0. |
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check value: 1.0 asShortFloat value: 0.0 asShortFloat. |
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check value: 1.0 asLongFloat value: 0.0 asLongFloat. |
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216 |
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217 |
"/ these are not guaranteed to work with uncheckedDivide... |
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"/ check value: 1.0 value: 0.0 asShortFloat. |
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"/ check value: 1.0 value: 0.0 asLongFloat. |
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"/ |
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"/ check value: 1.0 asShortFloat value: 0.0. |
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"/ check value: 1.0 asShortFloat value: 0.0 asLongFloat. |
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"/ |
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"/ check value: 1.0 asLongFloat value: 0.0 asShortFloat. |
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"/ check value: 1.0 asLongFloat value: 0.0. |
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1621 | 227 |
{ Float . ShortFloat . LongFloat } |
228 |
do:[:cls | |
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posInf := cls infinity. |
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self assert:( posInf isInfinite ). |
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self assert:( posInf isFinite not ). |
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self assert:( posInf > 0 ). |
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self assert:( posInf >= 0 ). |
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self assert:( posInf < 0 ) not. |
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self assert:( posInf <= 0 ) not. |
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237 |
negInf := cls negativeInfinity. |
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self assert:( negInf isInfinite ). |
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self assert:( negInf isFinite not ). |
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self assert:( negInf < 0 ). |
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self assert:( negInf <= 0 ). |
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self assert:( negInf > 0 ) not. |
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self assert:( negInf >= 0 ) not. |
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]. |
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245 |
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192 | 246 |
" |
247 |
self basicNew test02_Inf |
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248 |
" |
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1621 | 249 |
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"Modified: / 20-06-2017 / 14:03:08 / cg" |
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192 | 251 |
! |
252 |
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253 |
test03_Conversion |
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self assert:( 1.0 asTrueFraction == 1 ). |
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255 |
self assert:( 2.0 asTrueFraction == 2 ). |
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256 |
self assert:( 4.0 asTrueFraction == 4 ). |
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self assert:( 8.0 asTrueFraction == 8 ). |
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self assert:( 16.0 asTrueFraction == 16 ). |
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self assert:( 1048576.0 asTrueFraction == 1048576 ). |
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260 |
self assert:( 0.5 asTrueFraction = (1/2) ). |
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self assert:( 0.25 asTrueFraction = (1/4) ). |
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262 |
self assert:( 0.125 asTrueFraction = (1/8) ). |
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263 |
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264 |
self assert:( 1.0 asShortFloat asTrueFraction == 1 ). |
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265 |
self assert:( 2.0 asShortFloat asTrueFraction == 2 ). |
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266 |
self assert:( 4.0 asShortFloat asTrueFraction == 4 ). |
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267 |
self assert:( 8.0 asShortFloat asTrueFraction == 8 ). |
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self assert:( 16.0 asShortFloat asTrueFraction == 16 ). |
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self assert:( 1048576.0 asShortFloat asTrueFraction == 1048576 ). |
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270 |
self assert:( 0.5 asShortFloat asTrueFraction = (1/2) ). |
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271 |
self assert:( 0.25 asShortFloat asTrueFraction = (1/4) ). |
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272 |
self assert:( 0.125 asShortFloat asTrueFraction = (1/8) ). |
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273 |
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274 |
self assert:( 1.0 asLongFloat asTrueFraction == 1 ). |
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275 |
self assert:( 2.0 asLongFloat asTrueFraction == 2 ). |
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276 |
self assert:( 4.0 asLongFloat asTrueFraction == 4 ). |
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277 |
self assert:( 8.0 asLongFloat asTrueFraction == 8 ). |
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278 |
self assert:( 16.0 asLongFloat asTrueFraction == 16 ). |
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279 |
self assert:( 1048576.0 asLongFloat asTrueFraction == 1048576 ). |
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280 |
self assert:( 0.5 asLongFloat asTrueFraction = (1/2) ). |
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281 |
self assert:( 0.25 asLongFloat asTrueFraction = (1/4) ). |
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282 |
self assert:( 0.125 asLongFloat asTrueFraction = (1/8) ). |
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283 |
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203 | 284 |
self assert: ((5/9) asFloat - 0.555555555555) abs < 0.0000000001. |
285 |
self assert: ((5/9) asLongFloat - 0.555555555555) abs < 0.0000000001. |
|
286 |
self assert: ((Fraction basicNew setNumerator:500000000000 denominator:900000000000) |
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1447 | 287 |
asLongFloat - 0.555555555555) abs < 0.000000000001. |
203 | 288 |
self assert: ((Fraction basicNew setNumerator:500000000001 denominator:900000000000) |
1447 | 289 |
asLongFloat - 0.555555555555) abs >= 0.000000000001. |
203 | 290 |
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621 | 291 |
"/ under windows, a longFloat has only 10bytes with 64 bits precision |
292 |
OperatingSystem isMSWINDOWSlike ifFalse:[ |
|
1447 | 293 |
self assert: (8901234567890123456 asLongFloat asInteger = 8901234567890123456). |
294 |
self assert: (-8901234567890123456 asLongFloat asInteger = -8901234567890123456). |
|
621 | 295 |
]. |
1447 | 296 |
self assert: (89012345678901234567 asLongFloat = 89012345678901234567). |
203 | 297 |
self assert: (-89012345678901234567 asLongFloat = -89012345678901234567). |
298 |
self assert: (89012345678901234567 negated asLongFloat = -89012345678901234567). |
|
299 |
||
300 |
self assert: ((89012345678901234567 / 123456789123456789) asLongFloat - (89012345678901234567 asLongFloat / 123456789123456789 asLongFloat) ) abs < 0.000000000001. |
|
301 |
self assert: ((-89012345678901234567 / 123456789123456789) asLongFloat - (-89012345678901234567 asLongFloat / 123456789123456789 asLongFloat)) abs < 0.000000000001. |
|
302 |
||
192 | 303 |
" |
304 |
self basicNew test03_Conversion |
|
305 |
" |
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621 | 306 |
|
307 |
"Modified: / 09-08-2011 / 21:01:57 / cg" |
|
192 | 308 |
! |
309 |
||
310 |
test04_Arithmetic |
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311 |
self assert:( 1.0 + 1.0 ) class == Float. |
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312 |
self assert:( 1.0 + 1.0 asShortFloat) class == Float. |
|
313 |
self assert:( 1.0 + 1.0 asLongFloat) class == LongFloat. |
|
314 |
self assert:( 1.0 + 1) class == Float. |
|
315 |
||
316 |
self assert:( 1.0 asShortFloat + 1.0 ) class == Float. |
|
317 |
self assert:( 1.0 asShortFloat + 1.0 asShortFloat) class == ShortFloat. |
|
318 |
self assert:( 1.0 asShortFloat + 1.0 asLongFloat) class == LongFloat. |
|
319 |
self assert:( 1.0 asShortFloat + 1) class == ShortFloat. |
|
320 |
||
321 |
self assert:( 1.0 asLongFloat + 1.0 ) class == LongFloat. |
|
322 |
self assert:( 1.0 asLongFloat + 1.0 asShortFloat ) class == LongFloat. |
|
323 |
self assert:( 1.0 asLongFloat + 1.0 asFloat ) class == LongFloat. |
|
324 |
self assert:( 1.0 asLongFloat + 1 ) class == LongFloat. |
|
325 |
||
326 |
||
327 |
self assert:( 1.0 - 1.0 ) class == Float. |
|
328 |
self assert:( 1.0 - 1.0 asShortFloat) class == Float. |
|
329 |
self assert:( 1.0 - 1.0 asLongFloat) class == LongFloat. |
|
330 |
self assert:( 1.0 - 1) class == Float. |
|
331 |
||
332 |
self assert:( 1.0 asShortFloat - 1.0 ) class == Float. |
|
333 |
self assert:( 1.0 asShortFloat - 1.0 asShortFloat) class == ShortFloat. |
|
334 |
self assert:( 1.0 asShortFloat - 1.0 asLongFloat) class == LongFloat. |
|
335 |
self assert:( 1.0 asShortFloat - 1) class == ShortFloat. |
|
336 |
||
337 |
self assert:( 1.0 asLongFloat - 1.0 ) class == LongFloat. |
|
338 |
self assert:( 1.0 asLongFloat - 1.0 asShortFloat ) class == LongFloat. |
|
339 |
self assert:( 1.0 asLongFloat - 1.0 asFloat ) class == LongFloat. |
|
340 |
self assert:( 1.0 asLongFloat - 1 ) class == LongFloat. |
|
341 |
||
342 |
||
343 |
self assert:( 1.0 * 1.0 ) class == Float. |
|
344 |
self assert:( 1.0 * 1.0 asShortFloat) class == Float. |
|
345 |
self assert:( 1.0 * 1.0 asLongFloat) class == LongFloat. |
|
346 |
self assert:( 1.0 * 1) class == Float. |
|
347 |
||
348 |
self assert:( 1.0 asShortFloat * 1.0 ) class == Float. |
|
349 |
self assert:( 1.0 asShortFloat * 1.0 asShortFloat) class == ShortFloat. |
|
350 |
self assert:( 1.0 asShortFloat * 1.0 asLongFloat) class == LongFloat. |
|
351 |
self assert:( 1.0 asShortFloat * 1) class == ShortFloat. |
|
352 |
||
353 |
self assert:( 1.0 asLongFloat * 1.0 ) class == LongFloat. |
|
354 |
self assert:( 1.0 asLongFloat * 1.0 asShortFloat ) class == LongFloat. |
|
355 |
self assert:( 1.0 asLongFloat * 1.0 asFloat ) class == LongFloat. |
|
356 |
self assert:( 1.0 asLongFloat * 1 ) class == LongFloat. |
|
357 |
||
358 |
||
359 |
self assert:( 1.0 / 1.0 ) class == Float. |
|
360 |
self assert:( 1.0 / 1.0 asShortFloat) class == Float. |
|
361 |
self assert:( 1.0 / 1.0 asLongFloat) class == LongFloat. |
|
362 |
self assert:( 1.0 / 1) class == Float. |
|
363 |
||
364 |
self assert:( 1.0 asShortFloat / 1.0 ) class == Float. |
|
365 |
self assert:( 1.0 asShortFloat / 1.0 asShortFloat) class == ShortFloat. |
|
366 |
self assert:( 1.0 asShortFloat / 1.0 asLongFloat) class == LongFloat. |
|
367 |
self assert:( 1.0 asShortFloat / 1) class == ShortFloat. |
|
368 |
||
369 |
self assert:( 1.0 asLongFloat / 1.0 ) class == LongFloat. |
|
370 |
self assert:( 1.0 asLongFloat / 1.0 asShortFloat ) class == LongFloat. |
|
371 |
self assert:( 1.0 asLongFloat / 1.0 asFloat ) class == LongFloat. |
|
372 |
self assert:( 1.0 asLongFloat / 1 ) class == LongFloat. |
|
373 |
||
1391 | 374 |
self assert:( 1.0 / 2.0 ) class == Float. |
375 |
self assert:( 1.0 / 2.0 asShortFloat) class == Float. |
|
376 |
self assert:( 1.0 / 2.0 asLongFloat) class == LongFloat. |
|
377 |
self assert:( 1.0 / 2) class == Float. |
|
378 |
||
379 |
self assert:( 1.0 asShortFloat / 2.0 ) class == Float. |
|
380 |
self assert:( 1.0 asShortFloat / 2.0 asShortFloat) class == ShortFloat. |
|
381 |
self assert:( 1.0 asShortFloat / 2.0 asLongFloat) class == LongFloat. |
|
382 |
self assert:( 1.0 asShortFloat / 2) class == ShortFloat. |
|
383 |
||
384 |
self assert:( 1.0 asLongFloat / 2.0 ) class == LongFloat. |
|
385 |
self assert:( 1.0 asLongFloat / 2.0 asShortFloat ) class == LongFloat. |
|
386 |
self assert:( 1.0 asLongFloat / 2.0 asFloat ) class == LongFloat. |
|
387 |
self assert:( 1.0 asLongFloat / 2 ) class == LongFloat. |
|
388 |
||
755
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
389 |
self assert:( 5.0 rem: 2.0 ) class == Float. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
390 |
self assert:( 5.0 rem: 2.0 asShortFloat) class == Float. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
391 |
self assert:( 5.0 rem: 2.0 asLongFloat) class == LongFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
392 |
self assert:( 5.0 rem: 2) class == Float. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
393 |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
394 |
self assert:( 5.0 asShortFloat rem: 2.0 ) class == Float. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
395 |
self assert:( 5.0 asShortFloat rem: 2.0 asShortFloat) class == ShortFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
396 |
self assert:( 5.0 asShortFloat rem: 2.0 asLongFloat) class == LongFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
397 |
self assert:( 5.0 asShortFloat rem: 2) class == ShortFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
398 |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
399 |
self assert:( 5.0 asLongFloat rem: 2.0 ) class == LongFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
400 |
self assert:( 5.0 asLongFloat rem: 2.0 asShortFloat ) class == LongFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
401 |
self assert:( 5.0 asLongFloat rem: 2.0 asFloat ) class == LongFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
402 |
self assert:( 5.0 asLongFloat rem: 2 ) class == LongFloat. |
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
403 |
|
192 | 404 |
" |
405 |
self basicNew test04_Arithmetic |
|
406 |
" |
|
407 |
! |
|
408 |
||
409 |
test05_Comparing |
|
1878 | 410 |
|convArray check v1 v2 v1b| |
203 | 411 |
|
1861 | 412 |
convArray := OrderedCollection new. |
413 |
convArray addAll:#(yourself asInteger asFloat asShortFloat asLongFloat). |
|
414 |
||
415 |
(Smalltalk at:#LargeFloat) notNil ifTrue:[ |
|
416 |
convArray add:#asLongFloat. |
|
417 |
]. |
|
418 |
||
203 | 419 |
check := [:iv1 :iv2| |
1861 | 420 |
convArray do:[:conv1 | |
1819 | 421 |
v1 := (iv1 perform:conv1). |
192 | 422 |
|
1819 | 423 |
self assert:( v1 = nil ) not. |
424 |
self assert:( nil = v1 ) not. |
|
425 |
self assert:( v1 ~= nil ). |
|
426 |
self assert:( nil ~= v1 ). |
|
203 | 427 |
|
1861 | 428 |
convArray do:[:conv2 | |
1819 | 429 |
v1b := (iv1 perform:conv2). |
203 | 430 |
|
1819 | 431 |
self assert:( v1 = v1b ). |
432 |
self assert:( v1 <= v1b ). |
|
433 |
self assert:( v1 >= v1b ). |
|
192 | 434 |
|
1819 | 435 |
v2 := (iv2 perform:conv2). |
192 | 436 |
|
1819 | 437 |
self assert:( v1 < v2 ). |
438 |
self assert:( v1 <= v2 ). |
|
439 |
self assert:( v2 >= v1 ). |
|
440 |
self assert:( v2 > v1 ). |
|
441 |
] |
|
442 |
]. |
|
203 | 443 |
]. |
444 |
||
445 |
check value:2 value:3. |
|
446 |
check value:0 value:1. |
|
447 |
check value:-1 value:0. |
|
448 |
check value:-3 value:-2. |
|
449 |
check value:-3 value:3. |
|
450 |
||
451 |
check value:-30 value:1. |
|
452 |
check value:-1 value:30. |
|
192 | 453 |
|
1820 | 454 |
"/ test fails when stc code, jit code works |
1878 | 455 |
(Helper |
456 |
isStcCompiledMethod:#'test05_Comparing' |
|
457 |
in:self) ifTrue:[ |
|
458 |
"/ stc-compiled code handles not slightly differently |
|
459 |
"/ listed compares will fail |
|
460 |
'FloatTest >> test05_Comparing: test with 200000000000000000000 or similiar are skipped due would fail when stc code' infoPrintCR. |
|
461 |
] ifFalse:[ |
|
462 |
self assert:( 200000000000000000000.0 = 200000000000000000001 ). |
|
463 |
self assert:( 200000000000000000000.0 = 200000000000000000000 ). |
|
464 |
self assert:( 200000000000000000000.0 asLongFloat = 200000000000000000000 ). |
|
1820 | 465 |
|
1878 | 466 |
self assert:( 200000000000000000000 = 200000000000000000000.0). |
467 |
self assert:( 200000000000000000000 = 200000000000000000000.0 asLongFloat ). |
|
1820 | 468 |
|
1878 | 469 |
self assert:( 200000000000000000000.0 < 200000100000000000000 ). |
470 |
self assert:( 200000000000000000000.0 asLongFloat < 200000000000100000000 ). |
|
471 |
self assert:( 200000000000000000000.0 asShortFloat < 200001000000000000000 ). |
|
263 | 472 |
|
1878 | 473 |
self assert:( 200000000000000000000 < 200001000000000000000.0). |
474 |
self assert:( 200000000000000000000 < 200001000000000000000.0 asLongFloat ). |
|
475 |
self assert:( 200000000000000000000 < 200001000000000000000.0 asShortFloat ). |
|
1820 | 476 |
|
1878 | 477 |
self assert:( 200000000000000000000.0 <= 200000100000000000000 ). |
478 |
self assert:( 200000000000000000000.0 <= 200000000000000000000 ). |
|
479 |
self assert:( 200000000000000000000.0 asLongFloat <= 200000000000000000001 ). |
|
480 |
self assert:( 200000000000000000000.0 asLongFloat <= 200000000000000000000 ). |
|
1820 | 481 |
|
1878 | 482 |
self assert:( 200000000000000000000 <= 200001000000000000000.0). |
483 |
self assert:( 200000000000000000000 <= 200000000000000000000.0). |
|
484 |
self assert:( 200000000000000000000 <= 200001000000000000000.0 asLongFloat ). |
|
485 |
self assert:( 200000000000000000000 <= 200000000000000000000.0 asLongFloat ). |
|
486 |
]. |
|
1820 | 487 |
|
203 | 488 |
self assert:( 2000000.0 asShortFloat = 2000000 ). |
489 |
self assert:( 2000000 = 2000000.0 asShortFloat ). |
|
200 | 490 |
|
203 | 491 |
self assert:( 2000000.0 asShortFloat <= 200000100000000000000 ). |
492 |
self assert:( 2000000.0 asShortFloat <= 2000000 ). |
|
200 | 493 |
|
203 | 494 |
self assert:( 2000000 <= 2000000.0 asShortFloat ). |
495 |
self assert:( 2000000 <= 2000000.0 asShortFloat ). |
|
200 | 496 |
|
192 | 497 |
" |
498 |
self basicNew test05_Comparing |
|
499 |
" |
|
500 |
! |
|
501 |
||
502 |
test06_MiscMath |
|
263 | 503 |
|epsilon| |
504 |
||
505 |
epsilon := 0.000001. |
|
506 |
||
192 | 507 |
#( |
1624 | 508 |
sqrt 0.5 0.707107 |
509 |
sqrt 4 2.0 |
|
510 |
exp 0.5 1.64872 |
|
511 |
ln 0.5 -0.693147 |
|
512 |
log10 0.5 -0.30103 |
|
263 | 513 |
|
1624 | 514 |
sin 0.5 0.479426 |
515 |
cos 0.5 0.877583 |
|
516 |
tan 0.5 0.546302 |
|
517 |
arcSin 0.5 0.523599 |
|
518 |
arcCos 0.5 1.0472 |
|
519 |
arcTan 0.5 0.463648 |
|
520 |
sinh 0.5 0.521095 |
|
521 |
cosh 0.5 1.12763 |
|
522 |
tanh 0.5 0.462117 |
|
523 |
arcSinh 0.5 0.481212 |
|
524 |
arcCosh 1.5 1.24983 |
|
525 |
arcTanh 0.5 0.549306 |
|
263 | 526 |
|
1624 | 527 |
sin 0.0 0.0 |
528 |
cos 0.0 1.0 |
|
529 |
tan 0.0 0.0 |
|
530 |
sinh 0.0 0.0 |
|
531 |
cosh 0.0 1.0 |
|
532 |
tanh 0.0 0.0 |
|
263 | 533 |
|
1624 | 534 |
sin 1.0 0.841471 |
535 |
cos 1.0 0.540302 |
|
536 |
tan 1.0 1.55741 |
|
537 |
sinh 1.0 1.1752 |
|
538 |
cosh 1.0 1.54308 |
|
539 |
tanh 1.0 0.761594 |
|
263 | 540 |
|
1624 | 541 |
sin 3.14159 0.0 |
542 |
cos 3.14159 -1.0 |
|
543 |
tan 3.14159 0.0 |
|
544 |
sinh 3.14159 11.5487 |
|
545 |
cosh 3.14159 11.5919 |
|
546 |
tanh 3.14159 0.996272 |
|
263 | 547 |
|
548 |
||
1624 | 549 |
tan 0.785398 1.0 "pi/4 -> should be 1" |
550 |
arcCos -1.0 3.14159 "should be pi" |
|
551 |
arcSin 1.0 1.5708 "should be pi/2 (1.5708)" |
|
552 |
arcTan 1.0 0.785398 "should be pi/4 (.785398)" |
|
263 | 553 |
) inGroupsOf:3 do:[:op :x :expected| |
1624 | 554 |
|rslt rsltShortFloat rsltLongFloat rsltLargeFloat| |
263 | 555 |
|
1624 | 556 |
rslt := x perform:op. |
557 |
rsltShortFloat := x asShortFloat perform:op. |
|
558 |
rsltLongFloat := x asLongFloat perform:op. |
|
263 | 559 |
"/ rsltLargeFloat := arg asLargeFloat perform:op. |
560 |
||
1624 | 561 |
self assert:(rslt class == Float). |
562 |
"/ self assert:(rsltShortFloat class == Float). "/ ??? not a good test; some return a float |
|
563 |
self assert:(rsltLongFloat class == LongFloat). |
|
263 | 564 |
|
1624 | 565 |
self assert:( rslt - rsltShortFloat ) < epsilon. |
566 |
self assert:( rslt - rsltLongFloat ) < epsilon. |
|
263 | 567 |
"/ self assert:( rslt - rsltLargeFloat ) < epsilon. |
1624 | 568 |
self assert:( rslt - rslt asShortFloat ) < epsilon. |
569 |
self assert:( rslt - rslt asLongFloat ) < epsilon. |
|
263 | 570 |
"/ self assert:( rslt - rslt asLargeFloat ) < epsilon. |
571 |
]. |
|
572 |
||
573 |
self should:[ -2 arcSin ] raise:DomainError. |
|
574 |
self should:[ -2 arcCos ] raise:DomainError. |
|
575 |
self should:[ -1 arcTanh ] raise:DomainError. |
|
203 | 576 |
|
263 | 577 |
#( |
1624 | 578 |
0.0 |
579 |
0.5 |
|
580 |
1.0 |
|
581 |
2.0 |
|
582 |
1.57079 |
|
263 | 583 |
) do:[:x | |
1624 | 584 |
self assert:( x sin arcSin - x < epsilon). |
585 |
self assert:( x cos arcCos - x < epsilon). |
|
586 |
self assert:( x tan arcTan - x < epsilon). |
|
263 | 587 |
]. |
203 | 588 |
|
263 | 589 |
#( |
1624 | 590 |
-1.0 |
591 |
-0.5 |
|
592 |
0.0 |
|
593 |
0.5 |
|
594 |
1.0 |
|
263 | 595 |
) do:[:x | |
1624 | 596 |
self assert:( x arcSin sin - x < epsilon). |
597 |
self assert:( x arcCos cos - x < epsilon). |
|
598 |
self assert:( x arcTan tan - x < epsilon). |
|
263 | 599 |
]. |
203 | 600 |
|
263 | 601 |
#( |
1624 | 602 |
0.0 |
603 |
0.5 |
|
604 |
1.0 |
|
605 |
2.0 |
|
606 |
10 |
|
263 | 607 |
) do:[:x | |
1624 | 608 |
self assert:( x cosh arcCosh - x < epsilon). |
263 | 609 |
]. |
610 |
#( |
|
1624 | 611 |
-10 |
612 |
-2 |
|
613 |
-1 |
|
614 |
-0.5 |
|
615 |
0.0 |
|
616 |
0.5 |
|
617 |
1.0 |
|
618 |
2.0 |
|
619 |
10 |
|
263 | 620 |
) do:[:x | |
1624 | 621 |
self assert:( x sinh arcSinh - x < epsilon). |
622 |
self assert:( x tanh arcTanh - x < epsilon). |
|
263 | 623 |
]. |
624 |
||
198 | 625 |
|
263 | 626 |
#( |
1624 | 627 |
-0.99 |
628 |
-0.5 |
|
629 |
0.0 |
|
630 |
0.5 |
|
631 |
0.99 |
|
263 | 632 |
) do:[:x | |
1624 | 633 |
self assert:( x arcTanh - (( ( (1+x)/(1-x) ) ln ) / 2 ) ) < epsilon. |
263 | 634 |
]. |
635 |
||
636 |
#( |
|
1624 | 637 |
-10 |
638 |
-5 |
|
639 |
-2.0 |
|
640 |
-1.0 |
|
641 |
0.0 |
|
642 |
1.0 |
|
643 |
2.0 |
|
644 |
10 |
|
263 | 645 |
) do:[:x | |
1624 | 646 |
self assert:( x arcSinh sinh - x < epsilon). |
263 | 647 |
]. |
648 |
||
649 |
#( |
|
1624 | 650 |
1.0 |
651 |
2.0 |
|
652 |
10.0 |
|
263 | 653 |
) do:[:x | |
1624 | 654 |
self assert:( x arcCosh cosh - x < epsilon). |
198 | 655 |
]. |
192 | 656 |
|
1624 | 657 |
self assert:(2.0 raisedTo:2) = 4.0. |
658 |
self assert:(2 raisedTo:2.0) = 4.0. |
|
659 |
self assert:(2.0 raisedTo:2.0) = 4.0. |
|
660 |
||
192 | 661 |
" |
662 |
self basicNew test06_MiscMath |
|
663 |
" |
|
1321 | 664 |
|
1624 | 665 |
"Modified: / 02-07-2017 / 00:51:05 / cg" |
192 | 666 |
! |
667 |
||
668 |
test07_Truncation |
|
669 |
|check| |
|
670 |
||
671 |
check := [:num | |
|
1915 | 672 |
self assert:( num fractionPart + num truncated ) = num. |
673 |
self assert:( num fractionPart + num truncated ) class == num class. |
|
192 | 674 |
]. |
675 |
||
676 |
check value:1.6. |
|
677 |
check value:-1.6. |
|
678 |
||
679 |
check value:1.6 asShortFloat. |
|
680 |
check value:-1.6 asShortFloat. |
|
681 |
||
682 |
check value:1.6 asLongFloat. |
|
683 |
check value:-1.6 asLongFloat. |
|
684 |
||
685 |
||
686 |
self assert:( 1.6 ceiling ) = 2. |
|
687 |
self assert:( 1.6 asShortFloat ceiling ) = 2. |
|
688 |
self assert:( 1.6 asLongFloat ceiling ) = 2. |
|
689 |
||
690 |
self assert:( 1.6 ceilingAsFloat ) = 2.0. |
|
691 |
self assert:( 1.6 ceilingAsFloat ) class == Float. |
|
692 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) = 2.0 asShortFloat. |
|
693 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) class == ShortFloat. |
|
694 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) = 2.0 asLongFloat. |
|
695 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) class == LongFloat. |
|
696 |
||
697 |
||
698 |
self assert:( 1.6 floor ) = 1. |
|
699 |
self assert:( 1.6 asShortFloat floor ) = 1. |
|
700 |
self assert:( 1.6 asLongFloat floor ) = 1. |
|
701 |
||
702 |
self assert:( 1.6 floorAsFloat ) = 1.0. |
|
703 |
self assert:( 1.6 floorAsFloat ) class == Float. |
|
704 |
self assert:( 1.6 asShortFloat floorAsFloat ) = 1.0 asShortFloat. |
|
705 |
self assert:( 1.6 asShortFloat floorAsFloat ) class == ShortFloat. |
|
706 |
self assert:( 1.6 asLongFloat floorAsFloat ) = 1.0 asLongFloat. |
|
707 |
self assert:( 1.6 asLongFloat floorAsFloat ) class == LongFloat. |
|
708 |
||
1915 | 709 |
self assert:( -1.6 floor ) = -2. |
710 |
self assert:( -1.6 asShortFloat floor ) = -2. |
|
711 |
self assert:( -1.6 asLongFloat floor ) = -2. |
|
712 |
||
713 |
self assert:( -1.6 floorAsFloat ) = -2.0. |
|
714 |
self assert:( -1.6 floorAsFloat ) class == Float. |
|
715 |
self assert:( -1.6 asShortFloat floorAsFloat ) = -2.0 asShortFloat. |
|
716 |
self assert:( -1.6 asShortFloat floorAsFloat ) class == ShortFloat. |
|
717 |
self assert:( -1.6 asLongFloat floorAsFloat ) = -2.0 asLongFloat. |
|
718 |
self assert:( -1.6 asLongFloat floorAsFloat ) class == LongFloat. |
|
719 |
||
192 | 720 |
|
1447 | 721 |
self assert:( 0.4 rounded ) class == SmallInteger. |
722 |
self assert:( 0.4 rounded = 0 ). |
|
723 |
self assert:( 0.5 rounded = 1 ). |
|
724 |
self assert:( 0.6 rounded = 1 ). |
|
725 |
self assert:( -0.4 rounded = 0 ). |
|
726 |
self assert:( -0.5 rounded = -1 ). |
|
727 |
self assert:( -0.6 rounded = -1 ). |
|
192 | 728 |
|
1447 | 729 |
self assert:( 0.4 roundedAsFloat ) class == Float. |
730 |
self assert:( 0.4 roundedAsFloat = 0.0 ). |
|
731 |
self assert:( 0.5 roundedAsFloat = 1.0 ). |
|
732 |
self assert:( 0.6 roundedAsFloat = 1.0 ). |
|
733 |
self assert:( -0.4 roundedAsFloat = 0 ). |
|
734 |
self assert:( -0.5 roundedAsFloat = -1.0 ). |
|
735 |
self assert:( -0.6 roundedAsFloat = -1.0 ). |
|
192 | 736 |
|
1447 | 737 |
self assert:( 0.4 asShortFloat rounded ) class == SmallInteger. |
738 |
self assert:( 0.4 asShortFloat rounded = 0 ). |
|
739 |
self assert:( 0.5 asShortFloat rounded = 1 ). |
|
740 |
self assert:( 0.6 asShortFloat rounded = 1 ). |
|
741 |
self assert:( -0.4 asShortFloat rounded = 0 ). |
|
742 |
self assert:( -0.5 asShortFloat rounded = -1 ). |
|
743 |
self assert:( -0.6 asShortFloat rounded = -1 ). |
|
192 | 744 |
|
1447 | 745 |
self assert:( 0.4 asShortFloat roundedAsFloat ) class == ShortFloat. |
746 |
self assert:( 0.4 asShortFloat roundedAsFloat = 0.0 ). |
|
747 |
self assert:( 0.5 asShortFloat roundedAsFloat = 1.0 ). |
|
748 |
self assert:( 0.6 asShortFloat roundedAsFloat = 1.0 ). |
|
749 |
self assert:( -0.4 asShortFloat roundedAsFloat = 0 ). |
|
750 |
self assert:( -0.5 asShortFloat roundedAsFloat = -1.0 ). |
|
751 |
self assert:( -0.6 asShortFloat roundedAsFloat = -1.0 ). |
|
192 | 752 |
|
1447 | 753 |
self assert:( 0.4 asLongFloat rounded ) class == SmallInteger. |
754 |
self assert:( 0.4 asLongFloat rounded = 0 ). |
|
755 |
self assert:( 0.5 asLongFloat rounded = 1 ). |
|
756 |
self assert:( 0.6 asLongFloat rounded = 1 ). |
|
757 |
self assert:( -0.4 asLongFloat rounded = 0 ). |
|
758 |
self assert:( -0.5 asLongFloat rounded = -1 ). |
|
759 |
self assert:( -0.6 asLongFloat rounded = -1 ). |
|
192 | 760 |
|
1447 | 761 |
self assert:( 0.4 asLongFloat roundedAsFloat ) class == LongFloat. |
762 |
self assert:( 0.4 asLongFloat roundedAsFloat = 0.0 ). |
|
763 |
self assert:( 0.5 asLongFloat roundedAsFloat = 1.0 ). |
|
764 |
self assert:( 0.6 asLongFloat roundedAsFloat = 1.0 ). |
|
765 |
self assert:( -0.4 asLongFloat roundedAsFloat = 0 ). |
|
766 |
self assert:( -0.5 asLongFloat roundedAsFloat = -1.0 ). |
|
767 |
self assert:( -0.6 asLongFloat roundedAsFloat = -1.0 ). |
|
192 | 768 |
|
1447 | 769 |
self assert:( 0.4 truncated ) class == SmallInteger. |
770 |
self assert:( 0.4 truncated = 0 ). |
|
771 |
self assert:( 0.5 truncated = 0 ). |
|
772 |
self assert:( 0.6 truncated = 0 ). |
|
773 |
self assert:( -0.4 truncated = 0 ). |
|
774 |
self assert:( -0.5 truncated = 0 ). |
|
775 |
self assert:( -0.6 truncated = 0 ). |
|
192 | 776 |
|
1447 | 777 |
self assert:( 0.4 truncatedAsFloat ) class == Float. |
778 |
self assert:( 0.4 truncatedAsFloat = 0.0 ). |
|
779 |
self assert:( 0.5 truncatedAsFloat = 0.0 ). |
|
780 |
self assert:( 0.6 truncatedAsFloat = 0.0 ). |
|
781 |
self assert:( -0.4 truncatedAsFloat = 0 ). |
|
782 |
self assert:( -0.5 truncatedAsFloat = 0.0 ). |
|
783 |
self assert:( -0.6 truncatedAsFloat = 0.0 ). |
|
192 | 784 |
|
1447 | 785 |
self assert:( 0.4 asShortFloat truncated ) class == SmallInteger. |
786 |
self assert:( 0.4 asShortFloat truncated = 0 ). |
|
787 |
self assert:( 0.5 asShortFloat truncated = 0 ). |
|
788 |
self assert:( 0.6 asShortFloat truncated = 0 ). |
|
789 |
self assert:( -0.4 asShortFloat truncated = 0 ). |
|
790 |
self assert:( -0.5 asShortFloat truncated = 0 ). |
|
791 |
self assert:( -0.6 asShortFloat truncated = 0 ). |
|
192 | 792 |
|
1447 | 793 |
self assert:( 0.4 asShortFloat truncatedAsFloat ) class == ShortFloat. |
794 |
self assert:( 0.4 asShortFloat truncatedAsFloat = 0.0 ). |
|
795 |
self assert:( 0.5 asShortFloat truncatedAsFloat = 0.0 ). |
|
796 |
self assert:( 0.6 asShortFloat truncatedAsFloat = 0.0 ). |
|
797 |
self assert:( -0.4 asShortFloat truncatedAsFloat = 0 ). |
|
798 |
self assert:( -0.5 asShortFloat truncatedAsFloat = 0.0 ). |
|
799 |
self assert:( -0.6 asShortFloat truncatedAsFloat = 0.0 ). |
|
192 | 800 |
|
1447 | 801 |
self assert:( 0.4 asLongFloat truncated ) class == SmallInteger. |
802 |
self assert:( 0.4 asLongFloat truncated = 0 ). |
|
803 |
self assert:( 0.5 asLongFloat truncated = 0 ). |
|
804 |
self assert:( 0.6 asLongFloat truncated = 0 ). |
|
805 |
self assert:( -0.4 asLongFloat truncated = 0 ). |
|
806 |
self assert:( -0.5 asLongFloat truncated = 0 ). |
|
807 |
self assert:( -0.6 asLongFloat truncated = 0 ). |
|
192 | 808 |
|
1447 | 809 |
self assert:( 0.4 asLongFloat truncatedAsFloat ) class == LongFloat. |
810 |
self assert:( 0.4 asLongFloat truncatedAsFloat = 0.0 ). |
|
811 |
self assert:( 0.5 asLongFloat truncatedAsFloat = 0.0 ). |
|
812 |
self assert:( 0.6 asLongFloat truncatedAsFloat = 0.0 ). |
|
813 |
self assert:( -0.4 asLongFloat truncatedAsFloat = 0 ). |
|
814 |
self assert:( -0.5 asLongFloat truncatedAsFloat = 0.0 ). |
|
815 |
self assert:( -0.6 asLongFloat truncatedAsFloat = 0.0 ). |
|
192 | 816 |
|
817 |
" |
|
818 |
self basicNew test07_Truncation |
|
819 |
" |
|
197 | 820 |
! |
821 |
||
822 |
test08_Representation |
|
1391 | 823 |
self assert: (Float unity class == Float). |
824 |
self assert: (ShortFloat unity class == ShortFloat). |
|
825 |
self assert: (LongFloat unity class == LongFloat). |
|
826 |
||
827 |
self assert: (Float unity = 1.0). |
|
828 |
self assert: (ShortFloat unity = 1.0). |
|
829 |
self assert: (LongFloat unity = 1.0). |
|
830 |
||
831 |
self assert: (Float zero class == Float). |
|
832 |
self assert: (ShortFloat zero class == ShortFloat). |
|
833 |
self assert: (LongFloat zero class == LongFloat). |
|
834 |
||
835 |
self assert: (Float zero = 0.0). |
|
836 |
self assert: (ShortFloat zero = 0.0). |
|
837 |
self assert: (LongFloat zero = 0.0). |
|
838 |
||
839 |
self assert:( LongFloat unity = 1 asLongFloat ). |
|
840 |
self assert:( ShortFloat unity = 1 asShortFloat ). |
|
841 |
self assert:( Float unity = 1 asFloat ). |
|
842 |
||
197 | 843 |
self assert:( 0.0 exponent = 0 ). |
844 |
self assert:( 1.0 exponent = 1 ). |
|
845 |
self assert:( 2.0 exponent = 2 ). |
|
846 |
self assert:( 3.0 exponent = 2 ). |
|
847 |
self assert:( 4.0 exponent = 3 ). |
|
848 |
self assert:( 0.5 exponent = 0 ). |
|
849 |
self assert:( 0.4 exponent = -1 ). |
|
850 |
self assert:( 0.25 exponent = -1 ). |
|
851 |
self assert:( 0.125 exponent = -2 ). |
|
852 |
self assert:( 0.00000011111 exponent = -23 ). |
|
853 |
||
1447 | 854 |
self assert:( 0.0 asShortFloat exponent = 0 ). |
197 | 855 |
self assert:( 1.0 asShortFloat exponent = 1 ). |
856 |
self assert:( 2.0 asShortFloat exponent = 2 ). |
|
857 |
self assert:( 3.0 asShortFloat exponent = 2 ). |
|
858 |
self assert:( 4.0 asShortFloat exponent = 3 ). |
|
859 |
self assert:( 0.5 asShortFloat exponent = 0 ). |
|
860 |
self assert:( 0.4 asShortFloat exponent = -1 ). |
|
861 |
self assert:( 0.25 asShortFloat exponent = -1 ). |
|
862 |
self assert:( 0.125 asShortFloat exponent = -2 ). |
|
863 |
self assert:( 0.00000011111 asShortFloat exponent = -23 ). |
|
864 |
||
1447 | 865 |
self assert:( 0.0 asLongFloat exponent = 0 ). |
197 | 866 |
self assert:( 1.0 asLongFloat exponent = 1 ). |
867 |
self assert:( 2.0 asLongFloat exponent = 2 ). |
|
868 |
self assert:( 3.0 asLongFloat exponent = 2 ). |
|
869 |
self assert:( 4.0 asLongFloat exponent = 3 ). |
|
870 |
self assert:( 0.5 asLongFloat exponent = 0 ). |
|
871 |
self assert:( 0.4 asLongFloat exponent = -1 ). |
|
872 |
self assert:( 0.25 asLongFloat exponent = -1 ). |
|
873 |
self assert:( 0.125 asLongFloat exponent = -2 ). |
|
874 |
self assert:( 0.00000011111 asLongFloat exponent = -23 ). |
|
875 |
||
876 |
" |
|
877 |
self basicNew test08_Representation |
|
878 |
" |
|
604 | 879 |
|
880 |
"Modified: / 02-08-2011 / 18:34:39 / cg" |
|
1626 | 881 |
! |
882 |
||
883 |
test09_ComplexRoots |
|
884 |
|rslt| |
|
885 |
||
886 |
self should:[ -4 sqrt ] raise:ImaginaryResultError. |
|
887 |
||
888 |
rslt := Complex trapImaginary:[ -4 sqrt ]. |
|
889 |
self assert:(rslt = 2 i). |
|
890 |
||
891 |
rslt := nil. |
|
892 |
Complex trapImaginary:[ rslt := -4 sqrt ]. |
|
893 |
self assert:(rslt = 2 i). |
|
894 |
||
895 |
self shouldnt:[ rslt := -8 cbrt ] raise:ImaginaryResultError. |
|
896 |
self assert:(rslt = -2). |
|
897 |
||
898 |
" |
|
899 |
self basicNew test09_ComplexRoots |
|
900 |
" |
|
901 |
||
902 |
"Created: / 03-07-2017 / 13:51:54 / cg" |
|
192 | 903 |
! ! |
904 |
||
905 |
!FloatTest class methodsFor:'documentation'! |
|
906 |
||
907 |
version |
|
908 |
^ '$Header$' |
|
756
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
909 |
! |
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
910 |
|
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
911 |
version_CVS |
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
912 |
^ '$Header$' |
192 | 913 |
! ! |
755
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
914 |