function testInfectedClass()
{
TimeMachine::infectNamespace("TestNamespace");
TimeMachine::freeze();
TimeMachine::setNow("2009-03-07 14:00:00");
require_once __DIR__ . "/SUT.php";
$sut = new \TestNamespace\SUT();
$this->assertEquals("2009-03-07 14:00:00", \date("Y-m-d H:i:s", $sut->constructedAt()));
}
function testAppendAndFlushing()
{
$flushContainer = new \stdClass();
$flushContainer->data = array();
$buffer = new \IO\Util\Buffer();
$buffer->registerConsumer(function ($_data) use($flushContainer) {
$flushContainer->data = $_data;
});
$buffer->append("TimeMachine");
TimeMachine::fastForward(4);
//fast forward time by 4 seconds
$buffer->append("rocks");
TimeMachine::fastForward(7);
//fast forward time by 7 seconds
$buffer->append("the world!");
//since we forwarded time more than 10 seconds our consumer should now have been called,
//lets check this
$this->assertEquals(3, count($flushContainer->data));
$this->assertEquals("TimeMachine", $flushContainer->data[0]);
$this->assertEquals("rocks", $flushContainer->data[1]);
$this->assertEquals("the world!", $flushContainer->data[2]);
}
* Replacement for php's native microtime() method.
* Should work exaclty as php's microtime() but be constrained to the time-machine.
*
* @param bool $_asFloat
* @return float|null|string
*/
static function microtime($_asFloat = false)
{
if ($_asFloat == true) {
if (self::$timeAnchor) {
//calculate relative time
$timePassed = \microtime(true) - self::$timeAnchor;
return self::$now + $timePassed;
} else {
$mt = (double) \TimeDilation\TimeMachine::now();
return $mt;
}
} else {
//we have to return the microtime as string
$mt = explode(".", self::microtime(true));
if (!isset($mt[1])) {
return "0.0 {$mt['0']}";
}
$fraction = str_pad("0." . $mt[1], 10, "0");
return $fraction . " " . $mt[0];
}
}
}
//now infect our own namespace so that time(), date() and strotime() behave properly
TimeMachine::infectNamespace("TimeDilation");
function testBasics()
{
$now = "2028-08-29 17:28:49";
TimeMachine::setNow($now);
$this->assertEquals($now, date("Y-m-d H:i:s"));
sleep(1);
$this->assertEquals("2028-08-29 17:28:50", date("Y-m-d H:i:s"));
TimeMachine::freeze();
sleep(1);
$this->assertEquals("2028-08-29 17:28:50", date("Y-m-d H:i:s"));
TimeMachine::fastForward(10);
$this->assertEquals("2028-08-29 17:29:00", date("Y-m-d H:i:s"));
}
