github.com/m3db/m3@v1.5.0/src/dbnode/x/xpool/pool_test.go (about)

     1  // Copyright (c) 2018 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package xpool
    22  
    23  import (
    24  	"testing"
    25  
    26  	"github.com/m3db/m3/src/x/pool"
    27  
    28  	"github.com/stretchr/testify/require"
    29  )
    30  
    31  func testPool() CheckedBytesWrapperPool {
    32  	p := NewCheckedBytesWrapperPool(pool.NewObjectPoolOptions().SetSize(1))
    33  	p.Init()
    34  	return p
    35  }
    36  
    37  func TestCheckedBytesWrapperPool(t *testing.T) {
    38  	initBytes := []byte("some-string")
    39  
    40  	pool := testPool()
    41  	cb := pool.Get(initBytes)
    42  
    43  	cb.IncRef()
    44  	require.Equal(t, initBytes, cb.Bytes())
    45  	cb.DecRef()
    46  
    47  	cb.Finalize()
    48  	cb.IncRef()
    49  	require.Nil(t, cb.Bytes())
    50  	cb.DecRef()
    51  	require.Equal(t, []byte("some-string"), initBytes)
    52  }