github.com/matrixorigin/matrixone@v1.2.0/pkg/txn/client/leak_checker_test.go (about)

     1  // Copyright 2023 Matrix Origin
     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 client
    16  
    17  import (
    18  	"context"
    19  	"testing"
    20  	"time"
    21  
    22  	"github.com/matrixorigin/matrixone/pkg/common/runtime"
    23  	"github.com/stretchr/testify/assert"
    24  	"github.com/stretchr/testify/require"
    25  )
    26  
    27  func TestLeakCheck(t *testing.T) {
    28  	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
    29  	defer cancel()
    30  
    31  	runtime.SetupProcessLevelRuntime(runtime.DefaultRuntime())
    32  	ts := newTestTxnSender()
    33  
    34  	cc := make(chan struct{})
    35  	c := NewTxnClient(ts,
    36  		WithEnableLeakCheck(
    37  			time.Millisecond*200,
    38  			func([]ActiveTxn) {
    39  				close(cc)
    40  			}))
    41  	c.Resume()
    42  	_, err := c.New(ctx, newTestTimestamp(0))
    43  	assert.Nil(t, err)
    44  	<-cc
    45  	require.NoError(t, c.Close())
    46  }
    47  
    48  func TestLeakCheckWithNoLeak(t *testing.T) {
    49  	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
    50  	defer cancel()
    51  
    52  	runtime.SetupProcessLevelRuntime(runtime.DefaultRuntime())
    53  	ts := newTestTxnSender()
    54  
    55  	n := 0
    56  	c := NewTxnClient(ts,
    57  		WithEnableLeakCheck(
    58  			time.Millisecond*200,
    59  			func([]ActiveTxn) {
    60  				n++
    61  			}))
    62  	c.Resume()
    63  	op, err := c.New(ctx, newTestTimestamp(0))
    64  	require.NoError(t, err)
    65  	require.NoError(t, op.Rollback(ctx))
    66  	time.Sleep(time.Millisecond * 200 * 3)
    67  	assert.Equal(t, 0, n)
    68  	lc := c.(*txnClient).leakChecker
    69  	lc.Lock()
    70  	assert.Equal(t, 0, len(lc.actives))
    71  	lc.Unlock()
    72  	require.NoError(t, c.Close())
    73  }