/*-
 * ============LICENSE_START=======================================================
 * ONAP-PDP-REST
 * ================================================================================
 * Copyright (C) 2017 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.pdp.rest.api.test;

import static org.awaitility.Awaitility.await;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import java.util.concurrent.TimeUnit;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.pdp.rest.api.services.NotificationService;
import org.onap.policy.pdp.rest.api.services.NotificationService.NotificationServiceType;
import org.onap.policy.xacml.api.XACMLErrorConstants;
import org.springframework.http.HttpStatus;
import com.att.research.xacml.util.XACMLProperties;

public class NotificationAPITest {

    @Before
    public void setup() throws IOException {
        // Fix properties for next test cases.
        XACMLProperties.reloadProperties();
        System.setProperty(XACMLProperties.XACML_PROPERTIES_NAME, "src/test/resources/pass.xacml.pdp.properties");
        XACMLProperties.getProperties();
    }

    @Test
    public void testPropertyFailure() throws IOException {
        // Change properties and fail.
        XACMLProperties.reloadProperties();
        System.setProperty(XACMLProperties.XACML_PROPERTIES_NAME, "src/test/resources/fail.xacml.pdp.properties");
        XACMLProperties.getProperties();
        NotificationService notificationService = new NotificationService(null, null, null);
        assertEquals(HttpStatus.BAD_REQUEST, notificationService.getResponseCode());
        setup();
    }

    @Test
    public void testFailureTopicName() {
        NotificationService notificationService = new NotificationService(null, null, null);
        assertEquals(HttpStatus.BAD_REQUEST, notificationService.getResponseCode());
        assertEquals(
                XACMLErrorConstants.ERROR_DATA_ISSUE
                        + "org.onap.policy.api.PolicyException: Notification Topic is null",
                notificationService.getResult());
        notificationService = new NotificationService(" ", null, null);
        assertEquals(HttpStatus.BAD_REQUEST, notificationService.getResponseCode());
        assertEquals(
                XACMLErrorConstants.ERROR_DATA_ISSUE
                        + "org.onap.policy.api.PolicyException: Notification Topic is not valid. ",
                notificationService.getResult());
    }

    @Test
    public void testFailureServiceType() {
        NotificationService notificationService = new NotificationService("test", null, null);
        assertEquals(HttpStatus.BAD_REQUEST, notificationService.getResponseCode());
    }

    @Test
    public void threadTest() throws InterruptedException {
        NotificationService notificationSerivce = new NotificationService("test", null, NotificationServiceType.ADD);
        assertEquals(HttpStatus.OK, notificationSerivce.getResponseCode());
        // Wait for thread to remove the Topic Entry.
        await().atMost(Integer.toUnsignedLong(2500), TimeUnit.MILLISECONDS).until(() -> {
            // Trying to remove again should fail
            NotificationService nService = new NotificationService("test", null, NotificationServiceType.REMOVE);
            return HttpStatus.BAD_REQUEST.equals(nService.getResponseCode());
        });
        // Coverage Tests, Call Notification Service.
        NotificationService.sendNotification("test");
    }
}