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/*
* Copyright 2016-2017, Nokia Corporation
*
* 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.
*/
package org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.restapi;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Arrays;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.Part;
import org.apache.http.entity.ContentType;
import org.junit.Before;
import org.junit.Test;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfPackageBuilder;
import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.CbamVnfdBuilder;
import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.packagetransformer.OnapR1VnfdBuilder;
import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.util.TestUtil;
import org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.TestBase;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.mock.web.DelegatingServletOutputStream;
import static junit.framework.TestCase.*;
import static org.mockito.Mockito.*;
import static org.onap.vfc.nfvo.driver.vnfm.svnfm.nokia.vnfm.CatalogManager.getFileInZip;
import static org.springframework.test.util.ReflectionTestUtils.setField;
public class TestConverterApi extends TestBase {
@InjectMocks
private ConverterApi converterApi;
@Mock
private HttpServletRequest httpRequest;
@Before
public void initMocks() throws Exception {
setField(ConverterApi.class, "logger", logger);
}
/**
* test VNF package conversion success scenario
*/
@Test
public void testConversion() throws Exception {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
PrintStream actualOut = new PrintStream(bos, true);
when(systemFunctions.out()).thenReturn(actualOut);
when(systemFunctions.loadFile("cbam.pre.collectConnectionPoints.js")).thenCallRealMethod();
when(systemFunctions.loadFile("cbam.collectConnectionPoints.js")).thenCallRealMethod();
when(systemFunctions.loadFile("cbam.post.collectConnectionPoints.js")).thenCallRealMethod();
when(systemFunctions.loadFile("TOSCA.meta")).thenCallRealMethod();
when(systemFunctions.loadFile("MainServiceTemplate.mf")).thenCallRealMethod();
when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
Part part = Mockito.mock(Part.class);
when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
when(httpRequest.getPart("fileToUpload")).thenReturn(part);
Part part2 = Mockito.mock(Part.class);
when(httpRequest.getPart("version")).thenReturn(part2);
when(part2.getInputStream()).thenReturn(new ByteArrayInputStream("V1".getBytes()));
//when
converterApi.convert(httpResponse, httpRequest);
//verify
verifyVnfPackageWritterToOutputStream(bos);
verify(httpResponse).addHeader(HttpHeaders.CONTENT_TYPE, ContentType.APPLICATION_OCTET_STREAM.getMimeType());
verify(httpResponse).setStatus(HttpStatus.OK.value());
verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
verify(httpResponse).addHeader(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + "core.csar" + "\"");
}
private void verifyVnfPackageWritterToOutputStream(ByteArrayOutputStream bos) throws Exception {
String cbamVnfd = new String(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip.vnfd"));
String expectedOnapVnfd = new OnapR1VnfdBuilder().toOnapVnfd(cbamVnfd);
assertFileInZip(bos.toByteArray(), "TOSCA-Metadata/TOSCA.meta", TestUtil.loadFile("TOSCA.meta"));
assertFileInZip(bos.toByteArray(), "MainServiceTemplate.yaml", expectedOnapVnfd.getBytes());
assertFileInZip(bos.toByteArray(), "MainServiceTemplate.mf", TestUtil.loadFile("MainServiceTemplate.mf"));
ByteArrayOutputStream actualModifiedCbamVnfPackage = getFileInZip(new ByteArrayInputStream(bos.toByteArray()), "Artifacts/Deployment/OTHER/cbam.package.zip");
byte[] expectedModifiedCbamPackage = new CbamVnfPackageBuilder().toModifiedCbamVnfPackage(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip"), "vnfdloc/a.yaml", new CbamVnfdBuilder().build(cbamVnfd));
assertItenticalZips(expectedModifiedCbamPackage, actualModifiedCbamVnfPackage.toByteArray());
}
/**
* the HTML based converted page works
*/
@Test
public void testConverterPage() throws Exception {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
PrintStream actualOut = new PrintStream(bos, true);
when(httpResponse.getOutputStream()).thenReturn(new DelegatingServletOutputStream(actualOut));
when(systemFunctions.loadFile("upload.html")).thenCallRealMethod();
//when
converterApi.getUploadPageForConvertingVnfd(httpResponse);
//verify
assertTrue(Arrays.equals(TestUtil.loadFile("upload.html"), bos.toByteArray()));
verify(httpResponse).addHeader(HttpHeaders.CONTENT_LENGTH, Integer.toString(bos.toByteArray().length));
}
/**
* error is propagated if unable to extract package from HTTP request
*/
@Test
public void testUnableToExtractPackageToBeConverted() throws Exception {
IOException expectedException = new IOException();
when(httpRequest.getPart("fileToUpload")).thenThrow(expectedException);
Part part = Mockito.mock(Part.class);
when(httpRequest.getPart("version")).thenReturn(part);
when(part.getInputStream()).thenReturn(new ByteArrayInputStream("V1".getBytes()));
try {
converterApi.convert(httpResponse, httpRequest);
fail();
} catch (Exception e) {
verify(logger).error("Unable to extract package from REST parameters", expectedException);
assertEquals("Unable to extract package from REST parameters", e.getMessage());
assertEquals(expectedException, e.getCause());
}
}
/**
* error is propagated if unable to extract version from HTTP request
*/
@Test
public void testUnableToExtractVersion() throws Exception {
IOException expectedException = new IOException();
Part part = Mockito.mock(Part.class);
when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
when(httpRequest.getPart("fileToUpload")).thenReturn(part);
when(httpRequest.getPart("version")).thenThrow(expectedException);
when(part.getInputStream()).thenReturn(new ByteArrayInputStream("V1".getBytes()));
try {
converterApi.convert(httpResponse, httpRequest);
fail();
} catch (Exception e) {
verify(logger).error("Unable to determine the desired ONAP package version", expectedException);
assertEquals("Unable to determine the desired ONAP package version", e.getMessage());
assertEquals(expectedException, e.getCause());
}
}
/**
* error is propagated if unable to extract package from HTTP request
*/
@Test
public void testUnableToConvertPackage() throws Exception {
Part part = Mockito.mock(Part.class);
when(part.getInputStream()).thenReturn(new ByteArrayInputStream(TestUtil.loadFile("unittests/packageconverter/cbam.package.zip")));
when(httpRequest.getPart("fileToUpload")).thenReturn(part);
Part part2 = Mockito.mock(Part.class);
when(httpRequest.getPart("version")).thenReturn(part2);
when(part2.getInputStream()).thenReturn(new ByteArrayInputStream("V1".getBytes()));
try {
converterApi.convert(httpResponse, httpRequest);
fail();
} catch (Exception e) {
verify(logger).error(eq("Unable to convert VNF package"), any(RuntimeException.class));
assertEquals("Unable to convert VNF package", e.getMessage());
}
}
}
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