| /* |
| * 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.kafka.message; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.Timeout; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.assertFalse; |
| |
| public class VersionsTest { |
| @Rule |
| final public Timeout globalTimeout = Timeout.millis(120000); |
| |
| private static Versions newVersions(int lower, int higher) { |
| if ((lower < Short.MIN_VALUE) || (lower > Short.MAX_VALUE)) { |
| throw new RuntimeException("lower bound out of range."); |
| } |
| if ((higher < Short.MIN_VALUE) || (higher > Short.MAX_VALUE)) { |
| throw new RuntimeException("higher bound out of range."); |
| } |
| return new Versions((short) lower, (short) higher); |
| } |
| |
| @Test |
| public void testVersionsParse() { |
| assertEquals(Versions.NONE, Versions.parse(null, Versions.NONE)); |
| assertEquals(Versions.ALL, Versions.parse(" ", Versions.ALL)); |
| assertEquals(Versions.ALL, Versions.parse("", Versions.ALL)); |
| assertEquals(newVersions(4, 5), Versions.parse(" 4-5 ", null)); |
| } |
| |
| @Test |
| public void testRoundTrips() { |
| testRoundTrip(Versions.ALL, "0+"); |
| testRoundTrip(newVersions(1, 3), "1-3"); |
| testRoundTrip(newVersions(2, 2), "2"); |
| testRoundTrip(newVersions(3, Short.MAX_VALUE), "3+"); |
| testRoundTrip(Versions.NONE, "none"); |
| } |
| |
| private void testRoundTrip(Versions versions, String string) { |
| assertEquals(string, versions.toString()); |
| assertEquals(versions, Versions.parse(versions.toString(), null)); |
| } |
| |
| @Test |
| public void testIntersections() { |
| assertEquals(newVersions(2, 3), |
| newVersions(1, 3).intersect( |
| newVersions(2, 4))); |
| assertEquals(newVersions(3, 3), |
| newVersions(0, Short.MAX_VALUE).intersect( |
| newVersions(3, 3))); |
| assertEquals(Versions.NONE, |
| newVersions(9, Short.MAX_VALUE).intersect( |
| newVersions(2, 8))); |
| } |
| |
| @Test |
| public void testContains() { |
| assertTrue(newVersions(2, 3).contains((short) 3)); |
| assertTrue(newVersions(2, 3).contains((short) 2)); |
| assertFalse(newVersions(0, 1).contains((short) 2)); |
| assertTrue(newVersions(0, Short.MAX_VALUE).contains((short) 100)); |
| assertFalse(newVersions(2, Short.MAX_VALUE).contains((short) 0)); |
| assertTrue(newVersions(2, 3).contains(newVersions(2, 3))); |
| assertTrue(newVersions(2, 3).contains(newVersions(2, 2))); |
| assertFalse(newVersions(2, 3).contains(newVersions(2, 4))); |
| assertTrue(newVersions(2, 3).contains(Versions.NONE)); |
| assertTrue(Versions.ALL.contains(newVersions(1, 2))); |
| } |
| } |