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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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.intellij.openapi.util.io;
import com.intellij.openapi.util.SystemInfo;
import com.intellij.util.ArrayUtil;
import com.intellij.util.PairProcessor;
import com.intellij.util.SystemProperties;
import com.intellij.util.ThreeState;
import com.intellij.util.containers.ContainerUtil;
import com.intellij.util.containers.Convertor;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
import java.io.StringReader;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import static org.junit.Assert.*;
public class FileUtilLightTest {
private static final char UNIX_SEPARATOR = '/';
private static final char WINDOWS_SEPARATOR = '\\';
@Test
public void toCanonicalPath() {
assertEquals("", FileUtil.toCanonicalPath(""));
assertEquals(" ", FileUtil.toCanonicalPath(" "));
assertEquals("/", FileUtil.toCanonicalPath("/", UNIX_SEPARATOR));
assertEquals("/", FileUtil.toCanonicalPath("/./", UNIX_SEPARATOR));
assertEquals("a/b", FileUtil.toCanonicalPath("a/b/", UNIX_SEPARATOR));
assertEquals("/a/b", FileUtil.toCanonicalPath("/a/////b/", UNIX_SEPARATOR));
assertEquals("/a/b", FileUtil.toCanonicalPath("/a/././b/", UNIX_SEPARATOR));
assertEquals("/c", FileUtil.toCanonicalPath("/a/b/../../c", UNIX_SEPARATOR));
assertEquals("/a", FileUtil.toCanonicalPath("/a/b/..", UNIX_SEPARATOR));
assertEquals("/a", FileUtil.toCanonicalPath("/a/b/../", UNIX_SEPARATOR));
assertEquals("/a\\b", FileUtil.toCanonicalPath("/a\\b/", UNIX_SEPARATOR));
assertEquals("/", FileUtil.toCanonicalPath("/a/../", UNIX_SEPARATOR));
assertEquals("/", FileUtil.toCanonicalPath("/a/../..", UNIX_SEPARATOR));
assertEquals("/b", FileUtil.toCanonicalPath("/a/../../b", UNIX_SEPARATOR));
assertEquals("a...b", FileUtil.toCanonicalPath("a...b", UNIX_SEPARATOR));
assertEquals("a../b", FileUtil.toCanonicalPath("a../b", UNIX_SEPARATOR));
assertEquals("a./.b", FileUtil.toCanonicalPath("a./.b", UNIX_SEPARATOR));
assertEquals("a", FileUtil.toCanonicalPath("a/b/..", UNIX_SEPARATOR));
assertEquals("a/b", FileUtil.toCanonicalPath("a/b/.", UNIX_SEPARATOR));
assertEquals("a/b/...", FileUtil.toCanonicalPath("a/b/...", UNIX_SEPARATOR));
assertEquals("...", FileUtil.toCanonicalPath("...", UNIX_SEPARATOR));
assertEquals(".local", FileUtil.toCanonicalPath(".local/", UNIX_SEPARATOR));
assertEquals("file.ext", FileUtil.toCanonicalPath("file.ext", UNIX_SEPARATOR));
assertEquals("file.", FileUtil.toCanonicalPath("file.", UNIX_SEPARATOR));
assertEquals("file..", FileUtil.toCanonicalPath("file..", UNIX_SEPARATOR));
assertEquals("", FileUtil.toCanonicalPath(".", UNIX_SEPARATOR));
assertEquals("", FileUtil.toCanonicalPath("./", UNIX_SEPARATOR));
assertEquals("", FileUtil.toCanonicalPath("a/..", UNIX_SEPARATOR));
assertEquals("b", FileUtil.toCanonicalPath("a/..//b", UNIX_SEPARATOR));
assertEquals("..", FileUtil.toCanonicalPath("..", UNIX_SEPARATOR));
assertEquals("..", FileUtil.toCanonicalPath("../", UNIX_SEPARATOR));
assertEquals("../..", FileUtil.toCanonicalPath("../..", UNIX_SEPARATOR));
assertEquals("../../..", FileUtil.toCanonicalPath("../../..///./", UNIX_SEPARATOR));
assertEquals("../a....", FileUtil.toCanonicalPath("../a....//", UNIX_SEPARATOR));
assertEquals("..", FileUtil.toCanonicalPath("../a..../../", UNIX_SEPARATOR));
assertEquals("C:/", FileUtil.toCanonicalPath("C:\\", WINDOWS_SEPARATOR));
assertEquals("a/b", FileUtil.toCanonicalPath("a\\b\\", WINDOWS_SEPARATOR));
assertEquals("c:/a/b", FileUtil.toCanonicalPath("c:\\a\\\\b\\", WINDOWS_SEPARATOR));
assertEquals("c:/a/b", FileUtil.toCanonicalPath("c:\\a\\.\\.\\b\\", WINDOWS_SEPARATOR));
assertEquals("c:/d", FileUtil.toCanonicalPath("c:\\a\\b\\..\\..\\d", WINDOWS_SEPARATOR));
assertEquals("/a/b", FileUtil.toCanonicalPath("\\a/b\\", WINDOWS_SEPARATOR));
assertEquals("c:/", FileUtil.toCanonicalPath("c:\\a\\..\\", WINDOWS_SEPARATOR));
assertEquals("c:/", FileUtil.toCanonicalPath("c:\\a\\..\\..", WINDOWS_SEPARATOR));
assertEquals("c:/b", FileUtil.toCanonicalPath("c:\\a\\..\\..\\b", WINDOWS_SEPARATOR));
if (SystemInfo.isWindows) {
assertEquals("//", FileUtil.toCanonicalPath("\\\\\\", WINDOWS_SEPARATOR));
assertEquals("//host/", FileUtil.toCanonicalPath("\\\\\\host", WINDOWS_SEPARATOR));
assertEquals("//host/", FileUtil.toCanonicalPath("\\\\\\host\\\\", WINDOWS_SEPARATOR));
assertEquals("//host/share/", FileUtil.toCanonicalPath("\\\\host\\\\share", WINDOWS_SEPARATOR));
assertEquals("//host/share/", FileUtil.toCanonicalPath("\\\\host\\\\share\\\\", WINDOWS_SEPARATOR));
assertEquals("//host/share/path", FileUtil.toCanonicalPath("\\\\host\\\\share\\\\path\\\\", WINDOWS_SEPARATOR));
assertEquals("//host/share/path", FileUtil.toCanonicalPath("\\\\host\\\\share\\\\traversal\\..\\..\\path\\", WINDOWS_SEPARATOR));
}
}
@Test
public void isAncestor() {
assertTrue(FileUtil.isAncestor("/", "/a/", true));
assertTrue(FileUtil.isAncestor("/a/b/c", "/a/b/c/d/e/f", true));
assertTrue(FileUtil.isAncestor("/a/b/c/", "/a/b/c/d/e/f", true));
assertFalse(FileUtil.isAncestor("/a/b/c/1", "/a/b/c/2", true));
assertFalse(FileUtil.isAncestor("/a/b/c/1", "/a/b/c/2", false));
assertTrue(FileUtil.isAncestor("/a/b/c/", "/a/b/c", false));
assertTrue(FileUtil.isAncestor("/a///b/c", "/a/b/c/", false));
assertFalse(FileUtil.isAncestor("/a/b/c/", "/a/./b/c", true));
assertFalse(FileUtil.isAncestor("/a/b/c", "/a/b/c/", true));
assertFalse(FileUtil.isAncestor("/a/b/c", "/a/b/cde", true));
assertFalse(FileUtil.isAncestor("/a/b/c", "/a/b/cde", false));
assertEquals(SystemInfo.isWindows, FileUtil.isAncestor("c:\\", "C:/a/b/c", true));
assertEquals(!SystemInfo.isFileSystemCaseSensitive, FileUtil.isAncestor("/a/b/c", "/a/B/c/d", true));
}
@Test
public void testRemoveAncestors() {
List<String> data = Arrays.asList("/a/b/c", "/a", "/a/b", "/d/e", "/b/c", "/a/d", "/b/c/ttt", "/a/ewq.euq");
String[] expected = {"/a","/b/c","/d/e"};
@SuppressWarnings("unchecked") Collection<String> result = FileUtil.removeAncestors(data, Convertor.SELF, PairProcessor.TRUE);
assertArrayEquals(expected, ArrayUtil.toStringArray(result));
}
@Test
public void testCheckImmediateChildren() {
String root = "/a";
String[] data = {"/a/b/c", "/a", "/a/b", "/d/e", "/b/c", "/a/d", "/a/b/c/d/e"};
ThreeState[] expected1 = {ThreeState.UNSURE, ThreeState.YES, ThreeState.YES, ThreeState.NO, ThreeState.NO, ThreeState.YES, ThreeState.UNSURE};
ThreeState[] expected2 = {ThreeState.UNSURE, ThreeState.NO, ThreeState.YES, ThreeState.NO, ThreeState.NO, ThreeState.YES, ThreeState.UNSURE};
for (int i = 0; i < data.length; i++) {
ThreeState state = FileUtil.isAncestorThreeState(root, data[i], false);
assertEquals(String.valueOf(i), expected1[i], state);
}
for (int i = 0; i < data.length; i++) {
ThreeState state = FileUtil.isAncestorThreeState(root, data[i], true);
assertEquals(String.valueOf(i), expected2[i], state);
}
}
@Test
public void testStartsWith() {
assertTrue(FileUtil.startsWith("/usr/local/jeka", "/usr/local/jeka"));
assertTrue(FileUtil.startsWith("/usr/local/jeka", "/usr/local/"));
assertTrue(FileUtil.startsWith("/usr/local/jeka", "/usr/"));
assertTrue(FileUtil.startsWith("/usr/local/jeka", "/usr"));
assertTrue(FileUtil.startsWith("/usr/local/jeka", "/"));
assertTrue(FileUtil.startsWith("c:/idea", "c:/"));
assertTrue(FileUtil.startsWith("c:/idea", "c:"));
assertTrue(FileUtil.startsWith("c:/idea", ""));
assertTrue(FileUtil.startsWith("c:/idea/x", "C:/IDEA", false));
assertFalse(FileUtil.startsWith("/usr/local/jeka", "/usr/local/jek"));
assertFalse(FileUtil.startsWith("/usr/local/jeka", "/usr/local/aaa"));
assertFalse(FileUtil.startsWith("/usr/local/jeka", "/usr/local/jeka/"));
assertFalse(FileUtil.startsWith("/usr/local/jeka", "/aaa"));
assertFalse(FileUtil.startsWith("c:/idea2", "c:/idea"));
assertFalse(FileUtil.startsWith("c:/idea_branches/i18n", "c:/idea"));
}
@Test
public void testLoadProperties() throws IOException {
String data = "key2=value2\nkey1=value1\nkey3=value3";
Map<String, String> map = FileUtil.loadProperties(new StringReader(data));
assertEquals(ContainerUtil.newArrayList("key2", "key1", "key3"), ContainerUtil.newArrayList(map.keySet()));
}
@Test
public void testRootPath() {
assertTrue(FileUtil.isRootPath("/"));
assertTrue(FileUtil.isRootPath("c:/"));
assertTrue(FileUtil.isRootPath("Z:\\"));
assertFalse(FileUtil.isRootPath(""));
assertFalse(FileUtil.isRootPath("/tmp"));
assertFalse(FileUtil.isRootPath("c:"));
assertFalse(FileUtil.isRootPath("X:\\Temp"));
}
@Test
public void testNormalize() {
assertEquals("/a/b/.././c/", FileUtil.normalize("/a//b//..///./c//"));
if (SystemInfo.isWindows) {
assertEquals("//a/b/.././c/", FileUtil.normalize("\\\\\\a\\\\//b//..///./c//"));
}
else {
assertEquals("/a/b/.././c/", FileUtil.normalize("\\\\\\a\\\\//b//..///./c//"));
}
}
@Test
public void testRelativeToUserHome() {
assertEquals(SystemProperties.getUserHome(), FileUtil.getLocationRelativeToUserHome(SystemProperties.getUserHome(), false));
String expected = SystemInfo.isWindows ? "~\\relative" : "~/relative";
assertEquals(expected, FileUtil.getLocationRelativeToUserHome(SystemProperties.getUserHome() + "/relative", false));
}
}
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