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From sebb <seb...@gmail.com>
Subject Re: svn commit: r1061602 - /commons/proper/math/trunk/src/test/java/org/apache/commons/math/util/MathUtilsTest.java
Date Fri, 21 Jan 2011 13:41:21 GMT
On 21 January 2011 08:25, Luc Maisonobe <Luc.Maisonobe@free.fr> wrote:
> Le 21/01/2011 03:45, sebb@apache.org a écrit :
>> Author: sebb
>> Date: Fri Jan 21 02:45:52 2011
>> New Revision: 1061602
>>
>> URL: http://svn.apache.org/viewvc?rev=1061602&view=rev
>> Log:
>> Fix up double nextAfter special cases; add float test
>
> Ooops. I forgot these ones, sorry.
> Thanks for fixing that, sebb.

No problem - it was Continuum that noticed the failures initially.

> Luc
>
>>
>> Modified:
>>     commons/proper/math/trunk/src/test/java/org/apache/commons/math/util/MathUtilsTest.java
>>
>> Modified: commons/proper/math/trunk/src/test/java/org/apache/commons/math/util/MathUtilsTest.java
>> URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/test/java/org/apache/commons/math/util/MathUtilsTest.java?rev=1061602&r1=1061601&r2=1061602&view=diff
>> ==============================================================================
>> --- commons/proper/math/trunk/src/test/java/org/apache/commons/math/util/MathUtilsTest.java
(original)
>> +++ commons/proper/math/trunk/src/test/java/org/apache/commons/math/util/MathUtilsTest.java
Fri Jan 21 02:45:52 2011
>> @@ -1021,16 +1021,28 @@ public final class MathUtilsTest extends
>>
>>      }
>>
>> -    public void testNextAfterSpecialCases() {
>> -        assertTrue(Double.isInfinite(FastMath.nextAfter(Double.NEGATIVE_INFINITY,
0)));
>> -        assertTrue(Double.isInfinite(FastMath.nextAfter(Double.POSITIVE_INFINITY,
0)));
>> -        assertTrue(Double.isNaN(FastMath.nextAfter(Double.NaN, 0)));
>> -        assertTrue(Double.isInfinite(FastMath.nextAfter(Double.MAX_VALUE, Double.POSITIVE_INFINITY)));
>> -        assertTrue(Double.isInfinite(FastMath.nextAfter(-Double.MAX_VALUE, Double.NEGATIVE_INFINITY)));
>> -        assertEquals(Double.MIN_VALUE, FastMath.nextAfter(0, 1), 0);
>> -        assertEquals(-Double.MIN_VALUE, FastMath.nextAfter(0, -1), 0);
>> -        assertEquals(0, FastMath.nextAfter(Double.MIN_VALUE, -1), 0);
>> -        assertEquals(0, FastMath.nextAfter(-Double.MIN_VALUE, 1), 0);
>> +    public void testDoubleNextAfterSpecialCases() {
>> +        assertEquals(-Double.MAX_VALUE,FastMath.nextAfter(Double.NEGATIVE_INFINITY,
0D));
>> +        assertEquals(Double.MAX_VALUE,FastMath.nextAfter(Double.POSITIVE_INFINITY,
0D));
>> +        assertEquals(Double.NaN,FastMath.nextAfter(Double.NaN, 0D));
>> +        assertEquals(Double.POSITIVE_INFINITY,FastMath.nextAfter(Double.MAX_VALUE,
Double.POSITIVE_INFINITY));
>> +        assertEquals(Double.NEGATIVE_INFINITY,FastMath.nextAfter(-Double.MAX_VALUE,
Double.NEGATIVE_INFINITY));
>> +        assertEquals(Double.MIN_VALUE, FastMath.nextAfter(0D, 1D), 0D);
>> +        assertEquals(-Double.MIN_VALUE, FastMath.nextAfter(0D, -1D), 0D);
>> +        assertEquals(0D, FastMath.nextAfter(Double.MIN_VALUE, -1), 0D);
>> +        assertEquals(0D, FastMath.nextAfter(-Double.MIN_VALUE, 1), 0D);
>> +    }
>> +
>> +    public void testFloatNextAfterSpecialCases() {
>> +        assertEquals(-Float.MAX_VALUE,FastMath.nextAfter(Float.NEGATIVE_INFINITY,
0F));
>> +        assertEquals(Float.MAX_VALUE,FastMath.nextAfter(Float.POSITIVE_INFINITY,
0F));
>> +        assertEquals(Float.NaN,FastMath.nextAfter(Float.NaN, 0F));
>> +        assertEquals(Float.POSITIVE_INFINITY,FastMath.nextAfter(Float.MAX_VALUE,
Float.POSITIVE_INFINITY));
>> +        assertEquals(Float.NEGATIVE_INFINITY,FastMath.nextAfter(-Float.MAX_VALUE,
Float.NEGATIVE_INFINITY));
>> +        assertEquals(Float.MIN_VALUE, FastMath.nextAfter(0F, 1F), 0F);
>> +        assertEquals(-Float.MIN_VALUE, FastMath.nextAfter(0F, -1F), 0F);
>> +        assertEquals(0F, FastMath.nextAfter(Float.MIN_VALUE, -1F), 0F);
>> +        assertEquals(0F, FastMath.nextAfter(-Float.MIN_VALUE, 1F), 0F);
>>      }
>>
>>      public void testScalb() {
>>
>>
>>
>
>
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