/**
* Processes all {@link PHP_Depend_Code_Package} code nodes.
*
* @param PHP_Depend_Code_NodeIterator $packages All code packages.
*
* @return void
*/
public function analyze(PHP_Depend_Code_NodeIterator $packages)
{
if ($this->nodeMetrics === null) {
$this->fireStartAnalyzer();
$factory = new PHP_Depend_Metrics_CodeRank_StrategyFactory();
if (isset($this->options[self::STRATEGY_OPTION])) {
foreach ($this->options[self::STRATEGY_OPTION] as $identifier) {
$this->strategies[] = $factory->createStrategy($identifier);
}
} else {
$this->strategies[] = $factory->createDefaultStrategy();
}
// Register all listeners
foreach ($this->getVisitListeners() as $listener) {
foreach ($this->strategies as $strategy) {
$strategy->addVisitListener($listener);
}
}
// First traverse package tree
foreach ($packages as $package) {
// Traverse all strategies
foreach ($this->strategies as $strategy) {
$package->accept($strategy);
}
}
// Collect all nodes
foreach ($this->strategies as $strategy) {
$collected = $strategy->getCollectedNodes();
$this->nodes = array_merge_recursive($collected, $this->nodes);
}
// Init node metrics
$this->nodeMetrics = array();
// Calculate code rank metrics
$this->buildCodeRankMetrics();
$this->fireEndAnalyzer();
}
}
/**
* Tests that the factory throws the expected exception for an invalid
* strategy identifier.
*
* @return void
* @covers PHP_Depend_Metrics_CodeRank_StrategyFactory
* @group pdepend
* @group pdepend::metrics
* @group pdepend::metrics::coderank
* @group unittest
*/
public function testFactoryMethodThrowsExceptionForInvalidStrategyIdentifier()
{
$factory = new PHP_Depend_Metrics_CodeRank_StrategyFactory();
$this->setExpectedException('InvalidArgumentException', 'Cannot load file for identifier "foo_bar_baz".');
$factory->createStrategy('foo_bar_baz');
}
