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/*-
 * ============LICENSE_START=======================================================
 * ONAP : APPC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Copyright (C) 2017 Amdocs
 * =============================================================================
 * 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.
 * 
 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
 * ============LICENSE_END=========================================================
 */

package org.openecomp.appc.adapter.iaas.impl;

import java.lang.reflect.Field;
import java.util.Map;

import org.openecomp.appc.adapter.iaas.provider.operation.impl.base.ProviderOperation;
import org.openecomp.appc.exceptions.APPCException;
import com.att.cdp.zones.model.ModelObject;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.slf4j.MDC;

import org.openecomp.appc.configuration.ConfigurationFactory;
import org.openecomp.sdnc.sli.SvcLogicContext;

import static org.openecomp.appc.adapter.iaas.provider.operation.common.constants.Constants.MDC_SERVICE;

/**
 * This class is used to test methods and functions of the adapter implementation that do not require and do not set up
 * connections to any providers.
 *
 * @since Jan 20, 2016
 * @version $Id$
 */

public class TestProviderOperation extends ProviderOperation{

    private static Class<?> providerAdapterImplClass;
    private static Class<?> configurationFactoryClass;
    private static Field providerCacheField;
    private static Field configField;

    /**
     * Use reflection to locate fields and methods so that they can be manipulated during the test to change the
     * internal state accordingly.
     *
     * @throws NoSuchFieldException
     *             if the field(s) dont exist
     * @throws SecurityException
     *             if reflective access is not allowed
     * @throws NoSuchMethodException
     *             If the method(s) dont exist
     */
    @SuppressWarnings("nls")
    @BeforeClass
    public static void once() throws NoSuchFieldException, SecurityException, NoSuchMethodException {
        providerAdapterImplClass = ProviderAdapterImpl.class;
        configurationFactoryClass = ConfigurationFactory.class;

        providerCacheField = providerAdapterImplClass.getDeclaredField("providerCache");
        providerCacheField.setAccessible(true);

        configField = configurationFactoryClass.getDeclaredField("config");
        configField.setAccessible(true);
    }

    /**
     * This test expects a failure because the value to be validated is a null URL
     *
     * @throws RequestFailedException
     *             Expected
     */
    @SuppressWarnings("nls")
    @Test(expected = RequestFailedException.class)
    public void testValidateParameterPatternExpectFailNullValue() throws RequestFailedException {
        MDC.put(MDC_SERVICE, "junit");
        SvcLogicContext svcContext = new SvcLogicContext();
        RequestContext rc = new RequestContext(svcContext);
        String link = null;

        validateVMURL(VMURL.parseURL(link));
    }

    /**
     * This test expects a failure because the value to be validated is an empty URL
     *
     * @throws RequestFailedException
     *             Expected
     */
    @SuppressWarnings("nls")
    @Test(expected = RequestFailedException.class)
    public void testValidateParameterPatternExpectFailEmptyValue() throws RequestFailedException {
        MDC.put(MDC_SERVICE, "junit");
        SvcLogicContext svcContext = new SvcLogicContext();
        RequestContext rc = new RequestContext(svcContext);
        String link = "";

        validateVMURL(VMURL.parseURL(link));
    }

    /**
     * This test expects a failure because the value to be validated is a blank URL
     *
     * @throws RequestFailedException
     *             Expected
     */
    @SuppressWarnings("nls")
    @Test(expected = RequestFailedException.class)
    public void testValidateParameterPatternExpectFailBlankValue() throws RequestFailedException {
        MDC.put(MDC_SERVICE, "junit");
        SvcLogicContext svcContext = new SvcLogicContext();
        RequestContext rc = new RequestContext(svcContext);
        String link = " ";

        validateVMURL(VMURL.parseURL(link));
    }

    /**
     * This test expects a failure because the value to be validated is a bad URL
     *
     * @throws RequestFailedException
     *             Expected
     */
    @SuppressWarnings("nls")
    @Test(expected = RequestFailedException.class)
    public void testValidateParameterPatternExpectFailBadURL() throws RequestFailedException {
        MDC.put(MDC_SERVICE, "junit");
        SvcLogicContext svcContext = new SvcLogicContext();
        RequestContext rc = new RequestContext(svcContext);
        String link = "http://some.host:1234/01d82c08594a4b23a0f9260c94be0c4d/";

        validateVMURL(VMURL.parseURL(link));
    }

    /**
     * This test expects to pass
     *
     * @throws RequestFailedException
     *             Un-Expected
     */
    @SuppressWarnings("nls")
    @Test
    public void testValidateParameterPatternValidURL() throws RequestFailedException {
        MDC.put(MDC_SERVICE, "junit");
        SvcLogicContext svcContext = new SvcLogicContext();
        RequestContext rc = new RequestContext(svcContext);
        String link =
            "http://some.host:1234/v2/01d82c08594a4b23a0f9260c94be0c4d/servers/f888f89f-096b-421e-ba36-34f714071551";

        validateVMURL(VMURL.parseURL(link));
    }

    @Override
    protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context) throws APPCException {
        return null;
    }
}