| /* |
| * Copyright (C) 2016, Google Inc. |
| * 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.junit.time; |
| |
| import java.time.Duration; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.eclipse.jgit.util.time.MonotonicClock; |
| import org.eclipse.jgit.util.time.ProposedTimestamp; |
| |
| /** |
| * Fake {@link MonotonicClock} for testing code that uses Clock. |
| * |
| * @since 4.6 |
| */ |
| public class MonotonicFakeClock implements MonotonicClock { |
| private long now = TimeUnit.SECONDS.toMicros(42); |
| |
| /** |
| * Advance the time returned by future calls to {@link #propose()}. |
| * |
| * @param add |
| * amount of time to add; must be {@code > 0}. |
| * @param unit |
| * unit of {@code add}. |
| */ |
| public void tick(long add, TimeUnit unit) { |
| if (add <= 0) { |
| throw new IllegalArgumentException(); |
| } |
| now += unit.toMillis(add); |
| } |
| |
| @Override |
| public ProposedTimestamp propose() { |
| long t = now++; |
| return new ProposedTimestamp() { |
| @Override |
| public long read(TimeUnit unit) { |
| return unit.convert(t, TimeUnit.MILLISECONDS); |
| } |
| |
| @Override |
| public void blockUntil(Duration maxWait) { |
| // Nothing to do, since fake time does not go backwards. |
| } |
| }; |
| } |
| } |