| author | Claus Gittinger <cg@exept.de> |
| Sun, 24 Nov 2019 16:12:53 +0100 | |
| changeset 2422 | 7e51e3c21201 |
| parent 2421 | 0423d26b0ed8 |
| child 2425 | 53050c41dc08 |
| permissions | -rw-r--r-- |
| 2309 | 1 |
"{ Encoding: utf8 }"
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"{ Package: 'stx:goodies/regression' }"
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| 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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one := aFloatClass unity. "/ 1.0 in this class |
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x := one. |
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count := 0. |
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[one + x > one] whileTrue:[ |
| 1969 | 28 |
x := x / 2. |
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count := count + 1. |
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]. |
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^ count |
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||
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" |
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| 1969 | 34 |
self actualPrecisionOf:ShortFloat |
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self actualPrecisionOf:Float |
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self actualPrecisionOf:LongFloat |
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" |
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! ! |
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!FloatTest methodsFor:'tests'! |
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test00_Precision |
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"computed precision vs. assumed precision." |
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|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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"/ verify IEEE values |
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self assert:(Float emin == -1022). |
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self assert:(Float emax == 1023). |
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self assert:(Float eBias == 1023). |
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self assert:(ShortFloat emin == -126). |
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self assert:(ShortFloat emax == 127). |
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self assert:(ShortFloat eBias == 127). |
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self assert:(HalfFloat emin == -14). |
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self assert:(HalfFloat emax == 15). |
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self assert:(HalfFloat eBias == 15). |
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self assert:(LongFloat emin == -16382). |
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self assert:(LongFloat emax == 16383). |
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self assert:(LongFloat eBias == 16383). |
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self assert:(QuadFloat emin == -16382). |
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self assert:(QuadFloat emax == 16383). |
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self assert:(QuadFloat eBias == 16383). |
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self assert:(OctaFloat emin == -262142). |
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self assert:(OctaFloat emax == 262143). |
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self assert:(OctaFloat eBias == 262143). |
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self assert:(QDouble emin == Float emin). |
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self assert:(QDouble emax == Float emax). |
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self assert:(QDouble eBias == Float eBias). |
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||
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" |
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self basicNew test00_Precision |
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" |
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"Modified: / 03-05-2012 / 18:47:21 / cg" |
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! |
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test01_Nan |
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"NaN in all avaliable formats." |
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|shouldBeFloatNaN shouldBeLongFloatNaN shouldBeShortFloatNaN| |
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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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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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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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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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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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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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shouldBeFloatNaN := 0.0 uncheckedDivide: 0.0. |
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self should:[ shouldBeFloatNaN asInteger ] raise:DomainError. |
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"/ 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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"/ |
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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 | 135 |
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"/ but these are: |
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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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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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shouldBeShortFloatNaN := 0.0 asShortFloat uncheckedDivide: 0.0. |
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self should:[ shouldBeShortFloatNaN asInteger ] raise:DomainError. |
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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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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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shouldBeLongFloatNaN := 0.0 asLongFloat uncheckedDivide: 0.0. |
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self should:[ shouldBeLongFloatNaN asInteger ] raise:DomainError. |
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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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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 | 173 |
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shouldBeFloatNaN := Float NaN. |
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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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shouldBeShortFloatNaN := ShortFloat NaN. |
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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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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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| 192 | 189 |
" |
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self basicNew test01_Nan |
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" |
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| 1621 | 192 |
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"Modified: / 20-06-2017 / 14:00:08 / cg" |
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| 192 | 194 |
! |
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test02_Inf |
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"Infinity in all avaliable formats." |
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| 203 | 199 |
|check posInf negInf| |
| 192 | 200 |
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check := |
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[:v1 :v2 | |
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posInf := v1 uncheckedDivide: v2. |
| 192 | 205 |
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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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negInf := v1 negated uncheckedDivide: v2. |
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self assert:( negInf isMemberOf:v1 class ). |
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self assert:( negInf isNaN not ). |
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self assert:( negInf isFinite not ). |
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self assert:( negInf isInfinite ). |
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self assert:( negInf positive not). |
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self assert:( negInf negative ). |
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self assert:( negInf isNegativeInfinity ). |
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self assert:( negInf isPositiveInfinity not ). |
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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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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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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 | 241 |
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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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"/ 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 | 256 |
{ Float . ShortFloat . LongFloat }
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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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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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| 2309 | 273 |
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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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||
278 |
self assert:(negInf isNaN not). |
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self assert:(negInf isFinite not). |
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self assert:(negInf isInfinite). |
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self assert:(posInf negated = negInf). |
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self assert:(negInf negated = posInf). |
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284 |
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| 1621 | 285 |
]. |
286 |
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| 192 | 287 |
" |
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self basicNew test02_Inf |
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" |
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| 1621 | 290 |
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"Modified: / 20-06-2017 / 14:03:08 / cg" |
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| 2309 | 292 |
"Modified: / 10-06-2019 / 23:45:05 / Claus Gittinger" |
| 192 | 293 |
! |
294 |
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test03_Conversion |
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self assert:( 1.0 asTrueFraction == 1 ). |
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self assert:( 2.0 asTrueFraction == 2 ). |
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298 |
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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self assert:( 0.5 asTrueFraction = (1/2) ). |
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self assert:( 0.25 asTrueFraction = (1/4) ). |
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self assert:( 0.125 asTrueFraction = (1/8) ). |
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305 |
||
306 |
self assert:( 1.0 asShortFloat asTrueFraction == 1 ). |
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307 |
self assert:( 2.0 asShortFloat asTrueFraction == 2 ). |
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308 |
self assert:( 4.0 asShortFloat asTrueFraction == 4 ). |
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self assert:( 8.0 asShortFloat asTrueFraction == 8 ). |
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310 |
self assert:( 16.0 asShortFloat asTrueFraction == 16 ). |
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self assert:( 1048576.0 asShortFloat asTrueFraction == 1048576 ). |
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self assert:( 0.5 asShortFloat asTrueFraction = (1/2) ). |
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self assert:( 0.25 asShortFloat asTrueFraction = (1/4) ). |
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self assert:( 0.125 asShortFloat asTrueFraction = (1/8) ). |
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315 |
||
316 |
self assert:( 1.0 asLongFloat asTrueFraction == 1 ). |
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317 |
self assert:( 2.0 asLongFloat asTrueFraction == 2 ). |
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318 |
self assert:( 4.0 asLongFloat asTrueFraction == 4 ). |
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319 |
self assert:( 8.0 asLongFloat asTrueFraction == 8 ). |
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320 |
self assert:( 16.0 asLongFloat asTrueFraction == 16 ). |
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321 |
self assert:( 1048576.0 asLongFloat asTrueFraction == 1048576 ). |
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322 |
self assert:( 0.5 asLongFloat asTrueFraction = (1/2) ). |
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323 |
self assert:( 0.25 asLongFloat asTrueFraction = (1/4) ). |
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324 |
self assert:( 0.125 asLongFloat asTrueFraction = (1/8) ). |
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325 |
||
| 203 | 326 |
self assert: ((5/9) asFloat - 0.555555555555) abs < 0.0000000001. |
327 |
self assert: ((5/9) asLongFloat - 0.555555555555) abs < 0.0000000001. |
|
328 |
self assert: ((Fraction basicNew setNumerator:500000000000 denominator:900000000000) |
|
| 1447 | 329 |
asLongFloat - 0.555555555555) abs < 0.000000000001. |
| 203 | 330 |
self assert: ((Fraction basicNew setNumerator:500000000001 denominator:900000000000) |
| 1447 | 331 |
asLongFloat - 0.555555555555) abs >= 0.000000000001. |
| 203 | 332 |
|
| 621 | 333 |
"/ under windows, a longFloat has only 10bytes with 64 bits precision |
334 |
OperatingSystem isMSWINDOWSlike ifFalse:[ |
|
| 1447 | 335 |
self assert: (8901234567890123456 asLongFloat asInteger = 8901234567890123456). |
336 |
self assert: (-8901234567890123456 asLongFloat asInteger = -8901234567890123456). |
|
| 621 | 337 |
]. |
| 1447 | 338 |
self assert: (89012345678901234567 asLongFloat = 89012345678901234567). |
| 203 | 339 |
self assert: (-89012345678901234567 asLongFloat = -89012345678901234567). |
340 |
self assert: (89012345678901234567 negated asLongFloat = -89012345678901234567). |
|
341 |
||
342 |
self assert: ((89012345678901234567 / 123456789123456789) asLongFloat - (89012345678901234567 asLongFloat / 123456789123456789 asLongFloat) ) abs < 0.000000000001. |
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343 |
self assert: ((-89012345678901234567 / 123456789123456789) asLongFloat - (-89012345678901234567 asLongFloat / 123456789123456789 asLongFloat)) abs < 0.000000000001. |
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344 |
||
| 192 | 345 |
" |
346 |
self basicNew test03_Conversion |
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347 |
" |
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| 621 | 348 |
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349 |
"Modified: / 09-08-2011 / 21:01:57 / cg" |
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| 192 | 350 |
! |
351 |
||
352 |
test04_Arithmetic |
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353 |
self assert:( 1.0 + 1.0 ) class == Float. |
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354 |
self assert:( 1.0 + 1.0 asShortFloat) class == Float. |
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355 |
self assert:( 1.0 + 1.0 asLongFloat) class == LongFloat. |
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356 |
self assert:( 1.0 + 1) class == Float. |
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357 |
||
358 |
self assert:( 1.0 asShortFloat + 1.0 ) class == Float. |
|
359 |
self assert:( 1.0 asShortFloat + 1.0 asShortFloat) class == ShortFloat. |
|
360 |
self assert:( 1.0 asShortFloat + 1.0 asLongFloat) class == LongFloat. |
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361 |
self assert:( 1.0 asShortFloat + 1) class == ShortFloat. |
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362 |
||
363 |
self assert:( 1.0 asLongFloat + 1.0 ) class == LongFloat. |
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364 |
self assert:( 1.0 asLongFloat + 1.0 asShortFloat ) class == LongFloat. |
|
365 |
self assert:( 1.0 asLongFloat + 1.0 asFloat ) class == LongFloat. |
|
366 |
self assert:( 1.0 asLongFloat + 1 ) class == LongFloat. |
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367 |
||
368 |
||
369 |
self assert:( 1.0 - 1.0 ) class == Float. |
|
370 |
self assert:( 1.0 - 1.0 asShortFloat) class == Float. |
|
371 |
self assert:( 1.0 - 1.0 asLongFloat) class == LongFloat. |
|
372 |
self assert:( 1.0 - 1) class == Float. |
|
373 |
||
374 |
self assert:( 1.0 asShortFloat - 1.0 ) class == Float. |
|
375 |
self assert:( 1.0 asShortFloat - 1.0 asShortFloat) class == ShortFloat. |
|
376 |
self assert:( 1.0 asShortFloat - 1.0 asLongFloat) class == LongFloat. |
|
377 |
self assert:( 1.0 asShortFloat - 1) class == ShortFloat. |
|
378 |
||
379 |
self assert:( 1.0 asLongFloat - 1.0 ) class == LongFloat. |
|
380 |
self assert:( 1.0 asLongFloat - 1.0 asShortFloat ) class == LongFloat. |
|
381 |
self assert:( 1.0 asLongFloat - 1.0 asFloat ) class == LongFloat. |
|
382 |
self assert:( 1.0 asLongFloat - 1 ) class == LongFloat. |
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383 |
||
384 |
||
385 |
self assert:( 1.0 * 1.0 ) class == Float. |
|
386 |
self assert:( 1.0 * 1.0 asShortFloat) class == Float. |
|
387 |
self assert:( 1.0 * 1.0 asLongFloat) class == LongFloat. |
|
388 |
self assert:( 1.0 * 1) class == Float. |
|
389 |
||
390 |
self assert:( 1.0 asShortFloat * 1.0 ) class == Float. |
|
391 |
self assert:( 1.0 asShortFloat * 1.0 asShortFloat) class == ShortFloat. |
|
392 |
self assert:( 1.0 asShortFloat * 1.0 asLongFloat) class == LongFloat. |
|
393 |
self assert:( 1.0 asShortFloat * 1) class == ShortFloat. |
|
394 |
||
395 |
self assert:( 1.0 asLongFloat * 1.0 ) class == LongFloat. |
|
396 |
self assert:( 1.0 asLongFloat * 1.0 asShortFloat ) class == LongFloat. |
|
397 |
self assert:( 1.0 asLongFloat * 1.0 asFloat ) class == LongFloat. |
|
398 |
self assert:( 1.0 asLongFloat * 1 ) class == LongFloat. |
|
399 |
||
400 |
||
401 |
self assert:( 1.0 / 1.0 ) class == Float. |
|
402 |
self assert:( 1.0 / 1.0 asShortFloat) class == Float. |
|
403 |
self assert:( 1.0 / 1.0 asLongFloat) class == LongFloat. |
|
404 |
self assert:( 1.0 / 1) class == Float. |
|
405 |
||
406 |
self assert:( 1.0 asShortFloat / 1.0 ) class == Float. |
|
407 |
self assert:( 1.0 asShortFloat / 1.0 asShortFloat) class == ShortFloat. |
|
408 |
self assert:( 1.0 asShortFloat / 1.0 asLongFloat) class == LongFloat. |
|
409 |
self assert:( 1.0 asShortFloat / 1) class == ShortFloat. |
|
410 |
||
411 |
self assert:( 1.0 asLongFloat / 1.0 ) class == LongFloat. |
|
412 |
self assert:( 1.0 asLongFloat / 1.0 asShortFloat ) class == LongFloat. |
|
413 |
self assert:( 1.0 asLongFloat / 1.0 asFloat ) class == LongFloat. |
|
414 |
self assert:( 1.0 asLongFloat / 1 ) class == LongFloat. |
|
415 |
||
| 1391 | 416 |
self assert:( 1.0 / 2.0 ) class == Float. |
417 |
self assert:( 1.0 / 2.0 asShortFloat) class == Float. |
|
418 |
self assert:( 1.0 / 2.0 asLongFloat) class == LongFloat. |
|
419 |
self assert:( 1.0 / 2) class == Float. |
|
420 |
||
421 |
self assert:( 1.0 asShortFloat / 2.0 ) class == Float. |
|
422 |
self assert:( 1.0 asShortFloat / 2.0 asShortFloat) class == ShortFloat. |
|
423 |
self assert:( 1.0 asShortFloat / 2.0 asLongFloat) class == LongFloat. |
|
424 |
self assert:( 1.0 asShortFloat / 2) class == ShortFloat. |
|
425 |
||
426 |
self assert:( 1.0 asLongFloat / 2.0 ) class == LongFloat. |
|
427 |
self assert:( 1.0 asLongFloat / 2.0 asShortFloat ) class == LongFloat. |
|
428 |
self assert:( 1.0 asLongFloat / 2.0 asFloat ) class == LongFloat. |
|
429 |
self assert:( 1.0 asLongFloat / 2 ) class == LongFloat. |
|
430 |
||
|
755
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
431 |
self assert:( 5.0 rem: 2.0 ) class == Float. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
432 |
self assert:( 5.0 rem: 2.0 asShortFloat) class == Float. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
433 |
self assert:( 5.0 rem: 2.0 asLongFloat) class == LongFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
434 |
self assert:( 5.0 rem: 2) class == Float. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
435 |
|
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
436 |
self assert:( 5.0 asShortFloat rem: 2.0 ) class == Float. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
437 |
self assert:( 5.0 asShortFloat rem: 2.0 asShortFloat) class == ShortFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
438 |
self assert:( 5.0 asShortFloat rem: 2.0 asLongFloat) class == LongFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
439 |
self assert:( 5.0 asShortFloat rem: 2) class == ShortFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
440 |
|
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
441 |
self assert:( 5.0 asLongFloat rem: 2.0 ) class == LongFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
442 |
self assert:( 5.0 asLongFloat rem: 2.0 asShortFloat ) class == LongFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
443 |
self assert:( 5.0 asLongFloat rem: 2.0 asFloat ) class == LongFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
444 |
self assert:( 5.0 asLongFloat rem: 2 ) class == LongFloat. |
|
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
445 |
|
| 192 | 446 |
" |
447 |
self basicNew test04_Arithmetic |
|
448 |
" |
|
449 |
! |
|
450 |
||
451 |
test05_Comparing |
|
| 1878 | 452 |
|convArray check v1 v2 v1b| |
| 203 | 453 |
|
| 1861 | 454 |
convArray := OrderedCollection new. |
455 |
convArray addAll:#(yourself asInteger asFloat asShortFloat asLongFloat). |
|
456 |
||
457 |
(Smalltalk at:#LargeFloat) notNil ifTrue:[ |
|
458 |
convArray add:#asLongFloat. |
|
459 |
]. |
|
460 |
||
| 203 | 461 |
check := [:iv1 :iv2| |
| 1861 | 462 |
convArray do:[:conv1 | |
| 1819 | 463 |
v1 := (iv1 perform:conv1). |
| 192 | 464 |
|
| 1819 | 465 |
self assert:( v1 = nil ) not. |
466 |
self assert:( nil = v1 ) not. |
|
467 |
self assert:( v1 ~= nil ). |
|
468 |
self assert:( nil ~= v1 ). |
|
| 203 | 469 |
|
| 1861 | 470 |
convArray do:[:conv2 | |
| 1819 | 471 |
v1b := (iv1 perform:conv2). |
| 203 | 472 |
|
| 1819 | 473 |
self assert:( v1 = v1b ). |
474 |
self assert:( v1 <= v1b ). |
|
475 |
self assert:( v1 >= v1b ). |
|
| 192 | 476 |
|
| 1819 | 477 |
v2 := (iv2 perform:conv2). |
| 192 | 478 |
|
| 1819 | 479 |
self assert:( v1 < v2 ). |
480 |
self assert:( v1 <= v2 ). |
|
481 |
self assert:( v2 >= v1 ). |
|
482 |
self assert:( v2 > v1 ). |
|
483 |
] |
|
484 |
]. |
|
| 203 | 485 |
]. |
486 |
||
487 |
check value:2 value:3. |
|
488 |
check value:0 value:1. |
|
489 |
check value:-1 value:0. |
|
490 |
check value:-3 value:-2. |
|
491 |
check value:-3 value:3. |
|
492 |
||
493 |
check value:-30 value:1. |
|
494 |
check value:-1 value:30. |
|
| 192 | 495 |
|
| 2228 | 496 |
"/ showing that float precision is limited... |
497 |
||
| 1820 | 498 |
"/ test fails when stc code, jit code works |
| 2228 | 499 |
false "(Helper |
| 1878 | 500 |
isStcCompiledMethod:#'test05_Comparing' |
| 2228 | 501 |
in:self)" ifTrue:[ |
| 1878 | 502 |
"/ stc-compiled code handles not slightly differently |
503 |
"/ listed compares will fail |
|
504 |
'FloatTest >> test05_Comparing: test with 200000000000000000000 or similiar are skipped due would fail when stc code' infoPrintCR. |
|
505 |
] ifFalse:[ |
|
| 2228 | 506 |
self assert:( 200000000000000000000.0 = 200000000000000000001.0 ). |
507 |
||
| 1878 | 508 |
self assert:( 200000000000000000000.0 = 200000000000000000001 ). |
509 |
self assert:( 200000000000000000000.0 = 200000000000000000000 ). |
|
510 |
self assert:( 200000000000000000000.0 asLongFloat = 200000000000000000000 ). |
|
| 1820 | 511 |
|
| 1878 | 512 |
self assert:( 200000000000000000000 = 200000000000000000000.0). |
513 |
self assert:( 200000000000000000000 = 200000000000000000000.0 asLongFloat ). |
|
| 1820 | 514 |
|
| 1878 | 515 |
self assert:( 200000000000000000000.0 < 200000100000000000000 ). |
516 |
self assert:( 200000000000000000000.0 asLongFloat < 200000000000100000000 ). |
|
517 |
self assert:( 200000000000000000000.0 asShortFloat < 200001000000000000000 ). |
|
| 263 | 518 |
|
| 1878 | 519 |
self assert:( 200000000000000000000 < 200001000000000000000.0). |
520 |
self assert:( 200000000000000000000 < 200001000000000000000.0 asLongFloat ). |
|
521 |
self assert:( 200000000000000000000 < 200001000000000000000.0 asShortFloat ). |
|
| 1820 | 522 |
|
| 1878 | 523 |
self assert:( 200000000000000000000.0 <= 200000100000000000000 ). |
524 |
self assert:( 200000000000000000000.0 <= 200000000000000000000 ). |
|
525 |
self assert:( 200000000000000000000.0 asLongFloat <= 200000000000000000001 ). |
|
526 |
self assert:( 200000000000000000000.0 asLongFloat <= 200000000000000000000 ). |
|
| 1820 | 527 |
|
| 1878 | 528 |
self assert:( 200000000000000000000 <= 200001000000000000000.0). |
529 |
self assert:( 200000000000000000000 <= 200000000000000000000.0). |
|
530 |
self assert:( 200000000000000000000 <= 200001000000000000000.0 asLongFloat ). |
|
531 |
self assert:( 200000000000000000000 <= 200000000000000000000.0 asLongFloat ). |
|
532 |
]. |
|
| 1820 | 533 |
|
| 203 | 534 |
self assert:( 2000000.0 asShortFloat = 2000000 ). |
535 |
self assert:( 2000000 = 2000000.0 asShortFloat ). |
|
| 200 | 536 |
|
| 203 | 537 |
self assert:( 2000000.0 asShortFloat <= 200000100000000000000 ). |
538 |
self assert:( 2000000.0 asShortFloat <= 2000000 ). |
|
| 200 | 539 |
|
| 203 | 540 |
self assert:( 2000000 <= 2000000.0 asShortFloat ). |
541 |
self assert:( 2000000 <= 2000000.0 asShortFloat ). |
|
| 200 | 542 |
|
| 192 | 543 |
" |
544 |
self basicNew test05_Comparing |
|
545 |
" |
|
| 2228 | 546 |
|
547 |
"Modified: / 06-05-2019 / 14:11:42 / Claus Gittinger" |
|
| 192 | 548 |
! |
549 |
||
550 |
test06_MiscMath |
|
| 263 | 551 |
|epsilon| |
552 |
||
553 |
epsilon := 0.000001. |
|
554 |
||
| 192 | 555 |
#( |
| 1624 | 556 |
sqrt 0.5 0.707107 |
557 |
sqrt 4 2.0 |
|
558 |
exp 0.5 1.64872 |
|
559 |
ln 0.5 -0.693147 |
|
560 |
log10 0.5 -0.30103 |
|
| 263 | 561 |
|
| 1624 | 562 |
sin 0.5 0.479426 |
563 |
cos 0.5 0.877583 |
|
564 |
tan 0.5 0.546302 |
|
565 |
arcSin 0.5 0.523599 |
|
566 |
arcCos 0.5 1.0472 |
|
567 |
arcTan 0.5 0.463648 |
|
568 |
sinh 0.5 0.521095 |
|
569 |
cosh 0.5 1.12763 |
|
570 |
tanh 0.5 0.462117 |
|
571 |
arcSinh 0.5 0.481212 |
|
572 |
arcCosh 1.5 1.24983 |
|
573 |
arcTanh 0.5 0.549306 |
|
| 263 | 574 |
|
| 1624 | 575 |
sin 0.0 0.0 |
576 |
cos 0.0 1.0 |
|
577 |
tan 0.0 0.0 |
|
578 |
sinh 0.0 0.0 |
|
579 |
cosh 0.0 1.0 |
|
580 |
tanh 0.0 0.0 |
|
| 263 | 581 |
|
| 1624 | 582 |
sin 1.0 0.841471 |
583 |
cos 1.0 0.540302 |
|
584 |
tan 1.0 1.55741 |
|
585 |
sinh 1.0 1.1752 |
|
586 |
cosh 1.0 1.54308 |
|
587 |
tanh 1.0 0.761594 |
|
| 263 | 588 |
|
| 1624 | 589 |
sin 3.14159 0.0 |
590 |
cos 3.14159 -1.0 |
|
591 |
tan 3.14159 0.0 |
|
592 |
sinh 3.14159 11.5487 |
|
593 |
cosh 3.14159 11.5919 |
|
594 |
tanh 3.14159 0.996272 |
|
| 263 | 595 |
|
596 |
||
| 1624 | 597 |
tan 0.785398 1.0 "pi/4 -> should be 1" |
598 |
arcCos -1.0 3.14159 "should be pi" |
|
599 |
arcSin 1.0 1.5708 "should be pi/2 (1.5708)" |
|
600 |
arcTan 1.0 0.785398 "should be pi/4 (.785398)" |
|
| 263 | 601 |
) inGroupsOf:3 do:[:op :x :expected| |
| 1624 | 602 |
|rslt rsltShortFloat rsltLongFloat rsltLargeFloat| |
| 263 | 603 |
|
| 1624 | 604 |
rslt := x perform:op. |
605 |
rsltShortFloat := x asShortFloat perform:op. |
|
606 |
rsltLongFloat := x asLongFloat perform:op. |
|
| 263 | 607 |
"/ rsltLargeFloat := arg asLargeFloat perform:op. |
608 |
||
| 1624 | 609 |
self assert:(rslt class == Float). |
610 |
"/ self assert:(rsltShortFloat class == Float). "/ ??? not a good test; some return a float |
|
611 |
self assert:(rsltLongFloat class == LongFloat). |
|
| 263 | 612 |
|
| 1624 | 613 |
self assert:( rslt - rsltShortFloat ) < epsilon. |
614 |
self assert:( rslt - rsltLongFloat ) < epsilon. |
|
| 263 | 615 |
"/ self assert:( rslt - rsltLargeFloat ) < epsilon. |
| 1624 | 616 |
self assert:( rslt - rslt asShortFloat ) < epsilon. |
617 |
self assert:( rslt - rslt asLongFloat ) < epsilon. |
|
| 263 | 618 |
"/ self assert:( rslt - rslt asLargeFloat ) < epsilon. |
619 |
]. |
|
620 |
||
621 |
self should:[ -2 arcSin ] raise:DomainError. |
|
622 |
self should:[ -2 arcCos ] raise:DomainError. |
|
623 |
self should:[ -1 arcTanh ] raise:DomainError. |
|
| 203 | 624 |
|
| 263 | 625 |
#( |
| 1624 | 626 |
0.0 |
627 |
0.5 |
|
628 |
1.0 |
|
629 |
2.0 |
|
630 |
1.57079 |
|
| 263 | 631 |
) do:[:x | |
| 1624 | 632 |
self assert:( x sin arcSin - x < epsilon). |
633 |
self assert:( x cos arcCos - x < epsilon). |
|
634 |
self assert:( x tan arcTan - x < epsilon). |
|
| 263 | 635 |
]. |
| 203 | 636 |
|
| 263 | 637 |
#( |
| 1624 | 638 |
-1.0 |
639 |
-0.5 |
|
640 |
0.0 |
|
641 |
0.5 |
|
642 |
1.0 |
|
| 263 | 643 |
) do:[:x | |
| 1624 | 644 |
self assert:( x arcSin sin - x < epsilon). |
645 |
self assert:( x arcCos cos - x < epsilon). |
|
646 |
self assert:( x arcTan tan - x < epsilon). |
|
| 263 | 647 |
]. |
| 203 | 648 |
|
| 263 | 649 |
#( |
| 1624 | 650 |
0.0 |
651 |
0.5 |
|
652 |
1.0 |
|
653 |
2.0 |
|
654 |
10 |
|
| 263 | 655 |
) do:[:x | |
| 1624 | 656 |
self assert:( x cosh arcCosh - x < epsilon). |
| 263 | 657 |
]. |
658 |
#( |
|
| 1624 | 659 |
-10 |
660 |
-2 |
|
661 |
-1 |
|
662 |
-0.5 |
|
663 |
0.0 |
|
664 |
0.5 |
|
665 |
1.0 |
|
666 |
2.0 |
|
667 |
10 |
|
| 263 | 668 |
) do:[:x | |
| 1624 | 669 |
self assert:( x sinh arcSinh - x < epsilon). |
670 |
self assert:( x tanh arcTanh - x < epsilon). |
|
| 263 | 671 |
]. |
672 |
||
| 198 | 673 |
|
| 263 | 674 |
#( |
| 1624 | 675 |
-0.99 |
676 |
-0.5 |
|
677 |
0.0 |
|
678 |
0.5 |
|
679 |
0.99 |
|
| 263 | 680 |
) do:[:x | |
| 1624 | 681 |
self assert:( x arcTanh - (( ( (1+x)/(1-x) ) ln ) / 2 ) ) < epsilon. |
| 263 | 682 |
]. |
683 |
||
684 |
#( |
|
| 1624 | 685 |
-10 |
686 |
-5 |
|
687 |
-2.0 |
|
688 |
-1.0 |
|
689 |
0.0 |
|
690 |
1.0 |
|
691 |
2.0 |
|
692 |
10 |
|
| 263 | 693 |
) do:[:x | |
| 1624 | 694 |
self assert:( x arcSinh sinh - x < epsilon). |
| 263 | 695 |
]. |
696 |
||
697 |
#( |
|
| 1624 | 698 |
1.0 |
699 |
2.0 |
|
700 |
10.0 |
|
| 263 | 701 |
) do:[:x | |
| 1624 | 702 |
self assert:( x arcCosh cosh - x < epsilon). |
| 198 | 703 |
]. |
| 192 | 704 |
|
| 1624 | 705 |
self assert:(2.0 raisedTo:2) = 4.0. |
706 |
self assert:(2 raisedTo:2.0) = 4.0. |
|
707 |
self assert:(2.0 raisedTo:2.0) = 4.0. |
|
708 |
||
| 192 | 709 |
" |
710 |
self basicNew test06_MiscMath |
|
711 |
" |
|
| 1321 | 712 |
|
| 1624 | 713 |
"Modified: / 02-07-2017 / 00:51:05 / cg" |
| 192 | 714 |
! |
715 |
||
716 |
test07_Truncation |
|
717 |
|check| |
|
718 |
||
719 |
check := [:num | |
|
| 1915 | 720 |
self assert:( num fractionPart + num truncated ) = num. |
721 |
self assert:( num fractionPart + num truncated ) class == num class. |
|
| 192 | 722 |
]. |
723 |
||
724 |
check value:1.6. |
|
725 |
check value:-1.6. |
|
726 |
||
727 |
check value:1.6 asShortFloat. |
|
728 |
check value:-1.6 asShortFloat. |
|
729 |
||
730 |
check value:1.6 asLongFloat. |
|
731 |
check value:-1.6 asLongFloat. |
|
732 |
||
733 |
||
734 |
self assert:( 1.6 ceiling ) = 2. |
|
735 |
self assert:( 1.6 asShortFloat ceiling ) = 2. |
|
736 |
self assert:( 1.6 asLongFloat ceiling ) = 2. |
|
737 |
||
738 |
self assert:( 1.6 ceilingAsFloat ) = 2.0. |
|
739 |
self assert:( 1.6 ceilingAsFloat ) class == Float. |
|
740 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) = 2.0 asShortFloat. |
|
741 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) class == ShortFloat. |
|
742 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) = 2.0 asLongFloat. |
|
743 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) class == LongFloat. |
|
744 |
||
745 |
||
746 |
self assert:( 1.6 floor ) = 1. |
|
747 |
self assert:( 1.6 asShortFloat floor ) = 1. |
|
748 |
self assert:( 1.6 asLongFloat floor ) = 1. |
|
749 |
||
750 |
self assert:( 1.6 floorAsFloat ) = 1.0. |
|
751 |
self assert:( 1.6 floorAsFloat ) class == Float. |
|
752 |
self assert:( 1.6 asShortFloat floorAsFloat ) = 1.0 asShortFloat. |
|
753 |
self assert:( 1.6 asShortFloat floorAsFloat ) class == ShortFloat. |
|
754 |
self assert:( 1.6 asLongFloat floorAsFloat ) = 1.0 asLongFloat. |
|
755 |
self assert:( 1.6 asLongFloat floorAsFloat ) class == LongFloat. |
|
756 |
||
| 1915 | 757 |
self assert:( -1.6 floor ) = -2. |
758 |
self assert:( -1.6 asShortFloat floor ) = -2. |
|
759 |
self assert:( -1.6 asLongFloat floor ) = -2. |
|
760 |
||
761 |
self assert:( -1.6 floorAsFloat ) = -2.0. |
|
762 |
self assert:( -1.6 floorAsFloat ) class == Float. |
|
763 |
self assert:( -1.6 asShortFloat floorAsFloat ) = -2.0 asShortFloat. |
|
764 |
self assert:( -1.6 asShortFloat floorAsFloat ) class == ShortFloat. |
|
765 |
self assert:( -1.6 asLongFloat floorAsFloat ) = -2.0 asLongFloat. |
|
766 |
self assert:( -1.6 asLongFloat floorAsFloat ) class == LongFloat. |
|
767 |
||
| 192 | 768 |
|
| 1447 | 769 |
self assert:( 0.4 rounded ) class == SmallInteger. |
770 |
self assert:( 0.4 rounded = 0 ). |
|
771 |
self assert:( 0.5 rounded = 1 ). |
|
772 |
self assert:( 0.6 rounded = 1 ). |
|
773 |
self assert:( -0.4 rounded = 0 ). |
|
774 |
self assert:( -0.5 rounded = -1 ). |
|
775 |
self assert:( -0.6 rounded = -1 ). |
|
| 192 | 776 |
|
| 1447 | 777 |
self assert:( 0.4 roundedAsFloat ) class == Float. |
778 |
self assert:( 0.4 roundedAsFloat = 0.0 ). |
|
779 |
self assert:( 0.5 roundedAsFloat = 1.0 ). |
|
780 |
self assert:( 0.6 roundedAsFloat = 1.0 ). |
|
781 |
self assert:( -0.4 roundedAsFloat = 0 ). |
|
782 |
self assert:( -0.5 roundedAsFloat = -1.0 ). |
|
783 |
self assert:( -0.6 roundedAsFloat = -1.0 ). |
|
| 192 | 784 |
|
| 1447 | 785 |
self assert:( 0.4 asShortFloat rounded ) class == SmallInteger. |
786 |
self assert:( 0.4 asShortFloat rounded = 0 ). |
|
787 |
self assert:( 0.5 asShortFloat rounded = 1 ). |
|
788 |
self assert:( 0.6 asShortFloat rounded = 1 ). |
|
789 |
self assert:( -0.4 asShortFloat rounded = 0 ). |
|
790 |
self assert:( -0.5 asShortFloat rounded = -1 ). |
|
791 |
self assert:( -0.6 asShortFloat rounded = -1 ). |
|
| 192 | 792 |
|
| 1447 | 793 |
self assert:( 0.4 asShortFloat roundedAsFloat ) class == ShortFloat. |
794 |
self assert:( 0.4 asShortFloat roundedAsFloat = 0.0 ). |
|
795 |
self assert:( 0.5 asShortFloat roundedAsFloat = 1.0 ). |
|
796 |
self assert:( 0.6 asShortFloat roundedAsFloat = 1.0 ). |
|
797 |
self assert:( -0.4 asShortFloat roundedAsFloat = 0 ). |
|
798 |
self assert:( -0.5 asShortFloat roundedAsFloat = -1.0 ). |
|
799 |
self assert:( -0.6 asShortFloat roundedAsFloat = -1.0 ). |
|
| 192 | 800 |
|
| 1447 | 801 |
self assert:( 0.4 asLongFloat rounded ) class == SmallInteger. |
802 |
self assert:( 0.4 asLongFloat rounded = 0 ). |
|
803 |
self assert:( 0.5 asLongFloat rounded = 1 ). |
|
804 |
self assert:( 0.6 asLongFloat rounded = 1 ). |
|
805 |
self assert:( -0.4 asLongFloat rounded = 0 ). |
|
806 |
self assert:( -0.5 asLongFloat rounded = -1 ). |
|
807 |
self assert:( -0.6 asLongFloat rounded = -1 ). |
|
| 192 | 808 |
|
| 1447 | 809 |
self assert:( 0.4 asLongFloat roundedAsFloat ) class == LongFloat. |
810 |
self assert:( 0.4 asLongFloat roundedAsFloat = 0.0 ). |
|
811 |
self assert:( 0.5 asLongFloat roundedAsFloat = 1.0 ). |
|
812 |
self assert:( 0.6 asLongFloat roundedAsFloat = 1.0 ). |
|
813 |
self assert:( -0.4 asLongFloat roundedAsFloat = 0 ). |
|
814 |
self assert:( -0.5 asLongFloat roundedAsFloat = -1.0 ). |
|
815 |
self assert:( -0.6 asLongFloat roundedAsFloat = -1.0 ). |
|
| 192 | 816 |
|
| 1447 | 817 |
self assert:( 0.4 truncated ) class == SmallInteger. |
818 |
self assert:( 0.4 truncated = 0 ). |
|
819 |
self assert:( 0.5 truncated = 0 ). |
|
820 |
self assert:( 0.6 truncated = 0 ). |
|
821 |
self assert:( -0.4 truncated = 0 ). |
|
822 |
self assert:( -0.5 truncated = 0 ). |
|
823 |
self assert:( -0.6 truncated = 0 ). |
|
| 192 | 824 |
|
| 1447 | 825 |
self assert:( 0.4 truncatedAsFloat ) class == Float. |
826 |
self assert:( 0.4 truncatedAsFloat = 0.0 ). |
|
827 |
self assert:( 0.5 truncatedAsFloat = 0.0 ). |
|
828 |
self assert:( 0.6 truncatedAsFloat = 0.0 ). |
|
829 |
self assert:( -0.4 truncatedAsFloat = 0 ). |
|
830 |
self assert:( -0.5 truncatedAsFloat = 0.0 ). |
|
831 |
self assert:( -0.6 truncatedAsFloat = 0.0 ). |
|
| 192 | 832 |
|
| 1447 | 833 |
self assert:( 0.4 asShortFloat truncated ) class == SmallInteger. |
834 |
self assert:( 0.4 asShortFloat truncated = 0 ). |
|
835 |
self assert:( 0.5 asShortFloat truncated = 0 ). |
|
836 |
self assert:( 0.6 asShortFloat truncated = 0 ). |
|
837 |
self assert:( -0.4 asShortFloat truncated = 0 ). |
|
838 |
self assert:( -0.5 asShortFloat truncated = 0 ). |
|
839 |
self assert:( -0.6 asShortFloat truncated = 0 ). |
|
| 192 | 840 |
|
| 1447 | 841 |
self assert:( 0.4 asShortFloat truncatedAsFloat ) class == ShortFloat. |
842 |
self assert:( 0.4 asShortFloat truncatedAsFloat = 0.0 ). |
|
843 |
self assert:( 0.5 asShortFloat truncatedAsFloat = 0.0 ). |
|
844 |
self assert:( 0.6 asShortFloat truncatedAsFloat = 0.0 ). |
|
845 |
self assert:( -0.4 asShortFloat truncatedAsFloat = 0 ). |
|
846 |
self assert:( -0.5 asShortFloat truncatedAsFloat = 0.0 ). |
|
847 |
self assert:( -0.6 asShortFloat truncatedAsFloat = 0.0 ). |
|
| 192 | 848 |
|
| 1447 | 849 |
self assert:( 0.4 asLongFloat truncated ) class == SmallInteger. |
850 |
self assert:( 0.4 asLongFloat truncated = 0 ). |
|
851 |
self assert:( 0.5 asLongFloat truncated = 0 ). |
|
852 |
self assert:( 0.6 asLongFloat truncated = 0 ). |
|
853 |
self assert:( -0.4 asLongFloat truncated = 0 ). |
|
854 |
self assert:( -0.5 asLongFloat truncated = 0 ). |
|
855 |
self assert:( -0.6 asLongFloat truncated = 0 ). |
|
| 192 | 856 |
|
| 1447 | 857 |
self assert:( 0.4 asLongFloat truncatedAsFloat ) class == LongFloat. |
858 |
self assert:( 0.4 asLongFloat truncatedAsFloat = 0.0 ). |
|
859 |
self assert:( 0.5 asLongFloat truncatedAsFloat = 0.0 ). |
|
860 |
self assert:( 0.6 asLongFloat truncatedAsFloat = 0.0 ). |
|
861 |
self assert:( -0.4 asLongFloat truncatedAsFloat = 0 ). |
|
862 |
self assert:( -0.5 asLongFloat truncatedAsFloat = 0.0 ). |
|
863 |
self assert:( -0.6 asLongFloat truncatedAsFloat = 0.0 ). |
|
| 192 | 864 |
|
865 |
" |
|
866 |
self basicNew test07_Truncation |
|
867 |
" |
|
| 197 | 868 |
! |
869 |
||
870 |
test08_Representation |
|
| 1391 | 871 |
self assert: (Float unity class == Float). |
872 |
self assert: (ShortFloat unity class == ShortFloat). |
|
873 |
self assert: (LongFloat unity class == LongFloat). |
|
874 |
||
875 |
self assert: (Float unity = 1.0). |
|
876 |
self assert: (ShortFloat unity = 1.0). |
|
877 |
self assert: (LongFloat unity = 1.0). |
|
878 |
||
879 |
self assert: (Float zero class == Float). |
|
880 |
self assert: (ShortFloat zero class == ShortFloat). |
|
881 |
self assert: (LongFloat zero class == LongFloat). |
|
882 |
||
883 |
self assert: (Float zero = 0.0). |
|
884 |
self assert: (ShortFloat zero = 0.0). |
|
885 |
self assert: (LongFloat zero = 0.0). |
|
886 |
||
887 |
self assert:( LongFloat unity = 1 asLongFloat ). |
|
888 |
self assert:( ShortFloat unity = 1 asShortFloat ). |
|
889 |
self assert:( Float unity = 1 asFloat ). |
|
890 |
||
| 197 | 891 |
self assert:( 0.0 exponent = 0 ). |
892 |
self assert:( 1.0 exponent = 1 ). |
|
893 |
self assert:( 2.0 exponent = 2 ). |
|
894 |
self assert:( 3.0 exponent = 2 ). |
|
895 |
self assert:( 4.0 exponent = 3 ). |
|
896 |
self assert:( 0.5 exponent = 0 ). |
|
897 |
self assert:( 0.4 exponent = -1 ). |
|
898 |
self assert:( 0.25 exponent = -1 ). |
|
899 |
self assert:( 0.125 exponent = -2 ). |
|
900 |
self assert:( 0.00000011111 exponent = -23 ). |
|
901 |
||
| 1447 | 902 |
self assert:( 0.0 asShortFloat exponent = 0 ). |
| 197 | 903 |
self assert:( 1.0 asShortFloat exponent = 1 ). |
904 |
self assert:( 2.0 asShortFloat exponent = 2 ). |
|
905 |
self assert:( 3.0 asShortFloat exponent = 2 ). |
|
906 |
self assert:( 4.0 asShortFloat exponent = 3 ). |
|
907 |
self assert:( 0.5 asShortFloat exponent = 0 ). |
|
908 |
self assert:( 0.4 asShortFloat exponent = -1 ). |
|
909 |
self assert:( 0.25 asShortFloat exponent = -1 ). |
|
910 |
self assert:( 0.125 asShortFloat exponent = -2 ). |
|
911 |
self assert:( 0.00000011111 asShortFloat exponent = -23 ). |
|
912 |
||
| 1447 | 913 |
self assert:( 0.0 asLongFloat exponent = 0 ). |
| 197 | 914 |
self assert:( 1.0 asLongFloat exponent = 1 ). |
915 |
self assert:( 2.0 asLongFloat exponent = 2 ). |
|
916 |
self assert:( 3.0 asLongFloat exponent = 2 ). |
|
917 |
self assert:( 4.0 asLongFloat exponent = 3 ). |
|
918 |
self assert:( 0.5 asLongFloat exponent = 0 ). |
|
919 |
self assert:( 0.4 asLongFloat exponent = -1 ). |
|
920 |
self assert:( 0.25 asLongFloat exponent = -1 ). |
|
921 |
self assert:( 0.125 asLongFloat exponent = -2 ). |
|
922 |
self assert:( 0.00000011111 asLongFloat exponent = -23 ). |
|
923 |
||
| 2421 | 924 |
#( 1.0 1 |
925 |
2.0 2 |
|
926 |
3.0 3 |
|
927 |
4.0 4 |
|
928 |
12345.0 12345 |
|
929 |
0.0 0 |
|
930 |
-1.0 -1 |
|
931 |
-2.0 -2 |
|
932 |
-3.0 -3 |
|
933 |
-4.0 -4 |
|
934 |
-12345.0 -12345 |
|
935 |
) pairWiseDo:[:f :i | |
|
936 |
self assert:( f exponent = i exponent ). |
|
937 |
self assert:( f mantissa = i mantissa ). |
|
938 |
self assert:( f mantissa * (2 raisedTo:f exponent))= f. |
|
939 |
self assert:( i mantissa * (2 raisedTo:i exponent)) = i. |
|
940 |
||
941 |
self assert:( f exponent = f asShortFloat exponent ). |
|
942 |
self assert:( f exponent = f asLongFloat exponent ). |
|
943 |
self assert:( f exponent = f asQDouble exponent ). |
|
944 |
self assert:( f exponent = f asQuadFloat exponent ). |
|
| 2422 | 945 |
self assert:( f asShortFloat mantissa * (2 raisedTo:f asShortFloat exponent))= f. |
946 |
self assert:( f asLongFloat mantissa * (2 raisedTo:f asLongFloat exponent))= f. |
|
947 |
self assert:( f asQDouble mantissa * (2 raisedTo:f asQDouble exponent))= f. |
|
948 |
self assert:( f asQuadFloat mantissa * (2 raisedTo:f asQuadFloat exponent))= f. |
|
| 2421 | 949 |
]. |
| 197 | 950 |
" |
951 |
self basicNew test08_Representation |
|
952 |
" |
|
| 604 | 953 |
|
954 |
"Modified: / 02-08-2011 / 18:34:39 / cg" |
|
| 1626 | 955 |
! |
956 |
||
957 |
test09_ComplexRoots |
|
958 |
|rslt| |
|
959 |
||
960 |
self should:[ -4 sqrt ] raise:ImaginaryResultError. |
|
961 |
||
962 |
rslt := Complex trapImaginary:[ -4 sqrt ]. |
|
963 |
self assert:(rslt = 2 i). |
|
964 |
||
965 |
rslt := nil. |
|
966 |
Complex trapImaginary:[ rslt := -4 sqrt ]. |
|
967 |
self assert:(rslt = 2 i). |
|
968 |
||
969 |
self shouldnt:[ rslt := -8 cbrt ] raise:ImaginaryResultError. |
|
970 |
self assert:(rslt = -2). |
|
971 |
||
972 |
" |
|
973 |
self basicNew test09_ComplexRoots |
|
974 |
" |
|
975 |
||
976 |
"Created: / 03-07-2017 / 13:51:54 / cg" |
|
| 192 | 977 |
! ! |
978 |
||
979 |
!FloatTest class methodsFor:'documentation'! |
|
980 |
||
981 |
version |
|
982 |
^ '$Header$' |
|
|
756
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
983 |
! |
|
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
984 |
|
|
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
985 |
version_CVS |
|
0fcddf68c5a4
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
755
diff
changeset
|
986 |
^ '$Header$' |
| 192 | 987 |
! ! |
|
755
b1269691d037
class: RegressionTests::FloatTest
Claus Gittinger <cg@exept.de>
parents:
665
diff
changeset
|
988 |