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 java.io.ByteArrayInputStream;
  20 import java.io.ByteArrayOutputStream;
  21 import java.io.IOException;
  22 import java.io.PrintStream;
  23 import java.util.Arrays;
  24 import javax.servlet.http.HttpServletRequest;
  25 import javax.servlet.http.Part;
  26 import org.apache.http.entity.ContentType;
  27 import org.junit.Before;
  28 import org.junit.Test;
  29 import org.mockito.InjectMocks;
  30 import org.mockito.Mock;
  31 import org.mockito.Mockito;
  32 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfPackageBuilder;
  33 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfdBuilder;
  34 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.OnapVnfdBuilder;
  35 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.TestUtil;
  36 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.TestBase;
  37 import org.springframework.http.HttpHeaders;
  38 import org.springframework.http.HttpStatus;
  39 import org.springframework.mock.web.DelegatingServletOutputStream;
  40
  41 import static junit.framework.TestCase.*;
  42 import static org.mockito.Matchers.any;
  43 import static org.mockito.Matchers.eq;
  44 import static org.mockito.Mockito.verify;
  45 import static org.mockito.Mockito.when;
  46 import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.CatalogManager.getFileInZip;
  47 import static org.springframework.test.util.ReflectionTestUtils.setField;
  48
  49
  50 public class TestConverterApi extends TestBase {
  51
  52     @InjectMocks
  53     private ConverterApi converterApi;
  54     @Mock
  55     private HttpServletRequest httpRequest;
  56
  57     @Before
  58     public void initMocks() throws Exception {
  59         setField(ConverterApi.class, "logger", logger);
  60     }
  61
  62     /**
  63      * test VNF package conversion success scenario
  64      */
  65     @Test
  66     public void testConversion() throws Exception {
  67         ByteArrayOutputStream bos = new ByteArrayOutputStream();
  68         PrintStream actualOut = new PrintStream(bos, true);
  69         when(systemFunctions.out()).thenReturn(actualOut);
  70         when(systemFunctions.loadFile("cbam.pre.collectConnectionPoints.js")).thenCallRealMethod();
  71         when(systemFunctions.loadFile("cbam.collectConnectionPoints.js")).thenCallRealMethod();
  72         when(systemFunctions.loadFile("cbam.post.collectConnectionPoints.js")).thenCallRealMethod();
  73         when(systemFunctions.loadFile("TOSCA.meta")).thenCallRealMethod();
  74         when(systemFunctions.loadFile("MainServiceTemplate.mf")).thenCallRealMethod();
  75         when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
  76         Part part = Mockito.mock(Part.class);
  77         when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
  78         when(httpRequest.getPart("fileToUpload")).thenReturn(part);
  79         //when
  80         converterApi.convert(httpResponse, httpRequest);
  81         //verify
  82         verifyVnfPackageWritterToOutputStream(bos);
  83         verify(httpResponse).addHeader(HttpHeaders.CONTENT_TYPE, ContentType.APPLICATION_OCTET_STREAM.getMimeType());
  84         verify(httpResponse).setStatus(HttpStatus.OK.value());
  85         verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
  86         verify(httpResponse).addHeader(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + "core.csar" + "\"");
  87     }
  88
  89     private void verifyVnfPackageWritterToOutputStream(ByteArrayOutputStream bos) throws Exception {
  90         String cbamVnfd = new String(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip.vnfd"));
  91         String expectedOnapVnfd = new OnapVnfdBuilder().toOnapVnfd(cbamVnfd);
  92         assertFileInZip(bos.toByteArray(), "TOSCA-Metadata/TOSCA.meta", TestUtil.loadFile("TOSCA.meta"));
  93         assertFileInZip(bos.toByteArray(), "MainServiceTemplate.yaml", expectedOnapVnfd.getBytes());
  94         assertFileInZip(bos.toByteArray(), "MainServiceTemplate.mf", TestUtil.loadFile("MainServiceTemplate.mf"));
  95         ByteArrayOutputStream actualModifiedCbamVnfPackage = getFileInZip(new ByteArrayInputStream(bos.toByteArray()), "Artifacts/Deployment/OTHER/cbam.package.zip");
  96         byte[] expectedModifiedCbamPackage = new CbamVnfPackageBuilder().toModifiedCbamVnfPackage(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip"), "vnfdloc/a.yaml", new CbamVnfdBuilder().build(cbamVnfd));
  97         assertItenticalZips(expectedModifiedCbamPackage, actualModifiedCbamVnfPackage.toByteArray());
  98     }
  99
 100     /**
 101      * the HTML based converted page works
 102      */
 103     @Test
 104     public void testConverterPage() throws Exception {
 105         ByteArrayOutputStream bos = new ByteArrayOutputStream();
 106         PrintStream actualOut = new PrintStream(bos, true);
 107         when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
 108         when(systemFunctions.loadFile("upload.html")).thenCallRealMethod();
 109         //when
 110         converterApi.getUploadPageForConvertingVnfd(httpResponse);
 111         //verify
 112         assertTrue(Arrays.equals(TestUtil.loadFile("upload.html"), bos.toByteArray()));
 113         verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
 114     }
 115
 116     /**
 117      * error is propagated if unable to extract package from HTTP request
 118      */
 119     @Test
 120     public void testUnableToExtractPackageToBeConverted() throws Exception {
 121         IOException expectedException = new IOException();
 122         when(httpRequest.getPart("fileToUpload")).thenThrow(expectedException);
 123         try {
 124             converterApi.convert(httpResponse, httpRequest);
 125             fail();
 126         } catch (Exception e) {
 127             verify(logger).error("Unable to extract package from REST parameters", expectedException);
 128             assertEquals("Unable to extract package from REST parameters", e.getMessage());
 129             assertEquals(expectedException, e.getCause());
 130         }
 131     }
 132
 133     /**
 134      * error is propagated if unable to extract package from HTTP request
 135      */
 136     @Test
 137     public void testUnableToConvertPackage() throws Exception {
 138         Part part = Mockito.mock(Part.class);
 139         when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
 140         when(httpRequest.getPart("fileToUpload")).thenReturn(part);
 141         try {
 142             converterApi.convert(httpResponse, httpRequest);
 143             fail();
 144         } catch (Exception e) {
 145             verify(logger).error(eq("Unable to convert VNF package"), any(RuntimeException.class));
 146             assertEquals("Unable to convert VNF package", e.getMessage());
 147         }
 148     }
 149 }