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[LANG-1745] RandomStringUtils.random() with a negative character index should throw IllegalArgumentException (#1247) 

* Add testLang1641()

* Rename some test methods

* [LANG-1745] RandomStringUtils.random() with a negative character index
should throw IllegalArgumentException
This commit is contained in:
Gary Gregory 2024-07-19 09:07:42 -04:00 committed by GitHub
parent 892c970349
commit 00e530042f
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4 changed files with 56 additions and 16 deletions
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17
src/changes/changes.xml
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@ -46,14 +46,15 @@ The <action> type attribute can be add,update,fix,remove.
</properties>
<body>
<release version="3.16.0" date="YYYY-MM-DD" description="This is a feature and maintenance release. Java 8 or later is required.">
<!-- FIX -->
<action type="fix" dev="ggregory" due-to="Gary Gregory">Reimplement StopWatch internals to use java.time.</action>
<!-- ADD -->
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getSplitDuration() and deprecate getSplitTime().</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getStartInstant() and deprecate getStartTime().</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getStopInstant() and deprecate getStopTime().</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getDuration() and deprecate getTime().</action>
<!-- UPDATE -->
<!-- FIX -->
<action type="fix" dev="ggregory" due-to="Gary Gregory">Reimplement StopWatch internals to use java.time.</action>
<action issue="LANG-1745" type="fix" dev="ggregory" due-to="Wang Hailong, Gary Gregory">RandomStringUtils.random() with a negative character index should throw IllegalArgumentException.</action>
<!-- ADD -->
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getSplitDuration() and deprecate getSplitTime().</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getStartInstant() and deprecate getStartTime().</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getStopInstant() and deprecate getStopTime().</action>
<action type="add" dev="ggregory" due-to="Gary Gregory">Add StopWatch.getDuration() and deprecate getTime().</action>
<!-- UPDATE -->
</release>
<release version="3.15.0" date="2024-07-13" description="New features and bug fixes (Java 8 or above).">
<!-- ADD -->

2
src/main/java/org/apache/commons/lang3/RandomStringUtils.java
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@ -232,6 +232,8 @@ public class RandomStringUtils {
}
} else if (end <= start) {
throw new IllegalArgumentException("Parameter end (" + end + ") must be greater than start (" + start + ")");
} else if (start < 0 || end < 0) {
throw new IllegalArgumentException("Character positions MUST be >= 0");
}
if (end > Character.MAX_CODE_POINT) {

30
src/test/java/org/apache/commons/lang3/RandomStringUtilsTest.java
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@ -93,23 +93,43 @@ public class RandomStringUtilsTest extends AbstractLangTest {
}
@Test
public void testExceptions() {
final char[] DUMMY = { 'a' }; // valid char array
public void testExceptionsRandom() {
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, true, true));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, DUMMY));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, new char[] { 'a' }));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(1, new char[0]));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, ""));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, (String) null));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, 'a', 'z', false, false));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, 'a', 'z', false, false, DUMMY));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, 'a', 'z', false, false, DUMMY, new Random()));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, 'a', 'z', false, false, new char[] { 'a' }));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(-1, 'a', 'z', false, false, new char[] { 'a' }, new Random()));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(8, 32, 48, false, true));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(8, 32, 65, true, false));
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.random(1, Integer.MIN_VALUE, -10, false, false, null));
}
@Test
public void testExceptionsRandomAlphabetic() {
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.randomAlphabetic(-1));
}
@Test
public void testExceptionsRandomAscii() {
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.randomAscii(-1));
}
@Test
public void testExceptionsRandomGraph() {
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.randomGraph(-1));
}
@Test
public void testExceptionsRandomNumeric() {
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.randomNumeric(-1));
}
@Test
public void testExceptionsRandomPrint() {
assertThrows(IllegalArgumentException.class, () -> RandomStringUtils.randomPrint(-1));
}

23
src/test/java/org/apache/commons/lang3/time/FastDateFormatTest.java
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@ -47,6 +47,9 @@ import org.junitpioneer.jupiter.DefaultTimeZone;
* Unit tests {@link org.apache.commons.lang3.time.FastDateFormat}.
*/
public class FastDateFormatTest extends AbstractLangTest {
private static final String ISO_8601_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ssZZ";
private static final int NTHREADS = 10;
private static final int NROUNDS = 10000;
@ -245,7 +248,7 @@ public class FastDateFormatTest extends AbstractLangTest {
}
@Test
public void testLANG_1152() {
public void testLang1152() {
final TimeZone utc = FastTimeZone.getGmtTimeZone();
final Date date = new Date(Long.MAX_VALUE);
@ -256,15 +259,29 @@ public class FastDateFormatTest extends AbstractLangTest {
assertEquals("17/08/292278994", dateAsString);
}
@Test
public void testLANG_1267() {
public void testLang1267() {
FastDateFormat.getInstance("yyyy-MM-dd'T'HH:mm:ss.SSSXXX");
}
@Test
public void testLang1641() {
assertSame(FastDateFormat.getInstance(ISO_8601_DATE_FORMAT), FastDateFormat.getInstance(ISO_8601_DATE_FORMAT));
// commons-lang's GMT TimeZone
assertSame(FastDateFormat.getInstance(ISO_8601_DATE_FORMAT, FastTimeZone.getGmtTimeZone()),
FastDateFormat.getInstance(ISO_8601_DATE_FORMAT, FastTimeZone.getGmtTimeZone()));
// default TimeZone
assertSame(FastDateFormat.getInstance(ISO_8601_DATE_FORMAT, TimeZone.getDefault()),
FastDateFormat.getInstance(ISO_8601_DATE_FORMAT, TimeZone.getDefault()));
// TimeZones that are identical in every way except ID
assertNotSame(FastDateFormat.getInstance(ISO_8601_DATE_FORMAT, TimeZone.getTimeZone("Australia/Broken_Hill")),
FastDateFormat.getInstance(ISO_8601_DATE_FORMAT, TimeZone.getTimeZone("Australia/Yancowinna")));
}
/**
* According to LANG-954 (https://issues.apache.org/jira/browse/LANG-954) this is broken in Android 2.1.
*/
@Test
public void testLANG_954() {
public void testLang954() {
final String pattern = "yyyy-MM-dd'T'";
FastDateFormat.getInstance(pattern);
}