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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.deployment;
import org.junit.jupiter.api.Test;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import static org.junit.jupiter.api.Assertions.assertEquals;
/**
* @author freva
*/
public class ZipBuilderTest {
@Test
void test() {
Map<String, String> expected = new HashMap<>();
expected.put("dir/myfile", "my content");
expected.put("rootfile", "this is root");
expected.put("dir/newfile", "new file");
expected.put("dir/dir2/file", "nested file");
try (ZipBuilder zipBuilder1 = new ZipBuilder(100);
ZipBuilder zipBuilder2 = new ZipBuilder(1000)) {
// Add the entries to both zip builders one by one
Iterator<Map.Entry<String, String>> entries = expected.entrySet().iterator();
for (int i = 0; entries.hasNext(); i++) {
Map.Entry<String, String> entry = entries.next();
(i % 2 == 0 ? zipBuilder1 : zipBuilder2)
.add(entry.getKey(), entry.getValue().getBytes(StandardCharsets.UTF_8));
}
// Add the zipped data from zip1 to zip2
zipBuilder2.add(zipBuilder1.toByteArray(), __ -> true);
Map<String, String> actual = unzipToMap(zipBuilder2.toByteArray());
assertEquals(expected, actual);
}
}
Map<String, String> unzipToMap(byte[] zippedContent) {
Map<String, String> contents = new HashMap<>();
try (ZipInputStream zin = new ZipInputStream(new ByteArrayInputStream(zippedContent))) {
for (ZipEntry entry = zin.getNextEntry(); entry != null; entry = zin.getNextEntry()) {
if (entry.isDirectory()) continue;
contents.put(entry.getName(), new String(zin.readAllBytes(), StandardCharsets.UTF_8));
}
} catch (IOException e) {
throw new UncheckedIOException("Failed to read zipped content", e);
}
return contents;
}
}
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