| /* |
| * Copyright (C) 2013, Robin Stocker <robin@nibor.org> |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.eclipse.jgit.lib; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.junit.Test; |
| |
| public class RefDatabaseConflictingNamesTest { |
| |
| private RefDatabase refDatabase = new RefDatabase() { |
| @Override |
| public Map<String, Ref> getRefs(String prefix) throws IOException { |
| if (ALL.equals(prefix)) { |
| Map<String, Ref> existing = new HashMap<String, Ref>(); |
| existing.put("refs/heads/a/b", null /* not used */); |
| existing.put("refs/heads/q", null /* not used */); |
| return existing; |
| } else { |
| return Collections.emptyMap(); |
| } |
| } |
| |
| @Override |
| public Ref peel(Ref ref) throws IOException { |
| return null; |
| } |
| |
| @Override |
| public RefUpdate newUpdate(String name, boolean detach) |
| throws IOException { |
| return null; |
| } |
| |
| @Override |
| public RefRename newRename(String fromName, String toName) |
| throws IOException { |
| return null; |
| } |
| |
| @Override |
| public boolean isNameConflicting(String name) throws IOException { |
| return false; |
| } |
| |
| @Override |
| public Ref getRef(String name) throws IOException { |
| return null; |
| } |
| |
| @Override |
| public List<Ref> getAdditionalRefs() throws IOException { |
| return null; |
| } |
| |
| @Override |
| public void create() throws IOException { |
| // Not needed |
| } |
| |
| @Override |
| public void close() { |
| // Not needed |
| } |
| }; |
| |
| @Test |
| public void testGetConflictingNames() throws IOException { |
| // new references cannot replace an existing container |
| assertConflictingNames("refs", "refs/heads/a/b", "refs/heads/q"); |
| assertConflictingNames("refs/heads", "refs/heads/a/b", "refs/heads/q"); |
| assertConflictingNames("refs/heads/a", "refs/heads/a/b"); |
| |
| // existing reference is not conflicting |
| assertNoConflictingNames("refs/heads/a/b"); |
| |
| // new references are not conflicting |
| assertNoConflictingNames("refs/heads/a/d"); |
| assertNoConflictingNames("refs/heads/master"); |
| |
| // existing reference must not be used as a container |
| assertConflictingNames("refs/heads/a/b/c", "refs/heads/a/b"); |
| assertConflictingNames("refs/heads/q/master", "refs/heads/q"); |
| } |
| |
| private void assertNoConflictingNames(String proposed) throws IOException { |
| assertTrue("expected conflicting names to be empty", refDatabase |
| .getConflictingNames(proposed).isEmpty()); |
| } |
| |
| private void assertConflictingNames(String proposed, String... conflicts) |
| throws IOException { |
| Set<String> expected = new HashSet<String>(Arrays.asList(conflicts)); |
| assertEquals(expected, |
| new HashSet<String>(refDatabase.getConflictingNames(proposed))); |
| } |
| } |