github.com/chwjbn/xclash@v0.2.0/component/pool/pool_test.go (about)

     1  package pool
     2  
     3  import (
     4  	"context"
     5  	"testing"
     6  	"time"
     7  
     8  	"github.com/stretchr/testify/assert"
     9  )
    10  
    11  func lg() Factory {
    12  	initial := -1
    13  	return func(context.Context) (interface{}, error) {
    14  		initial++
    15  		return initial, nil
    16  	}
    17  }
    18  
    19  func TestPool_Basic(t *testing.T) {
    20  	g := lg()
    21  	pool := New(g)
    22  
    23  	elm, _ := pool.Get()
    24  	assert.Equal(t, 0, elm.(int))
    25  	pool.Put(elm)
    26  	elm, _ = pool.Get()
    27  	assert.Equal(t, 0, elm.(int))
    28  	elm, _ = pool.Get()
    29  	assert.Equal(t, 1, elm.(int))
    30  }
    31  
    32  func TestPool_MaxSize(t *testing.T) {
    33  	g := lg()
    34  	size := 5
    35  	pool := New(g, WithSize(size))
    36  
    37  	items := []interface{}{}
    38  
    39  	for i := 0; i < size; i++ {
    40  		item, _ := pool.Get()
    41  		items = append(items, item)
    42  	}
    43  
    44  	extra, _ := pool.Get()
    45  	assert.Equal(t, size, extra.(int))
    46  
    47  	for _, item := range items {
    48  		pool.Put(item)
    49  	}
    50  
    51  	pool.Put(extra)
    52  
    53  	for _, item := range items {
    54  		elm, _ := pool.Get()
    55  		assert.Equal(t, item.(int), elm.(int))
    56  	}
    57  }
    58  
    59  func TestPool_MaxAge(t *testing.T) {
    60  	g := lg()
    61  	pool := New(g, WithAge(20))
    62  
    63  	elm, _ := pool.Get()
    64  	pool.Put(elm)
    65  
    66  	elm, _ = pool.Get()
    67  	assert.Equal(t, 0, elm.(int))
    68  	pool.Put(elm)
    69  
    70  	time.Sleep(time.Millisecond * 22)
    71  	elm, _ = pool.Get()
    72  	assert.Equal(t, 1, elm.(int))
    73  }