1/* 2 * Copyright 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16package androidx.collection; 17 18import static org.junit.Assert.assertEquals; 19import static org.junit.Assert.assertFalse; 20import static org.junit.Assert.assertTrue; 21import static org.junit.Assert.fail; 22 23import org.junit.Test; 24 25import java.util.Iterator; 26import java.util.NoSuchElementException; 27 28public class ArraySetCompatTest { 29 @Test 30 public void testCanNotIteratePastEnd() { 31 ArraySet<String> set = new ArraySet<>(); 32 set.add("value"); 33 Iterator<String> iterator = set.iterator(); 34 35 assertTrue(iterator.hasNext()); 36 assertEquals("value", iterator.next()); 37 assertFalse(iterator.hasNext()); 38 39 try { 40 iterator.next(); 41 fail(); 42 } catch (NoSuchElementException expected) { 43 } 44 } 45} 46