moodle/lib/filestorage/tests/zip_packer_test.php
2013-01-09 11:48:44 +08:00

316 lines
12 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Unit tests for /lib/filestorage/zip_packer.php and zip_archive.php
*
* @package core_files
* @category phpunit
* @copyright 2012 Petr Skoda
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
class zip_packer_testcase extends advanced_testcase {
protected $testfile;
protected $files;
protected function setUp() {
parent::setUp();
$this->testfile = __DIR__.'/fixtures/test.txt';
$fs = get_file_storage();
$context = context_system::instance();
if (!$file = $fs->get_file($context->id, 'phpunit', 'data', 0, '/', 'test.txt')) {
$file = $fs->create_file_from_pathname(
array('contextid'=>$context->id, 'component'=>'phpunit', 'filearea'=>'data', 'itemid'=>0, 'filepath'=>'/', 'filename'=>'test.txt'),
$this->testfile);
}
$this->files = array(
'test.test' => $this->testfile,
'testíček.txt' => $this->testfile,
'Prüfung.txt' => $this->testfile,
'测试.txt' => $this->testfile,
'試験.txt' => $this->testfile,
'Žluťoučký/Koníček.txt' => $file,
);
}
public function test_get_packer() {
$this->resetAfterTest(false);
$packer = get_file_packer();
$this->assertInstanceOf('zip_packer', $packer);
$packer = get_file_packer('application/zip');
$this->assertInstanceOf('zip_packer', $packer);
}
/**
* @depends test_get_packer
*/
public function test_list_files() {
$this->resetAfterTest(false);
$files = array(
__DIR__.'/fixtures/test_moodle_22.zip',
__DIR__.'/fixtures/test_moodle.zip',
__DIR__.'/fixtures/test_tc_8.zip',
__DIR__.'/fixtures/test_7zip_927.zip',
__DIR__.'/fixtures/test_winzip_165.zip',
__DIR__.'/fixtures/test_winrar_421.zip',
);
if (function_exists('normalizer_normalize')) {
// Unfortunately there is no way to standardise UTF-8 strings without INTL extension
$files[] = __DIR__.'/fixtures/test_infozip_3.zip';
$files[] = __DIR__.'/fixtures/test_osx_1074.zip';
}
$packer = get_file_packer('application/zip');
foreach ($files as $archive) {
$archivefiles = $packer->list_files($archive);
$this->assertTrue(is_array($archivefiles), "Archive not extracted properly: ".basename($archive).' ');
$this->assertTrue(count($this->files) === count($archivefiles) or count($this->files) === count($archivefiles) - 1); // Some zippers create empty dirs.
foreach($archivefiles as $file) {
if ($file->pathname === 'Žluťoučký/') {
// Some zippers create empty dirs.
continue;
}
$this->assertArrayHasKey($file->pathname, $this->files, "File $file->pathname not extracted properly: ".basename($archive).' ');
}
}
// Windows packer supports only DOS encoding
$archive = __DIR__.'/fixtures/test_win8_de.zip';
$archivefiles = $packer->list_files($archive);
$this->assertTrue(is_array($archivefiles), "Archive not extracted properly: ".basename($archive).' ');
$this->assertEquals(2, count($archivefiles));
foreach($archivefiles as $file) {
$this->assertTrue($file->pathname === 'Prüfung.txt' or $file->pathname === 'test.test');
}
$zip_archive = new zip_archive();
$zip_archive->open(__DIR__.'/fixtures/test_win8_cz.zip', file_archive::OPEN, 'cp852');
$archivefiles = $zip_archive->list_files();
$this->assertTrue(is_array($archivefiles), "Archive not extracted properly: ".basename($archive).' ');
$this->assertEquals(3, count($archivefiles));
foreach($archivefiles as $file) {
$this->assertTrue($file->pathname === 'Žluťoučký/Koníček.txt' or $file->pathname === 'testíček.txt' or $file->pathname === 'test.test');
}
$zip_archive->close();
}
/**
* @depends test_list_files
*/
public function test_archive_to_pathname() {
global $CFG;
$this->resetAfterTest(false);
$packer = get_file_packer('application/zip');
$archive = "$CFG->tempdir/archive.zip";
$this->assertFalse(file_exists($archive));
$result = $packer->archive_to_pathname($this->files, $archive);
$this->assertTrue($result);
$this->assertTrue(file_exists($archive));
$archivefiles = $packer->list_files($archive);
$this->assertTrue(is_array($archivefiles));
$this->assertEquals(count($this->files), count($archivefiles));
foreach($archivefiles as $file) {
$this->assertArrayHasKey($file->pathname, $this->files);
}
// Test invalid files parameter.
$archive = "$CFG->tempdir/archive2.zip";
$this->assertFalse(file_exists($archive));
$this->assertFalse(file_exists(__DIR__.'/xx/yy/ee.txt'));
$files = array('xtest.txt'=>__DIR__.'/xx/yy/ee.txt');
// TODO MDL-37429 Ugly hack to handle multiple debugging message. To be
// removed once this issue has been integrated.
ob_start();
$result = $packer->archive_to_pathname($files, $archive);
$d = ob_end_clean();
$this->assertTrue($d !== '');
$this->assertFalse($result);
// TODO MDL-37429 Uncomment the following line and remove the ugly hack above once this
// issue has been integrated. In a nutshell, we need support for multiple debug messages.
// $this->assertDebuggingCalled();
$this->assertTrue(file_exists(__DIR__.'/fixtures/test.txt'));
$files = array();
$files['""""'] = null; // Invalid directory name.
$files['test.txt'] = __DIR__.'/fixtures/test.txt';
$result = $packer->archive_to_pathname($files, $archive);
$this->assertTrue($result);
$this->resetDebugging();
@unlink($archive);
}
/**
* @depends test_archive_to_pathname
*/
public function test_archive_to_storage() {
$this->resetAfterTest(false);
$packer = get_file_packer('application/zip');
$fs = get_file_storage();
$context = context_system::instance();
$this->assertFalse($fs->file_exists($context->id, 'phpunit', 'test', 0, '/', 'archive.zip'));
$result = $packer->archive_to_storage($this->files, $context->id, 'phpunit', 'test', 0, '/', 'archive.zip');
$this->assertInstanceOf('stored_file', $result);
$this->assertTrue($fs->file_exists($context->id, 'phpunit', 'test', 0, '/', 'archive.zip'));
$archivefiles = $result->list_files($packer);
$this->assertTrue(is_array($archivefiles));
$this->assertEquals(count($this->files), count($archivefiles));
foreach($archivefiles as $file) {
$this->assertArrayHasKey($file->pathname, $this->files);
}
}
/**
* @depends test_archive_to_storage
*/
public function test_extract_to_pathname() {
global $CFG;
$this->resetAfterTest(false);
$packer = get_file_packer('application/zip');
$fs = get_file_storage();
$context = context_system::instance();
$target = "$CFG->tempdir/test/";
$testcontent = file_get_contents($this->testfile);
@mkdir($target, $CFG->directorypermissions);
$this->assertTrue(is_dir($target));
$archive = "$CFG->tempdir/archive.zip";
$this->assertTrue(file_exists($archive));
$result = $packer->extract_to_pathname($archive, $target);
$this->assertTrue(is_array($result));
$this->assertEquals(count($this->files), count($result));
foreach($this->files as $file=>$unused) {
$this->assertTrue($result[$file]);
$this->assertTrue(file_exists($target.$file));
$this->assertSame($testcontent, file_get_contents($target.$file));
}
$archive = $fs->get_file($context->id, 'phpunit', 'test', 0, '/', 'archive.zip');
$this->assertNotEmpty($archive);
$result = $packer->extract_to_pathname($archive, $target);
$this->assertTrue(is_array($result));
$this->assertEquals(count($this->files), count($result));
foreach($this->files as $file=>$unused) {
$this->assertTrue($result[$file]);
$this->assertTrue(file_exists($target.$file));
$this->assertSame($testcontent, file_get_contents($target.$file));
}
}
/**
* @depends test_archive_to_storage
*/
public function test_extract_to_pathname_onlyfiles() {
global $CFG;
$this->resetAfterTest(false);
$packer = get_file_packer('application/zip');
$fs = get_file_storage();
$context = context_system::instance();
$target = "$CFG->tempdir/onlyfiles/";
$testcontent = file_get_contents($this->testfile);
@mkdir($target, $CFG->directorypermissions);
$this->assertTrue(is_dir($target));
$onlyfiles = array('test', 'test.test', 'Žluťoučký/Koníček.txt', 'Idontexist');
$willbeextracted = array_intersect(array_keys($this->files), $onlyfiles);
$donotextract = array_diff(array_keys($this->files), $onlyfiles);
$archive = "$CFG->tempdir/archive.zip";
$this->assertTrue(file_exists($archive));
$result = $packer->extract_to_pathname($archive, $target, $onlyfiles);
$this->assertTrue(is_array($result));
$this->assertEquals(count($willbeextracted), count($result));
foreach($willbeextracted as $file) {
$this->assertTrue($result[$file]);
$this->assertTrue(file_exists($target.$file));
$this->assertSame($testcontent, file_get_contents($target.$file));
}
foreach($donotextract as $file) {
$this->assertFalse(isset($result[$file]));
$this->assertFalse(file_exists($target.$file));
}
}
/**
* @depends test_archive_to_storage
*/
public function test_extract_to_storage() {
global $CFG;
$this->resetAfterTest(true);
$packer = get_file_packer('application/zip');
$fs = get_file_storage();
$context = context_system::instance();
$testcontent = file_get_contents($this->testfile);
$archive = $fs->get_file($context->id, 'phpunit', 'test', 0, '/', 'archive.zip');
$this->assertNotEmpty($archive);
$result = $packer->extract_to_storage($archive, $context->id, 'phpunit', 'target', 0, '/');
$this->assertTrue(is_array($result));
$this->assertEquals(count($this->files), count($result));
foreach($this->files as $file=>$unused) {
$this->assertTrue($result[$file]);
$stored_file = $fs->get_file_by_hash(sha1("/$context->id/phpunit/target/0/$file"));
$this->assertInstanceOf('stored_file', $stored_file);
$this->assertSame($testcontent, $stored_file->get_content());
}
$archive = "$CFG->tempdir/archive.zip";
$this->assertTrue(file_exists($archive));
$result = $packer->extract_to_storage($archive, $context->id, 'phpunit', 'target', 0, '/');
$this->assertTrue(is_array($result));
$this->assertEquals(count($this->files), count($result));
foreach($this->files as $file=>$unused) {
$this->assertTrue($result[$file]);
$stored_file = $fs->get_file_by_hash(sha1("/$context->id/phpunit/target/0/$file"));
$this->assertInstanceOf('stored_file', $stored_file);
$this->assertSame($testcontent, $stored_file->get_content());
}
}
}