/*-
 * ============LICENSE_START=======================================================
 * ONAP-XACML
 * ================================================================================
 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Modifications Copyright (C) 2019 Samsung
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */
package org.onap.policy.xacml.test.std.pap;

import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.Properties;
import org.junit.Test;
import org.onap.policy.xacml.std.pap.StdEngineFactory;
import com.att.research.xacml.api.pap.PAPException;
import com.att.research.xacml.std.pap.StdEngine;
import com.att.research.xacml.util.FactoryException;

public class StdEngineFactoryTest {
    @Test
    public void testStdEngineFactory() throws FactoryException, PAPException, IOException {
        StdEngineFactory stdFactory = new StdEngineFactory();
        System.setProperty("xacml.pap.pdps", "src/test/resources/pdps");
        assertTrue(stdFactory.newEngine() != null);
        Properties properties = new Properties();
        properties.setProperty("xacml.pap.pdps", "src/test/resources/pdps");
        assertTrue(stdFactory.newEngine(properties) != null);

        StdEngineFactory stdFactoryNew = new StdEngineFactory();
        System.setProperty("xacml.pap.pdps", "src/test/resources/pdpstest");
        assertTrue(stdFactoryNew.newEngine() != null);
    }

    @Test
    public void testNegativeCase() throws Exception {
        // Setup test data
        Properties props = new Properties();
        String tmpdir = System.getProperty("java.io.tmpdir");
        props.setProperty(StdEngine.PROP_PAP_REPO, tmpdir);

        // Set the system property temporarily
        String systemKey = StdEngine.PROP_PAP_REPO;
        String oldProperty = System.getProperty(systemKey);
        System.setProperty(systemKey, tmpdir);

        // Test factory failure cases
        try {
            StdEngineFactory factory = new StdEngineFactory();
            factory.newEngine();
            factory.newEngine(props);
        } catch (Exception ex) {
            fail("Not expecting any exceptions: " + ex);
        }

        // Restore the original system property
        if (oldProperty != null) {
            System.setProperty(systemKey, oldProperty);
        } else {
            System.clearProperty(systemKey);
        }
    }
}