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/*
* -
* * ============LICENSE_START=======================================================
* * Copyright (C) 2019 Nordix Foundation.
* * ================================================================================
* * 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.
* *
* * SPDX-License-Identifier: Apache-2.0
* * ============LICENSE_END=========================================================
*
*/
package org.openecomp.core.impl;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Collection;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.apache.commons.io.IOUtils;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.onap.sdc.tosca.datatypes.model.ServiceTemplate;
import org.onap.sdc.tosca.services.ToscaExtensionYamlUtil;
import org.onap.sdc.tosca.services.YamlUtil;
import org.openecomp.core.converter.ServiceTemplateReaderService;
import org.openecomp.core.impl.services.ServiceTemplateReaderServiceImpl;
@RunWith(Parameterized.class)
public class ToscaSolConverterPnfTest {
private static final String INPUT_DIR = "pnfDescriptor/in/";
private static final String OUTPUT_DIR = "pnfDescriptor/out/";
private String inputFilename;
private YamlUtil yamlUtil = new YamlUtil();
private ToscaExtensionYamlUtil toscaExtensionYamlUtil = new ToscaExtensionYamlUtil();
public ToscaSolConverterPnfTest(String inputFilename) {
this.inputFilename = inputFilename;
}
@Parameterized.Parameters(name = "{index}: {0}")
public static Collection<String> input() throws IOException {
try (Stream<Path> files = Files.list(getPathFromClasspath(INPUT_DIR))) {
return files.map(path -> path.getFileName().toString())
.collect(Collectors.toList());
}
}
@Test
public void testTopologyTemplateConversions() {
final byte[] descriptor = getInputFileResource(inputFilename);
final ServiceTemplateReaderService serviceTemplateReaderService =
new ServiceTemplateReaderServiceImpl(descriptor);
final ServiceTemplate serviceTemplate = new ServiceTemplate();
final ToscaSolConverterPnf toscaSolConverter = new ToscaSolConverterPnf();
toscaSolConverter.convertTopologyTemplate(serviceTemplate, serviceTemplateReaderService);
final String actualYaml = yamlUtil.objectToYaml(serviceTemplate);
final String expectedYaml = getExpectedResultFor(inputFilename);
assertThat("Converted PNF descriptor should be the same as the expected topology template", actualYaml,
equalTo(expectedYaml));
}
private String getExpectedResultFor(final String inputFilename) {
try (final InputStream inputStream = getOutputFileResourceCorrespondingTo(inputFilename)) {
final ServiceTemplate serviceTemplate = toscaExtensionYamlUtil.yamlToObject(inputStream, ServiceTemplate.class);
return yamlUtil.objectToYaml(serviceTemplate);
} catch (final IOException e) {
fail(String.format("Could not find file '%s'", inputFilename));
}
return null;
}
private static Path getPathFromClasspath(final String location) {
return Paths.get(Thread.currentThread().getContextClassLoader().getResource(location).getPath());
}
private byte[] getInputFileResource(final String inputFilename) {
return getFileResource(INPUT_DIR + inputFilename);
}
private InputStream getOutputFileResourceCorrespondingTo(final String inputFilename) {
final String outputFilename = getOutputFilenameFrom(inputFilename);
return getFileResourceAsInputStream(OUTPUT_DIR + outputFilename);
}
private String getOutputFilenameFrom(final String inputFilename) {
return inputFilename.replace("pnfDescriptor", "topologyTemplate");
}
private byte[] getFileResource(final String filePath) {
try (InputStream inputStream = getFileResourceAsInputStream(filePath)) {
return IOUtils.toByteArray(inputStream);
} catch (final IOException e) {
fail(String.format("Could not find file '%s'", filePath));
}
return null;
}
private InputStream getFileResourceAsInputStream(final String filePath) {
return Thread.currentThread().getContextClassLoader().getResourceAsStream(filePath);
}
}
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