CDS-SDC Listener application

Things done
-Implementation of GRPC client to store CBA archive using CDS Backend
-Unit test coverage.
-Tested locally.
-Minor bug fix, performance improvement, more logging and make use of BluePrintProcessorHandler api
in ListenerServiceImpl class.
-Extract csar artifact from IDistributionClientResult and store it into local file(disk).

Change-Id: I08b0de017396bb76d5bc13ddb9e7b430990e8df0
Issue-ID: CCSDK-1184
Signed-off-by: prathamesh morde <prathamesh.morde@bell.ca>

3 files changed, 151 insertions, 4 deletions

diff --git a/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/CdsSdcListenerClientTest.java b/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/CdsSdcListenerClientTest.java
index 4d0631f96..948631462 100644
--- a/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/CdsSdcListenerClientTest.java
+++ b/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/CdsSdcListenerClientTest.java
@@ -17,6 +17,8 @@ import mockit.VerificationsInOrder;
 import mockit.integration.junit4.JMockit;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.onap.ccsdk.cds.cdssdclistener.client.CdsSdcListenerClient;
+import org.onap.ccsdk.cds.cdssdclistener.dto.CdsSdcListenerDto;
 import org.onap.ccsdk.cds.cdssdclistener.exceptions.CdsSdcListenerException;
 import org.onap.sdc.api.IDistributionClient;
 import org.onap.sdc.api.results.IDistributionClientResult;
diff --git a/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/handler/BluePrintProcessorHandlerTest.java b/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/handler/BluePrintProcessorHandlerTest.java
new file mode 100644
index 000000000..0d38decdf
--- /dev/null
+++ b/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/handler/BluePrintProcessorHandlerTest.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2019 Bell Canada. All rights reserved.
+ *
+ * NOTICE:  All the intellectual and technical concepts contained herein are
+ * proprietary to Bell Canada and are protected by trade secret or copyright law.
+ * Unauthorized copying of this file, via any medium is strictly prohibited.
+ */
+
+package org.onap.ccsdk.cds.cdssdclistener.handler;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import com.google.protobuf.ByteString;
+import io.grpc.ManagedChannel;
+import io.grpc.inprocess.InProcessChannelBuilder;
+import io.grpc.inprocess.InProcessServerBuilder;
+import io.grpc.stub.StreamObserver;
+import io.grpc.testing.GrpcCleanupRule;
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Paths;
+import org.apache.commons.io.FileUtils;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.onap.ccsdk.cds.cdssdclistener.client.CdsSdcListenerAuthClientInterceptor;
+import org.onap.ccsdk.cds.controllerblueprints.common.api.Status;
+import org.onap.ccsdk.cds.controllerblueprints.management.api.BluePrintManagementOutput;
+import org.onap.ccsdk.cds.controllerblueprints.management.api.BluePrintManagementServiceGrpc.BluePrintManagementServiceImplBase;
+import org.onap.ccsdk.cds.controllerblueprints.management.api.BluePrintUploadInput;
+import org.onap.ccsdk.cds.controllerblueprints.management.api.FileChunk;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+
+@RunWith(SpringRunner.class)
+@EnableConfigurationProperties({BluePrintProcesssorHandler.class, CdsSdcListenerAuthClientInterceptor.class})
+@SpringBootTest(classes = {BluePrintProcessorHandlerTest.class})
+public class BluePrintProcessorHandlerTest {
+
+    @Autowired
+    private BluePrintProcesssorHandler bluePrintProcesssorHandler;
+
+    @Autowired
+    private CdsSdcListenerAuthClientInterceptor cdsSdcListenerAuthClientInterceptor;
+
+    @Rule
+    public GrpcCleanupRule grpcCleanup = new GrpcCleanupRule();
+
+    private static final String CBA_ARCHIVE = "src/test/resources/testcba.zip";
+    private static final String SUCCESS_MSG = "Successfully uploaded CBA";
+    private static final int SUCCESS_CODE = 200;
+    private ManagedChannel channel;
+
+    @Before
+    public void setUp() throws IOException {
+        final BluePrintManagementServiceImplBase serviceImplBase = new BluePrintManagementServiceImplBase() {
+            @Override
+            public void uploadBlueprint(BluePrintUploadInput request,
+                StreamObserver<BluePrintManagementOutput> responseObserver) {
+                responseObserver.onNext(getBluePrintManagementOutput());
+                responseObserver.onCompleted();
+            }
+        };
+
+        // Generate server name.
+        String serverName = InProcessServerBuilder.generateName();
+
+        // Create a server, add service, start, and register.
+        grpcCleanup.register(
+            InProcessServerBuilder.forName(serverName).addService(serviceImplBase).directExecutor().build().start());
+
+        // Create a client channel.
+        channel = grpcCleanup.register(InProcessChannelBuilder.forName(serverName).directExecutor().build());
+    }
+
+    @Test
+    public void testApplicationEndPointSucess() throws IOException {
+        // Arrange
+        BluePrintUploadInput request = generateRequest();
+
+        // Act
+        Status output = bluePrintProcesssorHandler.sendRequest(request, channel);
+
+        // Verify
+        assertEquals(SUCCESS_CODE, output.getCode());
+        assertTrue(output.getMessage().contains(SUCCESS_MSG));
+    }
+
+    private BluePrintUploadInput generateRequest() throws IOException {
+        File file = Paths.get(CBA_ARCHIVE).toFile();
+        byte[] bytes = FileUtils.readFileToByteArray(file);
+        FileChunk fileChunk = FileChunk.newBuilder().setChunk(ByteString.copyFrom(bytes)).build();
+
+        return BluePrintUploadInput.newBuilder().setFileChunk(fileChunk).build();
+    }
+
+    private BluePrintManagementOutput getBluePrintManagementOutput() {
+        return BluePrintManagementOutput.newBuilder()
+                .setStatus(Status.newBuilder().setMessage(SUCCESS_MSG).setCode(200).build())
+                .build();
+    }
+}
diff --git a/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/service/ListenerServiceImplTest.java b/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/service/ListenerServiceImplTest.java
index 05e1ffdec..e33fbcdcc 100644
--- a/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/service/ListenerServiceImplTest.java
+++ b/ms/cds-sdc-listener/application/src/test/java/org/onap/ccsdk/cds/cdssdclistener/service/ListenerServiceImplTest.java
@@ -8,23 +8,34 @@
 
 package org.onap.ccsdk.cds.cdssdclistener.service;
 
+import static junit.framework.TestCase.assertTrue;
+import java.io.IOException;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.TemporaryFolder;
 import org.junit.runner.RunWith;
+import org.onap.ccsdk.cds.cdssdclistener.client.CdsSdcListenerAuthClientInterceptor;
+import org.onap.ccsdk.cds.cdssdclistener.handler.BluePrintProcesssorHandler;
+import org.onap.sdc.impl.mock.DistributionClientDownloadResultStubImpl;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.junit4.SpringRunner;
 
 @RunWith(SpringRunner.class)
-@EnableConfigurationProperties(ListenerServiceImpl.class)
+@EnableConfigurationProperties({ListenerServiceImpl.class, CdsSdcListenerAuthClientInterceptor.class,
+    BluePrintProcesssorHandler.class})
 @SpringBootTest(classes = {ListenerServiceImplTest.class})
 public class ListenerServiceImplTest {
 
     private static final String CSAR_SAMPLE = "src/test/resources/service-Testsvc140.csar";
+    private static final String ZIP_FILE = ".zip";
+    private static final String CSAR_FILE = ".csar";
+    private String csarArchivePath;
     private Path tempDirectoryPath;
 
     @Rule
@@ -33,12 +44,40 @@ public class ListenerServiceImplTest {
     @Autowired
     private ListenerServiceImpl listenerService;
 
+    @Before
+    public void setup() {
+        csarArchivePath = folder.getRoot().toString();
+        tempDirectoryPath = Paths.get(csarArchivePath, "cds-sdc-listener-test");
+    }
     @Test
-    public void extractBluePrintSuccessfully() {
+    public void extractBluePrintSuccessfully() throws IOException {
+        // Act
+        listenerService.extractBluePrint(CSAR_SAMPLE, tempDirectoryPath.toString());
+
+        // Verify
+        String result = checkFileExists(tempDirectoryPath);
+        assertTrue(result.contains(ZIP_FILE));
+    }
+
+    @Test
+    public void storeCsarArtifactToFileSuccessfully() throws  IOException {
         // Arrange
-        tempDirectoryPath = Paths.get(folder.getRoot().toString(), "cds-sdc-listener-test");
+        DistributionClientDownloadResultStubImpl resultStub = new DistributionClientDownloadResultStubImpl();
 
         // Act
-        listenerService.extractBluePrint(CSAR_SAMPLE, tempDirectoryPath.toString());
+        listenerService.extractCsarAndStore(resultStub, tempDirectoryPath.toString());
+
+        // Verify
+        String result = checkFileExists(tempDirectoryPath);
+        assertTrue(result.contains(CSAR_FILE));
+    }
+
+    private String checkFileExists(Path path) throws IOException {
+        return Files.walk(path)
+            .filter(Files::isRegularFile)
+            .map(Path::toFile)
+            .findAny()
+            .get()
+            .getName();
     }
 }