PhpBrew\Build::setSourceDirectory PHP Method

    public function setSourceDirectory($dir)
    {
        $this->sourceDirectory = $dir;
    }

 public function testPatch()
 {
     if (PHP_OS !== "Darwin") {
         return $this->markTestSkipped('openssl DSO patch test only runs on darwin platform');
     }
     $logger = new Logger();
     $logger->setQuiet();
     $fromVersion = '5.5.17';
     $sourceFixtureDirectory = getenv('PHPBREW_FIXTURES_PHP_DIR') . DIRECTORY_SEPARATOR . $fromVersion;
     $sourceDirectory = getenv('PHPBREW_BUILD_PHP_DIR');
     $this->setupBuildDirectory($fromVersion);
     $build = new Build($fromVersion);
     $build->setSourceDirectory($sourceDirectory);
     $build->enableVariant('openssl');
     $this->assertTrue($build->hasVariant('openssl'), 'openssl enabled');
     $patch = new OpenSSLDSOPatch();
     $matched = $patch->match($build, $logger);
     $this->assertTrue($matched, 'patch matched');
     $patchedCount = $patch->apply($build, $logger);
     $this->assertEquals(10, $patchedCount);
     /*
             We can't assume the file equals because the test may be run on different platform and openssl may be installed 
             into different locations.
     
             $sourceExpectedDirectory = getenv('PHPBREW_EXPECTED_PHP_DIR') . DIRECTORY_SEPARATOR . '5.5.17-openssl-dso-patch';
             $this->assertFileEquals($sourceExpectedDirectory. '/Makefile', $sourceDirectory . '/Makefile');
     */
 }