Quelle BasicDateTime.java Sprache: JAVA

/*
* Copyright (c) 2003, 2022, 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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*/

/* Type-specific source code for unit test
*
* Regenerate the BasicX classes via genBasic.sh whenever this file changes.
* We check in the generated source files so that the test tree can be used
* independently of the rest of the source tree.
*/

// -- This file was mechanically generated: Do not edit! -- //

import java.io.*;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.text.DateFormatSymbols;
import java.util.*;

import static java.util.Calendar.*;
import static java.util.SimpleTimeZone.*;
import java.util.regex.Pattern;

public class BasicDateTime extends Basic {
    private static void testDateTime(String fs, String exp, Calendar c) {
        testDateTime(fs, exp, c, true);
    }

    private static void testDateTime(String fs, String exp, Calendar c, boolean upper) {
        //---------------------------------------------------------------------
        // Date/Time conversions applicable to Calendar, Date, and long.
        //---------------------------------------------------------------------

        // Calendar
        test(fs, exp, c);
        test((Locale)null, fs, exp, c);
        test(Locale.US, fs, exp, c);

        // Date/long do not have timezone information so they will always use
        // the default timezone.
        String nexp = (fs.equals("%tZ") || fs.equals("%TZ")
                       || fs.equals("%tc") || fs.equals("%Tc")
                       ? exp.replace("PST", "GMT-08:00")
                       : exp);

        // Date (implemented via conversion to Calendar)
        Date d = c.getTime();
        test(fs, nexp, d);
        test((Locale)null, fs, nexp, d);
        test(Locale.US, fs, nexp, d);

        // long (implemented via conversion to Calendar)
        long l = c.getTimeInMillis();
        test(fs, nexp, l);
        test((Locale)null, fs, nexp, l);
        test(Locale.US, fs, nexp, l);

        if (upper)
            // repeat all tests for upper case variant (%T)
            testDateTime(Pattern.compile("t").matcher(fs).replaceFirst("T"),
                         exp.toUpperCase(), c, false);
    }

    private static void testHours() {
        for (int i = 0; i < 24; i++) {
            // GregorianCalendar(int year, int month, int dayOfMonth,
            //    int hourOfDay, int minute, int second);
            Calendar c = new GregorianCalendar(1995, MAY, 23, i, 48, 34);

            //-----------------------------------------------------------------
            // DateTime.HOUR_OF_DAY - 'k' (0 - 23) -- like H
            //-----------------------------------------------------------------
            String exp = Integer.toString(i);
            testDateTime("%tk", exp, c);

            //-----------------------------------------------------------------
            // DateTime.HOUR - 'l' (1 - 12) -- like I
            //-----------------------------------------------------------------
            int v = i % 12;
            v = (v == 0 ? 12 : v);
            String exp2 = Integer.toString(v);
            testDateTime("%tl", exp2, c);

            //-----------------------------------------------------------------
            // DateTime.HOUR_OF_DAY_0 - 'H' (00 - 23) [zero padded]
            //-----------------------------------------------------------------
            if (exp.length() < 2) exp = "0" + exp;
            testDateTime("%tH", exp, c);

            //-----------------------------------------------------------------
            // DateTime.HOUR_0 - 'I' (01 - 12)
            //-----------------------------------------------------------------
            if (exp2.length() < 2) exp2 = "0" + exp2;
            testDateTime("%tI", exp2, c);

            //-----------------------------------------------------------------
            // DateTime.AM_PM - (am or pm)
            //-----------------------------------------------------------------
            testDateTime("%tp", (i <12 ? "am" : "pm"), c);
        }
    }

    public static void test() {
        TimeZone.setDefault(TimeZone.getTimeZone("GMT-0800"));

        // Any characters not explicitly defined as conversions, date/time
        // conversion suffixes, or flags are illegal and are reserved for
        // future extensions.  Use of such a character in a format string will
        // cause an UnknownFormatConversionException or
        // UnknownFormatFlagsException to be thrown.
        tryCatch("%q", UnknownFormatConversionException.class);
        tryCatch("%t&", UnknownFormatConversionException.class);
        tryCatch("%&d", UnknownFormatConversionException.class);
        tryCatch("%^b", UnknownFormatConversionException.class);

        //---------------------------------------------------------------------
        // Formatter.java class javadoc examples
        //---------------------------------------------------------------------
        test(Locale.FRANCE, "e = %+10.4f", "e = +2,7183", Math.E);
        test("%4$2s %3$2s %2$2s %1$2s", " d c b a", "a", "b", "c", "d");
        test("Amount gained or lost since last statement: $ %,(.2f",
             "Amount gained or lost since last statement: $ (6,217.58)",
             (new BigDecimal("-6217.58")));
        Calendar c = new GregorianCalendar(1969, JULY, 20, 16, 17, 0);
        testSysOut("Local time: %tT", "Local time: 16:17:00", c);

        test("Unable to open file '%1$s': %2$s",
             "Unable to open file 'food': No such file or directory",
             "food", "No such file or directory");
        Calendar duke = new GregorianCalendar(1995, MAY, 23, 19, 48, 34);
        duke.set(Calendar.MILLISECOND, 584);
        test("Duke's Birthday: %1$tB %1$te, %1$tY",
             "Duke's Birthday: May 23, 1995",
             duke);
        test("Duke's Birthday: %1$tB %1$te, %1$tY",
             "Duke's Birthday: May 23, 1995",
             duke.getTime());
        test("Duke's Birthday: %1$tB %1$te, %1$tY",
             "Duke's Birthday: May 23, 1995",
             duke.getTimeInMillis());

        test("%4$s %3$s %2$s %1$s %4$s %3$s %2$s %1$s",
             "d c b a d c b a", "a", "b", "c", "d");
        test("%s %s %, "a b b b", "a", "b", "c", "d");
        test("%s %s %s %s", "a b c d", "a", "b", "c", "d");
        test("%2$s %s %, "b a a b", "a", "b", "c", "d");

        //---------------------------------------------------------------------
        // %b
        //
        // General conversion applicable to any argument.
        //---------------------------------------------------------------------
        test("%b", "true", true);
        test("%b", "false", false);
        test("%B", "TRUE", true);
        test("%B", "FALSE", false);
        test("%b", "true", Boolean.TRUE);
        test("%b", "false", Boolean.FALSE);
        test("%B", "TRUE", Boolean.TRUE);
        test("%B", "FALSE", Boolean.FALSE);
        test("%14b", " true", true);
        test("%-14b", "true ", true);
        test("%5.1b", " f", false);
        test("%-5.1b", "f ", false);

        test("%b", "true", "foo");
        test("%b", "false", (Object)null);

        // Boolean.java hardcodes the Strings for "true" and "false", so no
        // localization is possible.
        test(Locale.FRANCE, "%b", "true", true);
        test(Locale.FRANCE, "%b", "false", false);

        // If you pass in a single array to a varargs method, the compiler
        // uses it as the array of arguments rather than treating it as a
        // single array-type argument.
        test("%b", "false", (Object[])new String[2]);
        test("%b", "true", new String[2], new String[2]);

        int [] ia = { 1, 2, 3 };
        test("%b", "true", ia);

        //---------------------------------------------------------------------
        // %b - errors
        //---------------------------------------------------------------------
        tryCatch("%#b", FormatFlagsConversionMismatchException.class);
        tryCatch("%-b", MissingFormatWidthException.class);
        // correct or side-effect of implementation?
        tryCatch("%.b", UnknownFormatConversionException.class);
        tryCatch("%,b", FormatFlagsConversionMismatchException.class);

        //---------------------------------------------------------------------
        // %c
        //
        // General conversion applicable to any argument.
        //---------------------------------------------------------------------
        test("%c", "i", 'i');
        test("%C", "I", 'i');
        test("%4c",  " i", 'i');
        test("%-4c", "i ", 'i');
        test("%4C",  " I", 'i');
        test("%-4C", "I ", 'i');
        test("%c", "i", Character.valueOf('i'));
        test("%c", "H", (byte) 72);
        test("%c", "i", (short) 105);
        test("%c", "!", (int) 33);
        test("%c", "\u007F", Byte.MAX_VALUE);
        test("%c", new String(Character.toChars(Short.MAX_VALUE)),
             Short.MAX_VALUE);
        test("%c", "null", (Object) null);

        //---------------------------------------------------------------------
        // %c - errors
        //---------------------------------------------------------------------
        tryCatch("%c", IllegalFormatConversionException.class,
                 Boolean.TRUE);
        tryCatch("%c", IllegalFormatConversionException.class,
                 (float) 0.1);
        tryCatch("%c", IllegalFormatConversionException.class,
                 new Object());
        tryCatch("%c", IllegalFormatCodePointException.class,
                 Byte.MIN_VALUE);
        tryCatch("%c", IllegalFormatCodePointException.class,
                 Short.MIN_VALUE);
        tryCatch("%c", IllegalFormatCodePointException.class,
                 Integer.MIN_VALUE);
        tryCatch("%c", IllegalFormatCodePointException.class,
                 Integer.MAX_VALUE);

        tryCatch("%#c", FormatFlagsConversionMismatchException.class);
        tryCatch("%,c", FormatFlagsConversionMismatchException.class);
        tryCatch("%(c", FormatFlagsConversionMismatchException.class);
        tryCatch("%$c", UnknownFormatConversionException.class);
        tryCatch("%.2c", IllegalFormatPrecisionException.class);

        //---------------------------------------------------------------------
        // %s
        //
        // General conversion applicable to any argument.
        //---------------------------------------------------------------------
        test("%s", "Hello, Duke", "Hello, Duke");
        test("%S", "HELLO, DUKE", "Hello, Duke");
        test("%20S", " HELLO, DUKE", "Hello, Duke");
        test("%20s", " Hello, Duke", "Hello, Duke");
        test("%-20s", "Hello, Duke ", "Hello, Duke");
        test("%-20.5s", "Hello ", "Hello, Duke");
        test("%s", "null", (Object)null);

        StringBuffer sb = new StringBuffer("foo bar");
        test("%s", sb.toString(), sb);
        test("%S", sb.toString().toUpperCase(), sb);

        //---------------------------------------------------------------------
        // %s - errors
        //---------------------------------------------------------------------
        tryCatch("%-s", MissingFormatWidthException.class);
        tryCatch("%--s", DuplicateFormatFlagsException.class);
        tryCatch("%#s", FormatFlagsConversionMismatchException.class, 0);
        tryCatch("%#s", FormatFlagsConversionMismatchException.class, 0.5f);
        tryCatch("%#s", FormatFlagsConversionMismatchException.class, "hello");
        tryCatch("%#s", FormatFlagsConversionMismatchException.class, (Object)null);

        //---------------------------------------------------------------------
        // %h
        //
        // General conversion applicable to any argument.
        //---------------------------------------------------------------------
        test("%h", Integer.toHexString("Hello, Duke".hashCode()),
             "Hello, Duke");
        test("%10h", " ddf63471", "Hello, Duke");
        test("%-10h", "ddf63471 ", "Hello, Duke");
        test("%-10H", "DDF63471 ", "Hello, Duke");
        test("%10h", " 402e0000", 15.0);
        test("%10H", " 402E0000", 15.0);

        //---------------------------------------------------------------------
        // %h - errors
        //---------------------------------------------------------------------
        tryCatch("%#h", FormatFlagsConversionMismatchException.class);

        //---------------------------------------------------------------------
        // flag/conversion errors
        //---------------------------------------------------------------------
        tryCatch("%F", UnknownFormatConversionException.class);

        tryCatch("%#g", FormatFlagsConversionMismatchException.class);

        //---------------------------------------------------------------------
        // %t
        //
        // Date/Time conversions applicable to Calendar, Date, and long.
        //---------------------------------------------------------------------
        test("%tA", "null", (Object)null);
        test("%TA", "NULL", (Object)null);

        //---------------------------------------------------------------------
        // %t - errors
        //---------------------------------------------------------------------
        tryCatch("%t", UnknownFormatConversionException.class);
        tryCatch("%T", UnknownFormatConversionException.class);
        tryCatch("%tP", UnknownFormatConversionException.class);
        tryCatch("%TP", UnknownFormatConversionException.class);
        tryCatch("%.5tB", IllegalFormatPrecisionException.class);
        tryCatch("%#tB", FormatFlagsConversionMismatchException.class);
        tryCatch("%-tB", MissingFormatWidthException.class);

        //---------------------------------------------------------------------
        // %t - create test Calendar
        //---------------------------------------------------------------------

        // Get the supported ids for GMT-08:00 (Pacific Standard Time)
        String[] ids = TimeZone.getAvailableIDs(-8 * 60 * 60 * 1000);
        // Create a Pacific Standard Time time zone
        SimpleTimeZone tz = new SimpleTimeZone(-8 * 60 * 60 * 1000, ids[0]);
        // public GregorianCalendar(TimeZone zone, Locale aLocale);
        Calendar c0 = new GregorianCalendar(tz, Locale.US);
        // public final void set(int year, int month, int date,
        //     int hourOfDay, int minute, int second);
        c0.set(1995, MAY, 23, 19, 48, 34);
        c0.set(Calendar.MILLISECOND, 584);

        //---------------------------------------------------------------------
        // %t - Minutes, {nano,milli}*seconds
        //
        // testDateTime() verifies the expected output for all applicable types
        // (Calendar, Date, and long).  It also verifies output for "%t" and
        // "%T". Thus it is sufficient to invoke that method once per
        // conversion/expected output.
        //---------------------------------------------------------------------
        testDateTime("%tM", "48", c0);
        testDateTime("%tN", "584000000", c0);
        testDateTime("%tL", "584", c0);
//      testDateTime("%tQ", "801283714584", c0);

        testDateTime("%ts", String.valueOf(c0.getTimeInMillis() / 1000), c0);
        testDateTime("%tS", "34", c0);
        testDateTime("%tT", "19:48:34", c0);

        //---------------------------------------------------------------------
        // %t - Hours, morning/afternoon markers
        //
        // testHours() iterates through all twenty-four hours to verify
        // numeric return value and morning/afternoon markers.
        //---------------------------------------------------------------------
        testHours();

        //---------------------------------------------------------------------
        // %t - Portions of date [ day, month, dates, weeks ]
        //---------------------------------------------------------------------
        testDateTime("%ta", "Tue", c0);
        testDateTime("%tA", "Tuesday", c0);
        testDateTime("%tb", "May", c0);
        testDateTime("%tB", "May", c0);
        testDateTime("%tC", "19", c0);
        testDateTime("%td", "23", c0);
        testDateTime("%te", "23", c0);
        testDateTime("%th", "May", c0);
        testDateTime("%tj", "143", c0);
        testDateTime("%tm", "05", c0);
        testDateTime("%ty", "95", c0);
        testDateTime("%tY", "1995", c0);

        //---------------------------------------------------------------------
        // %t - TimeZone
        //---------------------------------------------------------------------
        testDateTime("%tz", "-0800", c0);
        testDateTime("%tZ", "PST", c0);

        //---------------------------------------------------------------------
        // %tz should always adjust for DST
        //---------------------------------------------------------------------
        TimeZone dtz = TimeZone.getDefault();

        // Artificial TimeZone based on PST with 3:15 DST always in effect
        TimeZone atz = new SimpleTimeZone(-8 * 60 * 60 * 1000, "AlwaysDST",
            JANUARY, 1, 0, 0, STANDARD_TIME,
            // 24hrs - 1m = 60 * 60 * 1000 * 24 - 1
            DECEMBER, 31, 0, 60 * 60 * 1000 * 24 - 1, STANDARD_TIME,
            (int)(60 * 60 * 1000 * 3.25));
        TimeZone.setDefault(atz);
        testDateTime("%tz", "-0445", Calendar.getInstance(atz));

        // Restore the TimeZone and verify
        TimeZone.setDefault(dtz);
        if (atz.hasSameRules(TimeZone.getDefault()))
            throw new RuntimeException("Default TimeZone not restored");

        //---------------------------------------------------------------------
        // %t - Composites
        //---------------------------------------------------------------------
        testDateTime("%tr", "07:48:34 PM", c0);
        testDateTime("%tR", "19:48", c0);
        testDateTime("%tc", "Tue May 23 19:48:34 PST 1995", c0);
        testDateTime("%tD", "05/23/95", c0);
        testDateTime("%tF", "1995-05-23", c0);
        testDateTime("%-12tF", "1995-05-23 ", c0);
        testDateTime("%12tF", " 1995-05-23", c0);

        //---------------------------------------------------------------------
        // %n
        //---------------------------------------------------------------------
        test("%n", System.getProperty("line.separator"), (Object)null);
        test("%n", System.getProperty("line.separator"), "");

        tryCatch("%,n", IllegalFormatFlagsException.class);
        tryCatch("%.n", UnknownFormatConversionException.class);
        tryCatch("%5.n", UnknownFormatConversionException.class);
        tryCatch("%5n", IllegalFormatWidthException.class);
        tryCatch("%.7n", IllegalFormatPrecisionException.class);
        tryCatch("%, IllegalFormatFlagsException.class);

        //---------------------------------------------------------------------
        // %%
        //---------------------------------------------------------------------
        test("%%", "%", (Object)null);
        test("%%", "%", "");

        test("%5%", " %", (Object)null);
        test("%5%", " %", "");
        test("%-5%", "% ", (Object)null);
        test("%-5%", "% ", "");

        tryCatch("%.5%", IllegalFormatPrecisionException.class);
        tryCatch("%5.5%", IllegalFormatPrecisionException.class);

        tryCatch("%%%", UnknownFormatConversionException.class);
        // perhaps an IllegalFormatArgumentIndexException should be defined?
        tryCatch("%<%", IllegalFormatFlagsException.class);
    }
}

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