/*
 * Copyright 2016-present Open Networking Foundation
 *
 * 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.onosproject.yms.app.yob;

import org.junit.Assert;
import org.junit.Test;
import org.onosproject.yms.app.ydt.YdtTestUtils;
import org.onosproject.yms.app.ydt.YangRequestWorkBench;
import org.onosproject.yms.app.ydt.YdtExtendedContext;
import org.onosproject.yms.ydt.YdtContext;

import java.lang.reflect.Field;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

public class YobInteger8Test {

    /*

    Positive scenario

    input at boundary for integer
        i. min value
        ii. max value

    input at boundary for unsigned integer
        i. min value
        ii. max value

    input with in range
        if range is 10 to 100 for integer
            i.1. input 11
            i.2. min value 10
            i.3. max value 100

        if range is 10 to 100 for unsigned integer
            i.1. input 11
            i.2. min value 10
            i.3. max value 100

    input with multi interval range
        if range is 10..40 | 50..100 for integer
            i.1. input 11
            i.2. input 10
            i.3. input 40
            i.4. input 50
            i.5. input 55
            i.6. input 100

        if range is 10..40 | 50..100 for unsigned integer
            i.1. input 11
            i.2. input 10
            i.3. input 40
            i.4. input 50
            i.5. input 55
            i.6. input 100

        if range is "min .. 2 | 10 | 20..max" for integer
            i.1. input -128
            i.2. input 1
            i.3. input 2
            i.4. input 10
            i.5. input 20
            i.6. input 100
            i.7. input 127

         if range is "min .. 2 | 10 | 20..max" for unsigned Integer
            i.1. input 0
            i.2. input 1
            i.3. input 2
            i.4. input 10
            i.5. input 20
            i.6. input 100
            i.7. input 255
    */
    @Test
    public void positiveTest() {
        YangRequestWorkBench defaultYdtBuilder = YdtTestUtils.integer8Ydt();
        validateYangObject(defaultYdtBuilder);
    }

    private void validateYangObject(YangRequestWorkBench defaultYdtBuilder) {

        YdtContext rootCtx = defaultYdtBuilder.getRootNode();

        YdtContext childCtx = rootCtx.getFirstChild();

        DefaultYobBuilder builder = new DefaultYobBuilder();

        Object yangObject = builder.getYangObject(
                (YdtExtendedContext) childCtx, YdtTestUtils
                        .getSchemaRegistry());
        assertNotNull(yangObject);
        try {
            Field negInt = yangObject.getClass().getDeclaredField("negInt");
            negInt.setAccessible(true);
            assertEquals("-128", negInt.get(yangObject).toString());
            Field posInt = yangObject.getClass().getDeclaredField("posInt");
            posInt.setAccessible(true);
            assertEquals("127", posInt.get(yangObject).toString());
            Field minIntWithRange = yangObject
                    .getClass().getDeclaredField("minIntWithRange");
            minIntWithRange.setAccessible(true);
            assertEquals("10", minIntWithRange
                    .get(yangObject).toString());
            Field midIntWithRange = yangObject
                    .getClass().getDeclaredField("midIntWithRange");
            midIntWithRange.setAccessible(true);
            assertEquals("11", midIntWithRange
                    .get(yangObject).toString());
            Field maxIntWithRange = yangObject
                    .getClass().getDeclaredField("maxIntWithRange");
            maxIntWithRange.setAccessible(true);
            assertEquals("100", maxIntWithRange.get(yangObject).toString());
            Field minUint = yangObject.getClass().getDeclaredField("minUint");
            minUint.setAccessible(true);
            assertEquals("0", minUint.get(yangObject).toString());
            Field maxUint = yangObject.getClass().getDeclaredField("maxUint");
            maxUint.setAccessible(true);
            assertEquals("255", maxUint.get(yangObject).toString());
            Field minUintWithRange = yangObject
                    .getClass().getDeclaredField("maxIntWithRange");
            minUintWithRange.setAccessible(true);
            assertEquals("100", minUintWithRange.get(yangObject).toString());
            Field midUintWithRange = yangObject
                    .getClass().getDeclaredField("midUintWithRange");
            midUintWithRange.setAccessible(true);
            assertEquals("11", midUintWithRange.get(yangObject).toString());
            Field maxUintWithRange = yangObject
                    .getClass().getDeclaredField("maxUintWithRange");
            maxUintWithRange.setAccessible(true);
            assertEquals("100", maxUintWithRange.get(yangObject).toString());
        } catch (IllegalAccessException | NoSuchFieldException e) {
            Assert.fail();
        }
    }
}