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Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/java/org/onap/crud/service/CrudAsyncResponseConsumerTest.java | 115 |
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 new file mode 100644 index 0000000..6e7cb3b --- /dev/null +++ b/src/test/java/org/onap/crud/service/CrudAsyncResponseConsumerTest.java @@ -0,0 +1,115 @@ +/** + * ============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()); + + } +}
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