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<?php
require_once 'application/History.php';
class HistoryTest extends PHPUnit_Framework_TestCase
{
/**
* @var string History file path
*/
protected static $historyFilePath = 'sandbox/history.php';
/**
* Delete history file.
*/
public function tearDown()
{
@unlink(self::$historyFilePath);
}
/**
* Test that the history file is created if it doesn't exist.
*/
public function testConstructFileCreated()
{
new History(self::$historyFilePath);
$this->assertFileExists(self::$historyFilePath);
}
/**
* Not writable history file: raise an exception.
*
* @expectedException Exception
* @expectedExceptionMessage History file isn't readable or writable
*/
public function testConstructNotWritable()
{
touch(self::$historyFilePath);
chmod(self::$historyFilePath, 0440);
new History(self::$historyFilePath);
}
/**
* Not parsable history file: raise an exception.
*
* @expectedException Exception
* @expectedExceptionMessageRegExp /Could not parse history file/
*/
public function testConstructNotParsable()
{
file_put_contents(self::$historyFilePath, 'not parsable');
// gzinflate generates a warning
@new History(self::$historyFilePath);
}
/**
* Test add link event
*/
public function testAddLink()
{
$history = new History(self::$historyFilePath);
$history->addLink(['id' => 0]);
$actual = $history->getHistory()[0];
$this->assertEquals(History::CREATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(0, $actual['id']);
$history = new History(self::$historyFilePath);
$history->addLink(['id' => 1]);
$actual = $history->getHistory()[0];
$this->assertEquals(History::CREATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
$history = new History(self::$historyFilePath);
$history->addLink(['id' => 'str']);
$actual = $history->getHistory()[0];
$this->assertEquals(History::CREATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals('str', $actual['id']);
}
/**
* Test updated link event
*/
public function testUpdateLink()
{
$history = new History(self::$historyFilePath);
$history->updateLink(['id' => 1]);
$actual = $history->getHistory()[0];
$this->assertEquals(History::UPDATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
}
/**
* Test delete link event
*/
public function testDeleteLink()
{
$history = new History(self::$historyFilePath);
$history->deleteLink(['id' => 1]);
$actual = $history->getHistory()[0];
$this->assertEquals(History::DELETED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
}
/**
* Test updated settings event
*/
public function testUpdateSettings()
{
$history = new History(self::$historyFilePath);
$history->updateSettings();
$actual = $history->getHistory()[0];
$this->assertEquals(History::SETTINGS, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEmpty($actual['id']);
}
/**
* Make sure that new items are stored at the beginning
*/
public function testHistoryOrder()
{
$history = new History(self::$historyFilePath);
$history->updateLink(['id' => 1]);
$actual = $history->getHistory()[0];
$this->assertEquals(History::UPDATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
$history->addLink(['id' => 1]);
$actual = $history->getHistory()[0];
$this->assertEquals(History::CREATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
}
/**
* Re-read history from file after writing an event
*/
public function testHistoryRead()
{
$history = new History(self::$historyFilePath);
$history->updateLink(['id' => 1]);
$history = new History(self::$historyFilePath);
$actual = $history->getHistory()[0];
$this->assertEquals(History::UPDATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
}
/**
* Re-read history from file after writing an event and make sure that the order is correct
*/
public function testHistoryOrderRead()
{
$history = new History(self::$historyFilePath);
$history->updateLink(['id' => 1]);
$history->addLink(['id' => 1]);
$history = new History(self::$historyFilePath);
$actual = $history->getHistory()[0];
$this->assertEquals(History::CREATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
$actual = $history->getHistory()[1];
$this->assertEquals(History::UPDATED, $actual['event']);
$this->assertTrue(new DateTime('-2 seconds') < DateTime::createFromFormat(DateTime::ATOM, $actual['datetime']));
$this->assertEquals(1, $actual['id']);
}
/**
* Test retention time: delete old entries.
*/
public function testHistoryRententionTime()
{
$history = new History(self::$historyFilePath, 5);
$history->updateLink(['id' => 1]);
$this->assertEquals(1, count($history->getHistory()));
$arr = $history->getHistory();
$arr[0]['datetime'] = (new DateTime('-1 hour'))->format(DateTime::ATOM);
FileUtils::writeFlatDB(self::$historyFilePath, $arr);
$history = new History(self::$historyFilePath, 60);
$this->assertEquals(1, count($history->getHistory()));
$this->assertEquals(1, $history->getHistory()[0]['id']);
$history->updateLink(['id' => 2]);
$this->assertEquals(1, count($history->getHistory()));
$this->assertEquals(2, $history->getHistory()[0]['id']);
}
}
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