/**
* Class constructor.
*
* The Database argument MUST be connected before passing it to the
* constructor.
*
* @since 1.0.0
* @access public
*
* @param Freyja\Database\Database $database
*/
public function __construct(Database $database)
{
$this->database = $database;
$this->filename = getcwd() . '/db/schema.yml';
if (file_exists($this->filename)) {
// Put file content into an array.
$schema = Yaml::parse(file_get_contents($this->filename));
// Check if $database exists in the array and put its schema into the
// object property.
$this->schema = isset($schema[$database->getName()]) ? $schema[$database->getName()] : array();
if (!isset($this->schema['tables'])) {
$this->schema['tables'] = array();
}
// At this point $schema has this structure:
// `array('tables'=>array())`
// and the internal array may or may not contain some tables.
// $schema is the schema of $database, therefore it must be dumped by Yaml
// in this way: `array($database->getName() => $schema)`.
}
}
/**
* Update schema.
*
* Update object property and yaml configuration file as well.
*
* @since 1.0.0
* @access private
*
* @param
*/
private function updateSchema()
{
// Retrieve current schema.
$schema = array();
if (file_exists($this->filename)) {
$schema = Yaml::parse(file_get_contents($this->filename));
}
// Replace database schema with the updated one.
// Create it if not already there.
$schema[$this->database->getName()] = $this->schema;
// Rewrite yaml file.
$yaml_string = Yaml::dump($schema);
if (!file_exists(getcwd() . '/db')) {
mkdir(getcwd() . '/db');
}
file_put_contents($this->filename, $yaml_string);
}
/**
* Test for `Schema::hasTable()`.
*
* @since 1.0.0
* @access public
*
* @requires function Freyja\Database\Schema\Schema::__construct
* @requires function Freyja\Database\Database::__construct
* @requires function Freyja\Database\Database::connect
* @requires function Freyja\Database\Driver\MySqlDriver::connect
* @requires function Freyja\Database\Schema\Schema::hasTable
*
* @expectedException Freyja\Exceptions\InvalidArgumentException
* @expectedExceptionMessage Wrong type for argument table. String or Freyja\Database\Schema\Table expected, array given instead.
*/
public function testHasTableWithInvalidArgument()
{
$db = new Database(new MySqlDriver());
$schema = new Schema($db->connect('localhost', 'test', 'travis', ''));
$schema->hasTable(array());
}
/**
* Test for `Database::get()`.
*
* @since 1.0.0
* @access public
*
* @requires function Freyja\Database\Database::__construct
* @requires function Freyja\Database\Database::get
*
* @expectedException Freyja\Exceptions\RuntimeException
* @expectedExceptionMessage A query must be executed before retrieving the results.
*/
public function testGetWithoutExecutingAnyQuery()
{
$driver = new MySqlDriver();
$db = new Database($driver);
$db->connect('localhost', 'test', 'travis', '')->get();
}
