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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright (c) 2017-2019 AT&T Intellectual Property. All rights reserved.
* Copyright (c) 2017-2019 European Software Marketing Ltd.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.babel.util;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.hamcrest.MatcherAssert.assertThat;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Base64;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.stream.Collectors;
import org.apache.commons.io.IOUtils;
import org.custommonkey.xmlunit.Diff;
import org.onap.aai.babel.parser.ArtifactGeneratorToscaParser;
import org.onap.aai.babel.xml.generator.data.Artifact;
import org.xml.sax.SAXException;
/**
* This class provides some utilities to assist with running local unit tests.
*/
public class ArtifactTestUtils {
public static final String CSAR_INPUTS_FOLDER = "compressedArtifacts/";
private static final String JSON_REQUESTS_FOLDER = "jsonFiles/";
private static final String JSON_RESPONSES_FOLDER = "response/";
/**
* Initialize System Properties for test configuration files.
*/
public void setGeneratorSystemProperties() {
System.setProperty(ArtifactGeneratorToscaParser.PROPERTY_TOSCA_MAPPING_FILE,
getResourcePath(Resources.TOSCA_MAPPING_CONFIG));
}
/**
* Load the Widget type mappings (resource).
*
* @throws IOException
* if the configuration file is not loaded
*/
public void loadWidgetMappings() throws IOException {
ArtifactGeneratorToscaParser.initToscaMappingsConfiguration(getResourcePath(Resources.TOSCA_MAPPING_CONFIG));
}
/**
* Specific test method for the YAML Extractor test.
*
* @param toscaFiles
* files extracted by the YamlExtractor
* @param ymlPayloadsToLoad
* the expected YAML files
* @throws IOException
* if an I/O exception occurs
*/
public void performYmlAsserts(List<Artifact> toscaFiles, List<String> ymlPayloadsToLoad) throws IOException {
assertThat("An incorrect number of YAML files have been extracted", toscaFiles.size(),
is(equalTo(ymlPayloadsToLoad.size())));
Map<String, String> ymlMap = new HashMap<>();
for (String filename : ymlPayloadsToLoad) {
ymlMap.put(filename, loadResourceAsString(filename));
}
for (Artifact artifact : toscaFiles) {
String fileName = artifact.getName().replaceFirst("Definitions/", "ymlFiles/");
String expectedYaml = ymlMap.get(fileName).replaceAll("\\r\\n?", "\n");
assertThat("Missing expected content for " + fileName, expectedYaml, is(not(nullValue())));
assertThat("The content of " + fileName + " must match the expected content",
convertToString(artifact.getPayload()).replaceAll("\\r\\n?", "\n"), is(equalTo(expectedYaml)));
}
}
/**
* Compare two XML strings to see if they have the same content.
*
* @param string1
* XML content
* @param string2
* XML content
* @return true if XML content is similar
* @throws IOException
* if an I/O exception occurs
* @throws SAXException
* if the XML parsing fails
*/
public boolean compareXmlStrings(String string1, String string2) throws SAXException, IOException {
return new Diff(string1, string2).similar();
}
public byte[] getCompressedArtifact(String resourceName) throws IOException {
return loadResourceBytes(CSAR_INPUTS_FOLDER + resourceName);
}
public byte[] loadResourceBytes(String resourceName) throws IOException {
return IOUtils.toByteArray(getResource(resourceName));
}
public String loadResourceAsString(String resourceName) throws IOException {
try {
return IOUtils.toString(getResource(resourceName), Charset.defaultCharset());
} catch (NullPointerException e) {
throw new IllegalArgumentException("No such resource " + resourceName);
}
}
public String getRequestJson(String resource) throws IOException {
return loadResourceAsString(JSON_REQUESTS_FOLDER + resource);
}
public String getResponseJson(String jsonResponse) throws IOException, URISyntaxException {
return readstringFromFile(JSON_RESPONSES_FOLDER + jsonResponse);
}
public String readstringFromFile(String resourceFile) throws IOException, URISyntaxException {
return Files.lines(Paths.get(getResource(resourceFile).toURI())).collect(Collectors.joining());
}
/**
* Create Properties from the content of the named resource (e.g. a file on the classpath).
*
* @param resourceName
* the resource name
* @return Properties loaded from the named resource
* @throws IOException
* if an error occurred when reading from the named resource
*/
public Properties getResourceAsProperties(String resourceName) throws IOException {
final Properties properties = new Properties();
InputStream in = ArtifactTestUtils.class.getClassLoader().getResourceAsStream(resourceName);
properties.load(in);
in.close();
return properties;
}
public String getResourcePath(String resourceName) {
return getResource(resourceName).getPath();
}
private URL getResource(String resourceName) {
return ArtifactTestUtils.class.getClassLoader().getResource(resourceName);
}
private String convertToString(byte[] byteArray) {
return new String(Base64.getDecoder().decode(byteArray), Charset.defaultCharset());
}
}
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