tck/java/time/format/TCKLocalizedPrinterParser.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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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) 2010-2012, 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.
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 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
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package tck.java.time.format;

import static org.testng.Assert.assertEquals;

import java.text.DateFormat;
import java.text.ParsePosition;
import java.time.LocalDate;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeFormatterBuilder;
import java.time.format.FormatStyle;
import java.time.temporal.TemporalAccessor;
import java.util.Date;
import java.util.Locale;

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

/**
 * Test localized behavior of formatter.
 */
@Test
public class TCKLocalizedPrinterParser {

    // BEGIN Android-added: Clear DateFormat.is24Hour during test run (http://b/62651881).
    private Boolean originalIs24Hour;

    @BeforeMethod
    public void clearIs24Hour() {
        originalIs24Hour = DateFormat.is24Hour;
        DateFormat.set24HourTimePref(null);
    }

    @AfterMethod
    public void resetIs24Hour() {
        DateFormat.set24HourTimePref(originalIs24Hour);
    }
    // END Android-added: Clear DateFormat.is24Hour during test run (http://b/62651881).

    private DateTimeFormatterBuilder builder;
    private ParsePosition pos;

    @BeforeMethod
    public void setUp() {
        builder = new DateTimeFormatterBuilder();
        pos = new ParsePosition(0);
    }

    //-----------------------------------------------------------------------
    @Test(expectedExceptions=IllegalArgumentException.class)
    public void test_parse_negativePosition() {
        builder.appendLocalized(null, null);
    }

    //-----------------------------------------------------------------------
    @DataProvider(name="date")
    Object[][] data_date() {
        return new Object[][] {
                {LocalDate.of(2012, 6, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.UK},
                {LocalDate.of(2012, 6, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.US},
                {LocalDate.of(2012, 6, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.FRANCE},
                {LocalDate.of(2012, 6, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.JAPAN},

                {LocalDate.of(2012, 6, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.UK},
                {LocalDate.of(2012, 6, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.US},
                {LocalDate.of(2012, 6, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.FRANCE},
                {LocalDate.of(2012, 6, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.JAPAN},

                {LocalDate.of(2012, 6, 30), FormatStyle.LONG, DateFormat.LONG, Locale.UK},
                {LocalDate.of(2012, 6, 30), FormatStyle.LONG, DateFormat.LONG, Locale.US},
                {LocalDate.of(2012, 6, 30), FormatStyle.LONG, DateFormat.LONG, Locale.FRANCE},
                {LocalDate.of(2012, 6, 30), FormatStyle.LONG, DateFormat.LONG, Locale.JAPAN},

                {LocalDate.of(2012, 6, 30), FormatStyle.FULL, DateFormat.FULL, Locale.UK},
                {LocalDate.of(2012, 6, 30), FormatStyle.FULL, DateFormat.FULL, Locale.US},
                {LocalDate.of(2012, 6, 30), FormatStyle.FULL, DateFormat.FULL, Locale.FRANCE},
                {LocalDate.of(2012, 6, 30), FormatStyle.FULL, DateFormat.FULL, Locale.JAPAN},
        };
    }

    @SuppressWarnings("deprecation")
    @Test(dataProvider="date")
    public void test_date_print(LocalDate date, FormatStyle dateStyle, int dateStyleOld, Locale locale) {
        DateFormat old = DateFormat.getDateInstance(dateStyleOld, locale);
        Date oldDate = new Date(date.getYear() - 1900, date.getMonthValue() - 1, date.getDayOfMonth());
        String text = old.format(oldDate);

        DateTimeFormatter f = builder.appendLocalized(dateStyle, null).toFormatter(locale);
        String formatted = f.format(date);
        assertEquals(formatted, text);
    }

    @SuppressWarnings("deprecation")
    @Test(dataProvider="date")
    public void test_date_parse(LocalDate date, FormatStyle dateStyle, int dateStyleOld, Locale locale) {
        DateFormat old = DateFormat.getDateInstance(dateStyleOld, locale);
        Date oldDate = new Date(date.getYear() - 1900, date.getMonthValue() - 1, date.getDayOfMonth());
        String text = old.format(oldDate);

        DateTimeFormatter f = builder.appendLocalized(dateStyle, null).toFormatter(locale);
        TemporalAccessor parsed = f.parse(text, pos);
        assertEquals(pos.getIndex(), text.length());
        assertEquals(pos.getErrorIndex(), -1);
        assertEquals(LocalDate.from(parsed), date);
    }

    //-----------------------------------------------------------------------
    @DataProvider(name="time")
    Object[][] data_time() {
        return new Object[][] {
                {LocalTime.of(11, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.UK},
                {LocalTime.of(11, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.US},
                {LocalTime.of(11, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.FRANCE},
                {LocalTime.of(11, 30), FormatStyle.SHORT, DateFormat.SHORT, Locale.JAPAN},

                {LocalTime.of(11, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.UK},
                {LocalTime.of(11, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.US},
                {LocalTime.of(11, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.FRANCE},
                {LocalTime.of(11, 30), FormatStyle.MEDIUM, DateFormat.MEDIUM, Locale.JAPAN},

                // these localized patterns include "z" which isn't available from LocalTime
//                {LocalTime.of(11, 30), FormatStyle.LONG, DateFormat.LONG, Locale.UK},
//                {LocalTime.of(11, 30), FormatStyle.LONG, DateFormat.LONG, Locale.US},
//                {LocalTime.of(11, 30), FormatStyle.LONG, DateFormat.LONG, Locale.FRANCE},
//                {LocalTime.of(11, 30), FormatStyle.LONG, DateFormat.LONG, Locale.JAPAN},
//
//                {LocalTime.of(11, 30), FormatStyle.FULL, DateFormat.FULL, Locale.UK},
//                {LocalTime.of(11, 30), FormatStyle.FULL, DateFormat.FULL, Locale.US},
//                {LocalTime.of(11, 30), FormatStyle.FULL, DateFormat.FULL, Locale.FRANCE},
//                {LocalTime.of(11, 30), FormatStyle.FULL, DateFormat.FULL, Locale.JAPAN},
        };
    }

    @SuppressWarnings("deprecation")
    @Test(dataProvider="time")
    public void test_time_print(LocalTime time, FormatStyle timeStyle, int timeStyleOld, Locale locale) {
        DateFormat old = DateFormat.getTimeInstance(timeStyleOld, locale);
        Date oldDate = new Date(1970, 0, 0, time.getHour(), time.getMinute(), time.getSecond());
        String text = old.format(oldDate);

        DateTimeFormatter f = builder.appendLocalized(null, timeStyle).toFormatter(locale);
        String formatted = f.format(time);
        assertEquals(formatted, text);
    }

    @SuppressWarnings("deprecation")
    @Test(dataProvider="time")
    public void test_time_parse(LocalTime time, FormatStyle timeStyle, int timeStyleOld, Locale locale) {
        DateFormat old = DateFormat.getTimeInstance(timeStyleOld, locale);
        Date oldDate = new Date(1970, 0, 0, time.getHour(), time.getMinute(), time.getSecond());
        String text = old.format(oldDate);

        DateTimeFormatter f = builder.appendLocalized(null, timeStyle).toFormatter(locale);
        TemporalAccessor parsed = f.parse(text, pos);
        assertEquals(pos.getIndex(), text.length());
        assertEquals(pos.getErrorIndex(), -1);
        assertEquals(LocalTime.from(parsed), time);
    }

}