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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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199
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|shouldBeFloatNaN shouldBeLongFloatNaN shouldBeShortFloatNaN|
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192
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199
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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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192
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199
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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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192
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199
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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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192
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72 |
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199
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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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192
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199
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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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192
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199
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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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192
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87 |
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199
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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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192
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"/
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199
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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
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98 |
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"/ but these are:
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199
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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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104 |
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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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109 |
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110 |
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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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192
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113 |
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199
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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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118 |
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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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123 |
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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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126 |
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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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131 |
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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
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136 |
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"
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self basicNew test01_Nan
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"
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!
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141 |
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142 |
test02_Inf
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"Infinity in all avaliable formats."
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144 |
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|check shouldBeInf|
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146 |
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check :=
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[:v1 :v2 |
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149 |
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shouldBeInf := v1 uncheckedDivide: v2.
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151 |
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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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160 |
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shouldBeInf := v1 negated uncheckedDivide: v2.
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162 |
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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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172 |
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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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176 |
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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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186 |
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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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202 |
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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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212 |
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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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222 |
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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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233 |
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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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236 |
self assert:( 1.0 asShortFloat + 1.0 asLongFloat) class == LongFloat.
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237 |
self assert:( 1.0 asShortFloat + 1) class == ShortFloat.
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238 |
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239 |
self assert:( 1.0 asLongFloat + 1.0 ) class == LongFloat.
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240 |
self assert:( 1.0 asLongFloat + 1.0 asShortFloat ) class == LongFloat.
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241 |
self assert:( 1.0 asLongFloat + 1.0 asFloat ) class == LongFloat.
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242 |
self assert:( 1.0 asLongFloat + 1 ) class == LongFloat.
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243 |
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244 |
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245 |
self assert:( 1.0 - 1.0 ) class == Float.
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246 |
self assert:( 1.0 - 1.0 asShortFloat) class == Float.
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247 |
self assert:( 1.0 - 1.0 asLongFloat) class == LongFloat.
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248 |
self assert:( 1.0 - 1) class == Float.
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249 |
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250 |
self assert:( 1.0 asShortFloat - 1.0 ) class == Float.
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251 |
self assert:( 1.0 asShortFloat - 1.0 asShortFloat) class == ShortFloat.
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252 |
self assert:( 1.0 asShortFloat - 1.0 asLongFloat) class == LongFloat.
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253 |
self assert:( 1.0 asShortFloat - 1) class == ShortFloat.
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254 |
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255 |
self assert:( 1.0 asLongFloat - 1.0 ) class == LongFloat.
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256 |
self assert:( 1.0 asLongFloat - 1.0 asShortFloat ) class == LongFloat.
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257 |
self assert:( 1.0 asLongFloat - 1.0 asFloat ) class == LongFloat.
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258 |
self assert:( 1.0 asLongFloat - 1 ) class == LongFloat.
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259 |
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260 |
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261 |
self assert:( 1.0 * 1.0 ) class == Float.
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262 |
self assert:( 1.0 * 1.0 asShortFloat) class == Float.
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263 |
self assert:( 1.0 * 1.0 asLongFloat) class == LongFloat.
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264 |
self assert:( 1.0 * 1) class == Float.
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265 |
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266 |
self assert:( 1.0 asShortFloat * 1.0 ) class == Float.
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267 |
self assert:( 1.0 asShortFloat * 1.0 asShortFloat) class == ShortFloat.
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268 |
self assert:( 1.0 asShortFloat * 1.0 asLongFloat) class == LongFloat.
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269 |
self assert:( 1.0 asShortFloat * 1) class == ShortFloat.
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270 |
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271 |
self assert:( 1.0 asLongFloat * 1.0 ) class == LongFloat.
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272 |
self assert:( 1.0 asLongFloat * 1.0 asShortFloat ) class == LongFloat.
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273 |
self assert:( 1.0 asLongFloat * 1.0 asFloat ) class == LongFloat.
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274 |
self assert:( 1.0 asLongFloat * 1 ) class == LongFloat.
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275 |
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276 |
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277 |
self assert:( 1.0 / 1.0 ) class == Float.
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278 |
self assert:( 1.0 / 1.0 asShortFloat) class == Float.
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279 |
self assert:( 1.0 / 1.0 asLongFloat) class == LongFloat.
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280 |
self assert:( 1.0 / 1) class == Float.
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281 |
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282 |
self assert:( 1.0 asShortFloat / 1.0 ) class == Float.
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283 |
self assert:( 1.0 asShortFloat / 1.0 asShortFloat) class == ShortFloat.
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284 |
self assert:( 1.0 asShortFloat / 1.0 asLongFloat) class == LongFloat.
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285 |
self assert:( 1.0 asShortFloat / 1) class == ShortFloat.
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286 |
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287 |
self assert:( 1.0 asLongFloat / 1.0 ) class == LongFloat.
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288 |
self assert:( 1.0 asLongFloat / 1.0 asShortFloat ) class == LongFloat.
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289 |
self assert:( 1.0 asLongFloat / 1.0 asFloat ) class == LongFloat.
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290 |
self assert:( 1.0 asLongFloat / 1 ) class == LongFloat.
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291 |
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292 |
"
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293 |
self basicNew test04_Arithmetic
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294 |
"
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295 |
!
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296 |
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297 |
test05_Comparing
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298 |
self assert:( 2.0 = 2 ).
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299 |
self assert:( 2.0 = 2.0 asShortFloat ).
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300 |
self assert:( 2.0 = 2.0 asLongFloat ).
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301 |
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302 |
self assert:( 2.0 asShortFloat = 2 ).
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303 |
self assert:( 2.0 asShortFloat = 2.0 asShortFloat ).
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304 |
self assert:( 2.0 asShortFloat = 2.0 asLongFloat ).
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305 |
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306 |
self assert:( 2.0 asLongFloat = 2 ).
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307 |
self assert:( 2.0 asLongFloat = 2.0 asShortFloat ).
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308 |
self assert:( 2.0 asLongFloat = 2.0 asLongFloat ).
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309 |
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310 |
self assert:( 2 asLongFloat = 2 ).
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311 |
self assert:( 2 asLongFloat = 2.0 asShortFloat ).
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312 |
self assert:( 2 asLongFloat = 2.0 asLongFloat ).
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313 |
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200
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314 |
self assert:( 200000000000000000000.0 = 200000000000000000000 ).
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315 |
self assert:( 200000000000000000000.0 asLongFloat = 200000000000000000000 ).
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316 |
self assert:( 200000000000000000000.0 asShortFloat = 200000000000000000000 ).
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317 |
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318 |
self assert:( 200000000000000000000 = 200000000000000000000.0).
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319 |
self assert:( 200000000000000000000 = 200000000000000000000.0 asLongFloat ).
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320 |
self assert:( 200000000000000000000 = 200000000000000000000.0 asShortFloat ).
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321 |
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322 |
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323 |
self assert:( 2.0 < 3 ).
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324 |
self assert:( 2.0 < 3.0 asShortFloat ).
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|
325 |
self assert:( 2.0 < 3.0 asLongFloat ).
|
|
|
326 |
|
|
|
327 |
self assert:( 2.0 asShortFloat < 3 ).
|
|
|
328 |
self assert:( 2.0 asShortFloat < 3.0 asShortFloat ).
|
|
|
329 |
self assert:( 2.0 asShortFloat < 3.0 asLongFloat ).
|
|
|
330 |
|
|
|
331 |
self assert:( 2.0 asLongFloat < 3 ).
|
|
|
332 |
self assert:( 2.0 asLongFloat < 3.0 asShortFloat ).
|
|
|
333 |
self assert:( 2.0 asLongFloat < 3.0 asLongFloat ).
|
|
|
334 |
|
|
|
335 |
self assert:( 2 asLongFloat < 3 ).
|
|
|
336 |
self assert:( 2 asLongFloat < 3.0 asShortFloat ).
|
|
|
337 |
self assert:( 2 asLongFloat < 3.0 asLongFloat ).
|
|
|
338 |
|
|
|
339 |
self assert:( 200000000000000000000.0 < 200000100000000000000 ).
|
|
|
340 |
self assert:( 200000000000000000000.0 asLongFloat < 200000000000000000001 ).
|
|
|
341 |
self assert:( 200000000000000000000.0 asShortFloat < 200001000000000000000 ).
|
|
|
342 |
|
|
|
343 |
self assert:( 200000000000000000000 < 200001000000000000000.0).
|
|
|
344 |
self assert:( 200000000000000000000 < 200001000000000000000.0 asLongFloat ).
|
|
|
345 |
self assert:( 200000000000000000000 < 200001000000000000000.0 asShortFloat ).
|
|
|
346 |
|
|
|
347 |
|
|
|
348 |
self assert:( 2.0 <= 3 ).
|
|
|
349 |
self assert:( 2.0 <= 2 ).
|
|
|
350 |
self assert:( 2.0 <= 3.0 asShortFloat ).
|
|
|
351 |
self assert:( 2.0 <= 2.0 asShortFloat ).
|
|
|
352 |
self assert:( 2.0 <= 3.0 asLongFloat ).
|
|
|
353 |
self assert:( 2.0 <= 2.0 asLongFloat ).
|
|
|
354 |
|
|
|
355 |
self assert:( 2.0 asShortFloat <= 3 ).
|
|
|
356 |
self assert:( 2.0 asShortFloat <= 2 ).
|
|
|
357 |
self assert:( 2.0 asShortFloat <= 3.0 asShortFloat ).
|
|
|
358 |
self assert:( 2.0 asShortFloat <= 2.0 asShortFloat ).
|
|
|
359 |
self assert:( 2.0 asShortFloat <= 3.0 asLongFloat ).
|
|
|
360 |
self assert:( 2.0 asShortFloat <= 2.0 asLongFloat ).
|
|
|
361 |
|
|
|
362 |
self assert:( 2.0 asLongFloat <= 3 ).
|
|
|
363 |
self assert:( 2.0 asLongFloat <= 2 ).
|
|
|
364 |
self assert:( 2.0 asLongFloat <= 3.0 asShortFloat ).
|
|
|
365 |
self assert:( 2.0 asLongFloat <= 2.0 asShortFloat ).
|
|
|
366 |
self assert:( 2.0 asLongFloat <= 3.0 asLongFloat ).
|
|
|
367 |
self assert:( 2.0 asLongFloat <= 2.0 asLongFloat ).
|
|
|
368 |
|
|
|
369 |
self assert:( 2 asLongFloat <= 3 ).
|
|
|
370 |
self assert:( 2 asLongFloat <= 2 ).
|
|
|
371 |
self assert:( 2 asLongFloat <= 3.0 asShortFloat ).
|
|
|
372 |
self assert:( 2 asLongFloat <= 2.0 asShortFloat ).
|
|
|
373 |
self assert:( 2 asLongFloat <= 3.0 asLongFloat ).
|
|
|
374 |
self assert:( 2 asLongFloat <= 2.0 asLongFloat ).
|
|
|
375 |
|
|
|
376 |
self assert:( 200000000000000000000.0 <= 200000100000000000000 ).
|
|
|
377 |
self assert:( 200000000000000000000.0 <= 200000000000000000000 ).
|
|
|
378 |
self assert:( 200000000000000000000.0 asLongFloat <= 200000000000000000001 ).
|
|
|
379 |
self assert:( 200000000000000000000.0 asLongFloat <= 200000000000000000000 ).
|
|
|
380 |
self assert:( 200000000000000000000.0 asShortFloat <= 200001000000000000000 ).
|
|
|
381 |
self assert:( 200000000000000000000.0 asShortFloat <= 200000000000000000000 ).
|
|
|
382 |
|
|
|
383 |
self assert:( 200000000000000000000 <= 200001000000000000000.0).
|
|
|
384 |
self assert:( 200000000000000000000 <= 200000000000000000000.0).
|
|
|
385 |
self assert:( 200000000000000000000 <= 200001000000000000000.0 asLongFloat ).
|
|
|
386 |
self assert:( 200000000000000000000 <= 200000000000000000000.0 asLongFloat ).
|
|
|
387 |
self assert:( 200000000000000000000 <= 200001000000000000000.0 asShortFloat ).
|
|
|
388 |
self assert:( 200000000000000000000 <= 200000000000000000000.0 asShortFloat ).
|
|
|
389 |
|
|
192
|
390 |
"
|
|
|
391 |
self basicNew test05_Comparing
|
|
|
392 |
"
|
|
|
393 |
!
|
|
|
394 |
|
|
|
395 |
test06_MiscMath
|
|
|
396 |
#(
|
|
198
|
397 |
sqrt 0.5
|
|
|
398 |
exp 0.5
|
|
|
399 |
ln 0.5
|
|
|
400 |
log10 0.5
|
|
|
401 |
sin 0.5
|
|
|
402 |
cos 0.5
|
|
|
403 |
tan 0.5
|
|
|
404 |
arcSin 0.5
|
|
|
405 |
arcCos 0.5
|
|
|
406 |
arcTan 0.5
|
|
195
|
407 |
|
|
198
|
408 |
sinh 0.5
|
|
|
409 |
cosh 0.5
|
|
|
410 |
tanh 0.5
|
|
|
411 |
arcSinh 0.5
|
|
|
412 |
arcCosh 1.5
|
|
|
413 |
arcTanh 0.5
|
|
|
414 |
) pairWiseDo:[:op :arg |
|
|
|
415 |
self assert:( arg perform:op ) class == Float.
|
|
|
416 |
self assert:( arg asShortFloat perform:op ) class == Float.
|
|
|
417 |
self assert:( arg asLongFloat perform:op ) class == LongFloat.
|
|
|
418 |
|
|
|
419 |
self assert:( (arg perform:op) - (arg asShortFloat perform:op) ) < 0.000001.
|
|
|
420 |
self assert:( (arg perform:op) - (arg asLongFloat perform:op) ) < 0.000001.
|
|
|
421 |
self assert:( (arg perform:op) - (arg perform:op) asShortFloat ) < 0.000001.
|
|
|
422 |
self assert:( (arg perform:op) - (arg perform:op) asLongFloat ) < 0.000001.
|
|
|
423 |
].
|
|
192
|
424 |
|
|
|
425 |
"
|
|
|
426 |
self basicNew test06_MiscMath
|
|
|
427 |
"
|
|
|
428 |
!
|
|
|
429 |
|
|
|
430 |
test07_Truncation
|
|
|
431 |
|check|
|
|
|
432 |
|
|
|
433 |
check := [:num |
|
|
|
434 |
self assert:( num fractionPart + num truncated ) = num.
|
|
|
435 |
self assert:( num fractionPart + num truncated ) class == num class.
|
|
|
436 |
].
|
|
|
437 |
|
|
|
438 |
check value:1.6.
|
|
|
439 |
check value:-1.6.
|
|
|
440 |
|
|
|
441 |
check value:1.6 asShortFloat.
|
|
|
442 |
check value:-1.6 asShortFloat.
|
|
|
443 |
|
|
|
444 |
check value:1.6 asLongFloat.
|
|
|
445 |
check value:-1.6 asLongFloat.
|
|
|
446 |
|
|
|
447 |
|
|
|
448 |
self assert:( 1.6 ceiling ) = 2.
|
|
|
449 |
self assert:( 1.6 asShortFloat ceiling ) = 2.
|
|
|
450 |
self assert:( 1.6 asLongFloat ceiling ) = 2.
|
|
|
451 |
|
|
|
452 |
self assert:( 1.6 ceilingAsFloat ) = 2.0.
|
|
|
453 |
self assert:( 1.6 ceilingAsFloat ) class == Float.
|
|
|
454 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) = 2.0 asShortFloat.
|
|
|
455 |
self assert:( 1.6 asShortFloat ceilingAsFloat ) class == ShortFloat.
|
|
|
456 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) = 2.0 asLongFloat.
|
|
|
457 |
self assert:( 1.6 asLongFloat ceilingAsFloat ) class == LongFloat.
|
|
|
458 |
|
|
|
459 |
|
|
|
460 |
self assert:( 1.6 floor ) = 1.
|
|
|
461 |
self assert:( 1.6 asShortFloat floor ) = 1.
|
|
|
462 |
self assert:( 1.6 asLongFloat floor ) = 1.
|
|
|
463 |
|
|
|
464 |
self assert:( 1.6 floorAsFloat ) = 1.0.
|
|
|
465 |
self assert:( 1.6 floorAsFloat ) class == Float.
|
|
|
466 |
self assert:( 1.6 asShortFloat floorAsFloat ) = 1.0 asShortFloat.
|
|
|
467 |
self assert:( 1.6 asShortFloat floorAsFloat ) class == ShortFloat.
|
|
|
468 |
self assert:( 1.6 asLongFloat floorAsFloat ) = 1.0 asLongFloat.
|
|
|
469 |
self assert:( 1.6 asLongFloat floorAsFloat ) class == LongFloat.
|
|
|
470 |
|
|
|
471 |
|
|
|
472 |
self assert:( 0.4 rounded ) class == SmallInteger.
|
|
|
473 |
self assert:( 0.4 rounded = 0 ).
|
|
|
474 |
self assert:( 0.5 rounded = 1 ).
|
|
|
475 |
self assert:( 0.6 rounded = 1 ).
|
|
|
476 |
self assert:( -0.4 rounded = 0 ).
|
|
|
477 |
self assert:( -0.5 rounded = -1 ).
|
|
|
478 |
self assert:( -0.6 rounded = -1 ).
|
|
|
479 |
|
|
|
480 |
self assert:( 0.4 roundedAsFloat ) class == Float.
|
|
|
481 |
self assert:( 0.4 roundedAsFloat = 0.0 ).
|
|
|
482 |
self assert:( 0.5 roundedAsFloat = 1.0 ).
|
|
|
483 |
self assert:( 0.6 roundedAsFloat = 1.0 ).
|
|
|
484 |
self assert:( -0.4 roundedAsFloat = 0 ).
|
|
|
485 |
self assert:( -0.5 roundedAsFloat = -1.0 ).
|
|
|
486 |
self assert:( -0.6 roundedAsFloat = -1.0 ).
|
|
|
487 |
|
|
|
488 |
self assert:( 0.4 asShortFloat rounded ) class == SmallInteger.
|
|
|
489 |
self assert:( 0.4 asShortFloat rounded = 0 ).
|
|
|
490 |
self assert:( 0.5 asShortFloat rounded = 1 ).
|
|
|
491 |
self assert:( 0.6 asShortFloat rounded = 1 ).
|
|
|
492 |
self assert:( -0.4 asShortFloat rounded = 0 ).
|
|
|
493 |
self assert:( -0.5 asShortFloat rounded = -1 ).
|
|
|
494 |
self assert:( -0.6 asShortFloat rounded = -1 ).
|
|
|
495 |
|
|
|
496 |
self assert:( 0.4 asShortFloat roundedAsFloat ) class == ShortFloat.
|
|
|
497 |
self assert:( 0.4 asShortFloat roundedAsFloat = 0.0 ).
|
|
|
498 |
self assert:( 0.5 asShortFloat roundedAsFloat = 1.0 ).
|
|
|
499 |
self assert:( 0.6 asShortFloat roundedAsFloat = 1.0 ).
|
|
|
500 |
self assert:( -0.4 asShortFloat roundedAsFloat = 0 ).
|
|
|
501 |
self assert:( -0.5 asShortFloat roundedAsFloat = -1.0 ).
|
|
|
502 |
self assert:( -0.6 asShortFloat roundedAsFloat = -1.0 ).
|
|
|
503 |
|
|
|
504 |
self assert:( 0.4 asLongFloat rounded ) class == SmallInteger.
|
|
|
505 |
self assert:( 0.4 asLongFloat rounded = 0 ).
|
|
|
506 |
self assert:( 0.5 asLongFloat rounded = 1 ).
|
|
|
507 |
self assert:( 0.6 asLongFloat rounded = 1 ).
|
|
|
508 |
self assert:( -0.4 asLongFloat rounded = 0 ).
|
|
|
509 |
self assert:( -0.5 asLongFloat rounded = -1 ).
|
|
|
510 |
self assert:( -0.6 asLongFloat rounded = -1 ).
|
|
|
511 |
|
|
|
512 |
self assert:( 0.4 asLongFloat roundedAsFloat ) class == LongFloat.
|
|
|
513 |
self assert:( 0.4 asLongFloat roundedAsFloat = 0.0 ).
|
|
|
514 |
self assert:( 0.5 asLongFloat roundedAsFloat = 1.0 ).
|
|
|
515 |
self assert:( 0.6 asLongFloat roundedAsFloat = 1.0 ).
|
|
|
516 |
self assert:( -0.4 asLongFloat roundedAsFloat = 0 ).
|
|
|
517 |
self assert:( -0.5 asLongFloat roundedAsFloat = -1.0 ).
|
|
|
518 |
self assert:( -0.6 asLongFloat roundedAsFloat = -1.0 ).
|
|
|
519 |
|
|
|
520 |
self assert:( 0.4 truncated ) class == SmallInteger.
|
|
|
521 |
self assert:( 0.4 truncated = 0 ).
|
|
|
522 |
self assert:( 0.5 truncated = 0 ).
|
|
|
523 |
self assert:( 0.6 truncated = 0 ).
|
|
|
524 |
self assert:( -0.4 truncated = 0 ).
|
|
|
525 |
self assert:( -0.5 truncated = 0 ).
|
|
|
526 |
self assert:( -0.6 truncated = 0 ).
|
|
|
527 |
|
|
|
528 |
self assert:( 0.4 truncatedAsFloat ) class == Float.
|
|
|
529 |
self assert:( 0.4 truncatedAsFloat = 0.0 ).
|
|
|
530 |
self assert:( 0.5 truncatedAsFloat = 0.0 ).
|
|
|
531 |
self assert:( 0.6 truncatedAsFloat = 0.0 ).
|
|
|
532 |
self assert:( -0.4 truncatedAsFloat = 0 ).
|
|
|
533 |
self assert:( -0.5 truncatedAsFloat = 0.0 ).
|
|
|
534 |
self assert:( -0.6 truncatedAsFloat = 0.0 ).
|
|
|
535 |
|
|
|
536 |
self assert:( 0.4 asShortFloat truncated ) class == SmallInteger.
|
|
|
537 |
self assert:( 0.4 asShortFloat truncated = 0 ).
|
|
|
538 |
self assert:( 0.5 asShortFloat truncated = 0 ).
|
|
|
539 |
self assert:( 0.6 asShortFloat truncated = 0 ).
|
|
|
540 |
self assert:( -0.4 asShortFloat truncated = 0 ).
|
|
|
541 |
self assert:( -0.5 asShortFloat truncated = 0 ).
|
|
|
542 |
self assert:( -0.6 asShortFloat truncated = 0 ).
|
|
|
543 |
|
|
|
544 |
self assert:( 0.4 asShortFloat truncatedAsFloat ) class == ShortFloat.
|
|
|
545 |
self assert:( 0.4 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
546 |
self assert:( 0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
547 |
self assert:( 0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
548 |
self assert:( -0.4 asShortFloat truncatedAsFloat = 0 ).
|
|
|
549 |
self assert:( -0.5 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
550 |
self assert:( -0.6 asShortFloat truncatedAsFloat = 0.0 ).
|
|
|
551 |
|
|
|
552 |
self assert:( 0.4 asLongFloat truncated ) class == SmallInteger.
|
|
|
553 |
self assert:( 0.4 asLongFloat truncated = 0 ).
|
|
|
554 |
self assert:( 0.5 asLongFloat truncated = 0 ).
|
|
|
555 |
self assert:( 0.6 asLongFloat truncated = 0 ).
|
|
|
556 |
self assert:( -0.4 asLongFloat truncated = 0 ).
|
|
|
557 |
self assert:( -0.5 asLongFloat truncated = 0 ).
|
|
|
558 |
self assert:( -0.6 asLongFloat truncated = 0 ).
|
|
|
559 |
|
|
|
560 |
self assert:( 0.4 asLongFloat truncatedAsFloat ) class == LongFloat.
|
|
|
561 |
self assert:( 0.4 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
562 |
self assert:( 0.5 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
563 |
self assert:( 0.6 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
564 |
self assert:( -0.4 asLongFloat truncatedAsFloat = 0 ).
|
|
|
565 |
self assert:( -0.5 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
566 |
self assert:( -0.6 asLongFloat truncatedAsFloat = 0.0 ).
|
|
|
567 |
|
|
|
568 |
"
|
|
|
569 |
self basicNew test07_Truncation
|
|
|
570 |
"
|
|
197
|
571 |
!
|
|
|
572 |
|
|
|
573 |
test08_Representation
|
|
|
574 |
self assert:( 0.0 exponent = 0 ).
|
|
|
575 |
self assert:( 1.0 exponent = 1 ).
|
|
|
576 |
self assert:( 2.0 exponent = 2 ).
|
|
|
577 |
self assert:( 3.0 exponent = 2 ).
|
|
|
578 |
self assert:( 4.0 exponent = 3 ).
|
|
|
579 |
self assert:( 0.5 exponent = 0 ).
|
|
|
580 |
self assert:( 0.4 exponent = -1 ).
|
|
|
581 |
self assert:( 0.25 exponent = -1 ).
|
|
|
582 |
self assert:( 0.125 exponent = -2 ).
|
|
|
583 |
self assert:( 0.00000011111 exponent = -23 ).
|
|
|
584 |
|
|
|
585 |
self assert:( 0.0 asShortFloat exponent = 0 ).
|
|
|
586 |
self assert:( 1.0 asShortFloat exponent = 1 ).
|
|
|
587 |
self assert:( 2.0 asShortFloat exponent = 2 ).
|
|
|
588 |
self assert:( 3.0 asShortFloat exponent = 2 ).
|
|
|
589 |
self assert:( 4.0 asShortFloat exponent = 3 ).
|
|
|
590 |
self assert:( 0.5 asShortFloat exponent = 0 ).
|
|
|
591 |
self assert:( 0.4 asShortFloat exponent = -1 ).
|
|
|
592 |
self assert:( 0.25 asShortFloat exponent = -1 ).
|
|
|
593 |
self assert:( 0.125 asShortFloat exponent = -2 ).
|
|
|
594 |
self assert:( 0.00000011111 asShortFloat exponent = -23 ).
|
|
|
595 |
|
|
|
596 |
self assert:( 0.0 asLongFloat exponent = 0 ).
|
|
|
597 |
self assert:( 1.0 asLongFloat exponent = 1 ).
|
|
|
598 |
self assert:( 2.0 asLongFloat exponent = 2 ).
|
|
|
599 |
self assert:( 3.0 asLongFloat exponent = 2 ).
|
|
|
600 |
self assert:( 4.0 asLongFloat exponent = 3 ).
|
|
|
601 |
self assert:( 0.5 asLongFloat exponent = 0 ).
|
|
|
602 |
self assert:( 0.4 asLongFloat exponent = -1 ).
|
|
|
603 |
self assert:( 0.25 asLongFloat exponent = -1 ).
|
|
|
604 |
self assert:( 0.125 asLongFloat exponent = -2 ).
|
|
|
605 |
self assert:( 0.00000011111 asLongFloat exponent = -23 ).
|
|
|
606 |
|
|
|
607 |
"
|
|
|
608 |
self basicNew test08_Representation
|
|
|
609 |
"
|
|
192
|
610 |
! !
|
|
|
611 |
|
|
|
612 |
!FloatTest class methodsFor:'documentation'!
|
|
|
613 |
|
|
|
614 |
version
|
|
|
615 |
^ '$Header$'
|
|
|
616 |
! !
|