Metadata source = createMetadataFromArtifact(artifact);
        Date date = new Date();
        addSnapshotVersion(target.getVersioning(), date, artifact);
        SnapshotVersion sv1 = addSnapshotVersion(source.getVersioning(), date, artifact);
        // although nothing has changed merge returns true, as the last modified date is equal
        // TODO: improve merge here?
        assertTrue(target.merge(source));

	return signedHeaders, ErrNone
}

// signValues data type represents structured form of AWS Signature V4 header.
type signValues struct {
	Credential    credentialHeader
	SignedHeaders []string
	Signature     string
}

// preSignValues data type represents structured form of AWS Signature V4 query string.
type preSignValues struct {
	signValues
	Date    time.Time
	Expires time.Duration
}

		},
		{ // Expiration with invalid date
			inputXML: ` <Expiration>
                                    <Date>invalid date</Date>
                                    </Expiration>`,
			expectedErr: errLifecycleInvalidDate,
		},
		{ // Expiration with both number of days nor a date
			inputXML: `<Expiration>
		                    <Date>2019-04-20T00:01:00Z</Date>
		                    </Expiration>`,

            putValue(data, "Message-ID", message.getMessageID());
            putValue(data, "Message-Number", message.getMessageNumber());
            putValue(data, "Received-Date", getReceivedDate(message));
            putValue(data, "Reply-To", message.getReplyTo());
            putValue(data, "Sender", message.getSender());
            putValue(data, "Sent-Date", message.getSentDate());

        final Date date = toDate("11:49");
        assertThat(new SimpleDateFormat("HH:mm:ss").format(date), is("11:49:00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToDate_MediumStyle() throws Exception {
        final Date date = toDate("11:49:10");
        assertThat(new SimpleDateFormat("HH:mm:ss").format(date), is("11:49:10"));
    }

    /**

	testCases := []struct {
		date           time.Time
		expectedOutput string
	}{
		{
			date:           time.Date(2009, time.November, 13, 4, 51, 1, 940303531, time.UTC),
			expectedOutput: "2009-11-13T04:51:01.940Z",
		},
		{
			date:           time.Date(2009, time.November, 13, 4, 51, 1, 901303531, time.UTC),
			expectedOutput: "2009-11-13T04:51:01.901Z",
		},
		{

    public void testToDate_ShortStyle() throws Exception {
        final Date date = toDate("10/9/7 11:49", Locale.JAPAN);
        assertThat(new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").format(date), is("2010/09/07 11:49:00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToDate_MediumStyle() throws Exception {
        final Date date = toDate("2010/9/7 11:49:10", Locale.JAPAN);

        }).orElse(value);
    }

    public static Date date(final Long value) {
        if (value == null) {
            return null;
        }
        return new Date(value);
    }

    public static Date parseDate(final String value) {
        return parseDate(value, Constants.DATE_OPTIONAL_TIME);
    }

    public static Date parseDate(final String value, final String format) {

    /*
     * Encode times
     */

    public static int enc_time ( Date date, byte[] dst, int di, int enc ) {
        long t;

        switch ( enc ) {
        case TIME_1970_SEC_32BE:
            return enc_uint32be((int) ( date.getTime() / 1000L ), dst, di);
        case TIME_1970_SEC_32LE:
            return enc_uint32le((int) ( date.getTime() / 1000L ), dst, di);
        case TIME_1904_SEC_32BE:

     * @deprecated Use {@link #MavenBuildTimestamp(Date, Map)} or extract the format and pass it
     *             to {@link #MavenBuildTimestamp(Date, String)} instead.
     */
    @Deprecated
    public MavenBuildTimestamp(Date time, Properties properties) {
        this(time, properties != null ? properties.getProperty(BUILD_TIMESTAMP_FORMAT_PROPERTY) : null);
    }

    public MavenBuildTimestamp(Date time, String timestampFormat) {