/*
 * 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
 * under the terms of the GNU General Public License version 2 only, as
 * 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * questions.
 */

/*
 * 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.
 *
 *  * 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
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package test.java.time.format;

import static java.time.temporal.ChronoField.DAY_OF_MONTH;
import static java.time.temporal.ChronoField.DAY_OF_WEEK;
import static java.time.temporal.ChronoField.MONTH_OF_YEAR;
import static java.time.temporal.IsoFields.QUARTER_OF_YEAR;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import com.tngtech.java.junit.dataprovider.DataProvider;
import com.tngtech.java.junit.dataprovider.DataProviderRunner;
import com.tngtech.java.junit.dataprovider.UseDataProvider;
import java.text.ParsePosition;
import java.time.DayOfWeek;
import java.time.format.DateTimeFormatter;
import java.time.format.TextStyle;
import java.time.temporal.TemporalAccessor;
import java.time.temporal.TemporalField;
import java.util.Locale;

import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * Test TextPrinterParser.
 */
@RunWith(DataProviderRunner.class)
public class TestTextParser extends AbstractTestPrinterParser {
    static final Locale RUSSIAN = new Locale("ru");
    static final Locale FINNISH = new Locale("fi");

    //-----------------------------------------------------------------------
    @DataProvider
    public static Object[][] data_error() {
        return new Object[][] {
            {DAY_OF_WEEK, TextStyle.FULL, "Monday", -1, IndexOutOfBoundsException.class},
            {DAY_OF_WEEK, TextStyle.FULL, "Monday", 7, IndexOutOfBoundsException.class},
        };
    }

    @Test
    @UseDataProvider("data_error")
    public void test_parse_error(TemporalField field, TextStyle style, String text, int pos, Class<?> expected) {
        try {
            getFormatter(field, style).parseUnresolved(text, new ParsePosition(pos));
        } catch (RuntimeException ex) {
            assertTrue(expected.isInstance(ex));
        }
    }

    //-----------------------------------------------------------------------
    @Test
    public void test_parse_midStr() throws Exception {
        ParsePosition pos = new ParsePosition(3);
        assertEquals(getFormatter(DAY_OF_WEEK, TextStyle.FULL)
                     .parseUnresolved("XxxMondayXxx", pos)
                     .getLong(DAY_OF_WEEK), 1L);
        assertEquals(pos.getIndex(), 9);
    }

    @Test
    public void test_parse_remainderIgnored() throws Exception {
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(DAY_OF_WEEK, TextStyle.SHORT)
                     .parseUnresolved("Wednesday", pos)
                     .getLong(DAY_OF_WEEK), 3L);
        assertEquals(pos.getIndex(), 3);
    }

    //-----------------------------------------------------------------------
    @Test
    public void test_parse_noMatch1() throws Exception {
        ParsePosition pos = new ParsePosition(0);
        TemporalAccessor parsed =
            getFormatter(DAY_OF_WEEK, TextStyle.FULL).parseUnresolved("Munday", pos);
        assertEquals(pos.getErrorIndex(), 0);
        assertEquals(parsed, null);
    }

    @Test
    public void test_parse_noMatch2() throws Exception {
        ParsePosition pos = new ParsePosition(3);
        TemporalAccessor parsed =
            getFormatter(DAY_OF_WEEK, TextStyle.FULL).parseUnresolved("Monday", pos);
        assertEquals(pos.getErrorIndex(), 3);
        assertEquals(parsed, null);
    }

    @Test
    public void test_parse_noMatch_atEnd() throws Exception {
        ParsePosition pos = new ParsePosition(6);
        TemporalAccessor parsed =
            getFormatter(DAY_OF_WEEK, TextStyle.FULL).parseUnresolved("Monday", pos);
        assertEquals(pos.getErrorIndex(), 6);
        assertEquals(parsed, null);
    }

    //-----------------------------------------------------------------------
    @DataProvider
    public static Object[][] provider_text() {
        return new Object[][] {
            {DAY_OF_WEEK, TextStyle.FULL, 1, "Monday"},
            {DAY_OF_WEEK, TextStyle.FULL, 2, "Tuesday"},
            {DAY_OF_WEEK, TextStyle.FULL, 3, "Wednesday"},
            {DAY_OF_WEEK, TextStyle.FULL, 4, "Thursday"},
            {DAY_OF_WEEK, TextStyle.FULL, 5, "Friday"},
            {DAY_OF_WEEK, TextStyle.FULL, 6, "Saturday"},
            {DAY_OF_WEEK, TextStyle.FULL, 7, "Sunday"},

            {DAY_OF_WEEK, TextStyle.SHORT, 1, "Mon"},
            {DAY_OF_WEEK, TextStyle.SHORT, 2, "Tue"},
            {DAY_OF_WEEK, TextStyle.SHORT, 3, "Wed"},
            {DAY_OF_WEEK, TextStyle.SHORT, 4, "Thu"},
            {DAY_OF_WEEK, TextStyle.SHORT, 5, "Fri"},
            {DAY_OF_WEEK, TextStyle.SHORT, 6, "Sat"},
            {DAY_OF_WEEK, TextStyle.SHORT, 7, "Sun"},

            {MONTH_OF_YEAR, TextStyle.FULL, 1, "January"},
            {MONTH_OF_YEAR, TextStyle.FULL, 12, "December"},

            {MONTH_OF_YEAR, TextStyle.SHORT, 1, "Jan"},
            {MONTH_OF_YEAR, TextStyle.SHORT, 12, "Dec"},

            {QUARTER_OF_YEAR, TextStyle.FULL, 1, "1st quarter"},
            {QUARTER_OF_YEAR, TextStyle.FULL, 2, "2nd quarter"},
            {QUARTER_OF_YEAR, TextStyle.FULL, 3, "3rd quarter"},
            {QUARTER_OF_YEAR, TextStyle.FULL, 4, "4th quarter"},

            {QUARTER_OF_YEAR, TextStyle.SHORT, 1, "Q1"},
            {QUARTER_OF_YEAR, TextStyle.SHORT, 2, "Q2"},
            {QUARTER_OF_YEAR, TextStyle.SHORT, 3, "Q3"},
            {QUARTER_OF_YEAR, TextStyle.SHORT, 4, "Q4"},

            {QUARTER_OF_YEAR, TextStyle.NARROW, 1, "1"},
            {QUARTER_OF_YEAR, TextStyle.NARROW, 2, "2"},
            {QUARTER_OF_YEAR, TextStyle.NARROW, 3, "3"},
            {QUARTER_OF_YEAR, TextStyle.NARROW, 4, "4"},
       };
    }

    @DataProvider
    public static Object[][] provider_number() {
        return new Object[][] {
            {DAY_OF_MONTH, TextStyle.FULL, 1, "1"},
            {DAY_OF_MONTH, TextStyle.FULL, 2, "2"},
            {DAY_OF_MONTH, TextStyle.FULL, 30, "30"},
            {DAY_OF_MONTH, TextStyle.FULL, 31, "31"},

            {DAY_OF_MONTH, TextStyle.SHORT, 1, "1"},
            {DAY_OF_MONTH, TextStyle.SHORT, 2, "2"},
            {DAY_OF_MONTH, TextStyle.SHORT, 30, "30"},
            {DAY_OF_MONTH, TextStyle.SHORT, 31, "31"},
       };
    }

    // Test data is dependent on localized resources.
    @DataProvider
    public static Object[][] providerStandaloneText() {
        // Locale, TemporalField, TextStyle, expected value, input text
        return new Object[][] {
            // Android-changed: CLDR provides russian days/months in lower-case and with a fullstop.
            {RUSSIAN, MONTH_OF_YEAR, TextStyle.FULL_STANDALONE,   1, "\u044f\u043d\u0432\u0430\u0440\u044c" },
            {RUSSIAN, MONTH_OF_YEAR, TextStyle.FULL_STANDALONE,  12, "\u0434\u0435\u043a\u0430\u0431\u0440\u044c" },
            {RUSSIAN, MONTH_OF_YEAR, TextStyle.SHORT_STANDALONE,  1, "\u044f\u043d\u0432." },
            {RUSSIAN, MONTH_OF_YEAR, TextStyle.SHORT_STANDALONE, 12, "\u0434\u0435\u043a." },
            {FINNISH, DAY_OF_WEEK,   TextStyle.FULL_STANDALONE,   2, "tiistai"},
            {FINNISH, DAY_OF_WEEK,   TextStyle.SHORT_STANDALONE,  2, "ti"},
        };
    }

    @DataProvider
    public static Object[][] providerDayOfWeekData() {
        return new Object[][] {
            // Locale, pattern, input text, expected DayOfWeek
            {Locale.US, "e",  "1",  DayOfWeek.SUNDAY},
            {Locale.US, "ee", "01", DayOfWeek.SUNDAY},
            {Locale.US, "c",  "1",  DayOfWeek.SUNDAY},

            {Locale.UK, "e",  "1",  DayOfWeek.MONDAY},
            {Locale.UK, "ee", "01", DayOfWeek.MONDAY},
            {Locale.UK, "c",  "1",  DayOfWeek.MONDAY},
        };
    }

    // Test data is dependent on localized resources.
    @DataProvider
    public static Object[][] providerLenientText() {
        // Locale, TemporalField, expected value, input text
        return new Object[][] {
            // Android-changed: CLDR provides russian months in lower-case and with a fullstop.
            {RUSSIAN, MONTH_OF_YEAR, 1, "\u044f\u043d\u0432\u0430\u0440\u044f" }, // full format
            {RUSSIAN, MONTH_OF_YEAR, 1, "\u044f\u043d\u0432\u0430\u0440\u044c" }, // full standalone
            {RUSSIAN, MONTH_OF_YEAR, 1, "\u044f\u043d\u0432." },  // short format
            {RUSSIAN, MONTH_OF_YEAR, 1, "\u044f\u043d\u0432." }, // short standalone
        };
    }

    @Test
    @UseDataProvider("provider_text")
    public void test_parseText(TemporalField field, TextStyle style, int value, String input) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(field, style).parseUnresolved(input, pos).getLong(field), (long) value);
        assertEquals(pos.getIndex(), input.length());
    }

    @Test
    @UseDataProvider("provider_number")
    public void test_parseNumber(TemporalField field, TextStyle style, int value, String input) throws Exception {
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(field, style).parseUnresolved(input, pos).getLong(field), (long) value);
        assertEquals(pos.getIndex(), input.length());
    }

    @Test
    @UseDataProvider("providerStandaloneText")
    public void test_parseStandaloneText(Locale locale, TemporalField field, TextStyle style, int expectedValue, String input) {
        DateTimeFormatter formatter = getFormatter(field, style).withLocale(locale);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(formatter.parseUnresolved(input, pos).getLong(field), (long) expectedValue);
        assertEquals(pos.getIndex(), input.length());
    }

    @Test
    @UseDataProvider("providerDayOfWeekData")
    public void test_parseDayOfWeekText(Locale locale, String pattern, String input, DayOfWeek expected) {
        DateTimeFormatter formatter = getPatternFormatter(pattern).withLocale(locale);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(DayOfWeek.from(formatter.parse(input, pos)), expected);
        assertEquals(pos.getIndex(), input.length());
    }

    //-----------------------------------------------------------------------
    @Test
    @UseDataProvider("provider_text")
    public void test_parse_strict_caseSensitive_parseUpper(TemporalField field, TextStyle style, int value, String input) throws Exception {
        if (input.equals(input.toUpperCase(Locale.ROOT))) {
            // Skip if the given input is all upper case (e.g., "Q1")
            return;
        }
        setCaseSensitive(true);
        ParsePosition pos = new ParsePosition(0);
        getFormatter(field, style).parseUnresolved(input.toUpperCase(Locale.ROOT), pos);
        assertEquals(pos.getErrorIndex(), 0);
    }

    @Test
    @UseDataProvider("provider_text")
    public void test_parse_strict_caseInsensitive_parseUpper(TemporalField field, TextStyle style, int value, String input) throws Exception {
        setCaseSensitive(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(field, style).parseUnresolved(input.toUpperCase(Locale.ROOT), pos).getLong(field), (long) value);
        assertEquals(pos.getIndex(), input.length());
    }

    //-----------------------------------------------------------------------
    @Test
    @UseDataProvider("provider_text")
    public void test_parse_strict_caseSensitive_parseLower(TemporalField field, TextStyle style, int value, String input) throws Exception {
        if (input.equals(input.toLowerCase(Locale.ROOT))) {
            // Skip if the given input is all lower case (e.g., "1st quarter")
            return;
        }
        setCaseSensitive(true);
        ParsePosition pos = new ParsePosition(0);
        getFormatter(field, style).parseUnresolved(input.toLowerCase(Locale.ROOT), pos);
        assertEquals(pos.getErrorIndex(), 0);
    }

    @Test
    @UseDataProvider("provider_text")
    public void test_parse_strict_caseInsensitive_parseLower(TemporalField field, TextStyle style, int value, String input) throws Exception {
        setCaseSensitive(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(field, style).parseUnresolved(input.toLowerCase(Locale.ROOT), pos).getLong(field), (long) value);
        assertEquals(pos.getIndex(), input.length());
    }

    //-----------------------------------------------------------------------
    //-----------------------------------------------------------------------
    //-----------------------------------------------------------------------
    @Test
    public void test_parse_full_strict_full_match() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.FULL).parseUnresolved("January", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 7);
    }

    @Test
    public void test_parse_full_strict_short_noMatch() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        getFormatter(MONTH_OF_YEAR, TextStyle.FULL).parseUnresolved("Janua", pos);
        assertEquals(pos.getErrorIndex(), 0);
    }

    @Test
    public void test_parse_full_strict_number_noMatch() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        getFormatter(MONTH_OF_YEAR, TextStyle.FULL).parseUnresolved("1", pos);
        assertEquals(pos.getErrorIndex(), 0);
    }

    //-----------------------------------------------------------------------
    @Test
    public void test_parse_short_strict_full_match() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).parseUnresolved("January", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 3);
    }

    @Test
    public void test_parse_short_strict_short_match() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).parseUnresolved("Janua", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 3);
    }

    @Test
    public void test_parse_short_strict_number_noMatch() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).parseUnresolved("1", pos);
        assertEquals(pos.getErrorIndex(), 0);
    }

    //-----------------------------------------------------------------------
    @Test
    public void test_parse_french_short_strict_full_noMatch() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).withLocale(Locale.FRENCH)
                                                    .parseUnresolved("janvier", pos);
        assertEquals(pos.getErrorIndex(), 0);
    }

    @Test
    public void test_parse_french_short_strict_short_match() throws Exception {
        setStrict(true);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).withLocale(Locale.FRENCH)
                                                                 .parseUnresolved("janv.", pos)
                                                                 .getLong(MONTH_OF_YEAR),
                     1L);
        assertEquals(pos.getIndex(), 5);
    }

    //-----------------------------------------------------------------------
    @Test
    public void test_parse_full_lenient_full_match() throws Exception {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.FULL).parseUnresolved("January.", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 7);
    }

    @Test
    public void test_parse_full_lenient_short_match() throws Exception {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.FULL).parseUnresolved("Janua", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 3);
    }

    @Test
    public void test_parse_full_lenient_number_match() throws Exception {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.FULL).parseUnresolved("1", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 1);
    }

    //-----------------------------------------------------------------------
    @Test
    public void test_parse_short_lenient_full_match() throws Exception {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).parseUnresolved("January", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 7);
    }

    @Test
    public void test_parse_short_lenient_short_match() throws Exception {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).parseUnresolved("Janua", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 3);
    }

    @Test
    public void test_parse_short_lenient_number_match() throws Exception {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        assertEquals(getFormatter(MONTH_OF_YEAR, TextStyle.SHORT).parseUnresolved("1", pos).getLong(MONTH_OF_YEAR), 1L);
        assertEquals(pos.getIndex(), 1);
    }

    @Test
    @UseDataProvider("providerLenientText")
    public void test_parseLenientText(Locale locale, TemporalField field, int expectedValue, String input) {
        setStrict(false);
        ParsePosition pos = new ParsePosition(0);
        DateTimeFormatter formatter = getFormatter(field).withLocale(locale);
        assertEquals(formatter.parseUnresolved(input, pos).getLong(field), (long) expectedValue);
        assertEquals(pos.getIndex(), input.length());
    }

}
