Better JDK-18 EA (and beyond) support of SecurityManager (#1750)

Signed-off-by: Andriy Redko <andriy.redko@aiven.io>

build.gradle

@@ -346,6 +346,15 @@ gradle.projectsEvaluated {
     if (tasks.findByPath('test') != null && tasks.findByPath('integTest') != null) {
       integTest.mustRunAfter test
     }
+
+    project.tasks.withType(Test) { task ->
+      if (task != null) {
+        if (BuildParams.runtimeJavaVersion > JavaVersion.VERSION_17) {
+          task.jvmArgs += ["-Djava.security.manager=allow"]
+        }
+      }
+    }
+
     configurations.matching { it.canBeResolved }.all { Configuration configuration ->
       dependencies.matching { it instanceof ProjectDependency }.all { ProjectDependency dep ->
         Project upstreamProject = dep.dependencyProject

gradle.properties

@@ -26,4 +26,4 @@ systemProp.org.gradle.warning.mode=fail
 systemProp.jdk.tls.client.protocols=TLSv1.2
 
 # jvm args for faster test execution by default
-systemProp.tests.jvm.argline=-XX:TieredStopAtLevel=1 -XX:ReservedCodeCacheSize=64m -Djava.security.manager=allow
+systemProp.tests.jvm.argline=-XX:TieredStopAtLevel=1 -XX:ReservedCodeCacheSize=64m