Apache
/
commons-lang
mirror of https://github.com/apache/commons-lang.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Removing NumberUtils.compare(float,float) and NumberUtils.compare(double,double). These are now foud in Float and Double respectively. Keeping the unit tests, but pointing to the JDK methods as a regression. LANG-492 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@770078 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Henri Yandell 2009-04-30 06:03:16 +00:00
parent 574493d175
commit 0904ecd4fa
6 changed files with 171 additions and 295 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/java/org/apache/commons/lang/builder/CompareToBuilder.java
View File

@ -589,7 +589,7 @@ public class CompareToBuilder {
if (comparison != 0) {
return this;
}
comparison = NumberUtils.compare(lhs, rhs);
comparison = Double.compare(lhs, rhs);
return this;
}
@ -610,7 +610,7 @@ public class CompareToBuilder {
if (comparison != 0) {
return this;
}
comparison = NumberUtils.compare(lhs, rhs);
comparison = Float.compare(lhs, rhs);
return this;
}

125
src/java/org/apache/commons/lang/math/NumberUtils.java
View File

@ -1178,131 +1178,6 @@ public class NumberUtils {
return Math.max(Math.max(a, b), c);
}
//-----------------------------------------------------------------------
/**
* <p>Compares two <code>doubles</code> for order.</p>
*
* <p>This method is more comprehensive than the standard Java greater
* than, less than and equals operators.</p>
* <ul>
* <li>It returns <code>-1</code> if the first value is less than the second.</li>
* <li>It returns <code>+1</code> if the first value is greater than the second.</li>
* <li>It returns <code>0</code> if the values are equal.</li>
* </ul>
*
* <p>
* The ordering is as follows, largest to smallest:
* <ul>
* <li>NaN
* <li>Positive infinity
* <li>Maximum double
* <li>Normal positive numbers
* <li>+0.0
* <li>-0.0
* <li>Normal negative numbers
* <li>Minimum double (<code>-Double.MAX_VALUE</code>)
* <li>Negative infinity
* </ul>
* </p>
*
* <p>Comparing <code>NaN</code> with <code>NaN</code> will
* return <code>0</code>.</p>
*
* @param lhs the first <code>double</code>
* @param rhs the second <code>double</code>
* @return <code>-1</code> if lhs is less, <code>+1</code> if greater,
* <code>0</code> if equal to rhs
*/
public static int compare(double lhs, double rhs) {
if (lhs < rhs) {
return -1;
}
if (lhs > rhs) {
return +1;
}
// Need to compare bits to handle 0.0 == -0.0 being true
// compare should put -0.0 < +0.0
// Two NaNs are also == for compare purposes
// where NaN == NaN is false
long lhsBits = Double.doubleToLongBits(lhs);
long rhsBits = Double.doubleToLongBits(rhs);
if (lhsBits == rhsBits) {
return 0;
}
// Something exotic! A comparison to NaN or 0.0 vs -0.0
// Fortunately NaN's long is > than everything else
// Also negzeros bits < poszero
// NAN: 9221120237041090560
// MAX: 9218868437227405311
// NEGZERO: -9223372036854775808
if (lhsBits < rhsBits) {
return -1;
} else {
return +1;
}
}
/**
* <p>Compares two floats for order.</p>
*
* <p>This method is more comprehensive than the standard Java greater than,
* less than and equals operators.</p>
* <ul>
* <li>It returns <code>-1</code> if the first value is less than the second.
* <li>It returns <code>+1</code> if the first value is greater than the second.
* <li>It returns <code>0</code> if the values are equal.
* </ul>
*
* <p> The ordering is as follows, largest to smallest:
* <ul>
* <li>NaN
* <li>Positive infinity
* <li>Maximum float
* <li>Normal positive numbers
* <li>+0.0
* <li>-0.0
* <li>Normal negative numbers
* <li>Minimum float (<code>-Float.MAX_VALUE</code>)
* <li>Negative infinity
* </ul>
*
* <p>Comparing <code>NaN</code> with <code>NaN</code> will return
* <code>0</code>.</p>
*
* @param lhs the first <code>float</code>
* @param rhs the second <code>float</code>
* @return <code>-1</code> if lhs is less, <code>+1</code> if greater,
* <code>0</code> if equal to rhs
*/
public static int compare(float lhs, float rhs) {
if (lhs < rhs) {
return -1;
}
if (lhs > rhs) {
return +1;
}
//Need to compare bits to handle 0.0 == -0.0 being true
// compare should put -0.0 < +0.0
// Two NaNs are also == for compare purposes
// where NaN == NaN is false
int lhsBits = Float.floatToIntBits(lhs);
int rhsBits = Float.floatToIntBits(rhs);
if (lhsBits == rhsBits) {
return 0;
}
//Something exotic! A comparison to NaN or 0.0 vs -0.0
//Fortunately NaN's int is > than everything else
//Also negzeros bits < poszero
//NAN: 2143289344
//MAX: 2139095039
//NEGZERO: -2147483648
if (lhsBits < rhsBits) {
return -1;
} else {
return +1;
}
}
//-----------------------------------------------------------------------
/**
* <p>Checks whether the <code>String</code> contains only

8
src/java/org/apache/commons/lang/math/Range.java
View File

@ -267,8 +267,8 @@ public abstract class Range {
* range by <code>double</code> comparison
*/
public boolean containsDouble(double value) {
int compareMin = NumberUtils.compare(getMinimumDouble(), value);
int compareMax = NumberUtils.compare(getMaximumDouble(), value);
int compareMin = Double.compare(getMinimumDouble(), value);
int compareMax = Double.compare(getMaximumDouble(), value);
return compareMin <= 0 && compareMax >= 0;
}
@ -303,8 +303,8 @@ public abstract class Range {
* range by <code>float</code> comparison
*/
public boolean containsFloat(float value) {
int compareMin = NumberUtils.compare(getMinimumFloat(), value);
int compareMax = NumberUtils.compare(getMaximumFloat(), value);
int compareMin = Float.compare(getMinimumFloat(), value);
int compareMax = Float.compare(getMaximumFloat(), value);
return compareMin <= 0 && compareMax >= 0;
}

2
src/java/org/apache/commons/lang/mutable/MutableDouble.java
View File

@ -303,7 +303,7 @@ public class MutableDouble extends Number implements Comparable, Mutable {
public int compareTo(Object obj) {
MutableDouble other = (MutableDouble) obj;
double anotherVal = other.value;
return NumberUtils.compare(value, anotherVal);
return Double.compare(value, anotherVal);
}
/**

2
src/java/org/apache/commons/lang/mutable/MutableFloat.java
View File

@ -304,7 +304,7 @@ public class MutableFloat extends Number implements Comparable, Mutable {
public int compareTo(Object obj) {
MutableFloat other = (MutableFloat) obj;
float anotherVal = other.value;
return NumberUtils.compare(value, anotherVal);
return Float.compare(value, anotherVal);
}
/**

325
src/test/org/apache/commons/lang/math/NumberUtilsTest.java
View File

@ -775,188 +775,189 @@ public class NumberUtilsTest extends TestCase {
assertEquals(high, NumberUtils.max(high, mid, high), 0.0001f);
}
// Testing JDK against old Lang functionality
public void testCompareDouble() {
assertTrue(NumberUtils.compare(Double.NaN, Double.NaN) == 0);
assertTrue(NumberUtils.compare(Double.NaN, Double.POSITIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Double.NaN, Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Double.NaN, 1.2d) == +1);
assertTrue(NumberUtils.compare(Double.NaN, 0.0d) == +1);
assertTrue(NumberUtils.compare(Double.NaN, -0.0d) == +1);
assertTrue(NumberUtils.compare(Double.NaN, -1.2d) == +1);
assertTrue(NumberUtils.compare(Double.NaN, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Double.NaN, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(Double.NaN, Double.NaN) == 0);
assertTrue(Double.compare(Double.NaN, Double.POSITIVE_INFINITY) == +1);
assertTrue(Double.compare(Double.NaN, Double.MAX_VALUE) == +1);
assertTrue(Double.compare(Double.NaN, 1.2d) == +1);
assertTrue(Double.compare(Double.NaN, 0.0d) == +1);
assertTrue(Double.compare(Double.NaN, -0.0d) == +1);
assertTrue(Double.compare(Double.NaN, -1.2d) == +1);
assertTrue(Double.compare(Double.NaN, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(Double.NaN, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, Double.NaN) == -1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, Double.POSITIVE_INFINITY) == 0);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, 1.2d) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, 0.0d) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, -0.0d) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, -1.2d) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, Double.NaN) == -1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, Double.POSITIVE_INFINITY) == 0);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, Double.MAX_VALUE) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, 1.2d) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, 0.0d) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, -0.0d) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, -1.2d) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, Double.NaN) == -1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, Double.MAX_VALUE) == 0);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, 1.2d) == +1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, 0.0d) == +1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, -0.0d) == +1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, -1.2d) == +1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Double.MAX_VALUE, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(Double.MAX_VALUE, Double.NaN) == -1);
assertTrue(Double.compare(Double.MAX_VALUE, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(Double.MAX_VALUE, Double.MAX_VALUE) == 0);
assertTrue(Double.compare(Double.MAX_VALUE, 1.2d) == +1);
assertTrue(Double.compare(Double.MAX_VALUE, 0.0d) == +1);
assertTrue(Double.compare(Double.MAX_VALUE, -0.0d) == +1);
assertTrue(Double.compare(Double.MAX_VALUE, -1.2d) == +1);
assertTrue(Double.compare(Double.MAX_VALUE, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(Double.MAX_VALUE, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(1.2d, Double.NaN) == -1);
assertTrue(NumberUtils.compare(1.2d, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(1.2d, Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(1.2d, 1.2d) == 0);
assertTrue(NumberUtils.compare(1.2d, 0.0d) == +1);
assertTrue(NumberUtils.compare(1.2d, -0.0d) == +1);
assertTrue(NumberUtils.compare(1.2d, -1.2d) == +1);
assertTrue(NumberUtils.compare(1.2d, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(1.2d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(1.2d, Double.NaN) == -1);
assertTrue(Double.compare(1.2d, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(1.2d, Double.MAX_VALUE) == -1);
assertTrue(Double.compare(1.2d, 1.2d) == 0);
assertTrue(Double.compare(1.2d, 0.0d) == +1);
assertTrue(Double.compare(1.2d, -0.0d) == +1);
assertTrue(Double.compare(1.2d, -1.2d) == +1);
assertTrue(Double.compare(1.2d, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(1.2d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(0.0d, Double.NaN) == -1);
assertTrue(NumberUtils.compare(0.0d, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(0.0d, Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(0.0d, 1.2d) == -1);
assertTrue(NumberUtils.compare(0.0d, 0.0d) == 0);
assertTrue(NumberUtils.compare(0.0d, -0.0d) == +1);
assertTrue(NumberUtils.compare(0.0d, -1.2d) == +1);
assertTrue(NumberUtils.compare(0.0d, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(0.0d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(0.0d, Double.NaN) == -1);
assertTrue(Double.compare(0.0d, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(0.0d, Double.MAX_VALUE) == -1);
assertTrue(Double.compare(0.0d, 1.2d) == -1);
assertTrue(Double.compare(0.0d, 0.0d) == 0);
assertTrue(Double.compare(0.0d, -0.0d) == +1);
assertTrue(Double.compare(0.0d, -1.2d) == +1);
assertTrue(Double.compare(0.0d, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(0.0d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(-0.0d, Double.NaN) == -1);
assertTrue(NumberUtils.compare(-0.0d, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(-0.0d, Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(-0.0d, 1.2d) == -1);
assertTrue(NumberUtils.compare(-0.0d, 0.0d) == -1);
assertTrue(NumberUtils.compare(-0.0d, -0.0d) == 0);
assertTrue(NumberUtils.compare(-0.0d, -1.2d) == +1);
assertTrue(NumberUtils.compare(-0.0d, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(-0.0d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(-0.0d, Double.NaN) == -1);
assertTrue(Double.compare(-0.0d, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(-0.0d, Double.MAX_VALUE) == -1);
assertTrue(Double.compare(-0.0d, 1.2d) == -1);
assertTrue(Double.compare(-0.0d, 0.0d) == -1);
assertTrue(Double.compare(-0.0d, -0.0d) == 0);
assertTrue(Double.compare(-0.0d, -1.2d) == +1);
assertTrue(Double.compare(-0.0d, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(-0.0d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(-1.2d, Double.NaN) == -1);
assertTrue(NumberUtils.compare(-1.2d, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(-1.2d, Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(-1.2d, 1.2d) == -1);
assertTrue(NumberUtils.compare(-1.2d, 0.0d) == -1);
assertTrue(NumberUtils.compare(-1.2d, -0.0d) == -1);
assertTrue(NumberUtils.compare(-1.2d, -1.2d) == 0);
assertTrue(NumberUtils.compare(-1.2d, -Double.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(-1.2d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(-1.2d, Double.NaN) == -1);
assertTrue(Double.compare(-1.2d, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(-1.2d, Double.MAX_VALUE) == -1);
assertTrue(Double.compare(-1.2d, 1.2d) == -1);
assertTrue(Double.compare(-1.2d, 0.0d) == -1);
assertTrue(Double.compare(-1.2d, -0.0d) == -1);
assertTrue(Double.compare(-1.2d, -1.2d) == 0);
assertTrue(Double.compare(-1.2d, -Double.MAX_VALUE) == +1);
assertTrue(Double.compare(-1.2d, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, Double.NaN) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, 1.2d) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, 0.0d) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, -0.0d) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, -1.2d) == -1);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, -Double.MAX_VALUE) == 0);
assertTrue(NumberUtils.compare(-Double.MAX_VALUE, Double.NEGATIVE_INFINITY) == +1);
assertTrue(Double.compare(-Double.MAX_VALUE, Double.NaN) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, Double.MAX_VALUE) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, 1.2d) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, 0.0d) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, -0.0d) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, -1.2d) == -1);
assertTrue(Double.compare(-Double.MAX_VALUE, -Double.MAX_VALUE) == 0);
assertTrue(Double.compare(-Double.MAX_VALUE, Double.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, Double.NaN) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, 1.2d) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, 0.0d) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, -0.0d) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, -1.2d) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, -Double.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(Double.NEGATIVE_INFINITY, Double.NEGATIVE_INFINITY) == 0);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, Double.NaN) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, Double.MAX_VALUE) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, 1.2d) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, 0.0d) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, -0.0d) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, -1.2d) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, -Double.MAX_VALUE) == -1);
assertTrue(Double.compare(Double.NEGATIVE_INFINITY, Double.NEGATIVE_INFINITY) == 0);
}
public void testCompareFloat() {
assertTrue(NumberUtils.compare(Float.NaN, Float.NaN) == 0);
assertTrue(NumberUtils.compare(Float.NaN, Float.POSITIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Float.NaN, Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Float.NaN, 1.2f) == +1);
assertTrue(NumberUtils.compare(Float.NaN, 0.0f) == +1);
assertTrue(NumberUtils.compare(Float.NaN, -0.0f) == +1);
assertTrue(NumberUtils.compare(Float.NaN, -1.2f) == +1);
assertTrue(NumberUtils.compare(Float.NaN, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Float.NaN, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(Float.NaN, Float.NaN) == 0);
assertTrue(Float.compare(Float.NaN, Float.POSITIVE_INFINITY) == +1);
assertTrue(Float.compare(Float.NaN, Float.MAX_VALUE) == +1);
assertTrue(Float.compare(Float.NaN, 1.2f) == +1);
assertTrue(Float.compare(Float.NaN, 0.0f) == +1);
assertTrue(Float.compare(Float.NaN, -0.0f) == +1);
assertTrue(Float.compare(Float.NaN, -1.2f) == +1);
assertTrue(Float.compare(Float.NaN, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(Float.NaN, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, Float.NaN) == -1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, Float.POSITIVE_INFINITY) == 0);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, 1.2f) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, 0.0f) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, -0.0f) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, -1.2f) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Float.POSITIVE_INFINITY, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, Float.NaN) == -1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, Float.POSITIVE_INFINITY) == 0);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, Float.MAX_VALUE) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, 1.2f) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, 0.0f) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, -0.0f) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, -1.2f) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(Float.POSITIVE_INFINITY, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, Float.NaN) == -1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, Float.MAX_VALUE) == 0);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, 1.2f) == +1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, 0.0f) == +1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, -0.0f) == +1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, -1.2f) == +1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(Float.MAX_VALUE, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(Float.MAX_VALUE, Float.NaN) == -1);
assertTrue(Float.compare(Float.MAX_VALUE, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(Float.MAX_VALUE, Float.MAX_VALUE) == 0);
assertTrue(Float.compare(Float.MAX_VALUE, 1.2f) == +1);
assertTrue(Float.compare(Float.MAX_VALUE, 0.0f) == +1);
assertTrue(Float.compare(Float.MAX_VALUE, -0.0f) == +1);
assertTrue(Float.compare(Float.MAX_VALUE, -1.2f) == +1);
assertTrue(Float.compare(Float.MAX_VALUE, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(Float.MAX_VALUE, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(1.2f, Float.NaN) == -1);
assertTrue(NumberUtils.compare(1.2f, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(1.2f, Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(1.2f, 1.2f) == 0);
assertTrue(NumberUtils.compare(1.2f, 0.0f) == +1);
assertTrue(NumberUtils.compare(1.2f, -0.0f) == +1);
assertTrue(NumberUtils.compare(1.2f, -1.2f) == +1);
assertTrue(NumberUtils.compare(1.2f, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(1.2f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(1.2f, Float.NaN) == -1);
assertTrue(Float.compare(1.2f, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(1.2f, Float.MAX_VALUE) == -1);
assertTrue(Float.compare(1.2f, 1.2f) == 0);
assertTrue(Float.compare(1.2f, 0.0f) == +1);
assertTrue(Float.compare(1.2f, -0.0f) == +1);
assertTrue(Float.compare(1.2f, -1.2f) == +1);
assertTrue(Float.compare(1.2f, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(1.2f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(0.0f, Float.NaN) == -1);
assertTrue(NumberUtils.compare(0.0f, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(0.0f, Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(0.0f, 1.2f) == -1);
assertTrue(NumberUtils.compare(0.0f, 0.0f) == 0);
assertTrue(NumberUtils.compare(0.0f, -0.0f) == +1);
assertTrue(NumberUtils.compare(0.0f, -1.2f) == +1);
assertTrue(NumberUtils.compare(0.0f, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(0.0f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(0.0f, Float.NaN) == -1);
assertTrue(Float.compare(0.0f, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(0.0f, Float.MAX_VALUE) == -1);
assertTrue(Float.compare(0.0f, 1.2f) == -1);
assertTrue(Float.compare(0.0f, 0.0f) == 0);
assertTrue(Float.compare(0.0f, -0.0f) == +1);
assertTrue(Float.compare(0.0f, -1.2f) == +1);
assertTrue(Float.compare(0.0f, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(0.0f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(-0.0f, Float.NaN) == -1);
assertTrue(NumberUtils.compare(-0.0f, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(-0.0f, Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(-0.0f, 1.2f) == -1);
assertTrue(NumberUtils.compare(-0.0f, 0.0f) == -1);
assertTrue(NumberUtils.compare(-0.0f, -0.0f) == 0);
assertTrue(NumberUtils.compare(-0.0f, -1.2f) == +1);
assertTrue(NumberUtils.compare(-0.0f, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(-0.0f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(-0.0f, Float.NaN) == -1);
assertTrue(Float.compare(-0.0f, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(-0.0f, Float.MAX_VALUE) == -1);
assertTrue(Float.compare(-0.0f, 1.2f) == -1);
assertTrue(Float.compare(-0.0f, 0.0f) == -1);
assertTrue(Float.compare(-0.0f, -0.0f) == 0);
assertTrue(Float.compare(-0.0f, -1.2f) == +1);
assertTrue(Float.compare(-0.0f, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(-0.0f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(-1.2f, Float.NaN) == -1);
assertTrue(NumberUtils.compare(-1.2f, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(-1.2f, Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(-1.2f, 1.2f) == -1);
assertTrue(NumberUtils.compare(-1.2f, 0.0f) == -1);
assertTrue(NumberUtils.compare(-1.2f, -0.0f) == -1);
assertTrue(NumberUtils.compare(-1.2f, -1.2f) == 0);
assertTrue(NumberUtils.compare(-1.2f, -Float.MAX_VALUE) == +1);
assertTrue(NumberUtils.compare(-1.2f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(-1.2f, Float.NaN) == -1);
assertTrue(Float.compare(-1.2f, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(-1.2f, Float.MAX_VALUE) == -1);
assertTrue(Float.compare(-1.2f, 1.2f) == -1);
assertTrue(Float.compare(-1.2f, 0.0f) == -1);
assertTrue(Float.compare(-1.2f, -0.0f) == -1);
assertTrue(Float.compare(-1.2f, -1.2f) == 0);
assertTrue(Float.compare(-1.2f, -Float.MAX_VALUE) == +1);
assertTrue(Float.compare(-1.2f, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, Float.NaN) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, 1.2f) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, 0.0f) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, -0.0f) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, -1.2f) == -1);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, -Float.MAX_VALUE) == 0);
assertTrue(NumberUtils.compare(-Float.MAX_VALUE, Float.NEGATIVE_INFINITY) == +1);
assertTrue(Float.compare(-Float.MAX_VALUE, Float.NaN) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, Float.MAX_VALUE) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, 1.2f) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, 0.0f) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, -0.0f) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, -1.2f) == -1);
assertTrue(Float.compare(-Float.MAX_VALUE, -Float.MAX_VALUE) == 0);
assertTrue(Float.compare(-Float.MAX_VALUE, Float.NEGATIVE_INFINITY) == +1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, Float.NaN) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, Float.POSITIVE_INFINITY) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, 1.2f) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, 0.0f) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, -0.0f) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, -1.2f) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, -Float.MAX_VALUE) == -1);
assertTrue(NumberUtils.compare(Float.NEGATIVE_INFINITY, Float.NEGATIVE_INFINITY) == 0);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, Float.NaN) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, Float.POSITIVE_INFINITY) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, Float.MAX_VALUE) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, 1.2f) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, 0.0f) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, -0.0f) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, -1.2f) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, -Float.MAX_VALUE) == -1);
assertTrue(Float.compare(Float.NEGATIVE_INFINITY, Float.NEGATIVE_INFINITY) == 0);
}
public void testIsDigits() {