Merge "Unit test code for datalake seed code"

1 files changed, 115 insertions, 0 deletions

diff --git a/components/datalake-handler/feeder/src/test/java/org/onap/datalake/feeder/controller/FeederControllerTest.java b/components/datalake-handler/feeder/src/test/java/org/onap/datalake/feeder/controller/FeederControllerTest.java
new file mode 100644
index 00000000..713d8b19
--- /dev/null
+++ b/components/datalake-handler/feeder/src/test/java/org/onap/datalake/feeder/controller/FeederControllerTest.java
@@ -0,0 +1,115 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : DATALAKE
+ * ================================================================================
+ * Copyright (C) 2018-2019 Huawei. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.datalake.feeder.controller;
+
+import org.apache.kafka.clients.consumer.ConsumerRecords;
+import org.apache.kafka.clients.consumer.KafkaConsumer;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.onap.datalake.feeder.config.ApplicationConfiguration;
+import org.onap.datalake.feeder.service.DmaapService;
+import org.onap.datalake.feeder.service.PullService;
+import org.onap.datalake.feeder.service.PullThread;
+import org.springframework.context.ApplicationContext;
+
+import java.io.IOException;
+import java.lang.reflect.Field;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Mockito.when;
+
+
+public class FeederControllerTest {
+
+    @InjectMocks
+    private PullService pullService1;
+
+    @Mock
+    private ApplicationConfiguration config;
+
+    @Mock
+    private ApplicationContext context;
+
+    @Mock
+    private DmaapService dmaapService1;
+
+    @Mock
+    private KafkaConsumer<String, String> kafkaConsumer;
+
+    @Before
+    public void setupTest() {
+        MockitoAnnotations.initMocks(this);
+    }
+
+    private void setAccessPrivateFields(FeederController feederController) throws NoSuchFieldException,
+            IllegalAccessException {
+        Field pullService = feederController.getClass().getDeclaredField("pullService");
+        pullService.setAccessible(true);
+        pullService.set(feederController, pullService1);
+    }
+
+    @Test
+    public void testStart() throws IOException, NoSuchFieldException, IllegalAccessException {
+        FeederController feederController = new FeederController();
+        setAccessPrivateFields(feederController);
+        PullService pullService2 = new PullService();
+        Field applicationConfig = pullService2.getClass().getDeclaredField("config");
+        applicationConfig.setAccessible(true);
+        applicationConfig.set(pullService2, config);
+        Field applicationContext = pullService2.getClass().getDeclaredField("context");
+        applicationContext.setAccessible(true);
+        applicationContext.set(pullService2, context);
+        when(config.getKafkaConsumerCount()).thenReturn(1);
+        PullThread pullThread = new PullThread(1);
+        Field dmaapService = pullThread.getClass().getDeclaredField("dmaapService");
+        dmaapService.setAccessible(true);
+        dmaapService.set(pullThread, dmaapService1);
+        Field kafkaConsumer1 = pullThread.getClass().getDeclaredField("consumer");
+        kafkaConsumer1.setAccessible(true);
+        kafkaConsumer1.set(pullThread, kafkaConsumer);
+        applicationConfig = pullThread.getClass().getDeclaredField("config");
+        applicationConfig.setAccessible(true);
+        applicationConfig.set(pullThread, config);
+        when(context.getBean(PullThread.class, 0)).thenReturn(pullThread);
+        ConsumerRecords<String, String> records = ConsumerRecords.empty();
+        when(kafkaConsumer.poll(2)).thenReturn(records);
+        String start = feederController.start();
+        assertEquals("DataLake feeder is running.", start);
+    }
+
+    @Test
+    public void testStop() throws NoSuchFieldException, IllegalAccessException {
+        FeederController feederController = new FeederController();
+        setAccessPrivateFields(feederController);
+        String stop = feederController.stop();
+        assertEquals("DataLake feeder is stopped.", stop);
+    }
+
+    @Test
+    public void testStatus() throws NoSuchFieldException, IllegalAccessException {
+        FeederController feederController = new FeederController();
+        setAccessPrivateFields(feederController);
+        String status = feederController.status();
+        assertEquals("Feeder is running: false", status);
+    }
+}