add test that reveals problem

Author: VolkodamovDaniil

modules/control-utility/src/test/java/org/apache/ignite/util/GridCommandHandlerWalTest.java

@@ -17,9 +17,11 @@
 
 package org.apache.ignite.util;
 
+import java.util.Arrays;
 import java.util.Objects;
 import java.util.regex.Pattern;
 import org.apache.ignite.cluster.ClusterState;
+import org.apache.ignite.configuration.CacheConfiguration;
 import org.apache.ignite.configuration.DataRegionConfiguration;
 import org.apache.ignite.configuration.DataStorageConfiguration;
 import org.apache.ignite.configuration.IgniteConfiguration;
@@ -171,6 +173,45 @@ public void testWalStateInMemoryCdcCluster() throws Exception {
         assertFalse(testOut.toString().contains("cache3"));
     }
 
+    /**
+     * Test WAL mode change for a cache group contains multiple caches.
+     * @throws Exception If failed.
+     */
+    @Test
+    public void testWalChangeForMultiCacheGroup() throws Exception {
+        clusterState = 0; // PDS cluster.
+
+        IgniteEx srv = startGrids(2);
+        srv.cluster().state(ClusterState.ACTIVE);
+
+        srv.createCache(new CacheConfiguration("cache1")
+            .setGroupName("testGroup"));
+        srv.createCache(new CacheConfiguration("cache2")
+            .setGroupName("testGroup"));
+
+        assertEquals(EXIT_CODE_OK, execute("--wal", "state", "--groups", "testGroup"));
+        outputContains(".*testGroup.*true.*true.*true.*true.*false");
+
+        // disableWal fails, but EXIT_CODE_OK
+        assertEquals(EXIT_CODE_OK, execute("--wal", "disable", "--groups", "testGroup"));
+
+        // WAL is still enabled
+        assertEquals(EXIT_CODE_OK, execute("--wal", "state", "--groups", "testGroup"));
+        outputContains(".*testGroup.*true.*true.*true.*true.*false");
+
+        srv.cluster().disableWal(Arrays.asList("cache1", "cache2"));
+
+        assertEquals(EXIT_CODE_OK, execute("--wal", "state", "--groups", "testGroup"));
+        outputContains(".*testGroup.*true.*false.*true.*true.*false");
+
+        // enableWal fails
+        assertEquals(EXIT_CODE_OK, execute("--wal", "disable", "--groups", "testGroup"));
+
+        // WAL is still disabled
+        assertEquals(EXIT_CODE_OK, execute("--wal", "state", "--groups", "testGroup"));
+        outputContains(".*testGroup.*true.*false.*true.*true.*false");
+    }
+
     /** */
     private void outputContains(String regexp) {
         assertTrue(Pattern.compile(regexp).matcher(testOut.toString()).find());