[14982] | 1 | /*
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| 2 | * Copyright 2001-2005 The Apache Software Foundation
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | *
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| 16 | */
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| 17 |
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| 18 | package org.apache.tools.ant;
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| 19 |
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| 20 | import org.apache.tools.ant.taskdefs.condition.Os;
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| 21 | import org.apache.tools.ant.types.Resource;
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| 22 | import org.apache.tools.ant.util.FileUtils;
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| 23 | import org.apache.tools.ant.util.JavaEnvUtils;
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| 24 |
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| 25 | import junit.framework.TestCase;
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| 26 | import junit.framework.AssertionFailedError;
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| 27 | import java.io.File;
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| 28 | import java.io.IOException;
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| 29 | import java.util.Set;
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| 30 | import java.util.TreeSet;
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| 31 | import java.util.Iterator;
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| 32 |
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| 33 | /**
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| 34 | * JUnit 3 testcases for org.apache.tools.ant.DirectoryScanner
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| 35 | *
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| 36 | */
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| 37 | public class DirectoryScannerTest extends BuildFileTest {
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| 38 |
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| 39 | public DirectoryScannerTest(String name) {super(name);}
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| 40 |
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| 41 | // keep track of what operating systems are supported here.
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| 42 | private boolean supportsSymlinks = Os.isFamily("unix");
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| 43 |
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| 44 | public void setUp() {
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| 45 | configureProject("src/etc/testcases/core/directoryscanner.xml");
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| 46 | getProject().executeTarget("setup");
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| 47 | }
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| 48 |
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| 49 | public void tearDown() {
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| 50 | getProject().executeTarget("cleanup");
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| 51 | }
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| 52 |
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| 53 | public void test1() {
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| 54 | DirectoryScanner ds = new DirectoryScanner();
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| 55 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 56 | ds.setIncludes(new String[] {"alpha"});
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| 57 | ds.scan();
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| 58 | compareFiles(ds, new String[] {} ,new String[] {"alpha"});
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| 59 | }
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| 60 |
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| 61 | public void test2() {
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| 62 | DirectoryScanner ds = new DirectoryScanner();
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| 63 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 64 | ds.setIncludes(new String[] {"alpha/"});
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| 65 | ds.scan();
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| 66 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 67 | "alpha/beta/gamma/gamma.xml"},
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| 68 | new String[] {"alpha", "alpha/beta", "alpha/beta/gamma"});
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| 69 | }
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| 70 |
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| 71 | public void test3() {
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| 72 | DirectoryScanner ds = new DirectoryScanner();
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| 73 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 74 | ds.scan();
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| 75 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 76 | "alpha/beta/gamma/gamma.xml"},
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| 77 | new String[] {"", "alpha", "alpha/beta",
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| 78 | "alpha/beta/gamma"});
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| 79 | }
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| 80 |
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| 81 | public void testFullPathMatchesCaseSensitive() {
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| 82 | DirectoryScanner ds = new DirectoryScanner();
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| 83 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 84 | ds.setIncludes(new String[] {"alpha/beta/gamma/GAMMA.XML"});
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| 85 | ds.scan();
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| 86 | compareFiles(ds, new String[] {}, new String[] {});
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| 87 | }
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| 88 |
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| 89 | public void testFullPathMatchesCaseInsensitive() {
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| 90 | DirectoryScanner ds = new DirectoryScanner();
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| 91 | ds.setCaseSensitive(false);
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| 92 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 93 | ds.setIncludes(new String[] {"alpha/beta/gamma/GAMMA.XML"});
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| 94 | ds.scan();
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| 95 | compareFiles(ds, new String[] {"alpha/beta/gamma/gamma.xml"},
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| 96 | new String[] {});
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| 97 | }
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| 98 |
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| 99 | public void test2ButCaseInsensitive() {
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| 100 | DirectoryScanner ds = new DirectoryScanner();
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| 101 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 102 | ds.setIncludes(new String[] {"ALPHA/"});
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| 103 | ds.setCaseSensitive(false);
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| 104 | ds.scan();
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| 105 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 106 | "alpha/beta/gamma/gamma.xml"},
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| 107 | new String[] {"alpha", "alpha/beta", "alpha/beta/gamma"});
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| 108 | }
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| 109 |
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| 110 | public void testAllowSymlinks() {
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| 111 | if (!supportsSymlinks) {
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| 112 | return;
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| 113 | }
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| 114 |
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| 115 | getProject().executeTarget("symlink-setup");
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| 116 | DirectoryScanner ds = new DirectoryScanner();
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| 117 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 118 | ds.setIncludes(new String[] {"alpha/beta/gamma/"});
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| 119 | ds.scan();
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| 120 | compareFiles(ds, new String[] {"alpha/beta/gamma/gamma.xml"},
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| 121 | new String[] {"alpha/beta/gamma"});
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| 122 | }
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| 123 |
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| 124 | public void testProhibitSymlinks() {
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| 125 | if (!supportsSymlinks) {
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| 126 | return;
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| 127 | }
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| 128 |
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| 129 | getProject().executeTarget("symlink-setup");
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| 130 | DirectoryScanner ds = new DirectoryScanner();
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| 131 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 132 | ds.setIncludes(new String[] {"alpha/beta/gamma/"});
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| 133 | ds.setFollowSymlinks(false);
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| 134 | ds.scan();
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| 135 | compareFiles(ds, new String[] {}, new String[] {});
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| 136 | }
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| 137 |
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| 138 | // father and child pattern test
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| 139 | public void testOrderOfIncludePatternsIrrelevant() {
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| 140 | String [] expectedFiles = {"alpha/beta/beta.xml",
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| 141 | "alpha/beta/gamma/gamma.xml"};
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| 142 | String [] expectedDirectories = {"alpha/beta", "alpha/beta/gamma" };
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| 143 | DirectoryScanner ds = new DirectoryScanner();
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| 144 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 145 | ds.setIncludes(new String[] {"alpha/be?a/**", "alpha/beta/gamma/"});
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| 146 | ds.scan();
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| 147 | compareFiles(ds, expectedFiles, expectedDirectories);
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| 148 | // redo the test, but the 2 include patterns are inverted
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| 149 | ds = new DirectoryScanner();
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| 150 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 151 | ds.setIncludes(new String[] {"alpha/beta/gamma/", "alpha/be?a/**"});
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| 152 | ds.scan();
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| 153 | compareFiles(ds, expectedFiles, expectedDirectories);
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| 154 | }
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| 155 |
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| 156 | public void testPatternsDifferInCaseScanningSensitive() {
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| 157 | DirectoryScanner ds = new DirectoryScanner();
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| 158 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 159 | ds.setIncludes(new String[] {"alpha/", "ALPHA/"});
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| 160 | ds.scan();
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| 161 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 162 | "alpha/beta/gamma/gamma.xml"},
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| 163 | new String[] {"alpha", "alpha/beta", "alpha/beta/gamma"});
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| 164 | }
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| 165 |
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| 166 | public void testPatternsDifferInCaseScanningInsensitive() {
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| 167 | DirectoryScanner ds = new DirectoryScanner();
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| 168 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 169 | ds.setIncludes(new String[] {"alpha/", "ALPHA/"});
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| 170 | ds.setCaseSensitive(false);
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| 171 | ds.scan();
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| 172 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 173 | "alpha/beta/gamma/gamma.xml"},
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| 174 | new String[] {"alpha", "alpha/beta", "alpha/beta/gamma"});
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| 175 | }
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| 176 |
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| 177 | public void testFullpathDiffersInCaseScanningSensitive() {
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| 178 | DirectoryScanner ds = new DirectoryScanner();
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| 179 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 180 | ds.setIncludes(new String[] {
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| 181 | "alpha/beta/gamma/gamma.xml",
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| 182 | "alpha/beta/gamma/GAMMA.XML"
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| 183 | });
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| 184 | ds.scan();
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| 185 | compareFiles(ds, new String[] {"alpha/beta/gamma/gamma.xml"},
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| 186 | new String[] {});
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| 187 | }
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| 188 |
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| 189 | public void testFullpathDiffersInCaseScanningInsensitive() {
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| 190 | DirectoryScanner ds = new DirectoryScanner();
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| 191 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 192 | ds.setIncludes(new String[] {
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| 193 | "alpha/beta/gamma/gamma.xml",
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| 194 | "alpha/beta/gamma/GAMMA.XML"
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| 195 | });
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| 196 | ds.setCaseSensitive(false);
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| 197 | ds.scan();
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| 198 | compareFiles(ds, new String[] {"alpha/beta/gamma/gamma.xml"},
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| 199 | new String[] {});
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| 200 | }
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| 201 |
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| 202 | public void testParentDiffersInCaseScanningSensitive() {
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| 203 | DirectoryScanner ds = new DirectoryScanner();
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| 204 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 205 | ds.setIncludes(new String[] {"alpha/", "ALPHA/beta/"});
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| 206 | ds.scan();
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| 207 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 208 | "alpha/beta/gamma/gamma.xml"},
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| 209 | new String[] {"alpha", "alpha/beta", "alpha/beta/gamma"});
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| 210 | }
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| 211 |
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| 212 | public void testParentDiffersInCaseScanningInsensitive() {
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| 213 | DirectoryScanner ds = new DirectoryScanner();
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| 214 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 215 | ds.setIncludes(new String[] {"alpha/", "ALPHA/beta/"});
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| 216 | ds.setCaseSensitive(false);
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| 217 | ds.scan();
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| 218 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 219 | "alpha/beta/gamma/gamma.xml"},
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| 220 | new String[] {"alpha", "alpha/beta", "alpha/beta/gamma"});
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| 221 | }
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| 222 |
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| 223 | /**
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| 224 | * Test case for setFollowLinks() and associated functionality.
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| 225 | * Only supports test on Linux at the moment because Java has
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| 226 | * no real notion of symlinks built in, so an os-specfic call
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| 227 | * to Runtime.exec() must be made to create a link to test against.
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| 228 | */
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| 229 | public void testSetFollowLinks() throws IOException {
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| 230 | if (supportsSymlinks) {
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| 231 | File linkFile = new File(System.getProperty("root"), "src/main/org/apache/tools/ThisIsALink");
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| 232 | System.err.println("link exists pre-test? " + linkFile.exists());
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| 233 |
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| 234 | try {
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| 235 | // add conditions and more commands as soon as the need arises
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| 236 | String[] command = new String[] {
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| 237 | "ln", "-s", "ant", linkFile.getAbsolutePath()
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| 238 | };
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| 239 | try {
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| 240 | Runtime.getRuntime().exec(command);
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| 241 | // give ourselves some time for the system call
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| 242 | // to execute... tweak if you have a really over
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| 243 | // loaded system.
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| 244 | Thread.sleep(1000);
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| 245 | } catch (IOException ioe) {
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| 246 | fail("IOException making link "+ioe);
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| 247 | } catch (InterruptedException ie) {
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| 248 | }
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| 249 |
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| 250 | File dir = new File(System.getProperty("root"), "src/main/org/apache/tools");
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| 251 | System.err.println("link exists after exec? " + linkFile.exists());
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| 252 | System.err.println("Ant knows it is a link? " + FileUtils.getFileUtils().isSymbolicLink(dir, "ThisIsALink"));
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| 253 |
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| 254 | DirectoryScanner ds = new DirectoryScanner();
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| 255 |
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| 256 | // followLinks should be true by default, but if this ever
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| 257 | // changes we will need this line.
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| 258 | ds.setFollowSymlinks(true);
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| 259 |
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| 260 | ds.setBasedir(dir);
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| 261 | ds.setExcludes(new String[] {"ant/**"});
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| 262 | ds.scan();
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| 263 |
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| 264 | boolean haveZipPackage = false;
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| 265 | boolean haveTaskdefsPackage = false;
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| 266 |
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| 267 | String[] included = ds.getIncludedDirectories();
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| 268 | for (int i=0; i<included.length; i++) {
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| 269 | if (included[i].equals("zip")) {
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| 270 | haveZipPackage = true;
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| 271 | } else if (included[i].equals("ThisIsALink"
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| 272 | + File.separator
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| 273 | + "taskdefs")) {
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| 274 | haveTaskdefsPackage = true;
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| 275 | }
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| 276 | }
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| 277 |
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| 278 | // if we followed the symlink we just made we should
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| 279 | // bypass the excludes.
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| 280 |
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| 281 | assertTrue("(1) zip package included", haveZipPackage);
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| 282 | assertTrue("(1) taskdefs package included",
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| 283 | haveTaskdefsPackage);
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| 284 |
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| 285 |
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| 286 | ds = new DirectoryScanner();
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| 287 | ds.setFollowSymlinks(false);
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| 288 |
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| 289 | ds.setBasedir(dir);
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| 290 | ds.setExcludes(new String[] {"ant/**"});
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| 291 | ds.scan();
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| 292 |
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| 293 | haveZipPackage = false;
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| 294 | haveTaskdefsPackage = false;
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| 295 | included = ds.getIncludedDirectories();
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| 296 | for (int i=0; i<included.length; i++) {
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| 297 | if (included[i].equals("zip")) {
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| 298 | haveZipPackage = true;
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| 299 | } else if (included[i].equals("ThisIsALink"
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| 300 | + File.separator
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| 301 | + "taskdefs")) {
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| 302 | haveTaskdefsPackage = true;
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| 303 | }
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| 304 | }
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| 305 | assertTrue("(2) zip package included", haveZipPackage);
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| 306 | assertTrue("(2) taskdefs package not included",
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| 307 | !haveTaskdefsPackage);
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| 308 |
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| 309 | } finally {
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| 310 | System.err.println("link exists pre-delete? " + linkFile.exists());
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| 311 | if (!linkFile.delete()) {
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| 312 | throw new RuntimeException("Failed to delete " + linkFile);
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| 313 | }
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| 314 | System.err.println("link exists post-delete? " + linkFile.exists());
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| 315 | }
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| 316 | }
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| 317 | }
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| 318 |
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| 319 | public void testExcludeOneFile() {
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| 320 | DirectoryScanner ds = new DirectoryScanner();
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| 321 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 322 | ds.setIncludes(new String[] {
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| 323 | "**/*.xml"
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| 324 | });
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| 325 | ds.setExcludes(new String[] {
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| 326 | "alpha/beta/b*xml"
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| 327 | });
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| 328 | ds.scan();
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| 329 | compareFiles(ds, new String[] {"alpha/beta/gamma/gamma.xml"},
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| 330 | new String[] {});
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| 331 | }
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| 332 |
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| 333 | public void testExcludeHasPrecedence() {
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| 334 | DirectoryScanner ds = new DirectoryScanner();
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| 335 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 336 | ds.setIncludes(new String[] {
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| 337 | "alpha/**"
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| 338 | });
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| 339 | ds.setExcludes(new String[] {
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| 340 | "alpha/**"
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| 341 | });
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| 342 | ds.scan();
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| 343 | compareFiles(ds, new String[] {},
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| 344 | new String[] {});
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| 345 |
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| 346 | }
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| 347 |
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| 348 | public void testAlternateIncludeExclude() {
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| 349 | DirectoryScanner ds = new DirectoryScanner();
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| 350 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 351 | ds.setIncludes(new String[] {
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| 352 | "alpha/**",
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| 353 | "alpha/beta/gamma/**"
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| 354 | });
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| 355 | ds.setExcludes(new String[] {
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| 356 | "alpha/beta/**"
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| 357 | });
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| 358 | ds.scan();
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| 359 | compareFiles(ds, new String[] {},
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| 360 | new String[] {"alpha"});
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| 361 |
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| 362 | }
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| 363 |
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| 364 | public void testAlternateExcludeInclude() {
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| 365 | DirectoryScanner ds = new DirectoryScanner();
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| 366 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 367 | ds.setExcludes(new String[] {
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| 368 | "alpha/**",
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| 369 | "alpha/beta/gamma/**"
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| 370 | });
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| 371 | ds.setIncludes(new String[] {
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| 372 | "alpha/beta/**"
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| 373 | });
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| 374 | ds.scan();
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| 375 | compareFiles(ds, new String[] {},
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| 376 | new String[] {});
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| 377 |
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| 378 | }
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| 379 |
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| 380 | /**
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| 381 | * Test inspired by Bug#1415.
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| 382 | */
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| 383 | public void testChildrenOfExcludedDirectory() {
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| 384 | getProject().executeTarget("children-of-excluded-dir-setup");
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| 385 | DirectoryScanner ds = new DirectoryScanner();
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| 386 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 387 | ds.setExcludes(new String[] {"alpha/**"});
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| 388 | ds.setFollowSymlinks(false);
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| 389 | ds.scan();
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| 390 | compareFiles(ds, new String[] {"delta/delta.xml"},
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| 391 | new String[] {"", "delta"});
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| 392 |
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| 393 | ds = new DirectoryScanner();
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| 394 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 395 | ds.setExcludes(new String[] {"alpha"});
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| 396 | ds.setFollowSymlinks(false);
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| 397 | ds.scan();
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| 398 | compareFiles(ds, new String[] {"alpha/beta/beta.xml",
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| 399 | "alpha/beta/gamma/gamma.xml",
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| 400 | "delta/delta.xml"},
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| 401 | new String[] {"", "alpha/beta", "alpha/beta/gamma", "delta"});
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| 402 |
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| 403 | }
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| 404 |
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| 405 | public void testIsExcludedDirectoryScanned() {
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| 406 | getProject().executeTarget("children-of-excluded-dir-setup");
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| 407 | DirectoryScanner ds = new DirectoryScanner();
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| 408 | ds.setBasedir(new File(getProject().getBaseDir(), "tmp"));
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| 409 | ds.setExcludes(new String[] {"**/gamma/**"});
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| 410 | ds.setFollowSymlinks(false);
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| 411 | ds.scan();
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| 412 | Set set = ds.getScannedDirs();
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| 413 | assertFalse("empty set", set.isEmpty());
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| 414 | String s = "alpha/beta/gamma/".replace('/', File.separatorChar);
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| 415 | assertFalse("scanned " + s, set.contains(s));
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| 416 | }
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| 417 |
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| 418 | private void compareFiles(DirectoryScanner ds, String[] expectedFiles,
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| 419 | String[] expectedDirectories) {
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| 420 | String includedFiles[] = ds.getIncludedFiles();
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| 421 | String includedDirectories[] = ds.getIncludedDirectories();
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| 422 | assertEquals("file present: ", expectedFiles.length,
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| 423 | includedFiles.length);
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| 424 | assertEquals("directories present: ", expectedDirectories.length,
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| 425 | includedDirectories.length);
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| 426 |
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| 427 | TreeSet files = new TreeSet();
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| 428 | for (int counter=0; counter < includedFiles.length; counter++) {
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| 429 | files.add(includedFiles[counter].replace(File.separatorChar, '/'));
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| 430 | }
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| 431 | TreeSet directories = new TreeSet();
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| 432 | for (int counter=0; counter < includedDirectories.length; counter++) {
|
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| 433 | directories.add(includedDirectories[counter]
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| 434 | .replace(File.separatorChar, '/'));
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| 435 | }
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| 436 |
|
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| 437 | String currentfile;
|
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| 438 | Iterator i = files.iterator();
|
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| 439 | int counter = 0;
|
---|
| 440 | while (i.hasNext()) {
|
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| 441 | currentfile = (String) i.next();
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| 442 | assertEquals(expectedFiles[counter], currentfile);
|
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| 443 | counter++;
|
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| 444 | }
|
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| 445 | String currentdirectory;
|
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| 446 | Iterator dirit = directories.iterator();
|
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| 447 | counter = 0;
|
---|
| 448 | while (dirit.hasNext()) {
|
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| 449 | currentdirectory = (String) dirit.next();
|
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| 450 | assertEquals(expectedDirectories[counter], currentdirectory);
|
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| 451 | counter++;
|
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| 452 | }
|
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| 453 | }
|
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| 454 |
|
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| 455 | }
|
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