Test coverage in rest-healthcheck-adapter

Increased coverage

Issue-ID: APPC-1387
Change-Id: Idafa0d7dbd5cb740728197bc3b4c232bdbef0821
Signed-off-by: Joss Armstrong <joss.armstrong@ericsson.com>

2 files changed, 92 insertions, 94 deletions

diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/onap/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/onap/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java
index aa4cb7d07..9188a2e5f 100644
--- a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/onap/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java
+++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/main/java/org/onap/appc/adapter/restHealthcheck/impl/RestHealthcheckAdapterImpl.java
@@ -5,6 +5,8 @@
  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
+ * ================================================================================
+ * Modifications Copyright (C) 2019 Ericsson
  * =============================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,34 +26,19 @@
 package org.onap.appc.adapter.restHealthcheck.impl;
 
 import java.util.Map;
-import java.util.Properties;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.methods.HttpGet;
 import org.apache.http.impl.client.CloseableHttpClient;
-
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
+import org.glassfish.grizzly.http.util.HttpStatus;
 import org.onap.appc.Constants;
 import org.onap.appc.adapter.restHealthcheck.RestHealthcheckAdapter;
 import org.onap.appc.configuration.Configuration;
-import org.onap.appc.pool.PoolExtensionException;
-import org.onap.appc.util.StructuredPropertyHelper;
-
-
-import com.att.cdp.zones.ImageService;
-import com.att.cdp.zones.Provider;
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
 import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
-import com.att.eelf.i18n.EELFResourceManager;
-import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
-
-import org.glassfish.grizzly.http.util.HttpStatus;
-
-import static com.att.eelf.configuration.Configuration.*;
-
-import org.apache.http.*;
-import org.apache.http.client.*;
-import org.apache.http.client.methods.*;
-import org.apache.http.impl.client.*;
-import org.apache.http.util.EntityUtils;
-import java.io.IOException;
-import java.net.InetAddress;
 
 public class RestHealthcheckAdapterImpl implements RestHealthcheckAdapter {
 
@@ -81,9 +68,9 @@ public class RestHealthcheckAdapterImpl implements RestHealthcheckAdapter {
     }
     public void checkHealth(Map<String, String> params, SvcLogicContext ctx) {
         logger.info("VNF rest health check");
-        String uri=params.get("VNF.URI");
-        String endPoint=params.get("VNF.endpoint");
-        String tUrl=uri+"/"+endPoint;
+        String uri = params.get("VNF.URI");
+        String endPoint = params.get("VNF.endpoint");
+        String tUrl = uri + "/" + endPoint;
         RequestContext rc = new RequestContext(ctx);
         rc.isAlive();
         try(CloseableHttpClient httpClient = HttpClients.createDefault()) {
@@ -92,14 +79,14 @@ public class RestHealthcheckAdapterImpl implements RestHealthcheckAdapter {
             response = httpClient.execute(httpGet);
             int responseCode=response.getStatusLine().getStatusCode();
             HttpEntity entity = response.getEntity();
-            String responseOutput=EntityUtils.toString(entity);
-            if(responseCode==200)
+            String responseOutput = EntityUtils.toString(entity);
+            if(responseCode == 200)
             {
-                doSuccess(rc,responseCode,responseOutput);
+                doSuccess(rc, responseCode, responseOutput);
             }
             else
             {
-                doHealthCheckFailure(rc,responseCode,responseOutput);
+                doHealthCheckFailure(rc, responseCode, responseOutput);
             }
         } catch (Exception ex) {
             doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, ex.toString());
@@ -120,7 +107,7 @@ public class RestHealthcheckAdapterImpl implements RestHealthcheckAdapter {
         }
         svcLogic.setStatus(OUTCOME_FAILURE);
         svcLogic.setAttribute("healthcheck.result.code", "200");
-        svcLogic.setAttribute("healthcheck.result.message", status+" "+msg);
+        svcLogic.setAttribute("healthcheck.result.message", status + " " + msg);
     }
     /**
      * @param rc
@@ -130,14 +117,14 @@ public class RestHealthcheckAdapterImpl implements RestHealthcheckAdapter {
     @SuppressWarnings("static-method")
     private void doHealthCheckFailure(RequestContext rc, int code, String message) {
         SvcLogicContext svcLogic = rc.getSvcLogicContext();
-        String msg = Integer.toString(code)+" "+message;
+        String msg = Integer.toString(code) + " " + message;
         svcLogic.setAttribute("healthcheck.result.code", "200");
         svcLogic.setAttribute("healthcheck.result.message", msg);
     }
     @SuppressWarnings("static-method")
     private void doSuccess(RequestContext rc, int code, String message) {
         SvcLogicContext svcLogic = rc.getSvcLogicContext();
-        String msg = Integer.toString(code)+" "+message;
+        String msg = Integer.toString(code) + " " + message;
         svcLogic.setAttribute("healthcheck.result.code", "400");
         svcLogic.setAttribute("healthcheck.result.message", msg);
     }
diff --git a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/test/java/org/onap/appc/adapter/restHealthcheck/impl/TestRestHealthcheckAdapterImpl.java b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/test/java/org/onap/appc/adapter/restHealthcheck/impl/TestRestHealthcheckAdapterImpl.java
index b2aabb846..0535854d4 100644
--- a/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/test/java/org/onap/appc/adapter/restHealthcheck/impl/TestRestHealthcheckAdapterImpl.java
+++ b/appc-adapters/appc-rest-healthcheck-adapter/appc-rest-healthcheck-adapter-bundle/src/test/java/org/onap/appc/adapter/restHealthcheck/impl/TestRestHealthcheckAdapterImpl.java
@@ -5,6 +5,8 @@
  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
+ * ================================================================================
+ * Modifications Copyright (C) 2019 Ericsson
  * =============================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,94 +25,103 @@
 package org.onap.appc.adapter.restHealthcheck.impl;
 
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-
 import java.io.IOException;
-import java.lang.reflect.Field;
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
-import java.util.Properties;
-import java.util.Set;
-
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.ParseException;
+import org.apache.http.StatusLine;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
 import org.junit.Before;
-import org.junit.BeforeClass;
-import org.junit.Ignore;
 import org.junit.Test;
-import org.slf4j.MDC;
-
-import org.onap.appc.Constants;
-import org.onap.appc.adapter.restHealthcheck.*;
-import org.onap.appc.configuration.ConfigurationFactory;
+import org.junit.runner.RunWith;
+import org.mockito.Mockito;
 import org.onap.appc.exceptions.APPCException;
-import org.onap.appc.exceptions.UnknownProviderException;
-import com.att.cdp.exceptions.ZoneException;
-import com.att.cdp.zones.ComputeService;
-import com.att.cdp.zones.Context;
-import com.att.cdp.zones.ContextFactory;
-import com.att.cdp.zones.model.Server;
-import com.att.cdp.zones.model.Server.Status;
 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+import com.att.cdp.exceptions.ZoneException;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpGet;
 
 
 
+@RunWith(PowerMockRunner.class)
+@PrepareForTest({HttpClients.class, EntityUtils.class})
 public class TestRestHealthcheckAdapterImpl {
 
-    @SuppressWarnings("nls")
-    private static final String PROVIDER_NAME = "ILAB";
-
-    @SuppressWarnings("nls")
-    private static final String PROVIDER_TYPE = "OpenStackProvider";
-
-    private static String IDENTITY_URL;
-
-    private static String PRINCIPAL;
-
-    private static String CREDENTIAL;
-
-    private static String TENANT_NAME;
-
-    private static String TENANT_ID;
-
-    private static String USER_ID;
-
-    private static String REGION_NAME;
-
-    private static String SERVER_URL;
-
-    private static Class<?> providerAdapterImplClass;
-    private static Class<?> configurationFactoryClass;
-    private static Field providerCacheField;
-    private static Field configField;
-
     private RestHealthcheckAdapterImpl adapter;
-
-
-    @SuppressWarnings("nls")
-    @BeforeClass
-    public static void once() throws NoSuchFieldException, SecurityException, NoSuchMethodException {
-
-    }
-
+    private CloseableHttpClient client;
+    
     @Before
-    public void setup() throws IllegalArgumentException, IllegalAccessException {
-
+    public void setup() throws IllegalArgumentException, IllegalAccessException, ParseException, IOException {
+        PowerMockito.mockStatic(HttpClients.class);
+        PowerMockito.mockStatic(EntityUtils.class);
+        client = Mockito.mock(CloseableHttpClient.class);
+        PowerMockito.when(HttpClients.createDefault()).thenReturn(client);
+        PowerMockito.when(EntityUtils.toString(Mockito.any(HttpEntity.class))).thenReturn("TEST");
         adapter = new RestHealthcheckAdapterImpl();
     }
 
     @Test
     public void testCheckHealth() throws IOException, IllegalStateException, IllegalArgumentException,
         ZoneException, APPCException {
+            Map<String, String> params = new HashMap<>();
+            params.put("VNF.URI", "http://restHalthCheck.test");
+            params.put("VNF.endpoint", "health");
+            HttpResponse response = Mockito.mock(CloseableHttpResponse.class);
+            HttpEntity entity = Mockito.mock(HttpEntity.class);
+            Mockito.doReturn(entity).when(response).getEntity();
+            StatusLine statusLine = Mockito.mock(StatusLine.class);
+            Mockito.doReturn(200).when(statusLine).getStatusCode();
+            Mockito.doReturn(statusLine).when(response).getStatusLine();
+            Mockito.doReturn(response).when(client).execute(Mockito.any(HttpGet.class));
+            SvcLogicContext svcContext = new SvcLogicContext();
+            adapter.checkHealth(params, svcContext);
+            String statusCode = svcContext.getAttribute("healthcheck.result.code");
+            assertEquals("400", statusCode);
+    }
+
+    @Test
+    public void testCheckHealthFailure() throws IOException, IllegalStateException, IllegalArgumentException,
+        ZoneException, APPCException {
+            Map<String, String> params = new HashMap<>();
+            params.put("VNF.URI", "http://restHalthCheck.test");
+            params.put("VNF.endpoint", "health");
+            HttpResponse response = Mockito.mock(CloseableHttpResponse.class);
+            HttpEntity entity = Mockito.mock(HttpEntity.class);
+            Mockito.doReturn(entity).when(response).getEntity();
+            StatusLine statusLine = Mockito.mock(StatusLine.class);
+            Mockito.doReturn(400).when(statusLine).getStatusCode();
+            Mockito.doReturn(statusLine).when(response).getStatusLine();
+            Mockito.doReturn(response).when(client).execute(Mockito.any(HttpGet.class));
+            SvcLogicContext svcContext = new SvcLogicContext();
+            adapter.checkHealth(params, svcContext);
+            String statusCode = svcContext.getAttribute("healthcheck.result.code");
+            assertEquals("200", statusCode);
+    }
 
+    @Test
+    public void testCheckHealthException() throws IOException, IllegalStateException, IllegalArgumentException,
+        ZoneException, APPCException {
             Map<String, String> params = new HashMap<>();
             params.put("VNF.URI", "http://restHalthCheck.test");
             params.put("VNF.endpoint", "health");
+            HttpResponse response = Mockito.mock(CloseableHttpResponse.class);
+            HttpEntity entity = Mockito.mock(HttpEntity.class);
+            Mockito.doReturn(entity).when(response).getEntity();
+            StatusLine statusLine = Mockito.mock(StatusLine.class);
+            Mockito.doReturn(400).when(statusLine).getStatusCode();
+            Mockito.doReturn(statusLine).when(response).getStatusLine();
+            Mockito.doThrow(new IOException()).when(client).execute(Mockito.any(HttpGet.class));
             SvcLogicContext svcContext = new SvcLogicContext();
             adapter.checkHealth(params, svcContext);
-            String statusCode=svcContext.getAttribute("healthcheck.result.code");
-            assertEquals("200",statusCode);
+            String statusCode = svcContext.getAttribute("healthcheck.result.code");
+            assertEquals(RestHealthcheckAdapterImpl.OUTCOME_FAILURE, svcContext.getStatus());
     }