github.com/m3db/m3@v1.5.0/src/dbnode/storage/repair/metadata_pool_test.go (about)

     1  // Copyright (c) 2016 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 repair
    22  
    23  import (
    24  	"testing"
    25  
    26  	"github.com/m3db/m3/src/dbnode/storage/block"
    27  	"github.com/m3db/m3/src/x/pool"
    28  
    29  	"github.com/stretchr/testify/require"
    30  )
    31  
    32  func TestReplicaMetadataSlicePoolResetOnPut(t *testing.T) {
    33  	opts := pool.NewObjectPoolOptions().SetSize(1)
    34  	p := NewReplicaMetadataSlicePool(opts, 64)
    35  	res := p.Get()
    36  
    37  	// Make res non-empty
    38  	res.Add(block.ReplicaMetadata{})
    39  	require.Equal(t, 1, len(res.Metadata()))
    40  
    41  	// Return res to pool
    42  	p.Put(res)
    43  
    44  	// Verify res has been reset
    45  	res = p.Get()
    46  	require.Equal(t, 0, len(res.Metadata()))
    47  }