// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package org.openqa.selenium.support.ui;

import java.time.Clock;
import java.time.Duration;
import java.time.Instant;
import java.time.ZoneId;

public class TickingClock extends Clock implements Sleeper {

  private long now = 17;

  public long now() {
    return now;
  }

  @Override
  public void sleep(Duration duration) {
    now += duration.toMillis();
  }

  @Override
  public ZoneId getZone() {
    return ZoneId.systemDefault();
  }

  @Override
  public Clock withZone(ZoneId zone) {
    return this;
  }

  @Override
  public Instant instant() {
    return Instant.ofEpochMilli(now);
  }
}
