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/*
* ============LICENSE_START=======================================================
* PNF-REGISTRATION-HANDLER
* ================================================================================
* Copyright (C) 2018 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.dcaegen2.services.prh.configuration;
import static java.lang.ClassLoader.getSystemResource;
import static java.nio.file.Files.readAllBytes;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.gson.JsonElement;
import com.google.gson.JsonParser;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import java.nio.file.Paths;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.onap.dcaegen2.services.prh.integration.junit5.mockito.MockitoExtension;
import org.springframework.core.io.InputStreamResource;
import org.springframework.core.io.Resource;
/**
* @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 4/9/18
*/
@ExtendWith({MockitoExtension.class})
class PrhAppConfigTest {
private final String jsonString =
new String(readAllBytes(Paths.get(getSystemResource("correct_config.json").toURI())));
private final String incorrectJsonString =
new String(readAllBytes(Paths.get(getSystemResource("incorrect_config.json").toURI())));
private PrhAppConfig prhAppConfig;
private AppConfig appConfig;
PrhAppConfigTest() throws Exception {
}
@BeforeEach
void setUp() {
prhAppConfig = spy(PrhAppConfig.class);
appConfig = spy(new AppConfig());
}
@Test
void whenTheConfigurationFits_GetAaiAndDmaapObjectRepresentationConfiguration() {
//
// Given
//
InputStream inputStream = new ByteArrayInputStream((jsonString.getBytes(
StandardCharsets.UTF_8)));
//
// When
//
prhAppConfig.setResourceFile(new InputStreamResource(inputStream));
prhAppConfig.initFileStreamReader();
appConfig.dmaapConsumerConfiguration = prhAppConfig.getDmaapConsumerConfiguration();
appConfig.dmaapPublisherConfiguration = prhAppConfig.getDmaapPublisherConfiguration();
appConfig.aaiClientConfiguration = prhAppConfig.getAaiClientConfiguration();
//
// Then
//
verify(prhAppConfig).initFileStreamReader();
assertNotNull(prhAppConfig.getDmaapConsumerConfiguration());
assertNotNull(prhAppConfig.getDmaapPublisherConfiguration());
assertNotNull(prhAppConfig.getAaiClientConfiguration());
assertEquals(appConfig.getDmaapPublisherConfiguration(), prhAppConfig.getDmaapPublisherConfiguration());
assertEquals(appConfig.getDmaapConsumerConfiguration(), prhAppConfig.getDmaapConsumerConfiguration());
assertEquals(appConfig.getAaiClientConfiguration(), prhAppConfig.getAaiClientConfiguration());
}
@Test
void whenFileIsNotExist_ThrowIoException() throws IOException {
//
// Given
InputStream inputStream = new ByteArrayInputStream((jsonString.getBytes(
StandardCharsets.UTF_8)));
Resource resource = spy(new InputStreamResource(inputStream));
//
when(resource.getInputStream()).thenThrow(new IOException());
prhAppConfig.setResourceFile(resource);
//
// When
//
prhAppConfig.initFileStreamReader();
//
// Then
//
verify(prhAppConfig).initFileStreamReader();
assertNull(prhAppConfig.getAaiClientConfiguration());
assertNull(prhAppConfig.getDmaapConsumerConfiguration());
assertNull(prhAppConfig.getDmaapPublisherConfiguration());
}
@Test
void whenFileIsExistsButJsonIsIncorrect() {
//
// Given
//
InputStream inputStream = new ByteArrayInputStream((incorrectJsonString.getBytes(
StandardCharsets.UTF_8)));
//
// When
//
prhAppConfig.setResourceFile(new InputStreamResource(inputStream));
prhAppConfig.initFileStreamReader();
//
// Then
//
verify(prhAppConfig).initFileStreamReader();
assertNotNull(prhAppConfig.getAaiClientConfiguration());
assertNotNull(prhAppConfig.getDmaapConsumerConfiguration());
assertNull(prhAppConfig.getDmaapPublisherConfiguration());
}
@Test
void whenTheConfigurationFits_ButRootElementIsNotAJsonObject() {
// Given
InputStream inputStream = new ByteArrayInputStream((jsonString.getBytes(
StandardCharsets.UTF_8)));
// When
prhAppConfig.setResourceFile(new InputStreamResource(inputStream));
JsonElement jsonElement = mock(JsonElement.class);
when(jsonElement.isJsonObject()).thenReturn(false);
doReturn(jsonElement).when(prhAppConfig).getJsonElement(any(JsonParser.class), any(InputStream.class));
prhAppConfig.initFileStreamReader();
appConfig.dmaapConsumerConfiguration = prhAppConfig.getDmaapConsumerConfiguration();
appConfig.dmaapPublisherConfiguration = prhAppConfig.getDmaapPublisherConfiguration();
appConfig.aaiClientConfiguration = prhAppConfig.getAaiClientConfiguration();
// Then
verify(prhAppConfig).initFileStreamReader();
assertNull(prhAppConfig.getAaiClientConfiguration());
assertNull(prhAppConfig.getDmaapConsumerConfiguration());
assertNull(prhAppConfig.getDmaapPublisherConfiguration());
}
}
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