/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * 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.
 */
package org.jbpm.bpmn2;

import java.io.ByteArrayInputStream;
import java.nio.charset.StandardCharsets;

import org.drools.core.io.impl.ClassPathResource;
import org.drools.core.io.impl.InputStreamResource;
import org.junit.jupiter.api.Test;
import org.kie.api.io.Resource;
import org.kie.api.io.ResourceType;
import org.kie.internal.builder.CompositeKnowledgeBuilder;
import org.kie.internal.builder.KnowledgeBuilder;
import org.kie.internal.builder.KnowledgeBuilderError;
import org.kie.internal.builder.KnowledgeBuilderErrors;
import org.kie.internal.builder.KnowledgeBuilderFactory;
import org.kie.internal.builder.KnowledgeBuilderResult;
import org.kie.internal.builder.KnowledgeBuilderResults;
import org.kie.internal.builder.ResultSeverity;

import static org.junit.jupiter.api.Assertions.fail;

public class DroolsDeclaredTypeSequenceFlowExpressionTest {

    @Test
    public void testDeclaredTypesInSequenceFlowDroolsExpression() {
        //DROOLS-1327	

        String drl = "package org.drools.test;"
                + "declare TestFact \n"
                + "value: Integer\n"
                + "end\n";

        KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
        CompositeKnowledgeBuilder ckbuilder = kbuilder.batch();

        Resource drlResource = new InputStreamResource(new ByteArrayInputStream(drl.getBytes(StandardCharsets.UTF_8)));
        Resource bpmn2Resource = new ClassPathResource("BPMN2-DroolsDeclaredTypeSequenceFlowExpressionTest.bpmn2");

        ckbuilder.add(drlResource, ResourceType.DRL);
        ckbuilder.add(bpmn2Resource, ResourceType.BPMN2);

        ckbuilder.build();

        //Assert that we don't have any issues in the build.
        if (kbuilder.hasErrors()) {
            KnowledgeBuilderErrors kbErrors = kbuilder.getErrors();
            for (KnowledgeBuilderError nextError : kbErrors) {
                fail(nextError.getMessage());
            }
        }

        if (kbuilder.hasResults(ResultSeverity.WARNING)) {
            KnowledgeBuilderResults kbResults = kbuilder.getResults(ResultSeverity.WARNING);
            for (KnowledgeBuilderResult nextResult : kbResults) {
                fail(nextResult.getMessage());
            }
        }
    }

}
