101 lines
2.8 KiB
Java
101 lines
2.8 KiB
Java
package it.cavallium.dbengine.tests;
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import static java.util.Map.entry;
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import it.cavallium.dbengine.database.disk.KeyMayExistGetter;
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import it.cavallium.dbengine.database.disk.rocksdb.LLReadOptions;
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import it.unimi.dsi.fastutil.bytes.ByteList;
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import java.nio.ByteBuffer;
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import java.nio.charset.StandardCharsets;
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import java.util.Map;
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import org.jetbrains.annotations.Nullable;
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import org.junit.jupiter.api.Test;
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import org.rocksdb.Holder;
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import org.rocksdb.KeyMayExist;
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import org.rocksdb.KeyMayExist.KeyMayExistEnum;
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import org.rocksdb.ReadOptions;
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import org.rocksdb.RocksDBException;
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//todo:
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public class TestGetter {
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private static Map<ByteList, ByteList> db = Map.ofEntries(
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entry(bytes("cached-partially"), bytes("123456789")),
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entry(bytes("cached-totally"), bytes("ciaov")),
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entry(bytes("cached-without-value"), bytes("ciaov")),
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entry(bytes("ciao3"), bytes("ciaov"))
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);
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record KeyMayExistResult(KeyMayExist.KeyMayExistEnum keyMayExistEnum, int size, ByteList cachedValue) {}
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private static Map<ByteList, KeyMayExistResult> cache = Map.ofEntries(
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entry(bytes("cached-partially"), new KeyMayExistResult(KeyMayExistEnum.kExistsWithoutValue, 9, bytes("12345678"))),
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entry(bytes("cached-totally"), new KeyMayExistResult(KeyMayExistEnum.kExistsWithValue, 5, bytes("ciaov"))),
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entry(bytes("cached-without-value"), new KeyMayExistResult(KeyMayExistEnum.kExistsWithoutValue, 0, bytes("ciaov")))
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);
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private static ByteList bytes(String text) {
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return ByteList.of(text.getBytes(StandardCharsets.UTF_8));
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}
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private static String text(ByteList bytes) {
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return new String(bytes.toByteArray(), StandardCharsets.UTF_8);
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}
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public KeyMayExistGetter getter = new KeyMayExistGetter() {
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@Override
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protected KeyMayExist keyMayExist(LLReadOptions readOptions, ByteBuffer key, ByteBuffer value) {
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return null;
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}
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@Override
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protected boolean keyMayExist(LLReadOptions readOptions, byte[] key, @Nullable Holder<byte[]> valueHolder) {
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throw new UnsupportedOperationException();
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}
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@Override
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protected int get(LLReadOptions opt, ByteBuffer key, ByteBuffer value) throws RocksDBException {
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return 0;
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}
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@Override
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protected byte[] get(LLReadOptions opt, byte[] key) throws RocksDBException, IllegalArgumentException {
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throw new UnsupportedOperationException();
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}
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@Override
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protected void recordReadValueNotFoundWithMayExistBloomBufferSize(int value) {
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}
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@Override
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protected void recordReadValueFoundWithBloomUncachedBufferSize(int value) {
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}
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@Override
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protected void recordReadValueFoundWithBloomCacheBufferSize(int value) {
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}
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@Override
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protected void recordReadAttempts(int value) {
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}
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@Override
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protected void recordReadValueNotFoundWithBloomBufferSize(int value) {
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}
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@Override
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protected void recordKeyBufferSize(int value) {
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}
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};
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@Test
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public void testSimpleGet() {
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}
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}
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