public function versionNamespacing()
{
$ver = new Version('1.12.123');
$this->assert($ver->ns() === 'One\\OneTwo\\OneTwoThree');
$ver = new Version('1.0.0-alpha');
$this->assert($ver->ns() === 'One\\Zero\\Zero\\Alpha');
$ver = new Version('1.0.0-beta.1');
$this->assert($ver->ns() === 'One\\Zero\\Zero\\Beta\\One');
$ver = new Version('1.0.0-rc.12');
$this->assert($ver->ns() === 'One\\Zero\\Zero\\Rc\\OneTwo');
}
private function tryTo($version)
{
$versions = $this->versions();
$version = new Version($version);
$current = $this->version();
$diff = $version->compare($current);
// move to the current version if it exists, or we assume full upgrade
if ($versions->exists($current)) {
$versions->seek($current);
// if we are upgrading, we must first move to the next version
if ($diff === 1) {
$versions->next();
}
}
// so we can rollback to the current version
$this->rollbackVersion = $current;
// if the current version is great than the desired version, upgrade
// otherwise if it is less than, downgrade
if ($diff === 1) {
while ($versions->valid() && $version->compare($versions->current()) >= 0) {
$migrations = new MigrationIterator($this, $versions->current());
$migrations->up();
$versions->next();
}
} elseif ($diff === -1) {
while ($versions->valid() && $version->compare($versions->current()) === -1) {
$migrations = new MigrationIterator($this, $versions->current());
$migrations->down();
$versions->prev();
}
}
}
