| /******************************************************************************* |
| * Copyright (c) 2016 Google, Inc and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Stefan Xenos (Google) - Initial implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.nd; |
| |
| import java.io.File; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Plugin; |
| import org.eclipse.jdt.core.tests.Activator; |
| import org.eclipse.jdt.internal.core.nd.Nd; |
| import org.eclipse.jdt.internal.core.nd.NdNode; |
| import org.eclipse.jdt.internal.core.nd.NdNodeTypeRegistry; |
| import org.eclipse.jdt.internal.core.nd.db.ChunkCache; |
| import org.eclipse.jdt.internal.core.nd.db.Database; |
| |
| /** |
| * |
| */ |
| public class DatabaseTestUtil { |
| |
| public static IPath getTestDir() { |
| Plugin plugin = Activator.getInstance(); |
| |
| IPath path = plugin.getStateLocation().append("tests/"); |
| File file = path.toFile(); |
| if (!file.exists()) |
| file.mkdir(); |
| return path; |
| } |
| |
| public static File getTempDbName(String testName) { |
| return DatabaseTestUtil.getTestDir().append(testName + System.currentTimeMillis() + ".dat").toFile(); |
| } |
| |
| /** |
| * Creates an empty {@link Nd} with an empty type registry and randomly-named |
| * database for the given test name |
| * |
| * @param testName |
| * @return the new {@link Nd} |
| */ |
| public static Nd createEmptyNd(String testName) { |
| NdNodeTypeRegistry<NdNode> registry = new NdNodeTypeRegistry<>(); |
| return new Nd(DatabaseTestUtil.getTempDbName(testName), new ChunkCache(), registry, 0, 0, 0); |
| } |
| |
| public static Nd createEmptyNd(String testName, NdNodeTypeRegistry<NdNode> registry) { |
| return new Nd(DatabaseTestUtil.getTempDbName(testName), new ChunkCache(), registry, 0, 0, 0); |
| } |
| |
| static Nd createWithoutNodeRegistry(String testName) { |
| NdNodeTypeRegistry<NdNode> registry = new NdNodeTypeRegistry<>(); |
| Nd tempNd = new Nd(getTempDbName(testName), new ChunkCache(), registry, 0, 100, |
| DatabaseTestUtil.CURRENT_VERSION); |
| return tempNd; |
| } |
| |
| static final int CURRENT_VERSION = 10; |
| |
| static void deleteDatabase(Database db) { |
| db.close(); |
| if (!db.getLocation().delete()) { |
| db.getLocation().deleteOnExit(); |
| } |
| } |
| } |