     
     func testAddOperation() {
         let queue = Queuer(name: "QueuerTestAddOperation")
-        
         let testExpectation = expectation(description: "Add Operation")
         
         let concurrentOperation = ConcurrentOperation {

    
    func testCancelAll() {
        let queue = Queuer(name: "QueuerTestCancellAll")
        
        let testExpectation = expectation(description: "Cancell All Operations")
        var order: [Int] = []
        

    
    func testPauseAndResume() {
        let queue = Queuer(name: "QueuerTestPauseAndResume")
        let testExpectation = expectation(description: "Pause and Resume")
        var order: [Int] = []
        
        let concurrentOperation1 = ConcurrentOperation {
