github.com/m3db/m3@v1.5.1-0.20231129193456-75a402aa583b/src/dbnode/client/fetch_state_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 client
    22  
    23  import (
    24  	"testing"
    25  
    26  	"github.com/m3db/m3/src/x/pool"
    27  	"github.com/m3db/m3/src/x/sampler"
    28  
    29  	"github.com/stretchr/testify/require"
    30  	"go.uber.org/zap"
    31  )
    32  
    33  func TestFetchStatePoolInvalidInteraction(t *testing.T) {
    34  	p := newFetchStatePool(pool.NewObjectPoolOptions().SetSize(1),
    35  		zap.NewExample(), sampler.MustNewSampler(1))
    36  	p.Init()
    37  	s := p.Get()
    38  
    39  	testPool := &testFetchStatePool{t, s, false}
    40  	s.pool = testPool
    41  
    42  	s.fetchTaggedOp = newFetchTaggedOp(nil)
    43  	s.incRef()
    44  	require.Panics(t, func() {
    45  		s.decRef()
    46  	})
    47  }
    48  
    49  func TestFetchStatePoolValidInteraction(t *testing.T) {
    50  	p := newFetchStatePool(pool.NewObjectPoolOptions().SetSize(1),
    51  		zap.NewExample(), sampler.MustNewSampler(1))
    52  	p.Init()
    53  	s := p.Get()
    54  
    55  	testPool := &testFetchStatePool{t, s, false}
    56  	s.pool = testPool
    57  
    58  	s.fetchTaggedOp = newFetchTaggedOp(nil)
    59  	s.fetchTaggedOp.incRef()
    60  	s.incRef()
    61  	s.decRef()
    62  	require.True(t, testPool.called)
    63  	require.Nil(t, s.fetchTaggedOp)
    64  }
    65  
    66  type testFetchStatePool struct {
    67  	t             *testing.T
    68  	expectedState *fetchState
    69  	called        bool
    70  }
    71  
    72  var _ fetchStatePool = &testFetchStatePool{}
    73  
    74  func (p *testFetchStatePool) Put(o *fetchState) {
    75  	require.False(p.t, p.called)
    76  	p.called = true
    77  	require.Equal(p.t, p.expectedState, o)
    78  }
    79  
    80  func (p *testFetchStatePool) Init() {
    81  	panic("not implemented")
    82  }
    83  
    84  func (p *testFetchStatePool) Get() *fetchState {
    85  	panic("not implemented")
    86  }
    87  
    88  func (p *testFetchStatePool) MaybeLogHostError(hostErr maybeHostFetchError) {
    89  	panic("not implemented")
    90  }