YARN-6079. Fix simple spelling errors in yarn test code. Contributed by vijay.

(cherry picked from commit 4db119b7b5)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/BasePBImplRecordsTest.java

@@ -222,7 +222,7 @@ public class BasePBImplRecordsTest {
       GetSetPair gsp = cur.getValue();
       if ((gsp.getMethod == null) ||
           (gsp.setMethod == null)) {
-        LOG.info(String.format("Exclude protential property: %s\n", gsp.propertyName));
+        LOG.info(String.format("Exclude potential property: %s\n", gsp.propertyName));
         itr.remove();
       } else {
         LOG.info(String.format("New property: %s type: %s", gsp.toString(), gsp.type));

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/nodelabels/TestCommonNodeLabelsManager.java

@@ -155,7 +155,7 @@ public class TestCommonNodeLabelsManager extends NodeLabelTestBase {
     } catch (IOException e) {
       caught = true;
     }
-    Assert.assertTrue("invalid label charactor should not add to repo", caught);
+    Assert.assertTrue("invalid label character should not add to repo", caught);
 
     caught = false;
     try {

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeHealthService.java

@@ -163,7 +163,7 @@ public class TestNodeHealthService {
     LOG.info("Checking Healthy--->timeout");
     Assert.assertFalse("Node health status reported healthy even after timeout",
         healthStatus.getIsNodeHealthy());
-    Assert.assertTrue("Node script time out message not propogated",
+    Assert.assertTrue("Node script time out message not propagated",
         healthStatus.getHealthReport().equals(
             NodeHealthScriptRunner.NODE_HEALTH_SCRIPT_TIMED_OUT_MSG
             + NodeHealthCheckerService.SEPARATOR

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/TestResourceLocalizationService.java

@@ -2102,7 +2102,7 @@ public class TestResourceLocalizationService {
             Assert.assertEquals(userCachePath, destinationDirectory.getParent()
               .toUri().toString());
           } else {
-            throw new Exception("Unexpected resource recevied.");
+            throw new Exception("Unexpected resource received.");
           }
         }
       }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHA.java

@@ -622,7 +622,7 @@ public class TestRMHA {
             HAServiceProtocol.RequestSource.REQUEST_BY_USER);
     FailFastDispatcher dispatcher =
         ((FailFastDispatcher) rm.rmContext.getDispatcher());
-    // Verify transistion to transitionToStandby
+    // Verify transition to transitionToStandby
     rm.adminService.transitionToStandby(requestInfo);
     assertEquals("Fatal Event should be 0", 0, dispatcher.getEventCount());
     assertEquals("HA state should be in standBy State", HAServiceState.STANDBY,
@@ -630,7 +630,7 @@ public class TestRMHA {
     try {
       // Verify refreshAll call failure and check fail Event is dispatched
       rm.adminService.transitionToActive(requestInfo);
-      Assert.fail("Transistion to Active should have failed for refreshAll()");
+      Assert.fail("Transition to Active should have failed for refreshAll()");
     } catch (Exception e) {
       assertTrue("Service fail Exception expected",
           e instanceof ServiceFailedException);

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMNodeTransitions.java

@@ -917,7 +917,7 @@ public class TestRMNodeTransitions {
 
     Assert.assertEquals(NodeState.REBOOTED, node.getState());
     Assert.assertEquals("Active Nodes", initialActive, cm.getNumActiveNMs());
-    Assert.assertEquals("Unhelathy Nodes", initialUnHealthy,
+    Assert.assertEquals("Unhealthy Nodes", initialUnHealthy,
         cm.getUnhealthyNMs());
     Assert.assertEquals("Decommissioning Nodes", initialDecommissioning,
         cm.getNumDecommissioningNMs());

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestLeafQueue.java

@@ -828,7 +828,7 @@ public class TestLeafQueue {
     assertTrue("Verify user_1 got resources ", queueUser1.getUsed()
         .getMemorySize() > 0);
     assertTrue(
-        "Exepected AbsoluteUsedCapacity > 0.95, got: "
+        "Expected AbsoluteUsedCapacity > 0.95, got: "
             + b.getAbsoluteUsedCapacity(), b.getAbsoluteUsedCapacity() > 0.95);
 
     // Verify consumedRatio is based on dominant resources

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/TestRMWebApp.java

@@ -268,7 +268,7 @@ public class TestRMWebApp {
       when(clientRMService.getApplications(any(GetApplicationsRequest.class)))
           .thenReturn(response);
     } catch (YarnException e) {
-      Assert.fail("Exception is not expteced.");
+      Assert.fail("Exception is not expected.");
     }
     return clientRMService;
   }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/TestRMWebServiceAppsNodelabel.java

@@ -161,7 +161,7 @@ public class TestRMWebServiceAppsNodelabel extends JerseyTestBase {
     assertEquals("incorrect number of elements", 1, apps.length());
     try {
       apps.getJSONArray("app").getJSONObject(0).getJSONObject("resourceInfo");
-      fail("resourceInfo object shouldnt be available for finished apps");
+      fail("resourceInfo object shouldn't be available for finished apps");
     } catch (Exception e) {
       assertTrue("resourceInfo shouldn't be available for finished apps", true);
     }