From 1d2fbb2f9c0b3e4dd2d61007393c8cdd5bd57bd9 Mon Sep 17 00:00:00 2001
From: Andy Wilkinson <andy.wilkinson@broadcom.com>
Date: Fri, 25 Apr 2025 10:18:40 +0100
Subject: [PATCH] Increase the maximum heap size that's available to test tasks

Closes gh-45288
---
 .../java/org/springframework/boot/build/JavaConventions.java  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/buildSrc/src/main/java/org/springframework/boot/build/JavaConventions.java b/buildSrc/src/main/java/org/springframework/boot/build/JavaConventions.java
index 73fee9d6624..a99b8ba405e 100644
--- a/buildSrc/src/main/java/org/springframework/boot/build/JavaConventions.java
+++ b/buildSrc/src/main/java/org/springframework/boot/build/JavaConventions.java
@@ -73,7 +73,7 @@ import org.springframework.util.StringUtils;
  * <li>{@link Test} tasks are configured:
  * <ul>
  * <li>to use JUnit Platform
- * <li>with a max heap of 1024M
+ * <li>with a max heap of 1536M
  * <li>to run after any Checkstyle and format checking tasks
  * <li>to enable retries with a maximum of three attempts when running on CI
  * <li>to use predictive test selection when the value of the
@@ -186,7 +186,7 @@ class JavaConventions {
 	private void configureTestConventions(Project project) {
 		project.getTasks().withType(Test.class, (test) -> {
 			test.useJUnitPlatform();
-			test.setMaxHeapSize("1024M");
+			test.setMaxHeapSize("1536M");
 			project.getTasks().withType(Checkstyle.class, test::mustRunAfter);
 			project.getTasks().withType(CheckFormat.class, test::mustRunAfter);
 			configureTestRetries(test);