Backport BigDecimal fix for ItPodsRestart

Author: rjeberhard

new-integration-tests/src/test/java/oracle/weblogic/kubernetes/ItPodsRestart.java

@@ -3,6 +3,7 @@
 
 package oracle.weblogic.kubernetes;
 
+import java.math.BigDecimal;
 import java.util.HashMap;
 import java.util.LinkedHashMap;
 import java.util.List;
@@ -147,26 +148,26 @@ public void testServerPodsRestartByChangingResource() {
     }
 
     // add the new server pod compute resources limits: cpu: 1, requests: cpu: 0.5
-    String cpuLimit = "1";
-    String cpuRequest = "0.5";
+    BigDecimal cpuLimit = new BigDecimal(1);
+    BigDecimal cpuRequest = new BigDecimal(0.5);
 
     // verify if cpu limit was set then the new value should be different than the original value
     if (limits.get("cpu") != null) {
-      assertNotEquals(limits.get("cpu").getNumber().toString(), cpuLimit,
+      assertNotEquals(limits.get("cpu").getNumber().compareTo(cpuLimit), 0,
           String.format("server pod compute resources cpu limit is already set to %s, set cpu limit to "
               + "a different value", cpuLimit));
     }
 
     // verify if cpu request was set then the new value should be different than the original value
     if (requests.get("cpu") != null) {
-      assertNotEquals(requests.get("cpu").getNumber().toString(), cpuRequest,
+      assertNotEquals(requests.get("cpu").getNumber().compareTo(cpuRequest), 0,
           String.format("server pod compute resources cpu request is already set to %s, set cpu request to "
               + "a different value", cpuRequest));
     }
 
     // add/modify the server pod resources by patching the domain custom resource
     assertTrue(addServerPodResources(cpuLimit, cpuRequest),
-        String.format("Failed to add server pod compute resources for domain {0} in namespace {1}",
+        String.format("Failed to add server pod compute resources for domain %s in namespace %s",
             domainUid, domainNamespace));
 
     // verify the server pods are rolling restarted and back to ready state
@@ -198,24 +199,24 @@ public void testServerPodsRestartByChangingResource() {
     // verify the server pod resources limits got updated
     logger.info("Checking that the server pod resources cpu limit was updated correctly");
     assertNotNull(limits.get("cpu"), domain1 + "/spec/serverPod/resources/limits/cpu is null");
-    assertEquals(limits.get("cpu").getNumber().toString(), cpuLimit,
+    assertEquals(limits.get("cpu").getNumber().compareTo(cpuLimit), 0,
         String.format("server pod compute resource limits were not updated correctly, set cpu limit to %s, got %s",
-            cpuLimit, limits.get("cpu").getNumber().toString()));
+            cpuLimit, limits.get("cpu").getNumber()));
 
     // get new server pod compute resources requests
     requests = domain1.getSpec().getServerPod().getResources().getRequests();
     assertNotNull(requests, domain1 + "/spec/serverPod/resources/requests is null");
 
     // print out server pod compute resource requests
     logger.info("New value for server pod compute resource requests:");
-    requests.forEach((key, value) -> logger.info(key + ": " + value.getNumber().toString()));
+    requests.forEach((key, value) -> logger.info(key + ": " + value.getNumber()));
 
     // verify the server pod resources requests got updated
     logger.info("Checking that the server pod resources cpu request is updated correctly");
     assertNotNull(requests.get("cpu"), domain1 + "/spec/serverPod/resources/requests/cpu is null");
-    assertEquals(requests.get("cpu").getNumber().toString(), cpuRequest,
+    assertEquals(requests.get("cpu").getNumber().compareTo(cpuRequest), 0,
         String.format("server pod compute resources requests was not updated correctly, set cpu request to %s, got %s",
-            cpuRequest, requests.get("cpu").getNumber().toString()));
+            cpuRequest, requests.get("cpu").getNumber()));
   }
 
   /**
@@ -321,7 +322,7 @@ private static void createAndVerifyMiiDomain() {
    * @param cpuRequest cpu request to be added to domain spec serverPod resources requests
    * @return true if patching domain custom resource is successful, false otherwise
    */
-  private boolean addServerPodResources(String cpuLimit, String cpuRequest) {
+  private boolean addServerPodResources(BigDecimal cpuLimit, BigDecimal cpuRequest) {
     // construct the patch string for adding server pod resources
     StringBuffer patchStr = new StringBuffer("[{")
         .append("\"op\": \"add\", ")