xref: /external/apache-harmony/security/src/test/api/java/org/apache/harmony/security/tests/java/security/SecureClassLoader2Test.java

/*
 * 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.security.tests.java.security;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.security.CodeSource;
import java.security.PermissionCollection;
import java.security.ProtectionDomain;
import java.security.SecureClassLoader;
import java.security.cert.Certificate;
import java.util.Enumeration;
import java.util.jar.JarFile;

import org.apache.harmony.luni.util.InputStreamHelper;

import tests.support.Support_GetLocal;

public class SecureClassLoader2Test extends junit.framework.TestCase {

    /**
     * @tests java.security.SecureClassLoader#getPermissions(java.security.CodeSource)
     */
    public void test_getPermissionsLjava_security_CodeSource() throws IOException {
        class MyClassLoader extends SecureClassLoader {
            public PermissionCollection getPerms() {
                return super.getPermissions(new CodeSource(null,
                        (Certificate[]) null));
            }

            public Class define(String name, byte[] bytes) {
                return defineClass(name, bytes, 0, bytes.length,
                        (ProtectionDomain) null);
            }
        }

        MyClassLoader myloader = new MyClassLoader();
        PermissionCollection pc = myloader.getPerms();
        Enumeration e1 = pc.elements();
        int count = 0;
        while (e1.hasMoreElements()) {
            e1.nextElement();
            count++;
        }
        assertEquals("expected no permissions", 0, count);

        File file = Support_GetLocal.getLocalFile("hyts_security.jar");
        JarFile jar = new JarFile(file);
        InputStream in = jar.getInputStream(jar.getEntry("packA/SecurityTest.class"));
        byte[] bytes = InputStreamHelper.readFullyAndClose(in);
        Class c = myloader.define("packA.SecurityTest", bytes);
        ProtectionDomain pd = c.getProtectionDomain();
        assertNotNull("Expected dynamic policy", pd.getClassLoader());
        assertNull("Expected null permissions", pd.getPermissions());
    }
}