github.com/aaabigfish/gopkg@v1.1.0/internal/runtimex/ppin_test.go (about)

     1  // Copyright 2021 ByteDance Inc.
     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  package runtimex
    16  
    17  import (
    18  	"runtime"
    19  	"sync"
    20  	"testing"
    21  )
    22  
    23  func TestPin(t *testing.T) {
    24  	n := Pin()
    25  	Unpin()
    26  	t.Log(n)
    27  	var wg sync.WaitGroup
    28  	for i := 0; i < runtime.GOMAXPROCS(0); i++ {
    29  		wg.Add(1)
    30  		go func() {
    31  			n := Pin()
    32  			Unpin()
    33  			t.Log(n)
    34  			wg.Done()
    35  		}()
    36  	}
    37  	wg.Wait()
    38  }