/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

/* $Id$ */

package org.apache.fop.pdf;

import static org.junit.Assert.assertEquals;

import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;

import org.junit.Test;

/**
 * Tests the PDFObject class.
 */
public class PDFObjectTestCase {

    /**
     * Tests date/time formatting in PDFObject.
     * @throws Exception if an error occurs
     */
    @Test
    public void testDateFormatting() throws Exception {
        Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"), Locale.ENGLISH);
        cal.set(2008, Calendar.FEBRUARY, 07, 15, 11, 07);
        cal.set(Calendar.MILLISECOND, 0);
        Date dt = cal.getTime();

        MyPDFObject obj = new MyPDFObject();
        String s = obj.formatDateTime(dt, TimeZone.getTimeZone("GMT"));
        assertEquals("D:20080207151107Z", s);
        s = obj.formatDateTime(dt, TimeZone.getTimeZone("GMT+02:00"));
        assertEquals("D:20080207171107+02'00'", s);
        s = obj.formatDateTime(dt, TimeZone.getTimeZone("GMT+02:30"));
        assertEquals("D:20080207174107+02'30'", s);
        s = obj.formatDateTime(dt, TimeZone.getTimeZone("GMT-08:00"));
        assertEquals("D:20080207071107-08'00'", s);
    }

    private class MyPDFObject extends PDFObject {

    }

    /**
     * Tests PDF object references.
     * @throws Exception if an error occurs
     */
    @Test
    public void testReference() throws Exception {
        PDFDictionary dict = new PDFDictionary();
        dict.setObjectNumber(7);
        PDFReference ref = dict.makeReference();
        assertEquals(ref.getObjectNumber(), 7);
        assertEquals(ref.getGeneration(), 0);
        assertEquals(ref.toString(), "7 0 R");

        ref = new PDFReference("8 0 R");
        assertEquals(ref.getObjectNumber(), 8);
        assertEquals(ref.getGeneration(), 0);
        assertEquals(ref.toString(), "8 0 R");
    }

}