/*
* 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.sshd.common.util;
import java.io.File;
import java.util.Random;
import org.apache.sshd.util.test.BaseTestSupport;
import org.junit.Assume;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
/**
* @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class SelectorUtilsTest extends BaseTestSupport {
public SelectorUtilsTest() {
super();
}
@Test
public void testApplyLinuxSeparatorSlashifyRules() {
testApplySlashifyRules('/');
}
@Test
public void testApplyWindowsSeparatorSlashifyRules() {
testApplySlashifyRules('\\');
}
private void testApplySlashifyRules(char slash) {
for (String expected : new String[]{
null, "", getCurrentTestName(),
getClass().getSimpleName() + String.valueOf(slash) + getCurrentTestName(),
String.valueOf(slash) + getClass().getSimpleName(),
String.valueOf(slash) + getClass().getSimpleName() + String.valueOf(slash) + getCurrentTestName()
}) {
String actual = SelectorUtils.applySlashifyRules(expected, slash);
assertSame("Mismatched results for '" + expected + "'", expected, actual);
}
String[] comps = {getClass().getSimpleName(), getCurrentTestName()};
Random rnd = new Random(System.nanoTime());
StringBuilder sb = new StringBuilder(Byte.MAX_VALUE);
for (int index = 0; index < Long.SIZE; index++) {
if (sb.length() > 0) {
sb.setLength(0); // start from scratch
}
boolean prepend = rnd.nextBoolean();
if (prepend) {
slashify(sb, rnd, slash);
}
sb.append(comps[0]);
for (int j = 1; j < comps.length; j++) {
slashify(sb, rnd, slash);
sb.append(comps[j]);
}
boolean append = rnd.nextBoolean();
if (append) {
slashify(sb, rnd, slash);
}
String path = sb.toString();
sb.setLength(0);
if (prepend) {
sb.append(slash);
}
sb.append(comps[0]);
for (int j = 1; j < comps.length; j++) {
sb.append(slash).append(comps[j]);
}
if (append) {
sb.append(slash).append('.');
}
String expected = sb.toString();
String actual = SelectorUtils.applySlashifyRules(path, slash);
assertEquals("Mismatched results for path=" + path, expected, actual);
}
}
private static int slashify(StringBuilder sb, Random rnd, char slash) {
int slashes = 1 /* at least one slash */ + rnd.nextInt(Byte.SIZE);
for (int k = 0; k < slashes; k++) {
sb.append(slash);
}
return slashes;
}
@Test
public void testTranslateToFileSystemPath() {
String path = getClass().getPackage().getName().replace('.', File.separatorChar)
+ File.separator + getClass().getSimpleName()
+ File.separator + getCurrentTestName();
for (String expected : new String[] {null, "", path}) {
String actual = SelectorUtils.translateToFileSystemPath(expected, File.separator, File.separator);
assertSame("Mismatched instance for translated result", expected, actual);
}
for (String fsSeparator : new String[] {String.valueOf('.'), "##"}) {
String expected = path.replace(File.separator, fsSeparator);
String actual = SelectorUtils.translateToFileSystemPath(path, File.separator, fsSeparator);
assertEquals("Mismatched translation result for separator='" + fsSeparator + "'", expected, actual);
actual = SelectorUtils.translateToFileSystemPath(actual, fsSeparator, File.separator);
assertEquals("Mismatched translation revert for separator='" + fsSeparator + "'", path, actual);
}
}
@Test
public void testAbsoluteWindowsPathTranslation() {
Assume.assumeTrue("Not tested on Windows", OsUtils.isWin32());
String expected = detectTargetFolder().toString();
for (String prefix : new String[]{"", "/"}) {
String actual = SelectorUtils.translateToLocalPath(prefix + expected.replace('/', File.separatorChar));
assertEquals("Mismatched result for prefix='" + prefix + "'", expected, actual);
}
}
@Test
public void testNormalizeWindowsPath() {
Assume.assumeTrue("Not tested on Windows", OsUtils.isWin32());
String path = detectTargetFolder().toString().replace(File.separatorChar, '/');
String actual = SelectorUtils.normalizePath(path, "/");
assertEquals("Mismatched result", "/" + path, actual);
}
}