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/*
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 * Copyright (c) 2008-2012, Stephen Colebourne & Michael Nascimento Santos
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package tck.java.time.temporal;

import static org.testng.Assert.assertEquals;

import java.io.IOException;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeFormatterBuilder;
import java.time.format.ResolverStyle;
import java.time.temporal.ChronoField;
import java.time.temporal.IsoFields;
import java.time.temporal.JulianFields;
import java.time.temporal.TemporalField;

import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import tck.java.time.AbstractTCKTest;

/**
 * Test Julian Fields.
 */
@Test
public class TCKJulianFields extends AbstractTCKTest {

    private static final LocalDate JAN01_1970 = LocalDate.of(1970, 1, 1);
    private static final LocalDate DEC31_1969 = LocalDate.of(1969, 12, 31);
    private static final LocalDate NOV12_1945 = LocalDate.of(1945, 11, 12);
    private static final LocalDate JAN01_0001 = LocalDate.of(1, 1, 1);

    @DataProvider(name="samples")
    Object[][] data_samples() {
        return new Object[][] {
            {ChronoField.EPOCH_DAY, JAN01_1970, 0L},
            {JulianFields.JULIAN_DAY, JAN01_1970, 2400001L + 40587L},
            {JulianFields.MODIFIED_JULIAN_DAY, JAN01_1970, 40587L},
            {JulianFields.RATA_DIE, JAN01_1970, 710347L + (40587L - 31771L)},

            {ChronoField.EPOCH_DAY, DEC31_1969, -1L},
            {JulianFields.JULIAN_DAY, DEC31_1969, 2400001L + 40586L},
            {JulianFields.MODIFIED_JULIAN_DAY, DEC31_1969, 40586L},
            {JulianFields.RATA_DIE, DEC31_1969, 710347L + (40586L - 31771L)},

            {ChronoField.EPOCH_DAY, NOV12_1945, (-24 * 365 - 6) - 31 - 30 + 11},
            {JulianFields.JULIAN_DAY, NOV12_1945, 2431772L},
            {JulianFields.MODIFIED_JULIAN_DAY, NOV12_1945, 31771L},
            {JulianFields.RATA_DIE, NOV12_1945, 710347L},

            {ChronoField.EPOCH_DAY, JAN01_0001, (-24 * 365 - 6) - 31 - 30 + 11 - 710346L},
            {JulianFields.JULIAN_DAY, JAN01_0001, 2431772L - 710346L},
            {JulianFields.MODIFIED_JULIAN_DAY, JAN01_0001, 31771L - 710346L},
            {JulianFields.RATA_DIE, JAN01_0001, 1},
        };
    }

    //-----------------------------------------------------------------------
    public void test_basics() {
        assertEquals(JulianFields.JULIAN_DAY.isDateBased(), true);
        assertEquals(JulianFields.JULIAN_DAY.isTimeBased(), false);

        assertEquals(JulianFields.MODIFIED_JULIAN_DAY.isDateBased(), true);
        assertEquals(JulianFields.MODIFIED_JULIAN_DAY.isTimeBased(), false);

        assertEquals(JulianFields.RATA_DIE.isDateBased(), true);
        assertEquals(JulianFields.RATA_DIE.isTimeBased(), false);
    }

    //-----------------------------------------------------------------------
    @Test(dataProvider="samples")
    public void test_samples_get(TemporalField field, LocalDate date, long expected) {
        assertEquals(date.getLong(field), expected);
    }

    @Test(dataProvider="samples")
    public void test_samples_set(TemporalField field, LocalDate date, long value) {
        assertEquals(field.adjustInto(LocalDate.MAX, value), date);
        assertEquals(field.adjustInto(LocalDate.MIN, value), date);
        assertEquals(field.adjustInto(JAN01_1970, value), date);
        assertEquals(field.adjustInto(DEC31_1969, value), date);
        assertEquals(field.adjustInto(NOV12_1945, value), date);
    }

    //-----------------------------------------------------------------------
    @Test(dataProvider="samples")
    public void test_samples_parse_STRICT(TemporalField field, LocalDate date, long value) {
        DateTimeFormatter f = new DateTimeFormatterBuilder().appendValue(field)
                .toFormatter().withResolverStyle(ResolverStyle.STRICT);
        LocalDate parsed = LocalDate.parse(Long.toString(value), f);
        assertEquals(parsed, date);
    }

    @Test(dataProvider="samples")
    public void test_samples_parse_SMART(TemporalField field, LocalDate date, long value) {
        DateTimeFormatter f = new DateTimeFormatterBuilder().appendValue(field)
                .toFormatter().withResolverStyle(ResolverStyle.SMART);
        LocalDate parsed = LocalDate.parse(Long.toString(value), f);
        assertEquals(parsed, date);
    }

    @Test(dataProvider="samples")
    public void test_samples_parse_LENIENT(TemporalField field, LocalDate date, long value) {
        DateTimeFormatter f = new DateTimeFormatterBuilder().appendValue(field)
                .toFormatter().withResolverStyle(ResolverStyle.LENIENT);
        LocalDate parsed = LocalDate.parse(Long.toString(value), f);
        assertEquals(parsed, date);
    }

}