Optimize ApplicationHome.isUnitTest()

Closes gh-11910

Optimize ApplicationHome.isUnitTest()
Closes gh-11910
7108a1fc · dreis2211 · Stephane Nicoll · 825397bc · 7108a1fc
Commit 7108a1fc authored Feb 05, 2018 by dreis2211 Committed by Stephane Nicoll Feb 07, 2018
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ApplicationHome.java ...java/org/springframework/boot/system/ApplicationHome.java +3 -1

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--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/system/ApplicationHome.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/system/ApplicationHome.java
@@ -105,7 +105,9 @@ public class ApplicationHome {
 	private boolean isUnitTest() {
 		try {
-			for (StackTraceElement element : Thread.currentThread().getStackTrace()) {
+			StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
+			for (int i = stackTrace.length - 1; i >= 0; i--) {
+				StackTraceElement element = stackTrace[i];
 				if (element.getClassName().startsWith("org.junit.")) {
 					return true;
 				}