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 org.apache.http.entity.ContentType;
  21 import org.junit.Before;
  22 import org.junit.Test;
  23 import org.mockito.InjectMocks;
  24 import org.mockito.Mock;
  25 import org.mockito.Mockito;
  26 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfPackageBuilder;
  27 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfdBuilder;
  28 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.OnapVnfdBuilder;
  29 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.TestUtil;
  30 import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.TestBase;
  31 import org.springframework.http.HttpHeaders;
  32 import org.springframework.http.HttpStatus;
  33 import org.springframework.mock.web.DelegatingServletOutputStream;
  34
  35 import javax.servlet.http.HttpServletRequest;
  36 import javax.servlet.http.Part;
  37 import java.io.ByteArrayInputStream;
  38 import java.io.ByteArrayOutputStream;
  39 import java.io.IOException;
  40 import java.io.PrintStream;
  41 import java.util.Arrays;
  42
  43 import static junit.framework.TestCase.*;
  44 import static org.mockito.Matchers.any;
  45 import static org.mockito.Matchers.eq;
  46 import static org.mockito.Mockito.verify;
  47 import static org.mockito.Mockito.when;
  48 import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.CatalogManager.getFileInZip;
  49 import static org.springframework.test.util.ReflectionTestUtils.setField;
  50
  51
  52 public class TestConverterApi extends TestBase {
  53
  54     @InjectMocks
  55     private ConverterApi converterApi;
  56     @Mock
  57     private HttpServletRequest httpRequest;
  58
  59     @Before
  60     public void initMocks() throws Exception {
  61         setField(ConverterApi.class, "logger", logger);
  62     }
  63
  64     /**
  65      * test VNF package conversion success scenario
  66      */
  67     @Test
  68     public void testConversion() throws Exception {
  69         ByteArrayOutputStream bos = new ByteArrayOutputStream();
  70         PrintStream actualOut = new PrintStream(bos, true);
  71         when(systemFunctions.out()).thenReturn(actualOut);
  72         when(systemFunctions.loadFile("cbam.pre.collectConnectionPoints.js")).thenCallRealMethod();
  73         when(systemFunctions.loadFile("cbam.collectConnectionPoints.js")).thenCallRealMethod();
  74         when(systemFunctions.loadFile("cbam.post.collectConnectionPoints.js")).thenCallRealMethod();
  75         when(systemFunctions.loadFile("TOSCA.meta")).thenCallRealMethod();
  76         when(systemFunctions.loadFile("MainServiceTemplate.meta")).thenCallRealMethod();
  77         when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
  78         Part part = Mockito.mock(Part.class);
  79         when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
  80         when(httpRequest.getParts()).thenReturn(Lists.newArrayList(part));
  81         //when
  82         converterApi.convert(httpResponse, httpRequest);
  83         //verify
  84         verifyVnfPackageWritterToOutputStream(bos);
  85         verify(httpResponse).addHeader(HttpHeaders.CONTENT_TYPE, ContentType.APPLICATION_OCTET_STREAM.getMimeType());
  86         verify(httpResponse).setStatus(HttpStatus.OK.value());
  87         verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
  88         verify(httpResponse).addHeader(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + "core.csar" + "\"");
  89     }
  90
  91     private void verifyVnfPackageWritterToOutputStream(ByteArrayOutputStream bos) throws Exception {
  92         String cbamVnfd = new String(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip.vnfd"));
  93         String expectedOnapVnfd = new OnapVnfdBuilder().toOnapVnfd(cbamVnfd);
  94         assertFileInZip(bos.toByteArray(), "TOSCA-Metadata/TOSCA.meta", TestUtil.loadFile("TOSCA.meta"));
  95         assertFileInZip(bos.toByteArray(), "Definitions/MainServiceTemplate.yaml", expectedOnapVnfd.getBytes());
  96         assertFileInZip(bos.toByteArray(), "MainServiceTemplate.yaml", expectedOnapVnfd.getBytes());
  97         assertFileInZip(bos.toByteArray(), "MainServiceTemplate.meta", TestUtil.loadFile("MainServiceTemplate.meta"));
  98         ByteArrayOutputStream actualModifiedCbamVnfPackage = getFileInZip(new ByteArrayInputStream(bos.toByteArray()), "Artifacts/Deployment/OTHER/cbam.package.zip");
  99         byte[] expectedModifiedCbamPackage = new CbamVnfPackageBuilder().toModifiedCbamVnfPackage(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip"), "vnfdloc/a.yaml", new CbamVnfdBuilder().build(cbamVnfd));
 100         assertItenticalZips(expectedModifiedCbamPackage, actualModifiedCbamVnfPackage.toByteArray());
 101     }
 102
 103     /**
 104      * the HTML based converted page works
 105      */
 106     @Test
 107     public void testConverterPage() throws Exception {
 108         ByteArrayOutputStream bos = new ByteArrayOutputStream();
 109         PrintStream actualOut = new PrintStream(bos, true);
 110         when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
 111         when(systemFunctions.loadFile("upload.html")).thenCallRealMethod();
 112         //when
 113         converterApi.getUploadPageForConvertingVnfd(httpResponse);
 114         //verify
 115         assertTrue(Arrays.equals(TestUtil.loadFile("upload.html"), bos.toByteArray()));
 116         verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
 117     }
 118
 119     /**
 120      * error is propagated if unable to extract package from HTTP request
 121      */
 122     @Test
 123     public void testUnableToExtractPackageToBeConverted() throws Exception {
 124         IOException expectedException = new IOException();
 125         when(httpRequest.getParts()).thenThrow(expectedException);
 126         try {
 127             converterApi.convert(httpResponse, httpRequest);
 128             fail();
 129         } catch (Exception e) {
 130             verify(logger).error("Unable to extract package from REST parameters", expectedException);
 131             assertEquals("Unable to extract package from REST parameters", e.getMessage());
 132             assertEquals(expectedException, e.getCause());
 133         }
 134     }
 135
 136     /**
 137      * error is propagated if unable to extract package from HTTP request
 138      */
 139     @Test
 140     public void testUnableToConvertPackage() throws Exception {
 141         Part part = Mockito.mock(Part.class);
 142         when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
 143         when(httpRequest.getParts()).thenReturn(Lists.newArrayList(part));
 144         try {
 145             converterApi.convert(httpResponse, httpRequest);
 146             fail();
 147         } catch (Exception e) {
 148             verify(logger).error(eq("Unable to convert VNF package"), any(RuntimeException.class));
 149             assertEquals("Unable to convert VNF package", e.getMessage());
 150         }
 151     }
 152 }