From bfcbb7e32fde1569d2d3225a5217eb36fb65812e Mon Sep 17 00:00:00 2001
From: Simon Brandhof <simon.brandhof@sonarsource.com>
Date: Wed, 14 Sep 2016 23:36:19 +0200
Subject: [PATCH] Improve stability of ProgressLoggerTest

in order to avoid :
log_at_fixed_intervals(org.sonar.core.util.ProgressLoggerTest)
java.util.ConcurrentModificationException: null
	at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:901)
	at java.util.ArrayList$Itr.next(ArrayList.java:851)
	at org.sonar.api.internal.google.common.collect.AbstractMapBasedMultimap$WrappedCollection$WrappedIterator.next(AbstractMapBasedMultimap.java:486)
	at java.util.Spliterators$IteratorSpliterator.tryAdvance(Spliterators.java:1812)
	at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
	at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:498)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:485)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
	at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.findFirst(ReferencePipeline.java:464)
	at org.sonar.core.util.ProgressLoggerTest.hasInfoLog(ProgressLoggerTest.java:71)
	at org.sonar.core.util.ProgressLoggerTest.log_at_fixed_intervals(ProgressLoggerTest.java:44)
---
 .../src/test/java/org/sonar/core/util/ProgressLoggerTest.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sonar-core/src/test/java/org/sonar/core/util/ProgressLoggerTest.java b/sonar-core/src/test/java/org/sonar/core/util/ProgressLoggerTest.java
index 57bb0de02d5..18eb5acd301 100644
--- a/sonar-core/src/test/java/org/sonar/core/util/ProgressLoggerTest.java
+++ b/sonar-core/src/test/java/org/sonar/core/util/ProgressLoggerTest.java
@@ -41,10 +41,11 @@ public class ProgressLoggerTest {
     ProgressLogger progress = new ProgressLogger("ProgressLoggerTest", counter, Loggers.get(getClass()));
     progress.setPeriodMs(1L);
     progress.start();
-    while (!hasInfoLog("42 rows processed")) {
+    while (logTester.logs(LoggerLevel.INFO).size()<2) {
       Uninterruptibles.sleepUninterruptibly(1, TimeUnit.MILLISECONDS);
     }
     progress.stop();
+    assertThat(hasInfoLog("42 rows processed")).isTrue();
 
     // ability to manual log, generally final status
     counter.incrementAndGet();
-- 
2.39.5