| /* |
| * Copyright 2012-present Facebook, Inc. |
| * |
| * Licensed 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 com.facebook.buck.util; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.junit.Test; |
| |
| /** |
| * Unit test for {@link VersionStringComparator}. |
| */ |
| public class VersionStringComparatorTest { |
| |
| @Test |
| public void testIsValidVersionString() { |
| assertTrue(VersionStringComparator.isValidVersionString("4")); |
| assertTrue(VersionStringComparator.isValidVersionString("4.2")); |
| assertTrue(VersionStringComparator.isValidVersionString("4.2.2")); |
| } |
| |
| @Test |
| @SuppressWarnings("PMD.AvoidUsingHardCodedIP") |
| public void testCompare() { |
| VersionStringComparator comparator = new VersionStringComparator(); |
| assertEquals(0, comparator.compare("4", "4")); |
| assertEquals(0, comparator.compare("4.2.2", "4.2.2")); |
| |
| assertEquals(-1, comparator.compare("4", "5")); |
| assertEquals(1, comparator.compare("5", "4")); |
| |
| assertEquals(-1, comparator.compare("4.2.2", "4.2.2.2")); |
| assertEquals(1, comparator.compare("4.2.2.2", "4.2.2")); |
| |
| assertEquals(-1, comparator.compare("4.2.3", "4.3.2")); |
| assertEquals(1, comparator.compare("4.3.2", "4.2.3")); |
| } |
| |
| @Test(expected = RuntimeException.class) |
| public void testCompareThrowsRuntimeExceptionForInvalidParam1() { |
| VersionStringComparator comparator = new VersionStringComparator(); |
| comparator.compare("foo", "4.2.2"); |
| } |
| |
| @Test(expected = RuntimeException.class) |
| public void testCompareThrowsRuntimeExceptionForInvalidParam2() { |
| VersionStringComparator comparator = new VersionStringComparator(); |
| comparator.compare("4.2.2", "foo"); |
| } |
| } |