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Add a helper method to get a random java.util.TimeZone #29487

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Merged
merged 2 commits into from
Apr 12, 2018
Merged

Add a helper method to get a random java.util.TimeZone #29487

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0306886
Add a helper method to get a random java.util.TimeZone
dakrone Apr 11, 2018
00a418b
Switch to a statically initialized and sorted set of TZ ids
dakrone Apr 12, 2018
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23 changes: 20 additions & 3 deletions test/framework/src/main/java/org/elasticsearch/test/ESTestCase.java
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Original file line number Diff line number Diff line change
Expand Up @@ -135,6 +135,7 @@
import java.util.Objects;
import java.util.Random;
import java.util.Set;
import java.util.TimeZone;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
Expand Down Expand Up @@ -173,6 +174,9 @@
@LuceneTestCase.SuppressReproduceLine
public abstract class ESTestCase extends LuceneTestCase {

private static final List<String> JODA_TIMEZONE_IDS;
private static final List<String> JAVA_TIMEZONE_IDS;

private static final AtomicInteger portGenerator = new AtomicInteger();

@AfterClass
Expand All @@ -191,6 +195,14 @@ public static void resetPortCounter() {
}));

BootstrapForTesting.ensureInitialized();

List<String> jodaTZIds = new ArrayList<>(DateTimeZone.getAvailableIDs());
Collections.sort(jodaTZIds);
JODA_TIMEZONE_IDS = Collections.unmodifiableList(jodaTZIds);

List<String> javaTZIds = Arrays.asList(TimeZone.getAvailableIDs());
Collections.sort(javaTZIds);
JAVA_TIMEZONE_IDS = Collections.unmodifiableList(javaTZIds);
}

protected final Logger logger = Loggers.getLogger(getClass());
Expand Down Expand Up @@ -669,9 +681,14 @@ public static String randomPositiveTimeValue() {
* generate a random DateTimeZone from the ones available in joda library
*/
public static DateTimeZone randomDateTimeZone() {
List<String> ids = new ArrayList<>(DateTimeZone.getAvailableIDs());
Collections.sort(ids);
return DateTimeZone.forID(randomFrom(ids));
return DateTimeZone.forID(randomFrom(JODA_TIMEZONE_IDS));
}

/**
* generate a random TimeZone from the ones available in java.time
*/
public static TimeZone randomTimeZone() {
return TimeZone.getTimeZone(randomFrom(JAVA_TIMEZONE_IDS));
}

/**
Expand Down