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/*
* Copyright (C) 2007 The Android Open Source Project
*
* 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 tests.security;
import dalvik.annotation.TestLevel;
import dalvik.annotation.TestTargetClass;
import dalvik.annotation.TestTargetNew;
import dalvik.annotation.TestTargets;
import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.BasicPermission;
import java.security.CodeSource;
import java.security.Permission;
import java.security.PermissionCollection;
import java.security.PrivilegedAction;
import java.security.ProtectionDomain;
import junit.framework.TestCase;
@TestTargetClass(AccessController.class)
public class AccessControllerTest extends TestCase {
private static void setProtectionDomain(Class<?> c, ProtectionDomain pd){
Field fields[] = Class.class.getDeclaredFields();
for(Field f : fields){
if("pd".equals(f.getName())){
f.setAccessible(true);
try {
f.set(c, pd);
} catch (IllegalArgumentException e) {
fail("Protection domain could not be set");
} catch (IllegalAccessException e) {
fail("Protection domain could not be set");
}
break;
}
}
}
SecurityManager old;
TestPermission p;
CodeSource codeSource;
PermissionCollection c0, c1, c2;
@Override
protected void setUp() throws Exception {
old = System.getSecurityManager();
codeSource = null;
p = new TestPermission();
c0 = p.newPermissionCollection();
c1 = p.newPermissionCollection();
c2 = p.newPermissionCollection();
super.setUp();
}
@TestTargets({
@TestTargetNew(
level = TestLevel.PARTIAL_COMPLETE,
notes = "Verifies that checkPermission does not throw a SecurityException " +
"if all classes on the call stack refer to a protection domain " +
"which contains the necessary permissions.",
method = "checkPermission",
args = {Permission.class}
)
})
public void test_do_privileged2() {
// add TestPermission to T0, T1, T2
c0.add(p);
c1.add(p);
c2.add(p);
setProtectionDomain(T0.class, new ProtectionDomain(codeSource, c0));
setProtectionDomain(T1.class, new ProtectionDomain(codeSource, c1));
setProtectionDomain(T2.class, new ProtectionDomain(codeSource, c2));
}
static class T0 {
static String f0(){
return T1.f1();
}
static String f0_priv(){
return T1.f1_priv();
}
}
static class T1 {
static String f1(){
return T2.f2();
}
static String f1_priv(){
return AccessController.doPrivileged(
new PrivilegedAction<String>(){
public String run() {
return T2.f2();
}
}
);
}
}
static class T2 {
static String f2(){
SecurityManager s = System.getSecurityManager();
assertNotNull(s);
s.checkPermission(new TestPermission());
return "ok";
}
}
static class TestPermission extends BasicPermission {
private static final long serialVersionUID = 1L;
public TestPermission(){ super("TestPermission"); }
@Override
public boolean implies(Permission permission) {
return permission instanceof TestPermission;
}
}
}
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