| /* |
| * 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.drill.exec.coord.zk; |
| |
| import org.apache.drill.test.BaseTest; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class TestPathUtils extends BaseTest { |
| |
| @Test(expected = NullPointerException.class) |
| public void testNullSegmentThrowsNPE() { |
| PathUtils.join("", null, ""); |
| } |
| |
| @Test |
| public void testJoinPreservesAbsoluteOrRelativePaths() { |
| final String actual = PathUtils.join("/a", "/b", "/c"); |
| final String expected = "/a/b/c"; |
| Assert.assertEquals("invalid path", expected, actual); |
| |
| final String actual2 = PathUtils.join("/a", "b", "c"); |
| final String expected2 = "/a/b/c"; |
| Assert.assertEquals("invalid path", expected2, actual2); |
| |
| final String actual3 = PathUtils.join("a", "b", "c"); |
| final String expected3 = "a/b/c"; |
| Assert.assertEquals("invalid path", expected3, actual3); |
| |
| final String actual4 = PathUtils.join("a", "", "c"); |
| final String expected4 = "a/c"; |
| Assert.assertEquals("invalid path", expected4, actual4); |
| |
| final String actual5 = PathUtils.join("", "", "c"); |
| final String expected5 = "c"; |
| Assert.assertEquals("invalid path", expected5, actual5); |
| |
| final String actual6 = PathUtils.join("", "", ""); |
| final String expected6 = ""; |
| Assert.assertEquals("invalid path", expected6, actual6); |
| |
| final String actual7 = PathUtils.join("", "", "/"); |
| final String expected7 = "/"; |
| Assert.assertEquals("invalid path", expected7, actual7); |
| |
| final String actual8 = PathUtils.join("", "", "c/"); |
| final String expected8 = "c/"; |
| Assert.assertEquals("invalid path", expected8, actual8); |
| } |
| |
| |
| @Test |
| public void testNormalizeRemovesRedundantForwardSlashes() { |
| final String actual = PathUtils.normalize("/a/b/c"); |
| final String expected = "/a/b/c"; |
| Assert.assertEquals("invalid path", expected, actual); |
| |
| final String actual2 = PathUtils.normalize("//a//b//c"); |
| final String expected2 = "/a/b/c"; |
| Assert.assertEquals("invalid path", expected2, actual2); |
| |
| final String actual3 = PathUtils.normalize("///"); |
| final String expected3 = "/"; |
| Assert.assertEquals("invalid path", expected3, actual3); |
| |
| final String actual4 = PathUtils.normalize("/a"); |
| final String expected4 = "/a"; |
| Assert.assertEquals("invalid path", expected4, actual4); |
| |
| final String actual5 = PathUtils.normalize("//////"); |
| final String expected5 = "/"; |
| Assert.assertEquals("invalid path", expected5, actual5); |
| |
| final String actual6 = PathUtils.normalize(""); |
| final String expected6 = ""; |
| Assert.assertEquals("invalid path", expected6, actual6); |
| } |
| } |