validateCommand() public static method

Checks if the command is correct and removes spaces
public static validateCommand ( string $command ) : string | false
$command string
return string | false
 public function testValidateCommand()
 {
     $result = TaskManager::validateCommand('Class::method( arg1 , arg2 ) ');
     $this->assertEquals($result, 'Class::method(arg1,arg2)');
     $result = TaskManager::validateCommand('Class->method( arg1 , arg2 ) ');
     $this->assertFalse($result);
 }