content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF 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.apache.beam.runners.dataflow.worker.windmill.work.budget;
  
  import static org.junit.Assert.assertEquals;
  
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.Timeout;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  @RunWith(JUnit4.class)
  public class GetWorkBudgetTest {
    @Rule public transient Timeout globalTimeout = Timeout.seconds(600);
  
    @Test
    public void testCreateWithNoBudget() {
      GetWorkBudget getWorkBudget = GetWorkBudget.noBudget();
      assertEquals(0, getWorkBudget.items());
      assertEquals(0, getWorkBudget.bytes());
    }
  
    @Test
    public void testBuild_itemsAndBytesNeverBelowZero() {
      GetWorkBudget getWorkBudget = GetWorkBudget.builder().setItems(-10).setBytes(-10).build();
      assertEquals(0, getWorkBudget.items());
      assertEquals(0, getWorkBudget.bytes());
    }
  
    @Test
    public void testApply_itemsAndBytesNeverBelowZero() {
      GetWorkBudget getWorkBudget = GetWorkBudget.builder().setItems(1).setBytes(1).build();
      GetWorkBudget subtracted = getWorkBudget.apply(-10, -10);
      assertEquals(0, subtracted.items());
      assertEquals(0, subtracted.bytes());
    }
  }
  