/**
* Aggregates the required metrics from the registered analyzers.
*
* @return array(string => mixed)
* @throws RuntimeException If one of the required analyzers isn't set.
*/
private function collectMetrics()
{
if ($this->coupling === null) {
throw new RuntimeException('Missing Coupling analyzer.');
}
if ($this->cyclomaticComplexity === null) {
throw new RuntimeException('Missing Cyclomatic Complexity analyzer.');
}
if ($this->inheritance === null) {
throw new RuntimeException('Missing Inheritance analyzer.');
}
if ($this->nodeCount === null) {
throw new RuntimeException('Missing Node Count analyzer.');
}
if ($this->nodeLoc === null) {
throw new RuntimeException('Missing Node LOC analyzer.');
}
$coupling = $this->coupling->getProjectMetrics();
$cyclomatic = $this->cyclomaticComplexity->getProjectMetrics();
$inheritance = $this->inheritance->getProjectMetrics();
$nodeCount = $this->nodeCount->getProjectMetrics();
$nodeLoc = $this->nodeLoc->getProjectMetrics();
return array('cyclo' => $cyclomatic['ccn2'], 'loc' => $nodeLoc['eloc'], 'nom' => $nodeCount['nom'] + $nodeCount['nof'], 'noc' => $nodeCount['noc'], 'nop' => $nodeCount['nop'], 'ahh' => round($inheritance['ahh'], 3), 'andc' => round($inheritance['andc'], 3), 'fanout' => $coupling['fanout'], 'calls' => $coupling['calls']);
}
/**
* Tests that the analyzer aggregates the expected project values.
*
* @return void
*/
public function testAnalyzerCalculatesCorrectProjectMetrics()
{
$source = dirname(__FILE__) . '/../../_code/comments/';
$packages = self::parseSource($source);
$analyzer = new PHP_Depend_Metrics_NodeLoc_Analyzer();
$analyzer->analyze($packages);
$actual = $analyzer->getProjectMetrics();
$expected = array('loc' => 260, 'cloc' => 144, 'eloc' => 89, 'ncloc' => 116);
$this->assertEquals($expected, $actual);
}
/**
* Creates a ready to use node loc analyzer.
*
* @return PHP_Depend_Metrics_NodeLoc_Analyzer
* @since 1.0.0
*/
private function _createAnalyzer()
{
$analyzer = new PHP_Depend_Metrics_NodeLoc_Analyzer();
$analyzer->setCache($this->_cache);
return $analyzer;
}
/**
* testAnalyzerIgnoresFilesWithoutFileName
*
* @return void
* @covers PHP_Depend_Metrics_NodeLoc_Analyzer
* @group pdepend
* @group pdepend::metrics
* @group pdepend::metrics::nodeloc
* @group unittest
*/
public function testAnalyzerIgnoresFilesWithoutFileName()
{
$file = new PHP_Depend_Code_File(null);
$file->setUUID(42);
$analyzer = new PHP_Depend_Metrics_NodeLoc_Analyzer();
$analyzer->visitFile($file);
$metrics = $analyzer->getNodeMetrics($file);
$this->assertEquals(array(), $metrics);
}
/**
* testCalculatesExpectedLLocForDoWhileStatement
*
* @return void
* @covers PHP_Depend_Metrics_NodeLoc_Analyzer
* @group pdepend
* @group pdepend::metrics
* @group pdepend::metrics::nodeloc
* @group unittest
*/
public function testCalculatesExpectedLLocForDoWhileStatement()
{
$packages = self::parseTestCaseSource(__METHOD__);
$function = $packages->current()->getFunctions()->current();
$analyzer = new PHP_Depend_Metrics_NodeLoc_Analyzer();
$analyzer->analyze($packages);
$metrics = $analyzer->getNodeMetrics($function);
$this->assertEquals(3, $metrics['lloc']);
}
/**
* Tests the result of the phpunit logger with some real analyzers.
*
* @return void
* @covers PHP_Depend_Log_Phpunit_Xml
* @group pdepend
* @group pdepend::logs
* @group pdepend::logs::summary
* @group unittest
*/
public function testPHPUnitLoggerResult()
{
$packages = self::parseTestCaseSource(__METHOD__);
$logger = new PHP_Depend_Log_Phpunit_Xml();
$logger->setLogFile($this->_tempFile);
$logger->setCode($packages);
$analyzer0 = new PHP_Depend_Metrics_CyclomaticComplexity_Analyzer();
$analyzer0->analyze($packages);
$analyzer1 = new PHP_Depend_Metrics_ClassLevel_Analyzer();
$analyzer1->addAnalyzer($analyzer0);
$analyzer1->analyze($packages);
$analyzer2 = new PHP_Depend_Metrics_CodeRank_Analyzer();
$analyzer2->analyze($packages);
$analyzer3 = new PHP_Depend_Metrics_Coupling_Analyzer();
$analyzer3->analyze($packages);
$analyzer4 = new PHP_Depend_Metrics_Hierarchy_Analyzer();
$analyzer4->analyze($packages);
$analyzer5 = new PHP_Depend_Metrics_Inheritance_Analyzer();
$analyzer5->analyze($packages);
$analyzer6 = new PHP_Depend_Metrics_NodeCount_Analyzer();
$analyzer6->analyze($packages);
$analyzer7 = new PHP_Depend_Metrics_NodeLoc_Analyzer();
$analyzer7->analyze($packages);
$logger->log($analyzer0);
$logger->log($analyzer1);
$logger->log($analyzer2);
$logger->log($analyzer3);
$logger->log($analyzer4);
$logger->log($analyzer5);
$logger->log($analyzer6);
$logger->log($analyzer7);
$logger->close();
$actual = file_get_contents($this->_tempFile);
$expected = $this->_loadExpected('phpunit-log.xml');
$this->assertXmlStringEqualsXmlString($expected, $actual);
}
