protected function runSampleDataTests(DataInterface $data)
{
$this->assertEquals('A', $data->get('a'));
$this->assertEquals('B', $data->get('b.b'));
$this->assertEquals(array('C1', 'C2', 'C3'), $data->get('b.c'));
$this->assertEquals('D3', $data->get('b.d.d3'));
$this->assertEquals(array('c1', 'c2', 'c3'), $data->get('c'));
$this->assertNull($data->get('foo'), 'Foo should not exist');
$this->assertNull($data->get('f.g.h.i'));
$this->assertEquals($data->get('foo', 'default-value-1'), 'default-value-1', 'Return default value');
$this->assertEquals($data->get('f.g.h.i', 'default-value-2'), 'default-value-2');
}
/**
* @param DataInterface $data
* @param bool $overwrite
* @return $this
* @throws MemberAccessException
*/
public function merge(DataInterface $data, $overwrite = false)
{
//! get host members
$hostMembers = $this->getMembers();
//! get guest members
$guestMembers = $data->getMembers();
//! this iterates over the guest members and checks
//! if the member does not already exists on the host
foreach ($guestMembers as $member => $value) {
if (!array_key_exists($member, $hostMembers) || $overwrite) {
//! merge the guest member to the host
$this->members[$member] = $value;
} else {
//! the member already exist; crash :)
throw new MemberAccessException(sprintf(MemberAccessException::PROPERTY_ALREADY_EXISTS, $member, get_class($this), get_class($data)));
}
}
//! chaining
return $this;
}
/**
* {@inheritdoc}
*/
public function generateShortTexts($limit)
{
return $this->generateFrom($this->data->getShortTexts(), $limit);
}
public function withData(DataInterface $data)
{
$new = clone $this;
$new->add($data->export());
return $new;
}
/**
* {@inheritdoc}
*/
public function importData(DataInterface $data, $clobber = true)
{
$this->import($data->export(), $clobber);
}
