mirror of
https://github.com/christianselig/apollo-backend
synced 2024-11-14 16:07:42 +00:00
84 lines
1.7 KiB
Go
84 lines
1.7 KiB
Go
package distributedlock_test
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import (
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"context"
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"fmt"
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"math/rand"
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"os"
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"testing"
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"time"
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"github.com/christianselig/apollo-backend/internal/distributedlock"
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"github.com/go-redis/redis/v8"
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"github.com/stretchr/testify/assert"
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)
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func NewRedisClient(t *testing.T, ctx context.Context) (*redis.Client, func()) {
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t.Helper()
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opt, err := redis.ParseURL(os.Getenv("REDIS_URL"))
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if err != nil {
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panic(err)
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}
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client := redis.NewClient(opt)
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if err := client.Ping(ctx).Err(); err != nil {
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panic(err)
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}
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return client, func() {
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_ = client.Close()
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}
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}
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func TestDistributedLock_AcquireLock(t *testing.T) {
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t.Parallel()
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ctx := context.Background()
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key := fmt.Sprintf("key:%d-%d", time.Now().UnixNano(), rand.Int63())
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client, closer := NewRedisClient(t, ctx)
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defer closer()
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d, err := distributedlock.New(client, 10*time.Second)
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assert.NoError(t, err)
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lock, err := d.AcquireLock(ctx, key)
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assert.NoError(t, err)
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_, err = d.AcquireLock(ctx, key)
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assert.Equal(t, distributedlock.ErrLockAlreadyAcquired, err)
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err = lock.Release(ctx)
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assert.NoError(t, err)
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_, err = d.AcquireLock(ctx, key)
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assert.NoError(t, err)
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}
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func TestDistributedLock_WaitAcquireLock(t *testing.T) {
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t.Parallel()
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ctx := context.Background()
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key := fmt.Sprintf("key:%d-%d", time.Now().UnixNano(), rand.Int63())
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client, closer := NewRedisClient(t, ctx)
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defer closer()
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d, err := distributedlock.New(client, 10*time.Second)
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assert.NoError(t, err)
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lock, err := d.AcquireLock(ctx, key)
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assert.NoError(t, err)
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go func(l *distributedlock.Lock) {
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select {
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case <-time.After(100 * time.Millisecond):
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_ = l.Release(ctx)
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}
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}(lock)
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lock, err = d.WaitAcquireLock(ctx, key, 5*time.Second)
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assert.NoError(t, err)
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assert.NotNil(t, lock)
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}
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