public function testInitialRepository()
 {
     $dirname = $this->generateTmpDir();
     $instance = new VersionControl_Git($dirname);
     $instance->initialRepository();
     $this->assertTrue(is_dir($dirname . DIRECTORY_SEPARATOR . '.git'));
     $this->removeDirectory($dirname);
     $dirname = $this->generateTmpDir();
     $instance = new VersionControl_Git($dirname);
     $instance->initialRepository(true);
     $this->assertTrue(is_file($dirname . DIRECTORY_SEPARATOR . 'HEAD'));
     $this->removeDirectory($dirname);
 }