nokiav2/driver/src/test/java/org/onap/vfc/nfvo/driver/vnfm/svnfm/nokia/restapi/TestConverterApi.java

   1 /*
   2  * Copyright 2016-2017, Nokia Corporation
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.restapi;
  18
  19 import com.google.common.collect.Lists;
  20 import junit.framework.TestCase;
  21 import org.apache.http.entity.ContentType;
  22 import org.junit.Before;
  23 import org.junit.Test;
  24 import org.mockito.InjectMocks;
  25 import org.mockito.Mock;
  26 import org.mockito.Mockito;
  27 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfPackageBuilder;
  28 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfdBuilder;
  29 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.OnapVnfdBuilder;
  30 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.TestUtil;
  31 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.TestBase;
  32 import org.springframework.http.HttpHeaders;
  33 import org.springframework.http.HttpStatus;
  34 import org.springframework.mock.web.DelegatingServletOutputStream;
  35
  36 import javax.servlet.http.HttpServletRequest;
  37 import javax.servlet.http.Part;
  38 import java.io.ByteArrayInputStream;
  39 import java.io.ByteArrayOutputStream;
  40 import java.io.IOException;
  41 import java.io.PrintStream;
  42 import java.util.Arrays;
  43
  44 import static junit.framework.TestCase.assertEquals;
  45 import static junit.framework.TestCase.assertTrue;
  46 import static junit.framework.TestCase.fail;
  47 import static org.mockito.Mockito.verify;
  48 import static org.mockito.Mockito.when;
  49 import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.CatalogManager.getFileInZip;
  50 import static org.springframework.test.util.ReflectionTestUtils.setField;
  51
  52
  53 public class TestConverterApi extends TestBase {
  54
  55     @InjectMocks
  56     private ConverterApi converterApi;
  57     @Mock
  58     private HttpServletRequest httpRequest;
  59
  60     @Before
  61     public void initMocks() throws Exception {
  62         setField(ConverterApi.class, "logger", logger);
  63     }
  64
  65     /**
  66      * test VNF package conversion success scenario
  67      */
  68     @Test
  69     public void testConversion() throws Exception {
  70         ByteArrayOutputStream bos = new ByteArrayOutputStream();
  71         PrintStream actualOut = new PrintStream(bos, true);
  72         when(systemFunctions.out()).thenReturn(actualOut);
  73         when(systemFunctions.loadFile("cbam.pre.collectConnectionPoints.js")).thenCallRealMethod();
  74         when(systemFunctions.loadFile("cbam.collectConnectionPoints.js")).thenCallRealMethod();
  75         when(systemFunctions.loadFile("cbam.post.collectConnectionPoints.js")).thenCallRealMethod();
  76         when(systemFunctions.loadFile("TOSCA.meta")).thenCallRealMethod();
  77         when(systemFunctions.loadFile("MainServiceTemplate.meta")).thenCallRealMethod();
  78         when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
  79         Part part = Mockito.mock(Part.class);
  80         when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
  81         when(httpRequest.getParts()).thenReturn(Lists.newArrayList(part));
  82         //when
  83         converterApi.convert(httpResponse, httpRequest);
  84         //verify
  85         verifyVnfPackageWritterToOutputStream(bos);
  86         verify(httpResponse).addHeader(HttpHeaders.CONTENT_TYPE, ContentType.APPLICATION_OCTET_STREAM.getMimeType());
  87         verify(httpResponse).setStatus(HttpStatus.OK.value());
  88         verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
  89         verify(httpResponse).addHeader(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + "core.csar" + "\"");
  90     }
  91
  92     private void verifyVnfPackageWritterToOutputStream(ByteArrayOutputStream bos) throws Exception {
  93         String cbamVnfd = new String(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip.vnfd"));
  94         String expectedOnapVnfd = new OnapVnfdBuilder().toOnapVnfd(cbamVnfd);
  95         assertFileInZip(bos.toByteArray(), "TOSCA-Metadata/TOSCA.meta", TestUtil.loadFile("TOSCA.meta"));
  96         assertFileInZip(bos.toByteArray(), "Definitions/MainServiceTemplate.yaml", expectedOnapVnfd.getBytes());
  97         assertFileInZip(bos.toByteArray(), "MainServiceTemplate.yaml", expectedOnapVnfd.getBytes());
  98         assertFileInZip(bos.toByteArray(), "MainServiceTemplate.meta", TestUtil.loadFile("MainServiceTemplate.meta"));
  99         ByteArrayOutputStream actualModifiedCbamVnfPackage = getFileInZip(new ByteArrayInputStream(bos.toByteArray()), "Artifacts/Deployment/OTHER/cbam.package.zip");
 100         byte[] expectedModifiedCbamPackage = new CbamVnfPackageBuilder().toModifiedCbamVnfPackage(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip"), "vnfdloc/a.yaml", new CbamVnfdBuilder().build(cbamVnfd));
 101         assertItenticalZips(expectedModifiedCbamPackage, actualModifiedCbamVnfPackage.toByteArray());
 102     }
 103
 104     /**
 105      * the HTML based converted page works
 106      */
 107     @Test
 108     public void testConverterPage() throws Exception {
 109         ByteArrayOutputStream bos = new ByteArrayOutputStream();
 110         PrintStream actualOut = new PrintStream(bos, true);
 111         when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
 112         when(systemFunctions.loadFile("upload.html")).thenCallRealMethod();
 113         //when
 114         converterApi.getUploadPageForConvertingVnfd(httpResponse);
 115         //verify
 116         assertTrue(Arrays.equals(TestUtil.loadFile("upload.html"), bos.toByteArray()));
 117         verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
 118     }
 119
 120     /**
 121      * error is propagated if unable to extract package from HTTP request
 122      */
 123     @Test
 124     public void testUnableToExtractPackageToBeConverted() throws Exception{
 125         IOException expectedException = new IOException();
 126         when(httpRequest.getParts()).thenThrow(expectedException);
 127         try {
 128             converterApi.convert(httpResponse, httpRequest);
 129             fail();
 130         }
 131         catch (Exception e){
 132             verify(logger).error("Unable to extract package from REST parameters", expectedException);
 133             assertEquals("Unable to extract package from REST parameters", e.getMessage());
 134             assertEquals(expectedException, e.getCause());
 135         }
 136     }
 137 }