/**
* Gets the given section's config
* @param array $data
* @param string $section
* @return \Nimbles\App\Config
*/
public function getSection(array $data, $section = null)
{
if (null === $section) {
return new Config($data);
}
$config = new Config();
foreach ($data as $key => &$subconfig) {
if (preg_match('/^[a-z0-9]+:[a-z0-9]+$/i', $key)) {
list($child, $parent) = explode(':', $key);
if (!$config->offsetExists($parent)) {
throw new Exception\InvalidConfig('Invalid config, parent config not defined: ' . $parent);
}
$config->{$child} = clone $config->{$parent};
$config->{$child}->merge($subconfig);
}
$config->{$key} = $subconfig;
}
if ($config->offsetExists($section)) {
return $config->{$section};
}
// return first value, no match to environment found
return reset($config);
}
/**
* Tests merging config objects
* @return void
*/
public function testMerge()
{
$config1 = new Config(array('foo' => 123, 'bar' => 456, 'baz' => array(1, 2, 3)));
$config2 = new Config(array('foo' => false, 'baz' => array(4, 5, 6), 'quz' => true));
$config1->merge($config2);
$this->assertFalse($config1->foo);
$this->assertEquals(456, $config1->bar);
$this->assertSame(array(4, 5, 6), $config1->baz->getArrayCopy());
$this->assertTrue($config1->quz);
$this->setExpectedException('Nimbles\\App\\Config\\Exception\\InvalidConfig');
$config1->merge(123);
}