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"{ Package: 'stx:goodies/regression' }"
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204
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"{ NameSpace: RegressionTests }"
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TestCase subclass:#LargeFloatTest
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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1070
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category:'tests-Regression-Numbers'
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204
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!
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!LargeFloatTest methodsFor:'helpers'!
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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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|one half x count|
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one := aFloatClass unity. "/ 1.0 in this class
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1720
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"/ largefloats have infinite precition (potentially)
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one precision isFinite ifFalse:[^ Infinity positive].
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half := one coerce:0.5.
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x := one.
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count := 0.
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[ one + x ~= one] whileTrue:[
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x := x * half.
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count := count + 1.
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].
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^ count
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"
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self basicNew actualPrecisionOf:ShortFloat
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self basicNew actualPrecisionOf:Float
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self basicNew actualPrecisionOf:LongFloat
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"
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1720
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"Modified: / 10-10-2017 / 12:50:21 / cg"
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204
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! !
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!LargeFloatTest methodsFor:'tests'!
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test01_Nan
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"NaN in all avaliable formats."
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|shouldBeNaN|
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shouldBeNaN := 0.0 asLargeFloat uncheckedDivide: 0.0.
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self assert:( shouldBeNaN isMemberOf:LargeFloat ).
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN isFinite not ).
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shouldBeNaN := 0.0 asLargeFloat uncheckedDivide: 0.0.
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self assert:( shouldBeNaN asShortFloat isNaN ).
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self assert:( shouldBeNaN asLongFloat isNaN ).
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self should:[ shouldBeNaN asInteger ] raise:DomainError.
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self assert:( shouldBeNaN + 1 ) isNaN.
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self assert:( shouldBeNaN + 1.0 ) isNaN.
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self assert:( shouldBeNaN + 1.0 asShortFloat ) isNaN.
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self assert:( shouldBeNaN + 1.0 asLongFloat ) isNaN.
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self assert:( shouldBeNaN + 1.0 asLargeFloat ) isNaN.
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self assert:( 1 + shouldBeNaN ) isNaN.
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self assert:( 1.0 + shouldBeNaN ) isNaN.
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self assert:( 1.0 asShortFloat + shouldBeNaN ) isNaN.
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self assert:( 1.0 asLongFloat + shouldBeNaN ) isNaN.
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self assert:( 1.0 asLargeFloat + shouldBeNaN ) isNaN.
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self assert:( shouldBeNaN - 1 ) isNaN.
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self assert:( shouldBeNaN - 1.0 ) isNaN.
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self assert:( shouldBeNaN - 1.0 asShortFloat ) isNaN.
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self assert:( shouldBeNaN - 1.0 asLongFloat ) isNaN.
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self assert:( shouldBeNaN - 1.0 asLargeFloat ) isNaN.
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self assert:( 1 - shouldBeNaN ) isNaN.
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self assert:( 1.0 - shouldBeNaN ) isNaN.
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self assert:( 1.0 asShortFloat - shouldBeNaN ) isNaN.
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self assert:( 1.0 asLongFloat - shouldBeNaN ) isNaN.
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self assert:( 1.0 asLargeFloat - shouldBeNaN ) isNaN.
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"
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self basicNew test01_Nan
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"
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!
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test02_Inf
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"Infinity in all avaliable formats."
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|check posInf negInf|
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check :=
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[:v1 :v2 |
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posInf := v1 uncheckedDivide: v2.
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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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204
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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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204
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check value: 1.0 asLargeFloat value: 0.0 asLargeFloat.
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"
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self basicNew test02_Inf
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"
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!
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test03_Conversion
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self assert:( 1.0 asLargeFloat asTrueFraction == 1 ).
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self assert:( 2.0 asLargeFloat asTrueFraction == 2 ).
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self assert:( 4.0 asLargeFloat asTrueFraction == 4 ).
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self assert:( 8.0 asLargeFloat asTrueFraction == 8 ).
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self assert:( 16.0 asLargeFloat asTrueFraction == 16 ).
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self assert:( 1048576.0 asLargeFloat asTrueFraction == 1048576 ).
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self assert:( 0.5 asLargeFloat asTrueFraction = (1/2) ).
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self assert:( 0.25 asLargeFloat asTrueFraction = (1/4) ).
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self assert:( 0.125 asLargeFloat asTrueFraction = (1/8) ).
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"
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self basicNew test03_Conversion
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"
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1752
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"Modified: / 10-10-2017 / 15:27:24 / cg"
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204
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!
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test04_Arithmetic
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self assert:( 1.0 asLargeFloat + 1.0 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat + 1.0 asShortFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat + 1.0 asFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat + 1 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat - 1.0 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat - 1.0 asShortFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat - 1.0 asFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat - 1 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat * 1.0 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat * 1.0 asShortFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat * 1.0 asFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat * 1 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat / 1.0 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat / 1.0 asShortFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat / 1.0 asFloat ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat / 1 ) class == LargeFloat.
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self assert:( 1.0 asLargeFloat + 1.0 asLargeFloat) = 2.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat + 0.0 asLargeFloat) = 1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat + 2.0 asLargeFloat) = 3.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat + 3.0 asLargeFloat) = 4.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat + 1.0 asLargeFloat negated) = 0.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat + 2.0 asLargeFloat negated) = -1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat + -1.0 asLargeFloat negated) = 2.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - 1.0 asLargeFloat) = 0.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - 0.0 asLargeFloat) = 1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - 2.0 asLargeFloat) = -1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - 3.0 asLargeFloat) = -2.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - 1.0 asLargeFloat negated) = 2.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - 2.0 asLargeFloat negated) = 3.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat - -1.0 asLargeFloat negated) = 0.0 asLargeFloat.
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200 |
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self assert:( 1.0 asLargeFloat * 1.0 asLargeFloat) = 1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat * 0.0 asLargeFloat) = 0.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat * 2.0 asLargeFloat) = 2.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat * 3.0 asLargeFloat) = 3.0 asLargeFloat.
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self assert:( 2.0 asLargeFloat * 3.0 asLargeFloat) = 6.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat * 1.0 asLargeFloat negated) = -1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat * 2.0 asLargeFloat negated) = -2.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat * -1.0 asLargeFloat negated) = 1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat / 1.0 asLargeFloat) = 1.0 asLargeFloat.
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self assert:( 1.0 asLargeFloat / 2.0 asLargeFloat) = 0.5 asLargeFloat.
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self assert:( 3.0 asLargeFloat / 2.0 asLargeFloat) = (3/2) asLargeFloat.
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"
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self basicNew test04_Arithmetic
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"
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!
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1752
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test04b_Division
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|epsilon|
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"/ self assert:( 1.0 asLargeFloat / 1.0 ) class == LargeFloat.
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"/ self assert:( 1.0 asLargeFloat / 1.0 asShortFloat ) class == LargeFloat.
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"/ self assert:( 1.0 asLargeFloat / 1.0 asFloat ) class == LargeFloat.
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"/ self assert:( 1.0 asLargeFloat / 1 ) class == LargeFloat.
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"/
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"/ self assert:( 1.0 asLargeFloat / 1.0 asLargeFloat) = 1.0 asLargeFloat.
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"/ self assert:( 1.0 asLargeFloat / 2.0 asLargeFloat) = 0.5 asLargeFloat.
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"/ self assert:( 3.0 asLargeFloat / 2.0 asLargeFloat) = (3/2) asLargeFloat.
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self assert:( 0.25 asLargeFloat / 2.0 asLargeFloat) = 0.125 asLargeFloat.
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self assert:( 1.0 asLargeFloat / 2.0 asLargeFloat) = 0.5 asLargeFloat.
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self assert:( 1.0 asLargeFloat / 4.0 asLargeFloat) = 0.25 asLargeFloat.
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self assert:( 1.0 asLargeFloat / 8.0 asLargeFloat) = 0.125 asLargeFloat.
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236 |
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"/ the precision of a largeInteger is the precision of its origin
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epsilon := 1.0 asLargeFloat epsilon.
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239 |
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self assert:(( 1.0 asLargeFloat / 5.0 asLargeFloat) isAlmostEqualTo:0.2 withError:epsilon).
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self assert:(( 1.0 asLargeFloat / 10.0 asLargeFloat) isAlmostEqualTo:0.1 withError:epsilon).
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242 |
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"/ the precision of a largeInteger is the precision of its origin
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epsilon := 1.0 / (2 raisedTo:(LargeFloat defaultPrecision - 1)).
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epsilon := 0.00000000000000001. "/ -- fails
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epsilon := 0.0000000000000001.
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self assert:(( 1 asLargeFloat / 5 asLargeFloat) isAlmostEqualTo:0.2 withError:epsilon).
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self assert:(( 1 asLargeFloat / 10 asLargeFloat) isAlmostEqualTo:0.1 withError:epsilon).
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"
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self basicNew test04b_Division
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"
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254 |
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"Created: / 10-10-2017 / 15:13:28 / cg"
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!
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257 |
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1775
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test04c_Multiplication
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self assert:((1 asLargeFloat to:50 asLargeFloat) product) = (50 factorial)
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"
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self basicNew test04c_Multiplication
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"
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264 |
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"Created: / 10-10-2017 / 16:22:56 / cg"
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!
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204
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test05_Comparing
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self assert:( 2.0 asLargeFloat = 2 ).
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self assert:( 2.0 asLargeFloat = 2.0 asShortFloat ).
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self assert:( 2.0 asLargeFloat = 2.0 ).
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self assert:( 2.0 asLargeFloat = 2.0 asLongFloat ).
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self assert:( 2.0 asLargeFloat = 2.0 asLargeFloat ).
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274 |
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self assert:( 2.0 asLargeFloat = 3 ) not.
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self assert:( 2.0 asLargeFloat = 3.0 asShortFloat ) not.
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self assert:( 2.0 asLargeFloat = 3.0 ) not.
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278 |
self assert:( 2.0 asLargeFloat = 3.0 asLongFloat ) not.
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self assert:( 2.0 asLargeFloat = 3.0 asLargeFloat ) not.
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280 |
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self assert:( 2.0 asLargeFloat < 3 ).
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self assert:( 2.0 asLargeFloat < 3.0 asShortFloat ).
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self assert:( 2.0 asLargeFloat < 3.0 asLargeFloat ).
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284 |
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self assert:( 200000000000000000000.0 asLargeFloat < 200000000000100000000 ).
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286 |
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self assert:( 200000000000000000000 < 200001000000000000000.0 asLargeFloat ).
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288 |
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289 |
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self assert:( 2.0 asLargeFloat <= 3 ).
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self assert:( 2.0 asLargeFloat <= 2 ).
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self assert:( 2.0 asLargeFloat <= 3.0 asShortFloat ).
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293 |
self assert:( 2.0 asLargeFloat <= 2.0 asShortFloat ).
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294 |
self assert:( 2.0 asLargeFloat <= 3.0 asLongFloat ).
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295 |
self assert:( 2.0 asLargeFloat <= 2.0 asLongFloat ).
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296 |
self assert:( 2.0 asLargeFloat <= 3.0 asLargeFloat ).
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297 |
self assert:( 2.0 asLargeFloat <= 2.0 asLargeFloat ).
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298 |
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self assert:( 200000000000000000000.0 asLargeFloat <= 200000000000000000001 ).
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self assert:( 200000000000000000000.0 asLargeFloat <= 200000000000000000000 ).
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301 |
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302 |
self assert:( 200000000000000000000 <= 200001000000000000000.0 asLargeFloat ).
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self assert:( 200000000000000000000 <= 200000000000000000000.0 asLargeFloat ).
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304 |
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1752
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305 |
1 to:1000 do:[:a |
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306 |
0 to:a-1 do:[:b |
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307 |
|fA fB|
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308 |
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self assert:(b < a).
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self assert:(b <= a).
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311 |
self assert:(a > b).
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self assert:(a >= b).
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self assert:(a ~= b).
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314 |
self assert:(a = b) not.
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315 |
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316 |
fA := a asLargeFloat.
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317 |
fB := b asLargeFloat.
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318 |
self assert:(fB < fA).
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319 |
self assert:(fB <= fA).
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320 |
self assert:(fA > fB).
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321 |
self assert:(fA >= fB).
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322 |
self assert:(fA ~= fB).
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323 |
self assert:(fA = fB) not.
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|
324 |
].
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325 |
].
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326 |
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327 |
1 asLargeFloat to:1000 asLargeFloat do:[:fA |
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328 |
0 asLargeFloat to:fA-1 do:[:fB |
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329 |
self assert:(fB < fA).
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330 |
self assert:(fB <= fA).
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331 |
self assert:(fA > fB).
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332 |
self assert:(fA >= fB).
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333 |
self assert:(fA ~= fB).
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334 |
self assert:(fA = fB) not.
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335 |
].
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336 |
].
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|
337 |
|
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204
|
338 |
"
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|
339 |
self basicNew test05_Comparing
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|
340 |
"
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1752
|
341 |
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|
342 |
"Modified (format): / 10-10-2017 / 15:20:37 / cg"
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204
|
343 |
!
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344 |
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345 |
test06_MiscMath
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346 |
#(
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1720
|
347 |
sqrt 100000.0
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348 |
sqrt 1000.0
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349 |
sqrt 100.0
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350 |
sqrt 100
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351 |
sqrt 2.0
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352 |
sqrt 1.0
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353 |
sqrt 0.5
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354 |
sqrt 0.0
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355 |
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204
|
356 |
"/ exp 0.5
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1720
|
357 |
"/ ln 100.0
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|
358 |
"/ ln 10.0
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204
|
359 |
"/ ln 0.5
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1720
|
360 |
|
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|
361 |
"/ log10 100.0
|
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|
362 |
"/ log10 10.0
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204
|
363 |
"/ log10 0.5
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1720
|
364 |
|
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204
|
365 |
"/ sin 0.5
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|
366 |
"/ cos 0.5
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|
367 |
"/ tan 0.5
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|
368 |
"/ arcSin 0.5
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|
369 |
"/ arcCos 0.5
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|
370 |
"/ arcTan 0.5
|
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|
371 |
|
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1720
|
372 |
sinh 0.5
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|
373 |
cosh 0.5
|
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|
374 |
tanh 0.5
|
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|
375 |
"/ arcSinh 0.5
|
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|
376 |
"/ arcCosh 1.5
|
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|
377 |
"/ arcTanh 0.5
|
|
204
|
378 |
) pairWiseDo:[:op :arg |
|
|
|
379 |
"/ self assert:( arg asLargeFloat perform:op ) class == LargeFloat.
|
|
1720
|
380 |
( arg asLargeFloat perform:op ) class == LargeFloat ifFalse:[
|
|
|
381 |
Transcript showCR:'warning: missing LargeFloat function: ' , op.
|
|
|
382 |
].
|
|
204
|
383 |
|
|
1720
|
384 |
self assert:( (arg perform:op) - (arg asLargeFloat perform:op) ) < 0.000001.
|
|
|
385 |
self assert:( (arg perform:op) - (arg perform:op) asLargeFloat ) < 0.000001.
|
|
204
|
386 |
].
|
|
|
387 |
|
|
|
388 |
"
|
|
|
389 |
self basicNew test06_MiscMath
|
|
|
390 |
"
|
|
1720
|
391 |
|
|
|
392 |
"Modified: / 10-10-2017 / 12:54:52 / cg"
|
|
204
|
393 |
!
|
|
|
394 |
|
|
|
395 |
test07_Truncation
|
|
|
396 |
|check|
|
|
|
397 |
|
|
|
398 |
check := [:num |
|
|
1447
|
399 |
self assert:( num fractionPart + num truncated ) = num.
|
|
|
400 |
self assert:( num fractionPart + num truncated ) class == num class.
|
|
204
|
401 |
].
|
|
|
402 |
|
|
|
403 |
check value:1.6 asLargeFloat.
|
|
|
404 |
check value:-1.6 asLargeFloat.
|
|
|
405 |
|
|
|
406 |
|
|
|
407 |
self assert:( 1.6 asLargeFloat ceiling ) = 2.
|
|
|
408 |
|
|
|
409 |
self assert:( 1.6 asLargeFloat ceilingAsFloat ) = 2.0 asLargeFloat.
|
|
|
410 |
self assert:( 1.6 asLargeFloat ceilingAsFloat ) class == LargeFloat.
|
|
|
411 |
|
|
|
412 |
|
|
|
413 |
self assert:( 1.6 asLargeFloat floor ) = 1.
|
|
|
414 |
|
|
|
415 |
self assert:( 1.6 asLargeFloat floorAsFloat ) = 1.0 asLargeFloat.
|
|
|
416 |
self assert:( 1.6 asLargeFloat floorAsFloat ) class == LargeFloat.
|
|
|
417 |
|
|
|
418 |
|
|
1447
|
419 |
self assert:( 0.4 asLargeFloat rounded ) class == SmallInteger.
|
|
|
420 |
self assert:( 0.4 asLargeFloat rounded = 0 ).
|
|
|
421 |
self assert:( 0.5 asLargeFloat rounded = 1 ).
|
|
|
422 |
self assert:( 0.6 asLargeFloat rounded = 1 ).
|
|
|
423 |
self assert:( -0.4 asLargeFloat rounded = 0 ).
|
|
|
424 |
self assert:( -0.5 asLargeFloat rounded = -1 ).
|
|
|
425 |
self assert:( -0.6 asLargeFloat rounded = -1 ).
|
|
204
|
426 |
|
|
1447
|
427 |
self assert:( 0.4 asLargeFloat roundedAsFloat ) class == LargeFloat.
|
|
|
428 |
self assert:( 0.4 asLargeFloat roundedAsFloat = 0.0 ).
|
|
|
429 |
self assert:( 0.5 asLargeFloat roundedAsFloat = 1.0 ).
|
|
|
430 |
self assert:( 0.6 asLargeFloat roundedAsFloat = 1.0 ).
|
|
|
431 |
self assert:( -0.4 asLargeFloat roundedAsFloat = 0 ).
|
|
|
432 |
self assert:( -0.5 asLargeFloat roundedAsFloat = -1.0 ).
|
|
|
433 |
self assert:( -0.6 asLargeFloat roundedAsFloat = -1.0 ).
|
|
204
|
434 |
|
|
1447
|
435 |
self assert:( 0.4 truncated ) class == SmallInteger.
|
|
|
436 |
self assert:( 0.4 truncated = 0 ).
|
|
|
437 |
self assert:( 0.5 truncated = 0 ).
|
|
|
438 |
self assert:( 0.6 truncated = 0 ).
|
|
|
439 |
self assert:( -0.4 truncated = 0 ).
|
|
|
440 |
self assert:( -0.5 truncated = 0 ).
|
|
|
441 |
self assert:( -0.6 truncated = 0 ).
|
|
204
|
442 |
|
|
1447
|
443 |
self assert:( 0.4 truncatedAsFloat ) class == Float.
|
|
|
444 |
self assert:( 0.4 truncatedAsFloat = 0.0 ).
|
|
|
445 |
self assert:( 0.5 truncatedAsFloat = 0.0 ).
|
|
|
446 |
self assert:( 0.6 truncatedAsFloat = 0.0 ).
|
|
|
447 |
self assert:( -0.4 truncatedAsFloat = 0 ).
|
|
|
448 |
self assert:( -0.5 truncatedAsFloat = 0.0 ).
|
|
|
449 |
self assert:( -0.6 truncatedAsFloat = 0.0 ).
|
|
204
|
450 |
|
|
1447
|
451 |
self assert:( 0.4 asShortFloat truncated ) class == SmallInteger.
|
|
|
452 |
self assert:( 0.4 asShortFloat truncated = 0 ).
|
|
|
453 |
self assert:( 0.5 asShortFloat truncated = 0 ).
|
|
|
454 |
self assert:( 0.6 asShortFloat truncated = 0 ).
|
|
|
455 |
self assert:( -0.4 asShortFloat truncated = 0 ).
|
|
|
456 |
self assert:( -0.5 asShortFloat truncated = 0 ).
|
|
|
457 |
self assert:( -0.6 asShortFloat truncated = 0 ).
|
|
204
|
458 |
|
|
1447
|
459 |
self assert:( 0.4 asShortFloat truncatedAsFloat ) class == ShortFloat.
|
|
|
460 |
self assert:( 0.4 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
461 |
self assert:( 0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
462 |
self assert:( 0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
463 |
self assert:( -0.4 asShortFloat truncatedAsFloat = 0 ).
|
|
|
464 |
self assert:( -0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
465 |
self assert:( -0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
204
|
466 |
|
|
1447
|
467 |
self assert:( 0.4 asLargeFloat truncated ) class == SmallInteger.
|
|
|
468 |
self assert:( 0.4 asLargeFloat truncated = 0 ).
|
|
|
469 |
self assert:( 0.5 asLargeFloat truncated = 0 ).
|
|
|
470 |
self assert:( 0.6 asLargeFloat truncated = 0 ).
|
|
|
471 |
self assert:( -0.4 asLargeFloat truncated = 0 ).
|
|
|
472 |
self assert:( -0.5 asLargeFloat truncated = 0 ).
|
|
|
473 |
self assert:( -0.6 asLargeFloat truncated = 0 ).
|
|
204
|
474 |
|
|
1447
|
475 |
self assert:( 0.4 asLargeFloat truncatedAsFloat ) class == LargeFloat.
|
|
|
476 |
self assert:( 0.4 asLargeFloat truncatedAsFloat = 0.0 ).
|
|
|
477 |
self assert:( 0.5 asLargeFloat truncatedAsFloat = 0.0 ).
|
|
|
478 |
self assert:( 0.6 asLargeFloat truncatedAsFloat = 0.0 ).
|
|
|
479 |
self assert:( -0.4 asLargeFloat truncatedAsFloat = 0 ).
|
|
|
480 |
self assert:( -0.5 asLargeFloat truncatedAsFloat = 0.0 ).
|
|
|
481 |
self assert:( -0.6 asLargeFloat truncatedAsFloat = 0.0 ).
|
|
204
|
482 |
|
|
|
483 |
"
|
|
|
484 |
self basicNew test07_Truncation
|
|
|
485 |
"
|
|
|
486 |
!
|
|
|
487 |
|
|
|
488 |
test08_Representation
|
|
1752
|
489 |
self assert:( LargeFloat new
|
|
|
490 |
mantissa:1 exponent:1) printString = '2.0'.
|
|
|
491 |
|
|
|
492 |
self assert:( 0.0 asLargeFloat mantissa == 0).
|
|
|
493 |
self assert:( 0.0 asLargeFloat exponent == 0).
|
|
|
494 |
|
|
|
495 |
self assert:( 1.0 asLargeFloat mantissa == 1).
|
|
|
496 |
self assert:( 1.0 asLargeFloat exponent == 0).
|
|
|
497 |
|
|
|
498 |
self assert:( 2.0 asLargeFloat mantissa == 1).
|
|
|
499 |
self assert:( 2.0 asLargeFloat exponent == 1).
|
|
|
500 |
|
|
|
501 |
self assert:( 4.0 asLargeFloat mantissa == 1).
|
|
|
502 |
self assert:( 4.0 asLargeFloat exponent == 2).
|
|
|
503 |
|
|
|
504 |
self assert:( 5.0 asLargeFloat mantissa == 5).
|
|
|
505 |
self assert:( 5.0 asLargeFloat exponent == 0).
|
|
|
506 |
|
|
|
507 |
self assert:( 7.0 asLargeFloat mantissa == 7).
|
|
|
508 |
self assert:( 7.0 asLargeFloat exponent == 0).
|
|
|
509 |
|
|
|
510 |
self assert:( 14.0 asLargeFloat mantissa == 7).
|
|
|
511 |
self assert:( 14.0 asLargeFloat exponent == 1).
|
|
|
512 |
|
|
|
513 |
self assert:( 0.5 asLargeFloat mantissa == 1).
|
|
|
514 |
self assert:( 0.5 asLargeFloat exponent == -1).
|
|
|
515 |
|
|
|
516 |
self assert:( 0.25 asLargeFloat mantissa == 1).
|
|
|
517 |
self assert:( 0.25 asLargeFloat exponent == -2).
|
|
204
|
518 |
|
|
|
519 |
"
|
|
|
520 |
self basicNew test08_Representation
|
|
|
521 |
"
|
|
1752
|
522 |
|
|
|
523 |
"Modified (format): / 10-10-2017 / 15:28:08 / cg"
|
|
204
|
524 |
!
|
|
|
525 |
|
|
|
526 |
test09_Testing
|
|
1447
|
527 |
self assert:( 0.0 asLargeFloat isZero ).
|
|
|
528 |
self assert:( 1.0 asLargeFloat isZero not ).
|
|
204
|
529 |
|
|
1447
|
530 |
self assert:( 0.0 asLargeFloat negative not ).
|
|
|
531 |
self assert:( 1.0 asLargeFloat negative not ).
|
|
|
532 |
self assert:( -1.0 asLargeFloat negative ).
|
|
204
|
533 |
|
|
1447
|
534 |
self assert:( 0.0 asLargeFloat positive ).
|
|
|
535 |
self assert:( 1.0 asLargeFloat positive ).
|
|
|
536 |
self assert:( -1.0 asLargeFloat positive not ).
|
|
204
|
537 |
|
|
1447
|
538 |
self assert:( 0.0 asLargeFloat strictlyPositive not ).
|
|
|
539 |
self assert:( 1.0 asLargeFloat strictlyPositive ).
|
|
|
540 |
self assert:( -1.0 asLargeFloat strictlyPositive not ).
|
|
204
|
541 |
|
|
1447
|
542 |
self assert:( 0.0 asLargeFloat sign == 0 ).
|
|
|
543 |
self assert:( 1.0 asLargeFloat sign == 1 ).
|
|
|
544 |
self assert:( -1.0 asLargeFloat sign == -1 ).
|
|
204
|
545 |
|
|
|
546 |
"
|
|
|
547 |
self basicNew test09_Testing
|
|
|
548 |
"
|
|
1775
|
549 |
!
|
|
|
550 |
|
|
|
551 |
test10_Printing
|
|
|
552 |
|fac50|
|
|
|
553 |
|
|
|
554 |
fac50 := (1 asLargeFloat to:50 asLargeFloat) product.
|
|
|
555 |
self assert:(fac50 printString = (50 factorial printString , '.0'))
|
|
|
556 |
|
|
|
557 |
"
|
|
|
558 |
self basicNew test10_Printing
|
|
|
559 |
"
|
|
|
560 |
|
|
|
561 |
"Created: / 10-10-2017 / 16:22:15 / cg"
|
|
204
|
562 |
! !
|
|
|
563 |
|
|
|
564 |
!LargeFloatTest class methodsFor:'documentation'!
|
|
|
565 |
|
|
|
566 |
version
|
|
|
567 |
^ '$Header$'
|
|
1775
|
568 |
!
|
|
|
569 |
|
|
|
570 |
version_CVS
|
|
|
571 |
^ '$Header$'
|
|
204
|
572 |
! !
|
|
1070
|
573 |
|