/*
 * Copyright 2000-2013 Enonic AS
 * http://www.enonic.com/license
 */

package com.enonic.cms.core.plugin.util;

import java.util.Hashtable;

import org.junit.Test;
import org.mockito.Mockito;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;

import com.enonic.cms.api.plugin.PluginException;

import static org.junit.Assert.*;

public class OsgiHelperTest
{
    @Test
    public void testIsFrameworkBundle()
    {
        final Bundle bundle = Mockito.mock( Bundle.class );

        Mockito.when( bundle.getBundleId() ).thenReturn( 1L );
        assertFalse( OsgiHelper.isFrameworkBundle( bundle ) );

        Mockito.when( bundle.getBundleId() ).thenReturn( 0L );
        assertTrue( OsgiHelper.isFrameworkBundle( bundle ) );
    }

    @Test
    public void testGetBundleName()
    {
        final Hashtable<String, Object> headers = new Hashtable<String, Object>();

        final Bundle bundle = Mockito.mock( Bundle.class );
        Mockito.when( bundle.getSymbolicName() ).thenReturn( "SymbolicName" );
        Mockito.when( bundle.getHeaders() ).thenReturn( headers );

        assertEquals( "SymbolicName", OsgiHelper.getBundleName( bundle ) );

        headers.put( "Bundle-Name", "BundleName" );
        assertEquals( "BundleName", OsgiHelper.getBundleName( bundle ) );
    }

    @Test
    public void testRequiredService()
    {
        final String service = "Service";
        final ServiceReference ref = Mockito.mock( ServiceReference.class );
        final BundleContext context = Mockito.mock( BundleContext.class );

        Mockito.when( context.getServiceReference( "java.lang.String" ) ).thenReturn( ref );
        Mockito.when( context.getService( ref ) ).thenReturn( service );

        assertSame( service, OsgiHelper.requireService( context, String.class ) );
    }

    @Test(expected = PluginException.class)
    public void testRequiredServiceNotFound()
    {
        final BundleContext context = Mockito.mock( BundleContext.class );
        OsgiHelper.requireService( context, String.class );
    }
}