github.com/elfadel/cilium@v1.6.12/pkg/serializer/func_queue_test.go (about)

     1  // Copyright 2017 Authors of Cilium
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  // +build !privileged_tests
    16  
    17  package serializer
    18  
    19  import (
    20  	"errors"
    21  	"testing"
    22  	"time"
    23  
    24  	. "gopkg.in/check.v1"
    25  )
    26  
    27  // Hook up gocheck into the "go test" runner.
    28  func Test(t *testing.T) {
    29  	TestingT(t)
    30  }
    31  
    32  type SerializerSuite struct{}
    33  
    34  var _ = Suite(&SerializerSuite{})
    35  
    36  func (s *SerializerSuite) TestFuncSerializer(c *C) {
    37  	stopTest := make(chan struct{})
    38  	nRetriesExecuted := 0
    39  	nRetriesExpected := 3
    40  
    41  	f := func() error {
    42  		nRetriesExecuted++
    43  		return errors.New("Failed")
    44  	}
    45  
    46  	wf := func(nRetries int) bool {
    47  		if nRetries >= nRetriesExpected {
    48  			close(stopTest)
    49  			return false
    50  		}
    51  		return true
    52  	}
    53  
    54  	fs := NewFunctionQueue(1)
    55  
    56  	fs.Enqueue(f, wf)
    57  
    58  	select {
    59  	case <-stopTest:
    60  	case <-time.NewTimer(5 * time.Second).C:
    61  		c.Fatalf("FuncSerializer failed to execute")
    62  	}
    63  
    64  	c.Assert(nRetriesExecuted, Equals, nRetriesExpected)
    65  }