/*
* 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.harmony.luni.tests.java.io;
import java.io.File;
import java.io.FilePermission;
import java.security.PermissionCollection;
import junit.framework.TestCase;
public class FilePermissionTest extends TestCase {
FilePermission readAllFiles = new FilePermission("<<ALL FILES>>", "read");
FilePermission alsoReadAllFiles = new FilePermission("<<ALL FILES>>",
"read");
FilePermission allInCurrent = new FilePermission("*",
"read, write, execute,delete");
FilePermission readInCurrent = new FilePermission("*", "read");
FilePermission readInFile = new FilePermission("aFile.file", "read");
/**
* @tests java.io.FilePermission#FilePermission(java.lang.String,
* java.lang.String)
*/
public void test_ConstructorLjava_lang_StringLjava_lang_String() {
assertTrue("Used to test", true);
FilePermission constructFile = new FilePermission("test constructor",
"write");
assertEquals(
"action given to the constructor did not correspond - constructor failed",
"write", constructFile.getActions());
assertTrue(
"name given to the constructor did not correspond - constructor failed",
constructFile.getName() == "test constructor");
// Regression test for HARMONY-1050
try {
new FilePermission(null, "drink");
fail("Expected IAE");
} catch (IllegalArgumentException e) {
// Expected
}
try {
new FilePermission(null, "read");
fail("Expected NPE");
} catch (NullPointerException e) {
// Expected
}
try {
new FilePermission(null, null);
fail("Expected IAE");
} catch (IllegalArgumentException e) {
// Expected
}
}
/**
* @tests java.io.FilePermission#getActions()
*/
public void test_getActions() {
assertEquals("getActions should have returned only read", "read",
readAllFiles.getActions());
assertEquals("getActions should have returned all actions",
"read,write,execute,delete", allInCurrent.getActions());
}
/**
* @tests java.io.FilePermission#equals(java.lang.Object)
*/
public void test_equalsLjava_lang_Object() {
assertTrue(
"returned false when two instance of FilePermission is equal",
readAllFiles.equals(alsoReadAllFiles));
assertTrue(
"returned true when two instance of FilePermission is not equal",
!(readInCurrent.equals(readInFile)));
}
/**
* @tests java.io.FilePermission#implies(java.security.Permission)
*/
public void test_impliesLjava_security_Permission() {
assertTrue("Returned true for non-subset of actions", !readAllFiles
.implies(allInCurrent));
assertTrue("Returned true for non-subset of files", !allInCurrent
.implies(readAllFiles));
assertTrue("Returned false for subset of actions", allInCurrent
.implies(readInCurrent));
assertTrue("Returned false for subset of files", readAllFiles
.implies(readInCurrent));
assertTrue("Returned false for subset of files and actions",
allInCurrent.implies(readInFile));
assertTrue("Returned false for equal FilePermissions", readAllFiles
.implies(alsoReadAllFiles));
FilePermission fp3 = new FilePermission("/bob/*".replace('/',
File.separatorChar), "read,write");
FilePermission fp4 = new FilePermission("/bob/".replace('/',
File.separatorChar), "write");
assertTrue("returned true for same dir using * and not *", !fp3
.implies(fp4));
FilePermission fp5 = new FilePermission("/bob/file".replace('/',
File.separatorChar), "write");
assertTrue("returned false for same dir using * and file", fp3
.implies(fp5));
FilePermission fp6 = new FilePermission("/bob/".replace('/',
File.separatorChar), "read,write");
FilePermission fp7 = new FilePermission("/bob/*".replace('/',
File.separatorChar), "write");
assertTrue("returned false for same dir using not * and *", !fp6
.implies(fp7));
assertTrue("returned false for same subdir", fp6.implies(fp4));
FilePermission fp8 = new FilePermission("/".replace('/',
File.separatorChar), "read,write");
FilePermission fp9 = new FilePermission("/".replace('/',
File.separatorChar), "write");
assertTrue("returned false for same dir", fp8.implies(fp9));
FilePermission fp10 = new FilePermission("/".replace('/',
File.separatorChar), "read,write");
FilePermission fp11 = new FilePermission("/".replace('/',
File.separatorChar), "write");
assertTrue("returned false for same dir", fp10.implies(fp11));
FilePermission fp12 = new FilePermission("/*".replace('/',
File.separatorChar), "read,write");
assertTrue("returned false for same dir using * and dir", !fp12
.implies(fp10));
// Regression for HARMONY-47
char separator = File.separatorChar;
char nonSeparator = (separator == '/') ? '\\' : '/';
FilePermission fp1 = new FilePermission(nonSeparator + "*", "read");
FilePermission fp2 = new FilePermission(separator + "a", "read");
assertFalse("Assert 0: non-separator worked", fp1.implies(fp2));
fp1 = new FilePermission(nonSeparator + "-", "read");
assertFalse("Assert 1: non-separator worked", fp1.implies(fp2));
}
/**
* @tests java.io.FilePermission#newPermissionCollection()
*/
public void test_newPermissionCollection() {
char s = File.separatorChar;
FilePermission perm[] = new FilePermission[4];
perm[0] = readAllFiles;
perm[1] = allInCurrent;
perm[2] = new FilePermission(s + "tmp" + s + "test" + s + "*",
"read,write");
perm[3] = new FilePermission(s + "tmp" + s + "test" + s
+ "collection.file", "read");
PermissionCollection collect = perm[0].newPermissionCollection();
for (int i = 0; i < perm.length; i++) {
collect.add(perm[i]);
}
assertTrue("returned false for subset of files", collect
.implies(new FilePermission("*", "write")));
assertTrue("returned false for subset of name and action", collect
.implies(new FilePermission(s + "tmp", "read")));
assertTrue("returned true for non subset of file and action", collect
.implies(readInFile));
FilePermission fp1 = new FilePermission("/tmp/-".replace('/',
File.separatorChar), "read");
PermissionCollection fpc = fp1.newPermissionCollection();
fpc.add(fp1);
fpc.add(new FilePermission("/tmp/scratch/foo/*".replace('/',
File.separatorChar), "write"));
FilePermission fp2 = new FilePermission("/tmp/scratch/foo/file"
.replace('/', File.separatorChar), "read,write");
assertTrue("collection does not collate", fpc.implies(fp2));
}
/**
* @tests java.io.FilePermission#hashCode()
*/
public void test_hashCode() {
assertTrue(
"two equal filePermission instances returned different hashCode",
readAllFiles.hashCode() == alsoReadAllFiles.hashCode());
assertTrue(
"two filePermission instances with same permission name returned same hashCode",
readInCurrent.hashCode() != allInCurrent.hashCode());
}
}