<?php
/**
* SeekQuarry/Yioop --
* Open Source Pure PHP Search Engine, Crawler, and Indexer
*
* Copyright (C) 2009 - 2022 Chris Pollett chris@pollett.org
*
* LICENSE:
*
* 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 3 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. If not, see <https://www.gnu.org/licenses/>.
*
* END LICENSE
*
* @author Chris Pollett chris@pollett.org
* @license https://www.gnu.org/licenses/ GPL3
* @link https://www.seekquarry.com/
* @copyright 2009 - 2022
* @filesource
*/
namespace seekquarry\yioop\tests;
use seekquarry\yioop\configs as C;
use seekquarry\yioop\library\VersionManager;
use seekquarry\yioop\library\UnitTest;
/**
* UnitTests for the VersionManager class.
*
* @author Chris Pollett
*/
class VersionManagerTest extends UnitTest
{
/**
* our dbms manager handle so we can call unlinkRecursive
* @var object
*/
public $db;
/**
* Folder to use for test repository
* @var string
*/
public $version_test_folder = C\TEST_DIR .
"/test_files/version_manager_test";
/**
* Sets up a minimal DBMS manager class so that we will be able to use
* unlinkRecursive to tear down the files created bby our tests
*/
public function __construct()
{
$db_class = C\NS_DATASOURCES . ucfirst(C\DBMS)."Manager";
$this->db = new $db_class();
if (!file_exists($this->version_test_folder)) {
mkdir($this->version_test_folder);
}
}
/**
* Does nothing
*/
public function setUp()
{
}
/**
* Delete the files created associated with the VersionManager tests
*/
public function tearDown()
{
$this->db->unlinkRecursive($this->version_test_folder, false);
}
/**
* Test the ability to create a new version of a folder within the
* VervionManager archive.
*/
public function createVersionFolderTestCase()
{
file_put_contents($this->version_test_folder . "/test.txt", "hi there");
$this->assertTrue(file_exists($this->version_test_folder . "/test.txt"),
"Write anything test folder");
$vcs = new VersionManager($this->version_test_folder);
$this->assertTrue(file_exists($this->version_test_folder . "/.archive"),
"Archive sub-folder created");
$archive_info = $vcs->headInfo();
$this->assertTrue(!empty($archive_info),
"HEAD info file exists and not empty");
$this->assertTrue(!empty($archive_info['TIMESTAMP']),
"HEAD version timestamp exists");
$this->assertTrue(!empty($archive_info['FILES']['test.txt']),
"First test file is in stored in HEAD info");
}
/**
* Tests that we can put and get files from the head version of
* the managed folder's version archive.
*/
public function getPutContentsTestCase()
{
$test_files = [];
$timestamps = [];
$vcs = new VersionManager($this->version_test_folder);
foreach (["test1.txt", "test2.txt", "test3.txt"] as $test_file) {
$file_name = $this->version_test_folder . "/$test_file";
$vcs->headPutContents($file_name, $test_file);
$head_info1 = $vcs->headInfo();
$data = $vcs->headGetContents($file_name);
$this->assertEqual($test_file, $data,
"head put followed by get returns same data");
$head_info2 = $vcs->headInfo();
$this->assertEqual($head_info1['TIMESTAMP'],
$head_info2['TIMESTAMP'],
"get shouldn't change version timestamp");
$timestamps[$test_file] = $head_info1['TIMESTAMP'];
}
$old_test_file = "";
foreach (["test1.txt", "test2.txt", "test3.txt"] as $test_file) {
$file_name = $this->version_test_folder . "/$test_file";
list($type, $data) = $vcs->versionGetContents($file_name,
$timestamps[$test_file]);
$this->assertEqual('f', $type,
"versionGetContents read back correct type.");
$this->assertEqual($test_file, $data,
"versionGetContents can get data written by a given version.");
if (!empty($old_test_file)) {
$lookup = $vcs->versionGetContents("$file_name",
$timestamps[$old_test_file]);
$this->assertEqual(VersionManager::HASH_LOOKUP_FAIL, $lookup,
"can't find file in too early a version");
}
$old_test_file = $test_file;
}
}
/**
* Tests file manipulations that can be done on files in the head version
* of the repository. (copy a file, rename a file, delete a file).
*/
public function copyDeleteRenameTestCase()
{
$vcs = new VersionManager($this->version_test_folder);
$file_name = [];
$timestamp = [];
for($i = 1; $i <= 3; $i++) {
$file_name[$i] = $this->version_test_folder . "/test$i.txt";
}
$vcs->headPutContents($file_name[1], "hi");
$head_info = $vcs->headInfo();
$timestamp[1] = $head_info["TIMESTAMP"];
$this->assertTrue(file_exists($file_name[1]),
"Make test file succeeded");
$vcs->headRename($file_name[1], $file_name[2]);
$head_info = $vcs->headInfo();
$this->assertTrue(!file_exists($file_name[1]),
"Test file rename succeeded - file not in old location");
$this->assertTrue(file_exists($file_name[2]),
"Test file rename succeeded - file is in new location");
$timestamp[2] = $head_info["TIMESTAMP"];
$vcs->headCopy($file_name[2], $file_name[3]);
$this->assertTrue(file_exists($file_name[2]),
"Test file copy succeeded - file is in old location");
$this->assertTrue(file_exists($file_name[3]),
"Test file copy succeeded - file is in new location");
$head_info = $vcs->headInfo();
$timestamp[3] = $head_info["TIMESTAMP"];
$vcs->headDelete($file_name[2]);
$this->assertTrue(!file_exists($file_name[2]),
"Test file delete succeeded - file is no longer present in head");
$this->assertTrue(file_exists($file_name[3]),
"Test file delete succeeded - the files still exist head");
for ($i = 1; $i <= 3; $i++) {
list(, $data) =
$vcs->versionGetContents($file_name[$i], $timestamp[$i]);
$this->assertEqual($data, "hi", "Can still read old version $i");
}
$sub_folder = $this->version_test_folder . "/sub";
$sub_file = "$sub_folder/foo.txt";
$sub2_folder = $this->version_test_folder . "/sub2";
$sub2_file = "$sub2_folder/foo.txt";
$vcs->headMakeDirectory($sub_folder);
$vcs->headPutContents($sub_file, "lala");
$head_info = $vcs->headInfo();
$timestamp = $head_info['TIMESTAMP'];
list(, $data) = $vcs->versionGetContents($sub_file, $timestamp);
$this->assertEqual($data, "lala", "Can read version from subfolder");
$vcs->headRename($sub_folder, $sub2_folder);
$this->assertTrue(!file_exists($sub_file),
"Test sub folder file doesn't exist after rename");
$vcs->restoreVersion(1);
$this->assertTrue(!file_exists($sub2_file),
"Test sub folder file correctly deleted on version restore");
}
/**
* Tests restoring a folder to a given timestamp, making sure the
* correct files are present after the restore.
*/
public function restoreVersionTestCase()
{
$timestamps = [];
$vcs = new VersionManager($this->version_test_folder);
$head_info = $vcs->headInfo();
$timestamps["initial"] = $head_info['TIMESTAMP'];
foreach (["test1.txt", "test2.txt"] as $test_file) {
$file_name = $this->version_test_folder . "/$test_file";
$vcs->headPutContents($file_name, $test_file);
$head_info = $vcs->headInfo();
$timestamps[$test_file] = $head_info['TIMESTAMP'];
}
$dir = $this->version_test_folder . "/test";
$vcs->headMakeDirectory($dir);
$this->assertTrue(file_exists($dir),
"headMakeDirectory succeeded");
symlink(C\TEST_DIR . "/test_files/test.pdf", $dir . "/test.pdf");
$vcs->createVersion($dir . "/test.pdf");
$head_info = $vcs->headInfo();
$timestamps["symlink"] = $head_info['TIMESTAMP'];
$vcs->restoreVersion($timestamps["initial"]);
clearstatcache();
$this->assertTrue(!file_exists($this->version_test_folder .
"/test1.txt"),
"After Restore later file not present 1");
$vcs->restoreVersion($timestamps["test1.txt"]);
clearstatcache();
$this->assertTrue(file_exists($this->version_test_folder .
"/test1.txt"),
"After restore file that should be present is");
$this->assertTrue(!file_exists($this->version_test_folder .
"/test2.txt"),
"After Restore later file not present 2");
clearstatcache();
$vcs->restoreVersion($timestamps["symlink"]);
$this->assertTrue(file_exists($dir . "/test.pdf"),
"After Restore symlink restored");
}
/**
* Tests getting the active version of the repository at a given
* timestamp and between a range of timestamps
*/
public function versionGettersTestCase()
{
$vcs = new VersionManager($this->version_test_folder);
$file_name = $this->version_test_folder . "/test.txt";
$timestamps = [];
$shift_timestamps = [];
for ($i = 0; $i < 5; $i++) {
$vcs->headPutContents($file_name, $i);
$head_info = $vcs->headInfo();
$timestamps[$i] = $head_info['TIMESTAMP'];
usleep(20000);
$shift_timestamps[$i] = microtime(true);
$active_timestamp = $vcs->getActiveVersion($shift_timestamps[$i]);
$this->assertEqual("$active_timestamp", "{$timestamps[$i]}",
"Active Timestamp $i correct");
}
$range_timestamps = $vcs->getVersionsInRange($shift_timestamps[1],
$shift_timestamps[3]);
$this->assertEqual("{$range_timestamps[0]}", "{$timestamps[2]}",
"Range Timestamp 0 correct");
$this->assertEqual("{$range_timestamps[1]}", "{$timestamps[3]}",
"Range Timestamp 1 correct");
$this->assertEqual(count($range_timestamps), 2,
"Correct Number of Range Timestamps");
}
}