github.com/weaviate/weaviate@v1.24.6/adapters/repos/db/backup_test.go (about)

     1  //                           _       _
     2  // __      _____  __ ___   ___  __ _| |_ ___
     3  // \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
     4  //  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
     5  //   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
     6  //
     7  //  Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
     8  //
     9  //  CONTACT: hello@weaviate.io
    10  //
    11  
    12  package db
    13  
    14  import (
    15  	"context"
    16  	"errors"
    17  	"testing"
    18  	"time"
    19  
    20  	tlog "github.com/sirupsen/logrus/hooks/test"
    21  )
    22  
    23  func TestBackupMutex(t *testing.T) {
    24  	l, _ := tlog.NewNullLogger()
    25  	t.Run("success first time", func(t *testing.T) {
    26  		m := backupMutex{log: l, retryDuration: time.Millisecond, notifyDuration: 5 * time.Millisecond}
    27  		ctx, cancel := context.WithTimeout(context.Background(), 12*time.Millisecond)
    28  		defer cancel()
    29  		if err := m.LockWithContext(ctx); err != nil {
    30  			t.Errorf("error want:nil got:%v ", err)
    31  		}
    32  	})
    33  	t.Run("success after retry", func(t *testing.T) {
    34  		m := backupMutex{log: l, retryDuration: 2 * time.Millisecond, notifyDuration: 5 * time.Millisecond}
    35  		m.RLock()
    36  		go func() {
    37  			defer m.RUnlock()
    38  			time.Sleep(time.Millisecond * 15)
    39  		}()
    40  		ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
    41  		defer cancel()
    42  		if err := m.LockWithContext(ctx); err != nil {
    43  			t.Errorf("error want:nil got:%v ", err)
    44  		}
    45  	})
    46  	t.Run("cancelled context", func(t *testing.T) {
    47  		m := backupMutex{log: l, retryDuration: time.Millisecond, notifyDuration: 5 * time.Millisecond}
    48  		m.RLock()
    49  		defer m.RUnlock()
    50  		ctx, cancel := context.WithTimeout(context.Background(), 12*time.Millisecond)
    51  		defer cancel()
    52  		err := m.LockWithContext(ctx)
    53  		if !errors.Is(err, context.DeadlineExceeded) {
    54  			t.Errorf("error want:%v got:%v", err, context.DeadlineExceeded)
    55  		}
    56  	})
    57  }