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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright (c) 2018-2019 AT&T Intellectual Property. All rights reserved.
* Copyright (c) 2018-2019 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.validation.ruledriven.mock;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Matchers.anyListOf;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.when;
import com.google.gson.JsonObject;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.runners.MockitoJUnitRunner;
import org.mockito.stubbing.Answer;
import org.onap.aai.validation.Validator;
import org.onap.aai.validation.exception.ValidationServiceException;
import org.onap.aai.validation.reader.EventReader;
import org.onap.aai.validation.reader.data.AttributeValues;
import org.onap.aai.validation.reader.data.Entity;
import org.onap.aai.validation.reader.data.EntityId;
import org.onap.aai.validation.result.ValidationResult;
import org.onap.aai.validation.result.Violation;
import org.onap.aai.validation.ruledriven.RuleDrivenValidator;
/**
* Test that the rules present under bundleconfig/etc/rules/ can be loaded and evaluated (using a mocked event). Test
* for both a supported and an unsupported entity type.
*
*/
@RunWith(MockitoJUnitRunner.class)
public class TestDefaultRules {
static {
System.setProperty("APP_HOME", ".");
}
enum TestCase {
NULL(null), VSERVER("aai-event", "vserver"), UNKNOWN("aai-event", "unknown");
private Optional<String> eventType;
private String entityType;
TestCase(String eventType, String entityType) {
this(eventType);
this.entityType = entityType;
}
TestCase(String eventType) {
if (eventType != null) {
this.eventType = Optional.of(eventType);
}
}
public Optional<String> getEventType() {
return eventType;
}
public String getEntityType() {
return entityType;
}
}
/**
* Data returned by the mocked EventReader. Currently this applies to the vserver test only.
*
*/
enum TestData {
// @formatter:off
ENTITTY_DATA ("vserver dummy json data"),
RESOURCE_VERSION_VALUE("1476735182"),
VSERVER_ID_KEY ("vserver-id"),
VSERVER_ID_VALUE ("13b629a4-87ae-492d-943f-acb8f3d9c3d9");
// @formatter:on
private String value;
TestData(String value) {
this.value = value;
}
}
@Mock
private EventReader eventReader;
@Mock
private Entity entity;
/**
* A single instance shared by each test.
*/
private Validator ruleDrivenValidator;
@Before
public void createRuleDrivenValidator() throws ValidationServiceException {
List<Path> configurationPaths = Collections.singletonList(Paths.get("bundleconfig/etc/rules"));
ruleDrivenValidator = new RuleDrivenValidator(configurationPaths, null, eventReader, null);
}
@Test
public void testExecuteRulesForVserver() throws Exception {
createMockEventReader(TestCase.VSERVER);
List<ValidationResult> results = ruleDrivenValidator.validate(TestCase.VSERVER.name());
assertThat(results.size(), is(1));
ValidationResult validationResult = results.get(0);
assertThat(validationResult.getEntityType(), is(equalTo(TestCase.VSERVER.getEntityType())));
JsonObject expectedEntityId = new JsonObject();
expectedEntityId.addProperty(TestData.VSERVER_ID_KEY.value, TestData.VSERVER_ID_VALUE.value);
assertThat(validationResult.getEntityId(), is(equalTo(expectedEntityId)));
assertThat(validationResult.getViolations().size(), is(2));
Violation violation = validationResult.getViolations().get(0);
assertThat(violation.getCategory(), is(equalTo("MISSING_REL")));
}
@Test(expected = ValidationServiceException.class)
public void testExecuteRulesForUnsupportedEntityType() throws ValidationServiceException {
createMockEventReader(TestCase.UNKNOWN);
ruleDrivenValidator.validate(TestCase.UNKNOWN.name());
}
/**
* @throws ValidationServiceException
* if mocking a JSON parsing exception
*/
private void createMockEventReader(TestCase testCase) throws ValidationServiceException {
when(eventReader.getEventType(testCase.name())).thenReturn(testCase.getEventType());
when(eventReader.getEntityType(anyString())).thenReturn(Optional.ofNullable(testCase.getEntityType()));
when(eventReader.getEntity(anyString())).thenReturn(entity);
// Mocked entity returned by the event reader
when(entity.getType()).thenReturn(testCase.getEntityType());
when(entity.getResourceVersion()).thenReturn(Optional.of(TestData.RESOURCE_VERSION_VALUE.value));
EntityId entityId = new EntityId(TestData.VSERVER_ID_KEY.value, TestData.VSERVER_ID_VALUE.value);
when(entity.getIds()).thenReturn(new ArrayList<>(Arrays.asList(entityId)));
// Return dummy values for any requested attributes
when(entity.getAttributeValues(anyListOf(String.class))).thenAnswer(new Answer<AttributeValues>() {
@SuppressWarnings("unchecked")
@Override
public AttributeValues answer(InvocationOnMock invocation) {
AttributeValues attributeValues = new AttributeValues();
for (String attribute : (List<String>) invocation.getArguments()[0]) {
if (attribute.contains("[*]")) {
attributeValues.put(attribute, Collections.emptyList());
} else {
attributeValues.put(attribute, "");
}
}
return attributeValues;
}
});
}
}
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