| /* |
| * 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.cassandra.transport; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class ProtocolVersionTest |
| { |
| @Test |
| public void testDecode() |
| { |
| for (ProtocolVersion version : ProtocolVersion.SUPPORTED) |
| Assert.assertEquals(version, ProtocolVersion.decode(version.asInt(), ProtocolVersionLimit.SERVER_DEFAULT)); |
| |
| for (ProtocolVersion version : ProtocolVersion.UNSUPPORTED) |
| { // unsupported old versions |
| try |
| { |
| Assert.assertEquals(version, ProtocolVersion.decode(version.asInt(), ProtocolVersionLimit.SERVER_DEFAULT)); |
| Assert.fail("Expected invalid protocol exception"); |
| } |
| catch (ProtocolException ex) |
| { |
| Assert.assertNotNull(ex.getForcedProtocolVersion()); |
| Assert.assertEquals(version, ex.getForcedProtocolVersion()); |
| } |
| } |
| |
| try |
| { // unsupported newer version |
| Assert.assertEquals(null, ProtocolVersion.decode(63, ProtocolVersionLimit.SERVER_DEFAULT)); |
| Assert.fail("Expected invalid protocol exception"); |
| } |
| catch (ProtocolException ex) |
| { |
| Assert.assertNotNull(ex.getForcedProtocolVersion()); |
| Assert.assertEquals(ProtocolVersion.MAX_SUPPORTED_VERSION, ex.getForcedProtocolVersion()); |
| } |
| } |
| |
| @Test |
| public void testSupportedVersions() |
| { |
| Assert.assertTrue(ProtocolVersion.supportedVersions().size() >= 2); // at least one OS and one DSE |
| Assert.assertNotNull(ProtocolVersion.CURRENT); |
| |
| Assert.assertFalse(ProtocolVersion.V4.isBeta()); |
| Assert.assertTrue(ProtocolVersion.V5.isBeta()); |
| } |
| |
| @Test |
| public void testComparisons() |
| { |
| Assert.assertTrue(ProtocolVersion.V1.isSmallerOrEqualTo(ProtocolVersion.V1)); |
| Assert.assertTrue(ProtocolVersion.V2.isSmallerOrEqualTo(ProtocolVersion.V2)); |
| Assert.assertTrue(ProtocolVersion.V3.isSmallerOrEqualTo(ProtocolVersion.V3)); |
| Assert.assertTrue(ProtocolVersion.V4.isSmallerOrEqualTo(ProtocolVersion.V4)); |
| |
| Assert.assertTrue(ProtocolVersion.V1.isGreaterOrEqualTo(ProtocolVersion.V1)); |
| Assert.assertTrue(ProtocolVersion.V2.isGreaterOrEqualTo(ProtocolVersion.V2)); |
| Assert.assertTrue(ProtocolVersion.V3.isGreaterOrEqualTo(ProtocolVersion.V3)); |
| Assert.assertTrue(ProtocolVersion.V4.isGreaterOrEqualTo(ProtocolVersion.V4)); |
| |
| Assert.assertTrue(ProtocolVersion.V1.isSmallerThan(ProtocolVersion.V2)); |
| Assert.assertTrue(ProtocolVersion.V2.isSmallerThan(ProtocolVersion.V3)); |
| Assert.assertTrue(ProtocolVersion.V3.isSmallerThan(ProtocolVersion.V4)); |
| |
| Assert.assertFalse(ProtocolVersion.V1.isGreaterThan(ProtocolVersion.V2)); |
| Assert.assertFalse(ProtocolVersion.V2.isGreaterThan(ProtocolVersion.V3)); |
| Assert.assertFalse(ProtocolVersion.V3.isGreaterThan(ProtocolVersion.V4)); |
| |
| Assert.assertTrue(ProtocolVersion.V4.isGreaterThan(ProtocolVersion.V3)); |
| Assert.assertTrue(ProtocolVersion.V3.isGreaterThan(ProtocolVersion.V2)); |
| Assert.assertTrue(ProtocolVersion.V2.isGreaterThan(ProtocolVersion.V1)); |
| |
| Assert.assertFalse(ProtocolVersion.V4.isSmallerThan(ProtocolVersion.V3)); |
| Assert.assertFalse(ProtocolVersion.V3.isSmallerThan(ProtocolVersion.V2)); |
| Assert.assertFalse(ProtocolVersion.V2.isSmallerThan(ProtocolVersion.V1)); |
| } |
| } |