2022-04-27 11:30:43 +02:00

129 lines
5.5 KiB
PHP

<?php
/*
* PEL: PHP Exif Library. A library with support for reading and
* writing all Exif headers in JPEG and TIFF images using PHP.
*
* Copyright (C) 2004, 2006, 2007 Martin Geisler.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program in the file COPYING; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
namespace Pel\Test;
use lsolesen\pel\PelConvert;
use lsolesen\pel\PelEntryAscii;
use lsolesen\pel\PelEntryCopyright;
use lsolesen\pel\PelEntryTime;
use lsolesen\pel\PelFormat;
use lsolesen\pel\PelTag;
use PHPUnit\Framework\TestCase;
class AsciiTest extends TestCase
{
public function testReturnValues()
{
$entry = new PelEntryAscii(42);
$entry = new PelEntryAscii(42, 'foo bar baz');
$this->assertEquals($entry->getFormat(), PelFormat::ASCII);
$this->assertEquals($entry->getComponents(), 12);
$this->assertEquals($entry->getValue(), 'foo bar baz');
}
public function testTime()
{
$entry = new PelEntryTime(PelTag::DATE_TIME_ORIGINAL, 10);
$this->assertEquals($entry->getFormat(), PelFormat::ASCII);
$this->assertEquals($entry->getTag(), PelTag::DATE_TIME_ORIGINAL);
$this->assertEquals($entry->getComponents(), 20);
$this->assertEquals($entry->getValue(), 10);
$this->assertEquals($entry->getValue(PelEntryTime::UNIX_TIMESTAMP), 10);
$this->assertEquals($entry->getValue(PelEntryTime::EXIF_STRING), '1970:01:01 00:00:10');
$this->assertEquals($entry->getValue(PelEntryTime::JULIAN_DAY_COUNT), 2440588 + 10 / 86400);
$this->assertEquals($entry->getText(), '1970:01:01 00:00:10');
$this->assertEquals($entry->getBytes(PelConvert::LITTLE_ENDIAN), '1970:01:01 00:00:10' . chr(0x00));
// Malformed Exif timestamp.
$entry->setValue('1970!01-01 00 00 30', PelEntryTime::EXIF_STRING);
$this->assertEquals($entry->getValue(), 30);
$entry->setValue(2415021.75, PelEntryTime::JULIAN_DAY_COUNT);
// This is Jan 1st 1900 at 18:00, outside the range of a UNIX
// timestamp:
$this->assertEquals($entry->getValue(), false);
$this->assertEquals($entry->getValue(PelEntryTime::EXIF_STRING), '1900:01:01 18:00:00');
$this->assertEquals($entry->getValue(PelEntryTime::JULIAN_DAY_COUNT), 2415021.75);
$entry->setValue('0000:00:00 00:00:00', PelEntryTime::EXIF_STRING);
$this->assertEquals($entry->getValue(), false);
$this->assertEquals($entry->getValue(PelEntryTime::EXIF_STRING), '0000:00:00 00:00:00');
$this->assertEquals($entry->getValue(PelEntryTime::JULIAN_DAY_COUNT), 0);
$entry->setValue('9999:12:31 23:59:59', PelEntryTime::EXIF_STRING);
// this test will fail on 32bit machines
$this->assertEquals($entry->getValue(), 253402300799);
$this->assertEquals($entry->getValue(PelEntryTime::EXIF_STRING), '9999:12:31 23:59:59');
$this->assertEquals($entry->getValue(PelEntryTime::JULIAN_DAY_COUNT), 5373484 + 86399 / 86400);
// Check day roll-over for SF bug #1699489.
$entry->setValue('2007:04:23 23:30:00', PelEntryTime::EXIF_STRING);
$t = $entry->getValue(PelEntryTime::UNIX_TIMESTAMP);
$entry->setValue($t + 3600);
$this->assertEquals($entry->getValue(PelEntryTime::EXIF_STRING), '2007:04:24 00:30:00');
}
public function testCopyright()
{
$entry = new PelEntryCopyright();
$this->assertEquals($entry->getFormat(), PelFormat::ASCII);
$this->assertEquals($entry->getTag(), PelTag::COPYRIGHT);
$value = $entry->getValue();
$this->assertEquals($value[0], '');
$this->assertEquals($value[1], '');
$this->assertEquals($entry->getText(false), '');
$this->assertEquals($entry->getText(true), '');
$entry->setValue('A');
$value = $entry->getValue();
$this->assertEquals($value[0], 'A');
$this->assertEquals($value[1], '');
$this->assertEquals($entry->getText(false), 'A (Photographer)');
$this->assertEquals($entry->getText(true), 'A');
$this->assertEquals($entry->getBytes(PelConvert::LITTLE_ENDIAN), 'A' . chr(0));
$entry->setValue('', 'B');
$value = $entry->getValue();
$this->assertEquals($value[0], '');
$this->assertEquals($value[1], 'B');
$this->assertEquals($entry->getText(false), 'B (Editor)');
$this->assertEquals($entry->getText(true), 'B');
$this->assertEquals($entry->getBytes(PelConvert::LITTLE_ENDIAN), ' ' . chr(0) . 'B' . chr(0));
$entry->setValue('A', 'B');
$value = $entry->getValue();
$this->assertEquals($value[0], 'A');
$this->assertEquals($value[1], 'B');
$this->assertEquals($entry->getText(false), 'A (Photographer) - B (Editor)');
$this->assertEquals($entry->getText(true), 'A - B');
$this->assertEquals($entry->getBytes(PelConvert::LITTLE_ENDIAN), 'A' . chr(0) . 'B' . chr(0));
}
}