/*
 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
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 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

/*
 * This file is available under and governed by the GNU General Public
 * License version 2 only, as published by the Free Software Foundation.
 * However, the following notice accompanied the original version of this
 * file:
 *
 * Copyright (c) 2008-2012, Stephen Colebourne & Michael Nascimento Santos
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
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 *  * Neither the name of JSR-310 nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package test.java.time.format;

import static java.time.temporal.ChronoField.OFFSET_SECONDS;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;

import java.text.ParsePosition;
import java.time.ZoneOffset;
import java.time.format.DateTimeBuilder;

import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

/**
 * Test ZoneOffsetPrinterParser.
 */
@Test(groups={"implementation"})
public class TestZoneOffsetParser extends AbstractTestPrinterParser {

    //-----------------------------------------------------------------------
    @DataProvider(name="error")
    Object[][] data_error() {
        return new Object[][] {
            {"+HH:MM:ss", "Z", "hello", -1, IndexOutOfBoundsException.class},
            {"+HH:MM:ss", "Z", "hello", 6, IndexOutOfBoundsException.class},
        };
    }

    @Test(dataProvider="error")
    public void test_parse_error(String pattern, String noOffsetText, String text, int pos, Class<?> expected) {
        try {
            getFormatter(pattern, noOffsetText).parseToBuilder(text, new ParsePosition(pos));
        } catch (RuntimeException ex) {
            assertTrue(expected.isInstance(ex));
        }
    }

    //-----------------------------------------------------------------------
    public void test_parse_exactMatch_UTC() throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("Z", pos);
        assertEquals(pos.getIndex(), 1);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_startStringMatch_UTC() throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("ZOTHER", pos);
        assertEquals(pos.getIndex(), 1);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_midStringMatch_UTC() throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("OTHERZOTHER", pos);
        assertEquals(pos.getIndex(), 6);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_endStringMatch_UTC() throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("OTHERZ", pos);
        assertEquals(pos.getIndex(), 6);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    //-----------------------------------------------------------------------
    public void test_parse_exactMatch_UTC_EmptyUTC() throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "").parseToBuilder("", pos);
        assertEquals(pos.getIndex(), 0);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_startStringMatch_UTC_EmptyUTC() throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "").parseToBuilder("OTHER", pos);
        assertEquals(pos.getIndex(), 0);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_midStringMatch_UTC_EmptyUTC() throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "").parseToBuilder("OTHEROTHER", pos);
        assertEquals(pos.getIndex(), 5);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_endStringMatch_UTC_EmptyUTC() throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "").parseToBuilder("OTHER", pos);
        assertEquals(pos.getIndex(), 5);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    //-----------------------------------------------------------------------
    @DataProvider(name="offsets")
    Object[][] provider_offsets() {
        return new Object[][] {
            {"+HH", "+00", ZoneOffset.UTC},
            {"+HH", "-00", ZoneOffset.UTC},
            {"+HH", "+01", ZoneOffset.ofHours(1)},
            {"+HH", "-01", ZoneOffset.ofHours(-1)},

            {"+HHMM", "+0000", ZoneOffset.UTC},
            {"+HHMM", "-0000", ZoneOffset.UTC},
            {"+HHMM", "+0102", ZoneOffset.ofHoursMinutes(1, 2)},
            {"+HHMM", "-0102", ZoneOffset.ofHoursMinutes(-1, -2)},

            {"+HH:MM", "+00:00", ZoneOffset.UTC},
            {"+HH:MM", "-00:00", ZoneOffset.UTC},
            {"+HH:MM", "+01:02", ZoneOffset.ofHoursMinutes(1, 2)},
            {"+HH:MM", "-01:02", ZoneOffset.ofHoursMinutes(-1, -2)},

            {"+HHMMss", "+0000", ZoneOffset.UTC},
            {"+HHMMss", "-0000", ZoneOffset.UTC},
            {"+HHMMss", "+0100", ZoneOffset.ofHoursMinutesSeconds(1, 0, 0)},
            {"+HHMMss", "+0159", ZoneOffset.ofHoursMinutesSeconds(1, 59, 0)},
            {"+HHMMss", "+0200", ZoneOffset.ofHoursMinutesSeconds(2, 0, 0)},
            {"+HHMMss", "+1800", ZoneOffset.ofHoursMinutesSeconds(18, 0, 0)},
            {"+HHMMss", "+010215", ZoneOffset.ofHoursMinutesSeconds(1, 2, 15)},
            {"+HHMMss", "-0100", ZoneOffset.ofHoursMinutesSeconds(-1, 0, 0)},
            {"+HHMMss", "-0200", ZoneOffset.ofHoursMinutesSeconds(-2, 0, 0)},
            {"+HHMMss", "-1800", ZoneOffset.ofHoursMinutesSeconds(-18, 0, 0)},

            {"+HHMMss", "+000000", ZoneOffset.UTC},
            {"+HHMMss", "-000000", ZoneOffset.UTC},
            {"+HHMMss", "+010000", ZoneOffset.ofHoursMinutesSeconds(1, 0, 0)},
            {"+HHMMss", "+010203", ZoneOffset.ofHoursMinutesSeconds(1, 2, 3)},
            {"+HHMMss", "+015959", ZoneOffset.ofHoursMinutesSeconds(1, 59, 59)},
            {"+HHMMss", "+020000", ZoneOffset.ofHoursMinutesSeconds(2, 0, 0)},
            {"+HHMMss", "+180000", ZoneOffset.ofHoursMinutesSeconds(18, 0, 0)},
            {"+HHMMss", "-010000", ZoneOffset.ofHoursMinutesSeconds(-1, 0, 0)},
            {"+HHMMss", "-020000", ZoneOffset.ofHoursMinutesSeconds(-2, 0, 0)},
            {"+HHMMss", "-180000", ZoneOffset.ofHoursMinutesSeconds(-18, 0, 0)},

            {"+HH:MM:ss", "+00:00", ZoneOffset.UTC},
            {"+HH:MM:ss", "-00:00", ZoneOffset.UTC},
            {"+HH:MM:ss", "+01:00", ZoneOffset.ofHoursMinutesSeconds(1, 0, 0)},
            {"+HH:MM:ss", "+01:02", ZoneOffset.ofHoursMinutesSeconds(1, 2, 0)},
            {"+HH:MM:ss", "+01:59", ZoneOffset.ofHoursMinutesSeconds(1, 59, 0)},
            {"+HH:MM:ss", "+02:00", ZoneOffset.ofHoursMinutesSeconds(2, 0, 0)},
            {"+HH:MM:ss", "+18:00", ZoneOffset.ofHoursMinutesSeconds(18, 0, 0)},
            {"+HH:MM:ss", "+01:02:15", ZoneOffset.ofHoursMinutesSeconds(1, 2, 15)},
            {"+HH:MM:ss", "-01:00", ZoneOffset.ofHoursMinutesSeconds(-1, 0, 0)},
            {"+HH:MM:ss", "-02:00", ZoneOffset.ofHoursMinutesSeconds(-2, 0, 0)},
            {"+HH:MM:ss", "-18:00", ZoneOffset.ofHoursMinutesSeconds(-18, 0, 0)},

            {"+HH:MM:ss", "+00:00:00", ZoneOffset.UTC},
            {"+HH:MM:ss", "-00:00:00", ZoneOffset.UTC},
            {"+HH:MM:ss", "+01:00:00", ZoneOffset.ofHoursMinutesSeconds(1, 0, 0)},
            {"+HH:MM:ss", "+01:02:03", ZoneOffset.ofHoursMinutesSeconds(1, 2, 3)},
            {"+HH:MM:ss", "+01:59:59", ZoneOffset.ofHoursMinutesSeconds(1, 59, 59)},
            {"+HH:MM:ss", "+02:00:00", ZoneOffset.ofHoursMinutesSeconds(2, 0, 0)},
            {"+HH:MM:ss", "+18:00:00", ZoneOffset.ofHoursMinutesSeconds(18, 0, 0)},
            {"+HH:MM:ss", "-01:00:00", ZoneOffset.ofHoursMinutesSeconds(-1, 0, 0)},
            {"+HH:MM:ss", "-02:00:00", ZoneOffset.ofHoursMinutesSeconds(-2, 0, 0)},
            {"+HH:MM:ss", "-18:00:00", ZoneOffset.ofHoursMinutesSeconds(-18, 0, 0)},

            {"+HHMMSS", "+000000", ZoneOffset.UTC},
            {"+HHMMSS", "-000000", ZoneOffset.UTC},
            {"+HHMMSS", "+010203", ZoneOffset.ofHoursMinutesSeconds(1, 2, 3)},
            {"+HHMMSS", "-010203", ZoneOffset.ofHoursMinutesSeconds(-1, -2, -3)},

            {"+HH:MM:SS", "+00:00:00", ZoneOffset.UTC},
            {"+HH:MM:SS", "-00:00:00", ZoneOffset.UTC},
            {"+HH:MM:SS", "+01:02:03", ZoneOffset.ofHoursMinutesSeconds(1, 2, 3)},
            {"+HH:MM:SS", "-01:02:03", ZoneOffset.ofHoursMinutesSeconds(-1, -2, -3)},
        };
    }

    @Test(dataProvider="offsets")
    public void test_parse_exactMatch(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter(pattern, "Z").parseToBuilder(parse, pos);
        assertEquals(pos.getIndex(), parse.length());
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_startStringMatch(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter(pattern, "Z").parseToBuilder(parse + ":OTHER", pos);
        assertEquals(pos.getIndex(), parse.length());
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_midStringMatch(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter(pattern, "Z").parseToBuilder("OTHER" + parse + ":OTHER", pos);
        assertEquals(pos.getIndex(), parse.length() + 5);
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_endStringMatch(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter(pattern, "Z").parseToBuilder("OTHER" + parse, pos);
        assertEquals(pos.getIndex(), parse.length() + 5);
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_exactMatch_EmptyUTC(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter(pattern, "").parseToBuilder(parse, pos);
        assertEquals(pos.getIndex(), parse.length());
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_startStringMatch_EmptyUTC(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter(pattern, "").parseToBuilder(parse + ":OTHER", pos);
        assertEquals(pos.getIndex(), parse.length());
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_midStringMatch_EmptyUTC(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter(pattern, "").parseToBuilder("OTHER" + parse + ":OTHER", pos);
        assertEquals(pos.getIndex(), parse.length() + 5);
        assertParsed(dtb, expected);
    }

    @Test(dataProvider="offsets")
    public void test_parse_endStringMatch_EmptyUTC(String pattern, String parse, ZoneOffset expected) throws Exception {
        ParsePosition pos = new ParsePosition(5);
        DateTimeBuilder dtb = getFormatter(pattern, "").parseToBuilder("OTHER" + parse, pos);
        assertEquals(pos.getIndex(), parse.length() + 5);
        assertParsed(dtb, expected);
    }

    //-----------------------------------------------------------------------
    @DataProvider(name="bigOffsets")
    Object[][] provider_bigOffsets() {
        return new Object[][] {
            {"+HH", "+59", 59 * 3600},
            {"+HH", "-19", -(19 * 3600)},

            {"+HHMM", "+1801", 18 * 3600 + 1 * 60},
            {"+HHMM", "-1801", -(18 * 3600 + 1 * 60)},

            {"+HH:MM", "+18:01", 18 * 3600 + 1 * 60},
            {"+HH:MM", "-18:01", -(18 * 3600 + 1 * 60)},

            {"+HHMMss", "+180103", 18 * 3600 + 1 * 60 + 3},
            {"+HHMMss", "-180103", -(18 * 3600 + 1 * 60 + 3)},

            {"+HH:MM:ss", "+18:01:03", 18 * 3600 + 1 * 60 + 3},
            {"+HH:MM:ss", "-18:01:03", -(18 * 3600 + 1 * 60 + 3)},

            {"+HHMMSS", "+180103", 18 * 3600 + 1 * 60 + 3},
            {"+HHMMSS", "-180103", -(18 * 3600 + 1 * 60 + 3)},

            {"+HH:MM:SS", "+18:01:03", 18 * 3600 + 1 * 60 + 3},
            {"+HH:MM:SS", "-18:01:03", -(18 * 3600 + 1 * 60 + 3)},
        };
    }

    @Test(dataProvider="bigOffsets")
    public void test_parse_bigOffsets(String pattern, String parse, long offsetSecs) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter(pattern, "").parseToBuilder(parse, pos);
        assertEquals(pos.getIndex(), parse.length());
        assertEquals(dtb.getLong(OFFSET_SECONDS), offsetSecs);
    }

    //-----------------------------------------------------------------------
    @DataProvider(name="badOffsets")
    Object[][] provider_badOffsets() {
        return new Object[][] {
            {"+HH", "+1", 0},
            {"+HH", "-1", 0},
            {"+HH", "01", 0},
            {"+HH", "01", 0},
            {"+HH", "+AA", 0},

            {"+HHMM", "+1", 0},
            {"+HHMM", "+01", 0},
            {"+HHMM", "+001", 0},
            {"+HHMM", "0102", 0},
            {"+HHMM", "+01:02", 0},
            {"+HHMM", "+AAAA", 0},

            {"+HH:MM", "+1", 0},
            {"+HH:MM", "+01", 0},
            {"+HH:MM", "+0:01", 0},
            {"+HH:MM", "+00:1", 0},
            {"+HH:MM", "+0:1", 0},
            {"+HH:MM", "+:", 0},
            {"+HH:MM", "01:02", 0},
            {"+HH:MM", "+0102", 0},
            {"+HH:MM", "+AA:AA", 0},

            {"+HHMMss", "+1", 0},
            {"+HHMMss", "+01", 0},
            {"+HHMMss", "+001", 0},
            {"+HHMMss", "0102", 0},
            {"+HHMMss", "+01:02", 0},
            {"+HHMMss", "+AAAA", 0},

            {"+HH:MM:ss", "+1", 0},
            {"+HH:MM:ss", "+01", 0},
            {"+HH:MM:ss", "+0:01", 0},
            {"+HH:MM:ss", "+00:1", 0},
            {"+HH:MM:ss", "+0:1", 0},
            {"+HH:MM:ss", "+:", 0},
            {"+HH:MM:ss", "01:02", 0},
            {"+HH:MM:ss", "+0102", 0},
            {"+HH:MM:ss", "+AA:AA", 0},

            {"+HHMMSS", "+1", 0},
            {"+HHMMSS", "+01", 0},
            {"+HHMMSS", "+001", 0},
            {"+HHMMSS", "0102", 0},
            {"+HHMMSS", "+01:02", 0},
            {"+HHMMSS", "+AAAA", 0},

            {"+HH:MM:SS", "+1", 0},
            {"+HH:MM:SS", "+01", 0},
            {"+HH:MM:SS", "+0:01", 0},
            {"+HH:MM:SS", "+00:1", 0},
            {"+HH:MM:SS", "+0:1", 0},
            {"+HH:MM:SS", "+:", 0},
            {"+HH:MM:SS", "01:02", 0},
            {"+HH:MM:SS", "+0102", 0},
            {"+HH:MM:SS", "+AA:AA", 0},
        };
    }

    @Test(dataProvider="badOffsets")
    public void test_parse_invalid(String pattern, String parse, int expectedPosition) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter(pattern, "Z").parseToBuilder(parse, pos);
        assertEquals(pos.getErrorIndex(), expectedPosition);
    }

    //-----------------------------------------------------------------------
    //-----------------------------------------------------------------------
    //-----------------------------------------------------------------------
    public void test_parse_caseSensitiveUTC_matchedCase() throws Exception {
        setCaseSensitive(true);
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("Z", pos);
        assertEquals(pos.getIndex(), 1);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_caseSensitiveUTC_unmatchedCase() throws Exception {
        setCaseSensitive(true);
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("z", pos);
        assertEquals(pos.getErrorIndex(), 0);
        assertEquals(dtb, null);
    }

    public void test_parse_caseInsensitiveUTC_matchedCase() throws Exception {
        setCaseSensitive(false);
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("Z", pos);
        assertEquals(pos.getIndex(), 1);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    public void test_parse_caseInsensitiveUTC_unmatchedCase() throws Exception {
        setCaseSensitive(false);
        ParsePosition pos = new ParsePosition(0);
        DateTimeBuilder dtb = getFormatter("+HH:MM:ss", "Z").parseToBuilder("z", pos);
        assertEquals(pos.getIndex(), 1);
        assertParsed(dtb, ZoneOffset.UTC);
    }

    private void assertParsed(DateTimeBuilder dtb, ZoneOffset expectedOffset) {
        if (expectedOffset == null) {
            assertEquals(dtb, null);
        } else {
            assertEquals(dtb.getFieldValueMap().size(), 1);
            assertEquals(dtb.getLong(OFFSET_SECONDS), (long) expectedOffset.getTotalSeconds());
        }
    }

}