/*
 * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.controller.sal.restconf.impl.cnsn.to.json.test;

import static org.junit.Assert.assertTrue;

import java.io.IOException;

import javax.ws.rs.WebApplicationException;

import org.junit.BeforeClass;
import org.junit.Test;
import org.opendaylight.controller.sal.rest.impl.StructuredDataToJsonProvider;
import org.opendaylight.controller.sal.rest.impl.XmlToCompositeNodeProvider;
import org.opendaylight.controller.sal.restconf.impl.test.TestUtils;
import org.opendaylight.controller.sal.restconf.impl.test.YangAndXmlAndDataSchemaLoader;
import org.opendaylight.yangtools.yang.data.api.CompositeNode;

public class CnSnJsonChoiceCaseTest extends YangAndXmlAndDataSchemaLoader {

    @BeforeClass
    public static void initialization() {
        dataLoad("/cnsn-to-json/choice");
    }

    /**
     * Test when some data are in one case node and other in another. This isn't
     * correct. Next Json validator should return error because nodes has to be
     * from one case below concrete choice.
     *
     */
    @Test
    public void nodeSchemasOnVariousChoiceCasePathTest() {
        testWrapper("/cnsn-to-json/choice/xml/data_various_path_err.xml", "choice-case-test:cont");
    }

    /**
     * Test when some data are in one case node and other in another.
     * Additionally data are loadef from various choices. This isn't correct.
     * Next Json validator should return error because nodes has to be from one
     * case below concrete choice.
     *
     */
    @Test
    public void nodeSchemasOnVariousChoiceCasePathAndMultipleChoicesTest() {
        testWrapper("/cnsn-to-json/choice/xml/data_more_choices_same_level_various_paths_err.xml",
                "choice-case-test:cont");
    }

    /**
     * Test when second level data are red first, then first and at the end
     * third level. Level represents pass through couple choice-case
     */

    @Test
    public void nodeSchemasWithRandomOrderAccordingLevel() {
        testWrapper("/cnsn-to-json/choice/xml/data_random_level.xml", "choice-case-test:cont");
    }

    /**
     * Test when element from no first case is used
     */
    @Test
    public void nodeSchemasNotInFirstCase() {
        testWrapper("/cnsn-to-json/choice/xml/data_no_first_case.xml", "choice-case-test:cont");
    }

    /**
     * Test when element in case is list
     */
    @Test
    public void nodeSchemaAsList() {
        testWrapper("/cnsn-to-json/choice/xml/data_list.xml", "choice-case-test:cont");
    }

    /**
     * Test when element in case is container
     */
    @Test
    public void nodeSchemaAsContainer() {
        testWrapper("/cnsn-to-json/choice/xml/data_container.xml", "choice-case-test:cont");
    }

    /**
     * Test when element in case is leaflist
     */
    @Test
    public void nodeSchemaAsLeafList() {
        testWrapper("/cnsn-to-json/choice/xml/data_leaflist.xml", "choice-case-test:cont");
    }

    /**
     *
     */
    @Test
    public void nodeSchemasInMultipleChoicesTest() {
        testWrapper("/cnsn-to-json/choice/xml/data_more_choices_same_level.xml", "choice-case-test:cont");
    }

    /**
     * Test whether is possible to find data schema for node which is specified
     * as dirrect subnode of choice (case without CASE key word)
     */
    @Test
    public void nodeSchemasInCaseNotDefinedWithCaseKeyword() {
        testWrapper("/cnsn-to-json/choice/xml/data_case_defined_without_case.xml", "choice-case-test:cont");
    }

    /**
     * Test of multiple use of choices
     */
    @Test
    public void nodeSchemasInThreeChoicesAtSameLevel() {
        testWrapper("/cnsn-to-json/choice/xml/data_three_choices_same_level.xml", "choice-case-test:cont");
    }

    private void testWrapper(String xmlPath, String pathToSchemaNode) {
        CompositeNode compNode = TestUtils.readInputToCnSn(xmlPath, XmlToCompositeNodeProvider.INSTANCE);
        TestUtils.normalizeCompositeNode(compNode, modules, pathToSchemaNode);
        try {
            TestUtils.writeCompNodeWithSchemaContextToOutput(compNode, modules, dataSchemaNode,
                    StructuredDataToJsonProvider.INSTANCE);
        } catch (WebApplicationException | IOException e) {
            // shouldn't end here
            assertTrue(false);
        }
    }
}