package org.opendaylight.yangtools.yang.parser.util;

import static org.junit.Assert.*;

import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import org.junit.Test;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
import org.opendaylight.yangtools.yang.model.api.Status;
import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
import org.opendaylight.yangtools.yang.parser.builder.impl.ModuleBuilder;
import org.opendaylight.yangtools.yang.parser.builder.impl.UnknownSchemaNodeBuilder;

public class BitImplTest {

    @Test
    public void test() {

        // hashCode method test
        URI uriA = null;
        URI uriA1 = null;
        URI uriA2 = null;
        URI uriB = null;
        URI uriB1 = null;
        URI uriB2 = null;
        boolean urisInitiallized = false;
        try {
            uriA = new URI("some:uriA");
            uriA1 = new URI("some:uriA1");
            uriA2 = new URI("some:uriA2");
            uriB = new URI("some:uriB");
            uriB1 = new URI("some:uriB1");
            uriB2 = new URI("some:uriB2");
            urisInitiallized = true;

        } catch (URISyntaxException e) {
            e.printStackTrace();
            assertTrue("Not all required uri variables were instantiated.", urisInitiallized);

        }
        QName qnameA = new QName(uriA, new Date(5000000), "some name");

        QName qnameA1 = new QName(uriA1, new Date(6000000), "some nameA1");
        QName qnameA2 = new QName(uriA2, new Date(7000000), "some nameA2");
        List<QName> qnamesA = new ArrayList<>();
        qnamesA.add(qnameA1);
        qnamesA.add(qnameA2);
        SchemaPath schemaPathA = new SchemaPath(qnamesA, true);

        QName qnameB = new QName(uriB, new Date(5000000), "some name");

        QName qnameB1 = new QName(uriB1, new Date(6000000), "some nameB1");
        QName qnameB2 = new QName(uriB2, new Date(7000000), "some nameB2");
        List<QName> qnamesB = new ArrayList<>();
        qnamesB.add(qnameB1);
        qnamesB.add(qnameB2);
        SchemaPath schemaPathB = new SchemaPath(qnamesB, true);

        BitImpl biB = null;
        BitImpl biA = new BitImpl(55L, qnameA, schemaPathA, "description", "reference", Status.CURRENT, null);

        assertEquals("biA should equals to itsefl", biA, biA);
        assertFalse("biA shouldn't equal to null", biA.equals(null));
        assertFalse("biA shouldn't equal to object of other type", biA.equals(new String("str")));

        // test of equals method
        // // test qname
        biA = new BitImpl(55L, null, schemaPathA, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameB, schemaPathA, "description", "reference", Status.CURRENT, null);
        assertFalse("biA shouldn't equal to biB", biA.equals(biB));

        biA = new BitImpl(55L, qnameB, schemaPathA, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameB, schemaPathA, "description", "reference", Status.CURRENT, null);
        assertEquals("biA should equal to biB", biA, biB);

        biA = new BitImpl(55L, qnameA, schemaPathA, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameB, schemaPathA, "description", "reference", Status.CURRENT, null);
        assertFalse("biA shouldn't equal to biB", biA.equals(biB));

        // // test schemaPath
        biA = new BitImpl(55L, qnameA, null, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameA, schemaPathB, "description", "reference", Status.CURRENT, null);
        assertFalse("biA shouldn't equal to biB", biA.equals(biB));

        biA = new BitImpl(55L, qnameA, schemaPathB, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameA, schemaPathB, "description", "reference", Status.CURRENT, null);
        assertEquals("biA should equal to biB", biA, biB);

        biA = new BitImpl(55L, qnameA, schemaPathA, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameA, schemaPathB, "description", "reference", Status.CURRENT, null);
        assertFalse("biA shouldn't equal to biB", biA.equals(biB));

        biA = new BitImpl(55L, qnameA, schemaPathA, "description", "reference", Status.CURRENT, null);
        biB = new BitImpl(55L, qnameA, schemaPathA, "description", "reference", Status.CURRENT, null);
        assertEquals("biA should equal to biB", biA, biB);

        // test of hashCode method
        biA = new BitImpl(null, null, null, "description", "reference", Status.CURRENT, null);
        assertEquals("Incorrect hash code for biA.", 923522, biA.hashCode());

        List<UnknownSchemaNode> unknownNodes = new ArrayList<>();
        UnknownSchemaNodeBuilder usnb = new UnknownSchemaNodeBuilder("module", 3, qnameB);
        ModuleBuilder parent = org.mockito.Mockito.mock(ModuleBuilder.class);
        usnb.setParent(parent);

        unknownNodes.add(usnb.build(null));

        biA = new BitImpl(55L, qnameA, schemaPathA, "description", "reference", Status.CURRENT, unknownNodes);

        // test of getter methods
        assertEquals("Incorrect value for qname.", qnameA, biA.getQName());
        assertEquals("Incorrect value for schema path.", schemaPathA, biA.getPath());
        assertEquals("Incorrect value for description.", "description", biA.getDescription());
        assertEquals("Incorrect value for reference.", "reference", biA.getReference());
        assertEquals("Incorrect value for status.", Status.CURRENT, biA.getStatus());
        assertEquals("Incorrect value for unknown nodes.", unknownNodes, biA.getUnknownSchemaNodes());

        // test of toString method
        assertEquals("toString method doesn't return correct value", "Bit[name=some name, position=55]", biA.toString());

    }
}