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/*
* ============LICENSE_START=======================================================
* GAB
* ================================================================================
* Copyright (C) 2019 Nokia Intellectual Property. All rights reserved.
* ================================================================================
* 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.sdc.gab.yaml;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.junit.jupiter.api.Assertions.assertThrows;
import com.google.common.collect.Sets;
import java.io.IOException;
import java.util.Collections;
import org.junit.jupiter.api.Test;
import org.onap.sdc.gab.model.GABResult;
import org.onap.sdc.gab.model.GABResultEntry;
import org.onap.sdc.gab.model.GABResults;
class GABYamlParserTest {
private static final String EVENT_PRESENCE = "event.presence";
private static final String REQUIRED = "required";
private static final String INVALID_EVENT_HEARTBEAT_ACTION = "event.heartbeatAction.[1]";
private static final String EVENT_HEARTBEAT_ACTION = "event.heartbeatAction[1]";
private static final String FAULT = "fault";
private static final String DOMAIN_VALUE = "event.structure.commonEventHeader.structure.domain.value";
private static final String VNF_DOWN = "vnfDown";
private static final String SYSLOG = "syslog";
private static final String EVENT_STRUCTURE_HEARTBEAT_FIELDS_PRESENCE = "event.structure.heartbeatFields.presence";
private static final String HEARTBEAT = "heartbeat";
private static final String MEASUREMENTS_FOR_VF_SCALING = "measurementsForVfScaling";
private static final String EVENT = "event";
private static final String TEST = "test";
private static final String NONEXISTENT_FILE = "nonexistent.file";
private static final String FAULT_REGISTRATION_YML = "yaml/faultRegistration.yml";
private static final String PM_DICT_YML_IN_JSON = "yaml/pmDictionaryInJson.yml";
private static final String PM_DICT_YML = "yaml/pmDictionary.yml";
private static final String MEAS_TYPE = "pmMetaData.pmFields.measType";
private static final String MEAS_TYPE_VALUE = "VS.NINFC.IntraFrPscelChAttempt";
private static final String MEAS_DESCRIPTION = "pmMetaData.pmFields.measDescription";
private static final String MEAS_DESCRIPTION_VALUE = "This counter indicates the number of intra gNB intra frequency PSCell change attempts.";
private static final String INVALID_YML = "yaml/invalid.yml";
@Test
void shouldNotParseAnyYamlAndGenerateEmptyMapOfKeys() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.filter(TEST).collect();
}
assertResultIsEmpty(result);
}
@Test
void shouldParseNonexistentYamlAndGenerateEmptyMapOfKeys() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(NONEXISTENT_FILE).collect();
}
assertResultIsEmpty(result);
}
@Test
void shouldParseExistentFileYamlAndGenerateEmptyMapOfKeysIfNoKeywordsSearched() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML).collect();
}
assertResultIsEmpty(result);
}
@Test
void shouldParseFaultRegistrationAndGenerateMapOfKeysOnSingleFilter() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML)
.filter(EVENT_PRESENCE).filter(EVENT_PRESENCE).collect();
}
assertRowsSize(result, 5);
assertThatEntryIsEqualTo(result, 0, 0, EVENT_PRESENCE, REQUIRED);
}
@Test
void shouldParseFaultRegistrationAndGenerateMapOfKeysOnTwoIndependentFilters() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML)
.filter(DOMAIN_VALUE)
.filter(EVENT_PRESENCE)
.collect();
}
assertRowsSize(result, 5);
assertThatEntryIsEqualTo(result, 0 , 0, DOMAIN_VALUE, FAULT);
assertThatEntryIsEqualTo(result, 4 , 0, DOMAIN_VALUE, SYSLOG);
}
@Test
void shouldParsePMDictionaryInJsonAndGenerateMapOfKeysOnTwoFilters() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(PM_DICT_YML_IN_JSON)
.filter(MEAS_TYPE)
.filter(MEAS_DESCRIPTION)
.collect();
}
assertRowsSize(result, 3);
assertThatEntryIsEqualTo(result, 0 , 0, MEAS_TYPE, MEAS_TYPE_VALUE);
assertThatEntryIsEqualTo(result, 0 , 1, MEAS_DESCRIPTION, MEAS_DESCRIPTION_VALUE);
}
@Test
void shouldParsePMDictionaryAndGenerateMapOfKeysOnTwoFilters() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(PM_DICT_YML)
.filter(MEAS_TYPE)
.filter(MEAS_DESCRIPTION)
.collect();
}
assertRowsSize(result, 3);
assertThatEntryIsEqualTo(result, 0 , 0, MEAS_TYPE, MEAS_TYPE_VALUE);
assertThatEntryIsEqualTo(result, 0 , 1, MEAS_DESCRIPTION, MEAS_DESCRIPTION_VALUE);
}
@Test
void shouldParseFaultRegistrationAndGenerateMapOfKeysOnTwoDependentFilters() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML)
.filter(Sets.newHashSet(DOMAIN_VALUE, EVENT_PRESENCE))
.collect();
}
assertRowsSize(result, 5);
assertThatEntryIsEqualTo(result, 0, 0, DOMAIN_VALUE, FAULT);
assertThatEntryIsEqualTo(result, 4, 0, DOMAIN_VALUE, SYSLOG);
}
@Test
void shouldParseFaultRegistrationAndGenerateMapOfKeysOnThreeCombinedFilters() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML)
.filter(Sets.newHashSet(DOMAIN_VALUE, EVENT_PRESENCE))
.filter(EVENT_STRUCTURE_HEARTBEAT_FIELDS_PRESENCE)
.collect();
}
assertRowsSize(result, 5);
assertThatEntryIsEqualTo(result, 0,0, DOMAIN_VALUE, FAULT);
assertThatEntryIsEqualTo(result, 0,1, EVENT_PRESENCE, REQUIRED);
assertThatEntryIsEqualTo(result, 1,0, DOMAIN_VALUE, FAULT);
assertThatEntryIsEqualTo(result, 1,1, EVENT_PRESENCE, REQUIRED);
assertThatEntryIsEqualTo(result, 2,0, DOMAIN_VALUE, HEARTBEAT);
assertThatEntryIsEqualTo(result, 2,1, EVENT_PRESENCE, REQUIRED);
assertThatEntryIsEqualTo(result, 3,0, DOMAIN_VALUE, MEASUREMENTS_FOR_VF_SCALING);
assertThatEntryIsEqualTo(result, 3,1, EVENT_PRESENCE, REQUIRED);
assertThatEntryIsEqualTo(result, 4,0, DOMAIN_VALUE, SYSLOG);
assertThatEntryIsEqualTo(result, 4,1, EVENT_PRESENCE, REQUIRED);
}
@Test
void shouldParseFaultRegistrationAndGenerateMapOfKeysOnFilterFromArray() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML)
.filter(Sets.newHashSet(EVENT_HEARTBEAT_ACTION, EVENT_PRESENCE))
.collect();
}
assertRowsSize(result, 5);
assertThatEntryIsEqualTo(result,0,0, EVENT_PRESENCE, REQUIRED);
assertThatEntryIsEqualTo(result,2,1, EVENT_HEARTBEAT_ACTION, VNF_DOWN);
}
@Test
void shouldParseFaultRegistrationAndGenerateMapOfKeysRemovingInvalidKey() throws Exception {
GABResults result;
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
result = yamlParser.parseFile(FAULT_REGISTRATION_YML)
.filter(Sets.newHashSet(INVALID_EVENT_HEARTBEAT_ACTION, EVENT_PRESENCE))
.collect();
}
assertRowsSize(result, 5);
assertThatEntryIsEqualTo(result, 0, 0, EVENT_PRESENCE, REQUIRED);
}
@Test
void shouldParseInvalidYamlAndGenerateIOException() {
assertThrows(IOException.class, () -> {
try (GABYamlParser yamlParser = new GABYamlParser(new YamlParser())){
yamlParser.parseFile(INVALID_YML)
.filter(EVENT)
.collect();
}});
}
private void assertThatEntryIsEqualTo(GABResults result, int rowIndex, int entryIndex, String path, String data){
GABResultEntry entry = result.getRows().get(rowIndex).getEntries().get(entryIndex);
assertThat(entry.getData(), is(equalTo(data)));
assertThat(entry.getPath(), is(equalTo(path)));
}
private void assertResultIsEmpty(GABResults result) {
assertThat(result.getRows(), is(equalTo(Collections.<GABResult>emptyList())));
}
private void assertRowsSize(GABResults results, int size){
assertThat(results.getRows().size(), is(equalTo(size)));
}
}
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