/*
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* The contents of this file are subject to the terms of the Common Development and
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* Distribution License (the License). You may not use this file except in compliance with the
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* License.
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*
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* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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* specific language governing permission and limitations under the License.
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*
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* When distributing Covered Software, include this CDDL Header Notice in each file and include
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* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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* Header, with the fields enclosed by brackets [] replaced by your own identifying
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* information: "Portions copyright [year] [name of copyright owner]".
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*
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* Copyright 2026 3A Systems, LLC.
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*/
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package org.opends.server.backends.pluggable;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.verify;
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import static org.mockito.Mockito.when;
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import org.forgerock.opendj.ldap.ByteString;
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import org.opends.server.DirectoryServerTestCase;
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import org.opends.server.backends.pluggable.spi.Cursor;
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import org.opends.server.backends.pluggable.spi.TreeName;
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import org.opends.server.backends.pluggable.spi.WriteableTransaction;
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import org.testng.annotations.Test;
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@SuppressWarnings("javadoc")
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@Test(groups = { "precommit", "pluggablebackend" }, sequential = true)
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public class ID2EntryTest extends DirectoryServerTestCase
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{
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/**
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* The read that checks the tree is there when a backend opens asks for a bulk cursor. Its first
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* batch carries no key to seek on, so a storage engine sees a walk of the whole tree - on the
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* JDBC backend against SQL Server, a scan and a sort of it, {@code k} being a
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* {@code varbinary(max)} that cannot be an index key - and this runs once per base DN on every
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* open, outside the try/catch of {@code BackendImpl.openBackend()}. Bounded as the work of a
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* client operation, a large backend would stop opening at all (#877).
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*/
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@Test
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public void testTheReadThatOpensTheTreeAsksForABulkCursor() throws Exception
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{
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final TreeName name = new TreeName("dc=example,dc=com", "id2entry");
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final WriteableTransaction txn = mock(WriteableTransaction.class);
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@SuppressWarnings("unchecked")
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final Cursor<ByteString, ByteString> cursor = mock(Cursor.class);
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when(txn.openBulkCursor(name)).thenReturn(cursor);
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new ID2Entry(name, new DataConfig.Builder().build()).open(txn, false);
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verify(txn).openBulkCursor(name);
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verify(cursor).next();
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}
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}
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