jspwiki-main/src/test/java/org/apache/wiki/auth/acl/DefaultAclManagerTest.java

/*
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    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
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       http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing,
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    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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    specific language governing permissions and limitations
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 */
package org.apache.wiki.auth.acl;

import org.apache.commons.lang3.ArrayUtils;
import org.apache.wiki.TestEngine;
import org.apache.wiki.api.core.Acl;
import org.apache.wiki.api.core.AclEntry;
import org.apache.wiki.api.core.Page;
import org.apache.wiki.api.exceptions.ProviderException;
import org.apache.wiki.api.spi.Wiki;
import org.apache.wiki.auth.WikiPrincipal;
import org.apache.wiki.auth.permissions.PermissionFactory;
import org.apache.wiki.pages.PageManager;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import java.security.Principal;
import java.util.regex.Matcher;

public class DefaultAclManagerTest
{
    TestEngine m_engine = TestEngine.build();

    @BeforeEach
    public void setUp() throws Exception {
        m_engine.saveText( "TestDefaultPage", "Foo" );
        m_engine.saveText( "TestAclPage", "Bar. [{ALLOW edit Charlie, Herman}] " );
    }

    @AfterEach
    public void tearDown() {
        try {
            m_engine.getManager( PageManager.class ).deletePage( "TestDefaultPage" );
            m_engine.getManager( PageManager.class ).deletePage( "TestAclPage" );
        } catch ( final ProviderException e ) {
        }
    }

    @Test
    public void testGetPermissions()
    {
        Page page = m_engine.getManager( PageManager.class ).getPage( "TestDefaultPage" );
        Acl acl = m_engine.getManager( AclManager.class ).getPermissions( page );
        Assertions.assertNotNull( page.getAcl() );
        Assertions.assertTrue(page.getAcl().isEmpty());

        page = m_engine.getManager( PageManager.class ).getPage( "TestAclPage" );
        acl = m_engine.getManager( AclManager.class ).getPermissions( page );
        Assertions.assertNotNull( page.getAcl() );
        Assertions.assertFalse(page.getAcl().isEmpty());

        Principal[] p;

        // Charlie is an editor; reading is therefore implied
        p = acl.findPrincipals( PermissionFactory.getPagePermission(page, "view") );
        Assertions.assertEquals( 2, p.length );
        Assertions.assertTrue( ArrayUtils.contains( p, new WikiPrincipal("Charlie") ) );

        // Charlie should be in the ACL as an editor
        p = acl.findPrincipals( PermissionFactory.getPagePermission(page, "edit") );
        Assertions.assertEquals( 2, p.length );
        Assertions.assertTrue( ArrayUtils.contains( p, new WikiPrincipal("Charlie") ) );

        // Charlie should not be able to delete this page
        p = acl.findPrincipals( PermissionFactory.getPagePermission(page, "delete") );
        Assertions.assertEquals( 0, p.length );

        // Herman is an unregistered user and editor; reading is implied
        p = acl.findPrincipals( PermissionFactory.getPagePermission(page, "view") );
        Assertions.assertEquals( 2, p.length );
        Assertions.assertTrue( ArrayUtils.contains( p, new UnresolvedPrincipal("Herman") ) );

        // Herman should be in the ACL as an editor
        p = acl.findPrincipals( PermissionFactory.getPagePermission(page, "edit") );
        Assertions.assertEquals( 2, p.length );
        Assertions.assertTrue( ArrayUtils.contains( p, new UnresolvedPrincipal("Herman") ) );

        // Herman should not be able to delete this page
        p = acl.findPrincipals( PermissionFactory.getPagePermission(page, "delete") );
        Assertions.assertEquals( 0, p.length );
    }

    @Test
    public void testAclRegex()
    {
        String acl;
        Matcher m;

        acl = "[{ALLOW view Bob, Alice, Betty}] Test text.";
        m = DefaultAclManager.ACL_PATTERN.matcher( acl );
        Assertions.assertTrue ( m.find() );
        Assertions.assertEquals( 2, m.groupCount() );
        Assertions.assertEquals( "[{ALLOW view Bob, Alice, Betty}]", m.group(0) );
        Assertions.assertEquals( "view", m.group(1) );
        Assertions.assertEquals( "Bob, Alice, Betty", m.group(2) );
        Assertions.assertFalse( m.find() );

        acl = "[{ALLOW view Alice}] Test text.";
        m = DefaultAclManager.ACL_PATTERN.matcher( acl );
        Assertions.assertTrue ( m.find() );
//        System.out.println( m.group() );
        Assertions.assertEquals( 2, m.groupCount() );
        Assertions.assertEquals( "[{ALLOW view Alice}]", m.group(0) );
        Assertions.assertEquals( "view", m.group(1) );
        Assertions.assertEquals( "Alice", m.group(2) );
        Assertions.assertFalse( m.find() );

        acl = "Test text   [{   ALLOW   view   Alice  }]  Test text.";
        m = DefaultAclManager.ACL_PATTERN.matcher( acl );
        Assertions.assertTrue ( m.find() );
//        System.out.println( m.group() );
        Assertions.assertEquals( 2, m.groupCount() );
        Assertions.assertEquals( "[{   ALLOW   view   Alice  }]", m.group(0) );
        Assertions.assertEquals( "view", m.group(1) );
        Assertions.assertEquals( "Alice", m.group(2) );
        Assertions.assertFalse( m.find() );

        acl = "Test text   [{   ALLOW   view  Alice  ,  Bob  }]  Test text.";
        m = DefaultAclManager.ACL_PATTERN.matcher( acl );
        Assertions.assertTrue ( m.find() );
//        System.out.println( m.group() );
        Assertions.assertEquals( 2, m.groupCount() );
        Assertions.assertEquals( "[{   ALLOW   view  Alice  ,  Bob  }]", m.group(0) );
        Assertions.assertEquals( "view", m.group(1) );
        Assertions.assertEquals( "Alice  ,  Bob", m.group(2) );
        Assertions.assertFalse( m.find() );

        acl = "Test text   [{   ALLOW   view  Alice  ,  Bob  }]  Test text  [{ALLOW edit Betty}].";
        m = DefaultAclManager.ACL_PATTERN.matcher( acl );
        Assertions.assertTrue ( m.find() );
//        System.out.println( m.group() );
        Assertions.assertEquals( 2, m.groupCount() );
        Assertions.assertEquals( "[{   ALLOW   view  Alice  ,  Bob  }]", m.group(0) );
        Assertions.assertEquals( "view", m.group(1) );
        Assertions.assertEquals( "Alice  ,  Bob", m.group(2) );
        Assertions.assertTrue ( m.find() );
        Assertions.assertEquals( 2, m.groupCount() );
        Assertions.assertEquals( "[{ALLOW edit Betty}]", m.group(0) );
        Assertions.assertEquals( "edit", m.group(1) );
        Assertions.assertEquals( "Betty", m.group(2) );
        Assertions.assertFalse( m.find() );
    }

    @Test
    public void testPrintAcl()
    {
        // Verify that the printed Acl for the test page is OK
        final Page page = m_engine.getManager( PageManager.class ).getPage( "TestAclPage" );
        Acl acl = m_engine.getManager( AclManager.class ).getPermissions( page );
        final String aclString = DefaultAclManager.printAcl( acl );
        Assertions.assertEquals( "[{ALLOW edit Charlie,Herman}]\n", aclString );

        // Create an ACL from scratch
        acl = Wiki.acls().acl();
        AclEntry entry = Wiki.acls().entry();
        entry.setPrincipal( new WikiPrincipal( "Charlie" ) );
        entry.addPermission( PermissionFactory.getPagePermission( "Main:Foo", "view" ) );
        entry.addPermission( PermissionFactory.getPagePermission( "Main:Foo", "edit" ) );
        acl.addEntry( entry );
        entry = Wiki.acls().entry();
        entry.setPrincipal( new WikiPrincipal( "Devin" ) );
        entry.addPermission( PermissionFactory.getPagePermission( "Main:Foo", "edit" ) );
        entry.addPermission( PermissionFactory.getPagePermission( "Main:Foo", "delete" ) );
        acl.addEntry( entry );

        // Verify that the printed ACL is OK
        final String expectedValue = "[{ALLOW delete Devin}]\n[{ALLOW edit Charlie,Devin}]\n[{ALLOW view Charlie}]\n";
        Assertions.assertEquals( expectedValue, DefaultAclManager.printAcl( acl ) );
    }

}