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-rw-r--r--src/test/java/org/onap/crud/service/CrudAsyncResponseConsumerTest.java115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/test/java/org/onap/crud/service/CrudAsyncResponseConsumerTest.java b/src/test/java/org/onap/crud/service/CrudAsyncResponseConsumerTest.java
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+++ b/src/test/java/org/onap/crud/service/CrudAsyncResponseConsumerTest.java
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+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2018 Nokia
+ * ================================================================================
+ * 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.crud.service;
+
+import static junit.framework.TestCase.fail;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import com.google.common.collect.Lists;
+import java.util.ArrayList;
+import javax.naming.OperationNotSupportedException;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.onap.aai.event.api.EventConsumer;
+
+
+@RunWith(MockitoJUnitRunner.class)
+public class CrudAsyncResponseConsumerTest {
+
+ private static final ArrayList<String> EVENTS = Lists.newArrayList("event_json1", "event_json2");
+
+ @Mock
+ private EventConsumer eventConsumer;
+ @Mock
+ private GraphEventUpdater graphEventUpdater;
+
+ private CrudAsyncResponseConsumer crudAsyncResponseConsumer;
+
+ @Before
+ public void setUp() {
+ crudAsyncResponseConsumer = new CrudAsyncResponseConsumer(eventConsumer, graphEventUpdater);
+ }
+
+ @Test
+ public void shouldCommitOnlyOffsetsWhenEventsCollectionIsEmpty() throws Exception {
+ // given
+ when(eventConsumer.consume()).thenReturn(new ArrayList<>());
+
+ // when
+ crudAsyncResponseConsumer.run();
+
+ // then
+ verify(graphEventUpdater, never()).update(anyString());
+ verify(eventConsumer, times(1)).commitOffsets();
+ }
+
+ @Test
+ public void shouldCommitOnlyOffsetsWhenThereIsNoEventsToProcess() throws Exception {
+ // given
+ when(eventConsumer.consume()).thenReturn(null);
+
+ // when
+ crudAsyncResponseConsumer.run();
+
+ // then
+ verify(graphEventUpdater, never()).update(anyString());
+ verify(eventConsumer, times(1)).commitOffsets();
+ }
+
+ @Test
+ public void shouldProcessEventsWhenConsumerProvidesListOfEvents() throws Exception {
+ // given
+ when(eventConsumer.consume()).thenReturn(EVENTS);
+
+ // when
+ crudAsyncResponseConsumer.run();
+
+ // then
+ verify(graphEventUpdater, times(2)).update(anyString());
+ verify(eventConsumer, times(1)).commitOffsets();
+ }
+
+ @Test
+ public void shouldHandleAnyErrorCaseDuringCommitOffsets() throws Exception {
+ // given
+ when(eventConsumer.consume()).thenReturn(EVENTS);
+ doThrow(OperationNotSupportedException.class).when(eventConsumer).commitOffsets();
+
+ // when
+ try {
+ crudAsyncResponseConsumer.run();
+ } catch (Exception e) {
+ fail("Any error reported by run method is wrong!");
+ }
+
+ // then
+ verify(graphEventUpdater, times(2)).update(anyString());
+
+ }
+} \ No newline at end of file