packagebuilderconfigurationtest.java

jboss规则引擎

package org.drools.compiler;

import junit.framework.TestCase;

public class PackageBuilderConfigurationTest extends TestCase {

    public void testSystemProperty() {
        final PackageBuilderConfiguration cfg = new PackageBuilderConfiguration();
        assertEquals( cfg.getCompiler(),
                      PackageBuilderConfiguration.getDefaultCompiler() );

        System.setProperty( "drools.compiler",
                            "JANINO" );
        assertEquals( PackageBuilderConfiguration.JANINO,
                      PackageBuilderConfiguration.getDefaultCompiler() );

        final PackageBuilderConfiguration cfg2 = new PackageBuilderConfiguration();
        assertEquals( cfg.getCompiler(),
                      cfg2.getCompiler() );

        System.setProperty( "drools.compiler",
                            "ECLIPSE" );
        assertEquals( PackageBuilderConfiguration.ECLIPSE,
                      PackageBuilderConfiguration.getDefaultCompiler() );

        cfg2.setCompiler( PackageBuilderConfiguration.ECLIPSE );
        assertEquals( PackageBuilderConfiguration.ECLIPSE,
                      cfg2.getCompiler() );

        cfg2.setCompiler( PackageBuilderConfiguration.JANINO );
        assertEquals( PackageBuilderConfiguration.JANINO,
                      cfg2.getCompiler() );

        final PackageBuilderConfiguration cfg3 = new PackageBuilderConfiguration();

        assertEquals( cfg.getCompiler(),
                      cfg3.getCompiler() );

    }

}