testsuite/mixed-domain/pom.xml

@@ -199,8 +199,28 @@
                         <artifactId>maven-surefire-plugin</artifactId>
                         <configuration>
                             <systemPropertyVariables>
-                                <jboss.test.host.slave.jvmhome>${java8.home}</jboss.test.host.slave.jvmhome>
-                                <jboss.test.host.slave.controller.jvmhome>${java8.home}</jboss.test.host.slave.controller.jvmhome>
+                                <jboss.test.legacy.host.java8.home>${java8.home}</jboss.test.legacy.host.java8.home>
+                            </systemPropertyVariables>
+                        </configuration>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+        <profile>
+            <id>legacy-slave-java11-home</id>
+            <activation>
+                <jdk>[12,)</jdk>
+                <property>
+                    <name>java11.home</name>
+                </property>
+            </activation>
+            <build>
+                <plugins>
+                    <plugin>
+                        <artifactId>maven-surefire-plugin</artifactId>
+                        <configuration>
+                            <systemPropertyVariables>
+                                <jboss.test.legacy.host.java11.home>${java11.home}</jboss.test.legacy.host.java11.home>
                             </systemPropertyVariables>
                         </configuration>
                     </plugin>

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/DomainAdjuster.java

@@ -87,9 +87,6 @@ static void adjustForVersion(final DomainClient client, final Version.AsVersion
 
         final DomainAdjuster adjuster;
         switch (asVersion) {
-            case EAP_6_2_0:
-            case EAP_6_3_0:
-                throw new UnsupportedOperationException();
             case EAP_6_4_0:
                 adjuster = new DomainAdjuster640();
                 break;

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/LegacyConfigAdjuster.java

@@ -47,9 +47,6 @@ static void adjustForVersion(final DomainClient client, final Version.AsVersion
 
         final LegacyConfigAdjuster adjuster;
         switch (asVersion) {
-            case EAP_6_2_0:
-            case EAP_6_3_0:
-                throw new UnsupportedOperationException();
             case EAP_6_4_0:
                 adjuster = new LegacyConfigAdjuster640();
                 break;

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/MixedDomainTestSuite.java

@@ -68,7 +68,7 @@ protected static MixedDomainTestSupport getSupport(Class<?> testClass) {
             return getSupport(testClass, Profile.FULL_HA, false);
     }
 
-protected static MixedDomainTestSupport getSupport(Class<?> testClass,  boolean withMasterServers) {
+    protected static MixedDomainTestSupport getSupport(Class<?> testClass,  boolean withMasterServers) {
             return getSupport(testClass, Profile.FULL_HA, withMasterServers);
     }
 
@@ -79,6 +79,7 @@ protected static MixedDomainTestSupport getSupport(Class<?> testClass, Profile p
         }
         return support;
     }
+
     /**
      * Call this from a @BeforeClass method
      *
@@ -91,6 +92,7 @@ protected static MixedDomainTestSupport getSupport(Class<?> testClass, String ma
     protected static MixedDomainTestSupport getSupport(Class<?> testClass, String masterConfig, boolean adjustDomain, boolean legacyConfig, boolean withMasterServers) {
         return getSupport(testClass, masterConfig, null, Profile.FULL_HA, adjustDomain, legacyConfig, withMasterServers);
     }
+
     /**
      * Call this from a @BeforeClass method
      *
@@ -147,7 +149,8 @@ static MixedDomainTestSupport getSupport(Class<?> testClass, String domainConfig
                     testSupport = MixedDomainTestSupport.create(testClass.getSimpleName(), version);
                 }
             } catch (Exception e) {
-                throw new RuntimeException(e);
+                MixedDomainTestSuite.version = null;
+                throw (e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e));
             }
             try {
                 //Start the the domain with adjustments to domain.xml

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/MixedDomainTestSupport.java

@@ -43,6 +43,7 @@
 import org.jboss.as.test.shared.TimeoutUtil;
 import org.jboss.dmr.ModelNode;
 import org.junit.Assert;
+import org.junit.Assume;
 
 
 /**
@@ -52,6 +53,12 @@
 
     public static final String STANDARD_DOMAIN_CONFIG = "copied-master-config/domain.xml";
     private static final String JBOSS_DOMAIN_SERVER_ARGS = "jboss.domain.server.args";
+    private static final int TEST_VM_VERSION;
+
+    static {
+        String spec = System.getProperty("java.specification.version");
+        TEST_VM_VERSION = "1.8".equals(spec) ? 8 : Integer.parseInt(spec);
+    }
 
     private final Version.AsVersion version;
     private final boolean adjustDomain;
@@ -69,6 +76,7 @@ private MixedDomainTestSupport(Version.AsVersion version, String testClass, Stri
         this.legacyConfig = legacyConfig;
         this.withMasterServers = withMasterServers;
         this.profile = profile;
+        configureSlaveJavaHome();
     }
 
     private static WildFlyManagedConfiguration configWithDisabledAsserts(String jbossHome){
@@ -158,6 +166,29 @@ private void startSlaveServer() {
         Assert.fail("Slave server-one did not start within " + timeout + " ms");
     }
 
+    private void configureSlaveJavaHome() {
+        // Look for properties pointing to a java home to use for the legacy host.
+        // Look for homes for the max JVM version the host can handle, working back to the min it can handle.
+        // We could start with the oldest and work forward, but that would likely result in all versions testing
+        // against the oldest VM. Starting with the newest will increase coverage by increasing the probability
+        // of different VM versions being used across the overall set of legacy host versions.
+        String javaHome = null;
+        for (int i = Math.min(version.getMaxVMVersion(), TEST_VM_VERSION - 1); i >= version.getMinVMVersion() && javaHome == null; i--) {
+            javaHome = System.getProperty("jboss.test.legacy.host.java" + i + ".home");
+        }
+
+        if (javaHome != null) {
+            WildFlyManagedConfiguration  cfg = getDomainSlaveConfiguration();
+            cfg.setJavaHome(javaHome);
+            cfg.setControllerJavaHome(javaHome);
+            System.out.println("Set legacy host controller to use " + javaHome + " as JAVA_HOME");
+        } else {
+            // Ignore the test if the slave cannot run using the current VM version
+            Assume.assumeTrue(TEST_VM_VERSION <= version.getMaxVMVersion());
+            Assume.assumeTrue(TEST_VM_VERSION >= version.getMinVMVersion());
+        }
+    }
+
     private void startAndAdjust() {
 
         String jbossDomainServerArgsValue = null;

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/SimpleMixedDomainTest.java

@@ -116,9 +116,7 @@ public void test00001_ServerRunning() throws Exception {
 
     @Test
     public void test00002_Versioning() throws Exception {
-        if (version == Version.AsVersion.EAP_6_2_0
-                || version == Version.AsVersion.EAP_7_0_0) {
-            //6.2.0 (https://issues.jboss.org/browse/WFLY-3228) and
+        if (version == Version.AsVersion.EAP_7_0_0) {
             //7.0.0 (https://issues.jboss.org/browse/WFCORE-401)
             // have the slave report back its own version, rather than the one from the DC,
             //which is what should happen
@@ -226,10 +224,6 @@ public void test00010_JgroupsTransformers() throws Exception {
      */
     @Test
     public void test00011_ExampleDSConnection() throws Exception{
-        if (version == Version.AsVersion.EAP_6_2_0) {
-            // see: https://issues.jboss.org/browse/WFLY-7792
-            return;
-        }
         PathAddress exampleDSAddress = PathAddress.pathAddress(PathElement.pathElement(HOST, "slave"),
                 PathElement.pathElement(RUNNING_SERVER, "server-one"), PathElement.pathElement(SUBSYSTEM, "datasources"),
                 PathElement.pathElement("data-source", "ExampleDS"));

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/Version.java

@@ -21,6 +21,8 @@
 */
 package org.jboss.as.test.integration.domain.mixed;
 
+import org.junit.Assume;
+
 import java.lang.annotation.ElementType;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -41,12 +43,10 @@
     String EAP = "jboss-eap-";
 
     enum AsVersion {
-        EAP_6_2_0(EAP, 6, 2, 0),
-        EAP_6_3_0(EAP, 6, 3, 0),
-        EAP_6_4_0(EAP, 6, 4, 0),
-        EAP_7_0_0(EAP, 7, 0, 0),
-        EAP_7_1_0(EAP, 7, 1, 0),
-        EAP_7_2_0(EAP, 7, 2, 0),
+        EAP_6_4_0(EAP, 6, 4, 0, 8, 8),
+        EAP_7_0_0(EAP, 7, 0, 0, 8, 8),
+        EAP_7_1_0(EAP, 7, 1, 0, 8, 8),
+        EAP_7_2_0(EAP, 7, 2, 0, 11, 8),
         ;
 
 
@@ -55,14 +55,18 @@
         private final int major;
         private final int minor;
         private final int micro;
+        private final int maxVM;
+        private final int minVM;
         final String version;
 
-        AsVersion(String basename, int major, int minor, int micro){
+        AsVersion(String basename, int major, int minor, int micro, int maxVM, int minVM){
             this.basename = basename;
             this.major = major;
             this.minor = minor;
             this.micro = micro;
             this.version = major + "." + minor + "." + micro;
+            this.maxVM = maxVM;
+            this.minVM = minVM;
         }
 
         public String getBaseName() {
@@ -86,7 +90,7 @@ public String getZipFileName() {
         }
 
         public boolean isEAP6Version() {
-            return (this == EAP_6_2_0 || this == EAP_6_3_0 || this == EAP_6_4_0);
+            return (this == EAP_6_4_0);
         }
 
         public int getMajor() {
@@ -101,6 +105,34 @@ public int getMicro() {
             return micro;
         }
 
+        /**
+         * Gets the maximum Java version under which a legacy host can properly
+         * execute tests.
+         */
+        public int getMaxVMVersion() {
+            return maxVM;
+        }
+
+        /**
+         * Gets the minimum Java version under which a legacy host can properly
+         * execute tests.
+         */
+        public int getMinVMVersion() {
+            return minVM;
+        }
+
+        /**
+         * Checks whether the current VM version exceeds the maximum version under which a legacy host can properly
+         * execute tests. The check is disabled if system property "jboss.test.host.slave.jvmhome" is set.
+         */
+        public void assumeMaxVM() {
+            if (System.getProperty("jboss.test.host.slave.jvmhome") == null) {
+                String javaSpecVersion = System.getProperty("java.specification.version");
+                int vm = "1.8".equals(javaSpecVersion) ? 8 : Integer.parseInt(javaSpecVersion);
+                Assume.assumeFalse(vm > maxVM);
+            }
+        }
+
         int compare(int major, int minor) {
             if (this.major < major) {
                 return -1;

testsuite/mixed-domain/src/test/java/org/jboss/as/test/integration/domain/mixed/eap640/ElytronOnlyMaster640TestSuite.java

@@ -36,6 +36,7 @@
 
     @BeforeClass
     public static void initializeDomain() {
+        Version.AsVersion.EAP_6_4_0.assumeMaxVM();
         ElytronOnlyMasterTestSuite.getSupport(ElytronOnlyMaster640TestSuite.class);
     }
 }