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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* Copyright (C) 2022 Nokia.
* ================================================================================
* 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.onap.dcaegen2.services.pmmapper.config;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.io.IOException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
import org.mockito.junit.jupiter.MockitoExtension;
import org.onap.dcaegen2.services.pmmapper.exceptions.EnvironmentConfigException;
import org.onap.dcaegen2.services.pmmapper.exceptions.MapperConfigException;
import org.onap.dcaegen2.services.pmmapper.model.MapperConfig;
import com.google.gson.Gson;
import com.google.gson.JsonObject;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.read.ListAppender;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClient;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsRequest;
import reactor.core.publisher.Mono;
import utils.FileUtils;
import utils.LoggingUtils;
@ExtendWith(MockitoExtension.class)
class ConfigHandlerTests {
private static String validMapperConfig;
private static String validMapperConfigChanged;
private static final Path INVALID_CONFIGS_DIRECTORY = Paths.get("src/test/resources/invalid_configs/");
private static final String EXPECTED_ERROR_MESSAGE_IN_LOG = "Error parsing configuration";
private static final String EXPECTED_CHANGED_VALUE = "https://dmaap-dr-node:8443/delete_changed";
private final Gson gson = new Gson();
private final CbsClient cbsClient = mock(CbsClient.class);
private final CbsRequest cbsRequest = mock(CbsRequest.class);
@BeforeAll
static void beforeAll() {
validMapperConfig = FileUtils.getFileContents("valid_mapper_config.json");
validMapperConfigChanged = FileUtils.getFileContents("valid_mapper_config_after_change.json");
}
@BeforeEach
void setup() {
Mono<JsonObject> just = createMonoJsonObject(validMapperConfig);
when(cbsClient.get(any())).thenReturn(just);
}
@Test
void getMapperConfig_success() throws Exception {
MapperConfig expectedConfig = gson.fromJson(validMapperConfig, MapperConfig.class);
ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(ConfigHandler.class);
MapperConfig actualConfig = new ConfigHandler(cbsClient, cbsRequest).getMapperConfig();
assertEquals(expectedConfig.getPublisherTopicUrl(), actualConfig.getPublisherTopicUrl());
assertEquals(expectedConfig.getPublisherUserName(), actualConfig.getPublisherUserName());
assertEquals(expectedConfig.getPublisherPassword(), actualConfig.getPublisherPassword());
assertEquals(expectedConfig, actualConfig);
logAppender.stop();
}
@Test
void configuration_should_can_be_changed() throws EnvironmentConfigException {
MapperConfig expectedConfig = gson.fromJson(validMapperConfig, MapperConfig.class);
Mono<JsonObject> just = createMonoJsonObject(validMapperConfig);
when(cbsClient.get(any())).thenReturn(just);
ConfigHandler configHandler = new ConfigHandler(cbsClient, cbsRequest);
MapperConfig actualConfig = configHandler.getInitialConfiguration();
assertEquals(expectedConfig.getDmaapDRDeleteEndpoint(), actualConfig.getDmaapDRDeleteEndpoint());
Mono<JsonObject> justChanged = createMonoJsonObject(validMapperConfigChanged);
when(cbsClient.get(any())).thenReturn(justChanged);
MapperConfig changedConfig = configHandler.getMapperConfig();
System.out.println(changedConfig.getDmaapDRDeleteEndpoint());
assertEquals(EXPECTED_CHANGED_VALUE, changedConfig.getDmaapDRDeleteEndpoint());
}
@Test
void should_throw_exception_when_configuration_is_not_initialized() {
String wrongConfigJson = "{\"test\": \"test\"}";
Mono<JsonObject> just = createMonoJsonObject(wrongConfigJson);
when(cbsClient.get(any())).thenReturn(just);
ConfigHandler configHandler = new ConfigHandler(cbsClient, cbsRequest);
assertThrows(EnvironmentConfigException.class, configHandler::getMapperConfig);
}
@Test
void mapper_parse_invalid_json_mapper_config() {
String wrongConfigJson = "{\"test\": \"test\"}";
Mono<JsonObject> just = createMonoJsonObject(wrongConfigJson);
when(cbsClient.get(any())).thenReturn(just);
ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(ConfigHandler.class);
ConfigHandler configHandler = new ConfigHandler(cbsClient, cbsRequest);
assertThrows(MapperConfigException.class, configHandler::getInitialConfiguration);
assertConfigurationErrorIsLogged(logAppender);
logAppender.stop();
}
@ParameterizedTest
@MethodSource("getInvalidConfigs")
void parse_valid_json_bad_values_mapper_config(String mapperConfig) throws Exception {
Mono<JsonObject> just = createMonoJsonObject(mapperConfig);
when(cbsClient.get(any())).thenReturn(just);
ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(ConfigHandler.class);
ConfigHandler configHandler = new ConfigHandler(cbsClient, cbsRequest);
assertThrows(MapperConfigException.class, configHandler::getInitialConfiguration);
assertConfigurationErrorIsLogged(logAppender);
logAppender.stop();
}
private void assertConfigurationErrorIsLogged(ListAppender<ILoggingEvent> logAppender) {
boolean containMessage = logAppender.list.stream()
.anyMatch(iLoggingEvent -> iLoggingEvent.getFormattedMessage().contains(EXPECTED_ERROR_MESSAGE_IN_LOG));
assertTrue(containMessage);
}
private Mono<JsonObject> createMonoJsonObject(String stringJson) {
JsonObject configJson = new Gson().fromJson(stringJson, JsonObject.class);
return Mono.just(configJson);
}
private static List<String> getInvalidConfigs() throws IOException {
return FileUtils.getFilesFromDirectory(INVALID_CONFIGS_DIRECTORY);
}
}
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