diff --git a/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraServiceTest.java b/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraServiceTest.java
index c4cc6cab31..4ecb6cb054 100644
--- a/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraServiceTest.java
+++ b/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraServiceTest.java
@@ -101,7 +101,8 @@ private static Stream<Arguments> provideHttpStatusCodesWithExceptionClass() {
         return Stream.of(
                 Arguments.of(HttpStatus.valueOf(AUTHORIZATION_ERROR_CODE), UnAuthorizedException.class),
                 Arguments.of(HttpStatus.valueOf(TOKEN_EXPIRED), RuntimeException.class),
-                Arguments.of(HttpStatus.TOO_MANY_REQUESTS, RuntimeException.class)
+                Arguments.of(HttpStatus.TOO_MANY_REQUESTS, RuntimeException.class),
+                Arguments.of(HttpStatus.INSUFFICIENT_STORAGE, RuntimeException.class)
         );
     }
 
@@ -264,7 +265,7 @@ void testInvokeRestApiTokenExpiredInterruptException() throws JsonProcessingExce
         JiraSourceConfig jiraSourceConfig = createJiraConfiguration(BASIC, issueType, issueStatus, projectKey);
         JiraService jiraService = new JiraService(restTemplate, jiraSourceConfig, authConfig);
         when(authConfig.getUrl()).thenReturn("https://example.com/rest/api/2/issue/key");
-        doReturn(new ResponseEntity<>("", HttpStatus.UNAUTHORIZED)).when(restTemplate).getForEntity(any(URI.class), any(Class.class));
+        when(restTemplate.getForEntity(any(URI.class), any(Class.class))).thenThrow(new HttpClientErrorException(HttpStatus.TOO_MANY_REQUESTS));
         jiraService.setSleepTimeMultiplier(100000);
 
         Thread testThread = new Thread(() -> {
diff --git a/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraSourceConfigTest.java b/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraSourceConfigTest.java
index 94f718cf61..9da7011d0d 100644
--- a/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraSourceConfigTest.java
+++ b/data-prepper-plugins/saas-source-plugins/jira-source/src/test/java/org/opensearch/dataprepper/plugins/source/jira/JiraSourceConfigTest.java
@@ -4,7 +4,7 @@
 import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.Test;
 
-import java.util.Arrays;
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -14,6 +14,7 @@
 import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.opensearch.dataprepper.plugins.source.jira.utils.Constants.BASIC;
 import static org.opensearch.dataprepper.plugins.source.jira.utils.Constants.OAUTH2;
+import static org.opensearch.dataprepper.plugins.source.source_crawler.base.CrawlerSourceConfig.DEFAULT_NUMBER_OF_WORKERS;
 
 public class JiraSourceConfigTest {
     private final String accessToken = "access token test";
@@ -22,13 +23,19 @@ public class JiraSourceConfigTest {
     private final String clientSecret = "client secret test";
     private final String jiraCredential = "test Jira Credential";
     private final String jiraId = "test Jira Id";
+    private final String accountUrl = "https://example.atlassian.net";
+    private List<String> projectList = new ArrayList<>();
+    private List<String> issueTypeList = new ArrayList<>();
+    private List<String> inclusionPatternList = new ArrayList<>();
+    private List<String> exclusionPatternList = new ArrayList<>();
+    private List<String> statusList = new ArrayList<>();
+    private Map<String, String> connectorCredentialMap = new HashMap<>();
     private JiraSourceConfig jiraSourceConfig;
 
     private JiraSourceConfig createJiraSourceConfig(String authtype, boolean hasToken) throws JsonProcessingException {
         Map<String, Object> configMap = new HashMap<>();
-        configMap.put("account_url", "https://example.atlassian.net");
+        configMap.put("account_url", accountUrl);
 
-        Map<String, String> connectorCredentialMap = new HashMap<>();
         connectorCredentialMap.put("auth_type", authtype);
         if (hasToken) {
             connectorCredentialMap.put("access_token", accessToken);
@@ -43,19 +50,24 @@ private JiraSourceConfig createJiraSourceConfig(String authtype, boolean hasToke
 
         configMap.put("connector_credentials", connectorCredentialMap);
 
-        List<String> projectList = Arrays.asList("project1", "project2");
+        projectList.add("project1");
+        projectList.add("project2");
         configMap.put("projects", projectList);
 
-        List<String> issueTypeList = Arrays.asList("issue type 1", "issue type 2");
+        issueTypeList.add("issue type 1");
+        issueTypeList.add("issue type 2");
         configMap.put("issue_types", issueTypeList);
 
-        List<String> inclusionPatternList = Arrays.asList("pattern 1", "pattern 2");
+        inclusionPatternList.add("pattern 1");
+        inclusionPatternList.add("pattern 2");
         configMap.put("inclusion_patterns", inclusionPatternList);
 
-        List<String> exclusionPatternList = Arrays.asList("pattern 3", "pattern 4");
+        exclusionPatternList.add("pattern 3");
+        exclusionPatternList.add("pattern 4");
         configMap.put("exclusion_patterns", exclusionPatternList);
 
-        List<String> statusList = Arrays.asList("status 1", "status 2");
+        statusList.add("status 1");
+        statusList.add("status 2");
         configMap.put("statuses", statusList);
 
         ObjectMapper objectMapper = new ObjectMapper();
@@ -67,15 +79,14 @@ private JiraSourceConfig createJiraSourceConfig(String authtype, boolean hasToke
     @Test
     void testGetters() throws JsonProcessingException {
         jiraSourceConfig = createJiraSourceConfig(BASIC, false);
-        assertNotNull(jiraSourceConfig.getInclusionPatterns());
-        assertNotNull(jiraSourceConfig.getIssueType());
-        assertNotNull(jiraSourceConfig.getExclusionPatterns());
-        assertNotNull(jiraSourceConfig.getNumWorkers());
-        assertNotNull(jiraSourceConfig.getIssueType());
-        assertNotNull(jiraSourceConfig.getProject());
-        assertNotNull(jiraSourceConfig.getStatus());
-        assertNotNull(jiraSourceConfig.getConnectorCredentials());
-        assertNotNull(jiraSourceConfig.getAccountUrl());
+        assertEquals(jiraSourceConfig.getInclusionPatterns(), inclusionPatternList);
+        assertEquals(jiraSourceConfig.getIssueType(), issueTypeList);
+        assertEquals(jiraSourceConfig.getExclusionPatterns(), exclusionPatternList);
+        assertEquals(jiraSourceConfig.getNumWorkers(), DEFAULT_NUMBER_OF_WORKERS);
+        assertEquals(jiraSourceConfig.getProject(), projectList);
+        assertEquals(jiraSourceConfig.getStatus(), statusList);
+        assertEquals(jiraSourceConfig.getConnectorCredentials(), connectorCredentialMap);
+        assertEquals(jiraSourceConfig.getAccountUrl(), accountUrl);
         assertNotNull(jiraSourceConfig.getBackOff());
         assertEquals(jiraSourceConfig.getJiraCredential(), jiraCredential);
         assertEquals(jiraSourceConfig.getJiraId(), jiraId);