1 files changed, 79 insertions, 0 deletions
diff --git a/src/test/java/org/onap/pnfsimulator/simulator/IncrementProviderImplTest.java b/src/test/java/org/onap/pnfsimulator/simulator/IncrementProviderImplTest.java
new file mode 100644
index 0000000..b5304a7
--- /dev/null
+++ b/src/test/java/org/onap/pnfsimulator/simulator/IncrementProviderImplTest.java
@@ -0,0 +1,79 @@
+/*
+ * ============LICENSE_START=======================================================
+ * PNF-REGISTRATION-HANDLER
+ * ================================================================================
+ * Copyright (C) 2018 Nokia. 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.pnfsimulator.simulator;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.util.Optional;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.onap.pnfsimulator.event.EventData;
+import org.onap.pnfsimulator.event.EventDataRepository;
+
+public class IncrementProviderImplTest {
+    private IncrementProvider incrementProvider;
+
+    @Mock
+    private EventDataRepository eventDataRepositoryMock;
+
+    @BeforeEach
+    void setUp() {
+        eventDataRepositoryMock = mock(EventDataRepository.class);
+        incrementProvider = new IncrementProviderImpl(eventDataRepositoryMock);
+    }
+
+    @Test
+    public void getAndIncrementTest() {
+        ArgumentCaptor<EventData> eventDataArgumentCaptor = ArgumentCaptor.forClass(EventData.class);
+        String eventId = "1";
+        int initialIncrementValue = 0;
+        int expectedValue = initialIncrementValue + 1;
+        EventData eventData = EventData.builder().id(eventId).incrementValue(initialIncrementValue).build();
+        Optional<EventData> optional = Optional.of(eventData);
+
+        when(eventDataRepositoryMock.findById(eventId)).thenReturn(optional);
+
+        int value = incrementProvider.getAndIncrement(eventId);
+
+        verify(eventDataRepositoryMock).save(eventDataArgumentCaptor.capture());
+
+        assertThat(value).isEqualTo(expectedValue);
+        assertThat(eventDataArgumentCaptor.getValue().getIncrementValue()).isEqualTo(expectedValue);
+
+    }
+
+    @Test
+    public void shouldThrowOnNonExistingEvent() {
+        Optional<EventData> emptyOptional = Optional.empty();
+        String nonExistingEventId = "THIS_DOES_NOT_EXIST";
+        when(eventDataRepositoryMock.findById(nonExistingEventId)).thenReturn(emptyOptional);
+
+        assertThrows(EventNotFoundException.class,
+            () -> incrementProvider.getAndIncrement(nonExistingEventId));
+    }
+}