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/*
* -
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation.
* ================================================================================
* 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.openecomp.sdc.be.csar.storage;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
import static org.mockito.Mockito.when;
import java.nio.charset.StandardCharsets;
import java.nio.file.Path;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.openecomp.sdc.common.zip.ZipUtils;
import org.openecomp.sdc.common.zip.exception.ZipException;
class CsarSizeReducerTest {
@Mock
private CsarPackageReducerConfiguration csarPackageReducerConfiguration;
@InjectMocks
private CsarSizeReducer csarSizeReducer;
@BeforeEach
void setUp() {
MockitoAnnotations.openMocks(this);
}
@ParameterizedTest
@ValueSource(strings = {"dummyToReduce.zip", "dummyToReduce.csar", "dummyToNotReduce.csar"})
void reduceByPathAndSizeTest(String fileName) throws ZipException {
final var pathToReduce1 = Path.of("Files/images");
final var pathToReduce2 = Path.of("Files/Scripts/my_script.sh");
final var sizeLimit = 150000L;
when(csarPackageReducerConfiguration.getSizeLimit()).thenReturn(sizeLimit);
when(csarPackageReducerConfiguration.getFoldersToStrip()).thenReturn(Set.of(pathToReduce1, pathToReduce2));
when(csarPackageReducerConfiguration.getThresholdEntries()).thenReturn(10000);
final var csarPath = Path.of("src/test/resources/csarSizeReducer/" + fileName);
final Map<String, byte[]> originalCsar = ZipUtils.readZip(csarPath.toFile(), false);
final byte[] reduce = csarSizeReducer.reduce(csarPath);
final Map<String, byte[]> reducedCsar = ZipUtils.readZip(reduce, false);
assertEquals(originalCsar.keySet().size(), reducedCsar.keySet().size(), "No file should be removed");
for (final Entry<String, byte[]> originalEntry : originalCsar.entrySet()) {
final var originalFilePath = originalEntry.getKey();
final byte[] originalBytes = originalEntry.getValue();
assertTrue(reducedCsar.containsKey(originalFilePath),
String.format("No file should be removed, but it is missing original file '%s'", originalFilePath));
final String extention = fileName.substring(fileName.lastIndexOf('.') + 1);
switch (extention.toLowerCase()) {
case "zip":
verifyZIP(pathToReduce1, pathToReduce2, sizeLimit, reducedCsar, originalFilePath, originalBytes);
break;
case "csar":
verifyCSAR(pathToReduce1, pathToReduce2, sizeLimit, reducedCsar, originalFilePath, originalBytes);
break;
default:
fail("Unexpected file extention");
break;
}
}
}
private void verifyCSAR(final Path pathToReduce1, final Path pathToReduce2, final long sizeLimit, final Map<String, byte[]> reducedCsar,
final String originalFilePath, final byte[] originalBytes) {
if (originalFilePath.startsWith(pathToReduce1.toString()) || originalFilePath.startsWith(pathToReduce2.toString())
|| originalBytes.length > sizeLimit) {
assertArrayEquals("".getBytes(StandardCharsets.UTF_8), reducedCsar.get(originalFilePath),
String.format("File '%s' expected to be reduced to empty string", originalFilePath));
} else {
assertArrayEquals(originalBytes, reducedCsar.get(originalFilePath),
String.format("File '%s' expected to be equal", originalFilePath));
}
}
private void verifyZIP(final Path pathToReduce1, final Path pathToReduce2, final long sizeLimit, final Map<String, byte[]> reducedCsar,
final String originalFilePath, final byte[] originalBytes) {
if (originalFilePath.startsWith(pathToReduce1.toString()) || originalFilePath.startsWith(pathToReduce2.toString())
|| originalBytes.length > sizeLimit) {
assertArrayEquals("".getBytes(StandardCharsets.UTF_8), reducedCsar.get(originalFilePath),
String.format("File '%s' expected to be reduced to empty string", originalFilePath));
} else {
if (originalFilePath.endsWith(".csar") && csarSizeReducer.getReduced().get()) {
assertNotEquals(originalBytes.length, reducedCsar.get(originalFilePath).length,
String.format("File '%s' expected to be NOT equal", originalFilePath));
} else {
assertArrayEquals(originalBytes, reducedCsar.get(originalFilePath),
String.format("File '%s' expected to be equal", originalFilePath));
}
}
}
}
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