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/*-
* ========================LICENSE_START=================================
* Copyright (C) 2020 Nordix Foundation. 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.ccsdk.oran.a1policymanagementservice.configuration;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.when;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.read.ListAppender;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.Optional;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.jupiter.api.io.TempDir;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;
import org.onap.ccsdk.oran.a1policymanagementservice.utils.LoggingUtils;
@ExtendWith(MockitoExtension.class)
class ConfigurationFileTest {
@Mock
ApplicationConfig applicationConfigMock;
@TempDir
public File temporaryFolder;
@Test
@DisplayName("test write File With Error should Throw Exception")
void writeFileWithError_shouldThrowException() throws Exception {
File tempJsonFile = new File(temporaryFolder, "config.json");
String filePath = tempJsonFile.getAbsolutePath();
ConfigurationFile configFileUnderTestSpy = spy(new ConfigurationFile(applicationConfigMock));
when(applicationConfigMock.getLocalConfigurationFilePath()).thenReturn(filePath);
String errorMessage = "Error";
doThrow(new IOException(errorMessage)).when(configFileUnderTestSpy).getFileWriter(any(String.class));
Exception actualException =
assertThrows(IOException.class, () -> configFileUnderTestSpy.writeFile(new JsonObject()));
assertThat(actualException.getMessage()).isEqualTo(errorMessage);
}
@Test
@DisplayName("test write And Read File should Be Ok")
void writeAndReadFile_shouldBeOk() throws Exception {
File tempJsonFile = new File(temporaryFolder, "config.json");
String filePath = tempJsonFile.getAbsolutePath();
ConfigurationFile configFileUnderTest = new ConfigurationFile(applicationConfigMock);
JsonObject content = JsonParser.parseString("{\"test\":\"test\"}").getAsJsonObject();
when(applicationConfigMock.getLocalConfigurationFilePath()).thenReturn(filePath);
configFileUnderTest.writeFile(content);
Optional<JsonObject> readContent = configFileUnderTest.readFile();
assertThat(readContent).isNotEmpty().hasValue(content);
}
@Test
@DisplayName("test read When File Missing should Return Empty")
void readWhenFileMissing_shouldReturnEmpty() {
ConfigurationFile configFileUnderTest = new ConfigurationFile(applicationConfigMock);
String filePath = "configFile.json";
when(applicationConfigMock.getLocalConfigurationFilePath()).thenReturn(filePath);
Optional<JsonObject> readContent = configFileUnderTest.readFile();
assertThat(readContent).isEmpty();
}
@Test
@DisplayName("test read When File With Io Error should Return Empty And Log Error")
void readWhenFileWithIoError_shouldReturnEmptyAndLogError() throws Exception {
File tempJsonFile = new File(temporaryFolder, "config.json");
String filePath = tempJsonFile.getAbsolutePath();
Files.write(tempJsonFile.toPath(), "".getBytes());
ConfigurationFile configFileUnderTest = new ConfigurationFile(applicationConfigMock);
when(applicationConfigMock.getLocalConfigurationFilePath()).thenReturn(filePath);
ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(ConfigurationFile.class, Level.ERROR);
Optional<JsonObject> readContent = configFileUnderTest.readFile();
assertThat(readContent).isEmpty();
assertThat(logAppender.list.get(0).getFormattedMessage())
.isEqualTo("Local configuration file not read: " + filePath + ", Not a JSON Object: null");
}
}
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