192
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"{ Package: 'exept:regression' }"
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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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category:'tests-Regression'
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!
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194
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!FloatTest 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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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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! !
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192
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!FloatTest methodsFor:'tests'!
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194
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test00_Precision
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"computed precision vs. assumed precision."
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self assert:( Float precision == (self actualPrecisionOf:Float)).
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self assert:( ShortFloat precision == (self actualPrecisionOf:ShortFloat)).
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self assert:( LongFloat precision == (self actualPrecisionOf:LongFloat)).
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"
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self basicNew test00_Precision
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"
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!
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192
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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 uncheckedDivide: 0.0.
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self assert:( shouldBeNaN isMemberOf:Float ).
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN isFinite not ).
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shouldBeNaN := 0.0 asShortFloat uncheckedDivide: 0.0 asShortFloat.
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self assert:( shouldBeNaN isMemberOf:ShortFloat ).
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN isFinite not ).
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shouldBeNaN := 0.0 asLongFloat uncheckedDivide: 0.0 asLongFloat.
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self assert:( shouldBeNaN isMemberOf:LongFloat ).
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN isFinite not ).
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shouldBeNaN := 0.0 uncheckedDivide: 0.0.
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN asShortFloat isNaN ).
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self assert:( shouldBeNaN asLongFloat isNaN ).
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shouldBeNaN := 0.0 asShortFloat uncheckedDivide: 0.0.
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN asFloat isNaN ).
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self assert:( shouldBeNaN asLongFloat isNaN ).
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shouldBeNaN := 0.0 asLongFloat uncheckedDivide: 0.0.
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self assert:( shouldBeNaN isNaN ).
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self assert:( shouldBeNaN asShortFloat isNaN ).
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self assert:( shouldBeNaN asLongFloat isNaN ).
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shouldBeNaN := 0.0 uncheckedDivide: 0.0.
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self should:[ shouldBeNaN asInteger ] raise:DomainError.
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"/ mhmh - the following are not true.
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"/ self should:[ shouldBeNaN + 1 ] raise:DomainError.
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"/ self should:[ shouldBeNaN + 1.0 ] raise:DomainError.
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"/ self should:[ shouldBeNaN + 1.0 asShortFloat ] raise:DomainError.
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"/ self should:[ shouldBeNaN + 1.0 asLongFloat ] raise:DomainError.
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"/
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"/ self should:[ shouldBeNaN - 1 ] raise:DomainError.
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"/ self should:[ shouldBeNaN - 1.0 ] raise:DomainError.
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"/ self should:[ shouldBeNaN - 1.0 asShortFloat ] raise:DomainError.
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"/ self should:[ shouldBeNaN - 1.0 asLongFloat ] raise:DomainError.
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"/ but these are:
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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 ) 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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"
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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 shouldBeInf|
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check :=
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[:v1 :v2 |
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shouldBeInf := v1 uncheckedDivide: v2.
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self assert:( shouldBeInf isMemberOf:v1 class ).
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self assert:( shouldBeInf isNaN not ).
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self assert:( shouldBeInf isFinite not ).
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self assert:( shouldBeInf isInfinite ).
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self assert:( shouldBeInf positive ).
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self assert:( shouldBeInf negative not ).
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self assert:( shouldBeInf isNegativeInfinity not).
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self assert:( shouldBeInf isPositiveInfinity ).
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shouldBeInf := v1 negated uncheckedDivide: v2.
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self assert:( shouldBeInf isMemberOf:v1 class ).
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self assert:( shouldBeInf isNaN not ).
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self assert:( shouldBeInf isFinite not ).
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self assert:( shouldBeInf isInfinite ).
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self assert:( shouldBeInf positive not).
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self assert:( shouldBeInf negative ).
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self assert:( shouldBeInf isNegativeInfinity ).
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self assert:( shouldBeInf isPositiveInfinity not ).
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].
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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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"
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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 asTrueFraction == 1 ).
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self assert:( 2.0 asTrueFraction == 2 ).
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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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self assert:( 1.0 asShortFloat asTrueFraction == 1 ).
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self assert:( 2.0 asShortFloat asTrueFraction == 2 ).
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self assert:( 4.0 asShortFloat asTrueFraction == 4 ).
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self assert:( 8.0 asShortFloat asTrueFraction == 8 ).
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self assert:( 16.0 asShortFloat asTrueFraction == 16 ).
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self assert:( 1048576.0 asShortFloat asTrueFraction == 1048576 ).
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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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self assert:( 1.0 asLongFloat asTrueFraction == 1 ).
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self assert:( 2.0 asLongFloat asTrueFraction == 2 ).
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self assert:( 4.0 asLongFloat asTrueFraction == 4 ).
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self assert:( 8.0 asLongFloat asTrueFraction == 8 ).
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self assert:( 16.0 asLongFloat asTrueFraction == 16 ).
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self assert:( 1048576.0 asLongFloat asTrueFraction == 1048576 ).
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self assert:( 0.5 asLongFloat asTrueFraction = (1/2) ).
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self assert:( 0.25 asLongFloat asTrueFraction = (1/4) ).
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self assert:( 0.125 asLongFloat asTrueFraction = (1/8) ).
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"
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self basicNew test03_Conversion
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"
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!
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test04_Arithmetic
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self assert:( 1.0 + 1.0 ) class == Float.
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self assert:( 1.0 + 1.0 asShortFloat) class == Float.
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self assert:( 1.0 + 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 + 1) class == Float.
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self assert:( 1.0 asShortFloat + 1.0 ) class == Float.
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self assert:( 1.0 asShortFloat + 1.0 asShortFloat) class == ShortFloat.
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self assert:( 1.0 asShortFloat + 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 asShortFloat + 1) class == ShortFloat.
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self assert:( 1.0 asLongFloat + 1.0 ) class == LongFloat.
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self assert:( 1.0 asLongFloat + 1.0 asShortFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat + 1.0 asFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat + 1 ) class == LongFloat.
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self assert:( 1.0 - 1.0 ) class == Float.
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self assert:( 1.0 - 1.0 asShortFloat) class == Float.
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self assert:( 1.0 - 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 - 1) class == Float.
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self assert:( 1.0 asShortFloat - 1.0 ) class == Float.
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self assert:( 1.0 asShortFloat - 1.0 asShortFloat) class == ShortFloat.
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self assert:( 1.0 asShortFloat - 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 asShortFloat - 1) class == ShortFloat.
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self assert:( 1.0 asLongFloat - 1.0 ) class == LongFloat.
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self assert:( 1.0 asLongFloat - 1.0 asShortFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat - 1.0 asFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat - 1 ) class == LongFloat.
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self assert:( 1.0 * 1.0 ) class == Float.
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self assert:( 1.0 * 1.0 asShortFloat) class == Float.
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self assert:( 1.0 * 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 * 1) class == Float.
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self assert:( 1.0 asShortFloat * 1.0 ) class == Float.
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self assert:( 1.0 asShortFloat * 1.0 asShortFloat) class == ShortFloat.
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self assert:( 1.0 asShortFloat * 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 asShortFloat * 1) class == ShortFloat.
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self assert:( 1.0 asLongFloat * 1.0 ) class == LongFloat.
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self assert:( 1.0 asLongFloat * 1.0 asShortFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat * 1.0 asFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat * 1 ) class == LongFloat.
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self assert:( 1.0 / 1.0 ) class == Float.
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self assert:( 1.0 / 1.0 asShortFloat) class == Float.
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self assert:( 1.0 / 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 / 1) class == Float.
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self assert:( 1.0 asShortFloat / 1.0 ) class == Float.
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self assert:( 1.0 asShortFloat / 1.0 asShortFloat) class == ShortFloat.
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self assert:( 1.0 asShortFloat / 1.0 asLongFloat) class == LongFloat.
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self assert:( 1.0 asShortFloat / 1) class == ShortFloat.
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self assert:( 1.0 asLongFloat / 1.0 ) class == LongFloat.
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self assert:( 1.0 asLongFloat / 1.0 asShortFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat / 1.0 asFloat ) class == LongFloat.
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self assert:( 1.0 asLongFloat / 1 ) class == LongFloat.
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"
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self basicNew test04_Arithmetic
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"
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!
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test05_Comparing
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self assert:( 2.0 = 2 ).
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self assert:( 2.0 = 2.0 asShortFloat ).
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self assert:( 2.0 = 2.0 asLongFloat ).
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self assert:( 2.0 asShortFloat = 2 ).
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self assert:( 2.0 asShortFloat = 2.0 asShortFloat ).
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self assert:( 2.0 asShortFloat = 2.0 asLongFloat ).
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self assert:( 2.0 asLongFloat = 2 ).
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self assert:( 2.0 asLongFloat = 2.0 asShortFloat ).
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self assert:( 2.0 asLongFloat = 2.0 asLongFloat ).
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self assert:( 2 asLongFloat = 2 ).
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self assert:( 2 asLongFloat = 2.0 asShortFloat ).
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self assert:( 2 asLongFloat = 2.0 asLongFloat ).
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"
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self basicNew test05_Comparing
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"
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!
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test06_MiscMath
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#(
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sqrt
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exp
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ln
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197
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log10
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192
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sin
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cos
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tan
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arcSin
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arcCos
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arcTan
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sinh
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cosh
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tanh
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arcSinh
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arcCosh
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arcTanh
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192
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) do:[:op |
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self assert:( 0.5 perform:op ) class == Float.
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self assert:( 0.5 asShortFloat perform:op ) class == Float.
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self assert:( 0.5 asLongFloat perform:op ) class == LongFloat.
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195
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317 |
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192
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self assert:( (0.5 perform:op) - (0.5 asShortFloat perform:op) ) < 0.000001.
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self assert:( (0.5 perform:op) - (0.5 asLongFloat perform:op) ) < 0.000001.
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self assert:( (0.5 perform:op) - (0.5 perform:op) asShortFloat ) < 0.000001.
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self assert:( (0.5 perform:op) - (0.5 perform:op) asLongFloat ) < 0.000001.
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]
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"
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self basicNew test06_MiscMath
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"
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!
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328 |
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test07_Truncation
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|check|
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check := [:num |
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self assert:( num fractionPart + num truncated ) = num.
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self assert:( num fractionPart + num truncated ) class == num class.
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].
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check value:1.6.
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check value:-1.6.
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339 |
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check value:1.6 asShortFloat.
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check value:-1.6 asShortFloat.
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342 |
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check value:1.6 asLongFloat.
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check value:-1.6 asLongFloat.
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345 |
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346 |
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self assert:( 1.6 ceiling ) = 2.
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self assert:( 1.6 asShortFloat ceiling ) = 2.
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self assert:( 1.6 asLongFloat ceiling ) = 2.
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350 |
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351 |
self assert:( 1.6 ceilingAsFloat ) = 2.0.
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self assert:( 1.6 ceilingAsFloat ) class == Float.
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self assert:( 1.6 asShortFloat ceilingAsFloat ) = 2.0 asShortFloat.
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354 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) class == ShortFloat.
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self assert:( 1.6 asLongFloat ceilingAsFloat ) = 2.0 asLongFloat.
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356 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) class == LongFloat.
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357 |
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358 |
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self assert:( 1.6 floor ) = 1.
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self assert:( 1.6 asShortFloat floor ) = 1.
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self assert:( 1.6 asLongFloat floor ) = 1.
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self assert:( 1.6 floorAsFloat ) = 1.0.
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self assert:( 1.6 floorAsFloat ) class == Float.
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self assert:( 1.6 asShortFloat floorAsFloat ) = 1.0 asShortFloat.
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366 |
self assert:( 1.6 asShortFloat floorAsFloat ) class == ShortFloat.
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367 |
self assert:( 1.6 asLongFloat floorAsFloat ) = 1.0 asLongFloat.
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368 |
self assert:( 1.6 asLongFloat floorAsFloat ) class == LongFloat.
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369 |
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370 |
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self assert:( 0.4 rounded ) class == SmallInteger.
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self assert:( 0.4 rounded = 0 ).
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self assert:( 0.5 rounded = 1 ).
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self assert:( 0.6 rounded = 1 ).
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self assert:( -0.4 rounded = 0 ).
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self assert:( -0.5 rounded = -1 ).
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self assert:( -0.6 rounded = -1 ).
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self assert:( 0.4 roundedAsFloat ) class == Float.
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self assert:( 0.4 roundedAsFloat = 0.0 ).
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self assert:( 0.5 roundedAsFloat = 1.0 ).
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self assert:( 0.6 roundedAsFloat = 1.0 ).
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self assert:( -0.4 roundedAsFloat = 0 ).
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self assert:( -0.5 roundedAsFloat = -1.0 ).
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self assert:( -0.6 roundedAsFloat = -1.0 ).
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386 |
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387 |
self assert:( 0.4 asShortFloat rounded ) class == SmallInteger.
|
|
388 |
self assert:( 0.4 asShortFloat rounded = 0 ).
|
|
389 |
self assert:( 0.5 asShortFloat rounded = 1 ).
|
|
390 |
self assert:( 0.6 asShortFloat rounded = 1 ).
|
|
391 |
self assert:( -0.4 asShortFloat rounded = 0 ).
|
|
392 |
self assert:( -0.5 asShortFloat rounded = -1 ).
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|
393 |
self assert:( -0.6 asShortFloat rounded = -1 ).
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|
394 |
|
|
395 |
self assert:( 0.4 asShortFloat roundedAsFloat ) class == ShortFloat.
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|
396 |
self assert:( 0.4 asShortFloat roundedAsFloat = 0.0 ).
|
|
397 |
self assert:( 0.5 asShortFloat roundedAsFloat = 1.0 ).
|
|
398 |
self assert:( 0.6 asShortFloat roundedAsFloat = 1.0 ).
|
|
399 |
self assert:( -0.4 asShortFloat roundedAsFloat = 0 ).
|
|
400 |
self assert:( -0.5 asShortFloat roundedAsFloat = -1.0 ).
|
|
401 |
self assert:( -0.6 asShortFloat roundedAsFloat = -1.0 ).
|
|
402 |
|
|
403 |
self assert:( 0.4 asLongFloat rounded ) class == SmallInteger.
|
|
404 |
self assert:( 0.4 asLongFloat rounded = 0 ).
|
|
405 |
self assert:( 0.5 asLongFloat rounded = 1 ).
|
|
406 |
self assert:( 0.6 asLongFloat rounded = 1 ).
|
|
407 |
self assert:( -0.4 asLongFloat rounded = 0 ).
|
|
408 |
self assert:( -0.5 asLongFloat rounded = -1 ).
|
|
409 |
self assert:( -0.6 asLongFloat rounded = -1 ).
|
|
410 |
|
|
411 |
self assert:( 0.4 asLongFloat roundedAsFloat ) class == LongFloat.
|
|
412 |
self assert:( 0.4 asLongFloat roundedAsFloat = 0.0 ).
|
|
413 |
self assert:( 0.5 asLongFloat roundedAsFloat = 1.0 ).
|
|
414 |
self assert:( 0.6 asLongFloat roundedAsFloat = 1.0 ).
|
|
415 |
self assert:( -0.4 asLongFloat roundedAsFloat = 0 ).
|
|
416 |
self assert:( -0.5 asLongFloat roundedAsFloat = -1.0 ).
|
|
417 |
self assert:( -0.6 asLongFloat roundedAsFloat = -1.0 ).
|
|
418 |
|
|
419 |
self assert:( 0.4 truncated ) class == SmallInteger.
|
|
420 |
self assert:( 0.4 truncated = 0 ).
|
|
421 |
self assert:( 0.5 truncated = 0 ).
|
|
422 |
self assert:( 0.6 truncated = 0 ).
|
|
423 |
self assert:( -0.4 truncated = 0 ).
|
|
424 |
self assert:( -0.5 truncated = 0 ).
|
|
425 |
self assert:( -0.6 truncated = 0 ).
|
|
426 |
|
|
427 |
self assert:( 0.4 truncatedAsFloat ) class == Float.
|
|
428 |
self assert:( 0.4 truncatedAsFloat = 0.0 ).
|
|
429 |
self assert:( 0.5 truncatedAsFloat = 0.0 ).
|
|
430 |
self assert:( 0.6 truncatedAsFloat = 0.0 ).
|
|
431 |
self assert:( -0.4 truncatedAsFloat = 0 ).
|
|
432 |
self assert:( -0.5 truncatedAsFloat = 0.0 ).
|
|
433 |
self assert:( -0.6 truncatedAsFloat = 0.0 ).
|
|
434 |
|
|
435 |
self assert:( 0.4 asShortFloat truncated ) class == SmallInteger.
|
|
436 |
self assert:( 0.4 asShortFloat truncated = 0 ).
|
|
437 |
self assert:( 0.5 asShortFloat truncated = 0 ).
|
|
438 |
self assert:( 0.6 asShortFloat truncated = 0 ).
|
|
439 |
self assert:( -0.4 asShortFloat truncated = 0 ).
|
|
440 |
self assert:( -0.5 asShortFloat truncated = 0 ).
|
|
441 |
self assert:( -0.6 asShortFloat truncated = 0 ).
|
|
442 |
|
|
443 |
self assert:( 0.4 asShortFloat truncatedAsFloat ) class == ShortFloat.
|
|
444 |
self assert:( 0.4 asShortFloat truncatedAsFloat = 0.0 ).
|
|
445 |
self assert:( 0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
446 |
self assert:( 0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
447 |
self assert:( -0.4 asShortFloat truncatedAsFloat = 0 ).
|
|
448 |
self assert:( -0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
449 |
self assert:( -0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
450 |
|
|
451 |
self assert:( 0.4 asLongFloat truncated ) class == SmallInteger.
|
|
452 |
self assert:( 0.4 asLongFloat truncated = 0 ).
|
|
453 |
self assert:( 0.5 asLongFloat truncated = 0 ).
|
|
454 |
self assert:( 0.6 asLongFloat truncated = 0 ).
|
|
455 |
self assert:( -0.4 asLongFloat truncated = 0 ).
|
|
456 |
self assert:( -0.5 asLongFloat truncated = 0 ).
|
|
457 |
self assert:( -0.6 asLongFloat truncated = 0 ).
|
|
458 |
|
|
459 |
self assert:( 0.4 asLongFloat truncatedAsFloat ) class == LongFloat.
|
|
460 |
self assert:( 0.4 asLongFloat truncatedAsFloat = 0.0 ).
|
|
461 |
self assert:( 0.5 asLongFloat truncatedAsFloat = 0.0 ).
|
|
462 |
self assert:( 0.6 asLongFloat truncatedAsFloat = 0.0 ).
|
|
463 |
self assert:( -0.4 asLongFloat truncatedAsFloat = 0 ).
|
|
464 |
self assert:( -0.5 asLongFloat truncatedAsFloat = 0.0 ).
|
|
465 |
self assert:( -0.6 asLongFloat truncatedAsFloat = 0.0 ).
|
|
466 |
|
|
467 |
"
|
|
468 |
self basicNew test07_Truncation
|
|
469 |
"
|
197
|
470 |
!
|
|
471 |
|
|
472 |
test08_Representation
|
|
473 |
self assert:( 0.0 exponent = 0 ).
|
|
474 |
self assert:( 1.0 exponent = 1 ).
|
|
475 |
self assert:( 2.0 exponent = 2 ).
|
|
476 |
self assert:( 3.0 exponent = 2 ).
|
|
477 |
self assert:( 4.0 exponent = 3 ).
|
|
478 |
self assert:( 0.5 exponent = 0 ).
|
|
479 |
self assert:( 0.4 exponent = -1 ).
|
|
480 |
self assert:( 0.25 exponent = -1 ).
|
|
481 |
self assert:( 0.125 exponent = -2 ).
|
|
482 |
self assert:( 0.00000011111 exponent = -23 ).
|
|
483 |
|
|
484 |
self assert:( 0.0 asShortFloat exponent = 0 ).
|
|
485 |
self assert:( 1.0 asShortFloat exponent = 1 ).
|
|
486 |
self assert:( 2.0 asShortFloat exponent = 2 ).
|
|
487 |
self assert:( 3.0 asShortFloat exponent = 2 ).
|
|
488 |
self assert:( 4.0 asShortFloat exponent = 3 ).
|
|
489 |
self assert:( 0.5 asShortFloat exponent = 0 ).
|
|
490 |
self assert:( 0.4 asShortFloat exponent = -1 ).
|
|
491 |
self assert:( 0.25 asShortFloat exponent = -1 ).
|
|
492 |
self assert:( 0.125 asShortFloat exponent = -2 ).
|
|
493 |
self assert:( 0.00000011111 asShortFloat exponent = -23 ).
|
|
494 |
|
|
495 |
self assert:( 0.0 asLongFloat exponent = 0 ).
|
|
496 |
self assert:( 1.0 asLongFloat exponent = 1 ).
|
|
497 |
self assert:( 2.0 asLongFloat exponent = 2 ).
|
|
498 |
self assert:( 3.0 asLongFloat exponent = 2 ).
|
|
499 |
self assert:( 4.0 asLongFloat exponent = 3 ).
|
|
500 |
self assert:( 0.5 asLongFloat exponent = 0 ).
|
|
501 |
self assert:( 0.4 asLongFloat exponent = -1 ).
|
|
502 |
self assert:( 0.25 asLongFloat exponent = -1 ).
|
|
503 |
self assert:( 0.125 asLongFloat exponent = -2 ).
|
|
504 |
self assert:( 0.00000011111 asLongFloat exponent = -23 ).
|
|
505 |
|
|
506 |
"
|
|
507 |
self basicNew test08_Representation
|
|
508 |
"
|
192
|
509 |
! !
|
|
510 |
|
|
511 |
!FloatTest class methodsFor:'documentation'!
|
|
512 |
|
|
513 |
version
|
|
514 |
^ '$Header$'
|
|
515 |
! !
|