1 files changed, 97 insertions, 0 deletions
diff --git a/src/test/java/org/onap/avcnmanager/message/handlers/NewMessageHandlerTest.java b/src/test/java/org/onap/avcnmanager/message/handlers/NewMessageHandlerTest.java
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+++ b/src/test/java/org/onap/avcnmanager/message/handlers/NewMessageHandlerTest.java
@@ -0,0 +1,97 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Simulator
+ * ================================================================================
+ * Copyright (C) 2021 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.avcnmanager.message.handlers;
+
+import org.assertj.core.util.Maps;
+import org.junit.jupiter.api.Test;
+import org.onap.avcnmanager.message.data.Change;
+import org.onap.avcnmanager.message.data.ChangePack;
+import org.onap.avcnmanager.message.forwarders.Forwarder;
+import org.onap.avcnmanager.message.processing.ParsingResult;
+import org.onap.avcnmanager.message.processing.TextProcessor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+class NewMessageHandlerTest {
+
+    @Test
+    void emptyChangeShouldBeSkippedFromProcessing() {
+        TextProcessor mockProcessor = mock(TextProcessor.class);
+        Forwarder mockForwarder = mock(Forwarder.class);
+        NewMessageHandler handler = new NewMessageHandler(mockProcessor, mockForwarder);
+
+        String key = "key";
+        ChangePack message = new ChangePack(emptyChange(), emptyChange(), "");
+        handler.handleMessage(key, message);
+
+        verify(mockProcessor, never()).process(key, message);
+        verify(mockProcessor, never()).process(anyString(), any(ChangePack.class));
+        verify(mockForwarder, never()).send(any(ParsingResult.class));
+    }
+
+    @Test
+    void validMessagesShouldBePassedToTextProcessor() {
+        TextProcessor mockProcessor = mock(TextProcessor.class);
+        Forwarder mockForwarder = mock(Forwarder.class);
+        NewMessageHandler handler = new NewMessageHandler(mockProcessor, mockForwarder);
+
+        String key = "key";
+        ChangePack message = new ChangePack(new Change("aaaa", "bbbb"), emptyChange(), "1");
+        handler.handleMessage(key, message);
+
+        verify(mockProcessor, times(1)).process(key, message);
+        verify(mockProcessor, times(1)).process(anyString(), any(ChangePack.class));
+    }
+
+    @Test
+    void processedChangeShouldBePassedToForwarder() {
+        List<ParsingResult> trapList = new ArrayList<>();
+        String key = "key";
+        ChangePack message = new ChangePack(new Change("aaaa", "bbbb"), emptyChange(), "1");
+
+        TextProcessor mockProcessor = this::simpleProcessing;
+        Forwarder mockForwarder = trapList::add;
+
+        NewMessageHandler handler = new NewMessageHandler(mockProcessor, mockForwarder);
+        handler.handleMessage(key, message);
+
+        assertEquals(1, trapList.size());
+        ParsingResult expected = simpleProcessing(key, message);
+        assertEquals(expected, trapList.get(0));
+    }
+
+    private ParsingResult simpleProcessing(String key, ChangePack message) {
+        return new ParsingResult(message.getNew().getPath(), Maps.newHashMap(message.getNew().getValue(), message.getType()));
+    }
+
+    private static Change emptyChange() {
+        return new Change("", "");
+    }
+}