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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019-2020 Nordix Foundation.
* Copyright (C) 2021 Nokia.
* Copyright (C) 2021 Samsung Electronics.
* ================================================================================
* 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.mapping;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.fail;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import com.google.gson.Gson;
import freemarker.core.Environment;
import freemarker.template.Template;
import freemarker.template.TemplateException;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.HashMap;
import java.util.List;
import org.everit.json.schema.Schema;
import org.everit.json.schema.loader.SchemaLoader;
import org.json.JSONException;
import org.json.JSONObject;
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.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import org.mockito.junit.jupiter.MockitoExtension;
import org.onap.dcaegen2.services.pmmapper.exceptions.MappingException;
import org.onap.dcaegen2.services.pmmapper.exceptions.TemplateIdentificationException;
import org.onap.dcaegen2.services.pmmapper.model.Event;
import org.onap.dcaegen2.services.pmmapper.model.EventMetadata;
import org.onap.dcaegen2.services.pmmapper.utils.MeasConverter;
import org.powermock.reflect.Whitebox;
import utils.ArgumentCreator;
import utils.EventUtils;
@ExtendWith(MockitoExtension.class)
class MapperTest {
private static EventMetadata fourthGenerationMetadata;
private static EventMetadata fifthGenerationMetadata;
private static Schema vesSchema;
private static MeasConverter converter;
private Mapper objUnderTest;
private static final Path schema = Paths.get("src/test/resources/mapper_test/CommonEventFormat_30.1-ONAP.json");
private static final Path METADATA_DIRECTORY = Paths.get("src/test/resources/metadata/");
private static final Path FIFTH_GENERATION_METADATA = Paths.get(METADATA_DIRECTORY.toString() + "/valid_5g_metadata.json");
private static final Path FOURTH_GENERATION_METADATA = Paths.get(METADATA_DIRECTORY.toString() + "/valid_4g_metadata.json");
private static final Path TEMPLATES_DIRECTORY = Paths.get("src/main/resources/templates/");
private static final Path dataDirectory = Paths.get("src/test/resources/mapper_test/mapping_data/");
@BeforeAll
static void classSetup() throws IOException, JSONException {
JSONObject ves = new JSONObject(new String(Files.readAllBytes(schema)));
vesSchema = SchemaLoader.load(ves);
String fourthGenMetadataFileContents = new String(Files.readAllBytes(FOURTH_GENERATION_METADATA));
fourthGenerationMetadata = new Gson().fromJson(fourthGenMetadataFileContents, EventMetadata.class);
String fifthGenMetadataFileContents = new String(Files.readAllBytes(FIFTH_GENERATION_METADATA));
fifthGenerationMetadata = new Gson().fromJson(fifthGenMetadataFileContents, EventMetadata.class);
converter = new MeasConverter();
}
@BeforeEach
void setup() {
objUnderTest = new Mapper(TEMPLATES_DIRECTORY, converter);
}
@ParameterizedTest
@MethodSource("getValidEvents")
void testValidEvent(Event testEvent) throws JSONException {
vesSchema.validate(new JSONObject(objUnderTest.map(testEvent)));
}
@Test
void testFailureToProcessLte() throws Exception {
Template mappingTemplateMock = mock(Template.class, RETURNS_DEEP_STUBS);
doThrow(new TemplateException(mock(Environment.class))).when(mappingTemplateMock)
.process(any(), any());
HashMap<String, Template> templates = new HashMap<>();
templates.put("org.3GPP.32.435#measCollec", mappingTemplateMock);
Whitebox.setInternalState(objUnderTest, "templates", templates);
Path testFile = Paths.get(dataDirectory + "/32.435/no_measdata/test.xml");
Event testEvent = EventUtils.makeMockEvent(EventUtils.fileContentsToString(testFile), fourthGenerationMetadata);
assertThrows(MappingException.class, () -> objUnderTest.map(testEvent));
}
@Test
void testFailureToProcessNr() throws Exception {
Template mappingTemplateMock = mock(Template.class, RETURNS_DEEP_STUBS);
doThrow(new TemplateException(mock(Environment.class))).when(mappingTemplateMock)
.process(any(), any());
HashMap<String, Template> templates = new HashMap<>();
templates.put("org.3GPP.28.532#measData", mappingTemplateMock);
Whitebox.setInternalState(objUnderTest, "templates", templates);
Path testFile = Paths.get(dataDirectory + "/28.532/no_measdata/test.xml");
Event testEvent = EventUtils.makeMockEvent(EventUtils.fileContentsToString(testFile), fifthGenerationMetadata);
assertThrows(MappingException.class, () -> objUnderTest.map(testEvent));
}
@Test
void testFailureToParseLte() {
assertThrows(MappingException.class, () -> EventUtils.makeMockEvent("not xml", fourthGenerationMetadata));
}
@Test
void testFailureToParseNr() {
assertThrows(MappingException.class, () -> EventUtils.makeMockEvent("not xml", fifthGenerationMetadata));
}
@Test
void testInvalidPath() {
Path path = Paths.get("not a path");
assertThrows(IllegalArgumentException.class, () -> new Mapper(path, converter));
}
@Test
void testInvalidTemplateDirectory() {
Path path = Paths.get("fake dir");
MeasConverter measConverter = new MeasConverter();
assertThrows(IllegalArgumentException.class, () -> new Mapper(path, measConverter));
}
@Test
void testTemplateNotFound() {
EventMetadata testMetadata = mock(EventMetadata.class);
when(testMetadata.getFileFormatType()).thenReturn(MeasConverter.LTE_FILE_TYPE, "InvalidFormat");
Path testFile = Paths.get(dataDirectory + "/32.435/no_measdata/test.xml");
Event testEvent = EventUtils.makeMockEvent(EventUtils.fileContentsToString(testFile), testMetadata);
assertThrows(TemplateIdentificationException.class, () -> objUnderTest.map(testEvent));
}
@Test
void testNullPath() {
assertThrows(NullPointerException.class, () -> new Mapper(null, converter));
}
@Test
void testNullEvent() {
assertThrows(NullPointerException.class, () -> objUnderTest.map(null));
}
@Test
void testNullLogger() {
assertThrows(NullPointerException.class, () -> objUnderTest.map(mock(Event.class)));
}
static List<Arguments> getValidEvents() {
ArgumentCreator creator = (Path path, EventMetadata metadata) -> {
Path testEventPath = Paths.get(path.toString() + "/test.xml");
Path metadataPath = Paths.get(path.toString() + "/metadata.json");
EventMetadata eventMetadata = null;
try {
eventMetadata = new Gson().fromJson(new String(Files.readAllBytes(metadataPath)), EventMetadata.class);
} catch (IOException e) {
fail("Failed to read contents of Metadata");
}
Event testEvent = EventUtils.makeMockEvent(EventUtils.fileContentsToString(testEventPath), eventMetadata);
return Arguments.of(testEvent);
};
return EventUtils.generateEventArguments(dataDirectory, creator);
}
}
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