HDDS-590. Add unit test for HDDS-583. Contributed by Namit Maheshwari.

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java

@@ -58,6 +58,7 @@ import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
 import org.apache.hadoop.ozone.protocol.commands.DeleteBlocksCommand;
 import org.apache.hadoop.ozone.protocol.commands.SCMCommand;
 import org.apache.hadoop.test.GenericTestUtils;
+import org.apache.hadoop.util.ExitUtil;
 import org.junit.Assert;
 import org.junit.Rule;
 import org.junit.Test;
@@ -436,6 +437,18 @@ public class TestStorageContainerManager {
     StorageContainerManager.createSCM(null, conf);
   }
 
+  @Test
+  public void testSCMInitializationReturnCode() throws IOException {
+    ExitUtil.disableSystemExit();
+    OzoneConfiguration conf = new OzoneConfiguration();
+    conf.setBoolean(OzoneConfigKeys.OZONE_ENABLED, true);
+    // Set invalid args
+    String[] invalidArgs = {"--zxcvbnm"};
+    exception.expect(ExitUtil.ExitException.class);
+    exception.expectMessage("ExitException");
+    StorageContainerManager.createSCM(invalidArgs, conf);
+  }
+
   @Test
   public void testScmInfo() throws Exception {
     OzoneConfiguration conf = new OzoneConfiguration();