package org.alfresco.repo.tenant;

import static org.junit.Assert.*;

import org.alfresco.repo.content.AbstractContentStore;
import org.alfresco.repo.content.ContentStore;
import org.alfresco.repo.content.ContentStoreCaps;
import org.alfresco.service.cmr.repository.ContentReader;
import org.junit.Before;
import org.junit.Test;

public class MultiTAdminServiceImplTest
{
    private MultiTAdminServiceImpl tenantAdmin;
    
    @Before
    public void setUp() throws Exception
    {
        tenantAdmin = new MultiTAdminServiceImpl();
    }

    @Test
    public void testTenantDeployer()
    {
        ContentStore contentStore = new ConcreteTenantDeployer();
        TenantDeployer tenantDeployer = tenantAdmin.tenantDeployer(contentStore);
        assertNotNull(tenantDeployer);
    }
    
    @Test
    public void testTenantDeployerRetrievedByContentStoreCaps()
    {
        ContentStore contentStore = new FakeSubsystemProxy(false);
        TenantDeployer tenantDeployer = tenantAdmin.tenantDeployer(contentStore);
        assertNotNull(tenantDeployer);
    }
    
    @Test
    public void testTenantDeployerMayBeNullWhenInterfaceNotImplemented()
    {
        ContentStore contentStore = new BaseStore();
        TenantDeployer tenantDeployer = tenantAdmin.tenantDeployer(contentStore);
        assertNull(tenantDeployer);
    }
    
    @Test
    public void testTenantDeployerMayBeNullWhenProxyingAndInterfaceNotImplemented()
    {    
        // Represents proxy in front of non-TenantDeployer ContentStore
        ContentStore contentStore = new FakeSubsystemProxy(true);
        TenantDeployer tenantDeployer = tenantAdmin.tenantDeployer(contentStore);
        assertNull(tenantDeployer);
    }

    @Test
    public void testTenantRoutingContentStore()
    {
        ContentStore contentStore = new ConcreteTenantRoutingContentStore();
        TenantRoutingContentStore router = tenantAdmin.tenantRoutingContentStore(contentStore);
        assertNotNull(router);
    }
    
    @Test
    public void testTenantRoutingContentStoreRetrievedByContentStoreCaps()
    {
        ContentStore contentStore = new FakeSubsystemProxy(false);
        TenantRoutingContentStore router = tenantAdmin.tenantRoutingContentStore(contentStore);
        assertNotNull(router);
    }
    
    @Test
    public void testTenantRoutingContentStoreMayBeNullWhenInterfaceNotImplemented()
    {
        ContentStore contentStore = new BaseStore();
        TenantRoutingContentStore router = tenantAdmin.tenantRoutingContentStore(contentStore);
        assertNull(router);
    }
    
    @Test
    public void testTenantRoutingContentStoreMayBeNullWhenProxyingAndInterfaceNotImplemented()
    {    
        // Represents proxy in front of non-TenantRoutingContentStore ContentStore
        ContentStore contentStore = new FakeSubsystemProxy(true);
        TenantRoutingContentStore router = tenantAdmin.tenantRoutingContentStore(contentStore);
        assertNull(router);
    }
    

    
    
    

    // This is implemented by the CryptodocSubsystemProxyFactory in real life.
    private static class FakeSubsystemProxy extends BaseStore implements ContentStoreCaps
    {
        private boolean returnNull;
        
        FakeSubsystemProxy(boolean returnNull)
        {
            this.returnNull = returnNull;
        }
        
        @Override
        public TenantDeployer getTenantRoutingContentStore()
        {
            // would return the underlying ContentStore bean in real life (or null).
            return returnNull ? null : new ConcreteTenantRoutingContentStore();
        }

        @Override
        public TenantDeployer getTenantDeployer()
        {
            // would return the underlying ContentStore bean in real life (or null).
            return returnNull ? null : new ConcreteTenantDeployer();
        }
    }
    
    private static class ConcreteTenantDeployer extends BaseStore implements TenantDeployer
    {
        @Override
        public void onEnableTenant()
        {
        }

        @Override
        public void onDisableTenant()
        {
        }

        @Override
        public void init()
        {
        }

        @Override
        public void destroy()
        {
        }
    }
    
    private static class ConcreteTenantRoutingContentStore extends BaseStore implements TenantRoutingContentStore
    {
        @Override
        public void onEnableTenant()
        {
        }

        @Override
        public void onDisableTenant()
        {
        }

        @Override
        public void init()
        {
        }

        @Override
        public void destroy()
        {
        }   
    }
    
    private static class BaseStore extends AbstractContentStore
    {

        @Override
        public boolean isWriteSupported()
        {
            return false;
        }

        @Override
        public ContentReader getReader(String contentUrl)
        {
            return null;
        }
    }
    
}