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xsetnx_quota_test.go
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xsetnx_quota_test.go
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package andromeda_test
import (
"context"
"errors"
"fmt"
"github.com/golang/mock/gomock"
"github.com/ramadani/andromeda"
"github.com/ramadani/andromeda/mocks"
"github.com/stretchr/testify/assert"
"testing"
"time"
)
func TestXSetNXQuota(t *testing.T) {
ctx := context.TODO()
mockCtrl := gomock.NewController(t)
mockCache := mocks.NewMockCache(mockCtrl)
mockGetQuotaKey := mocks.NewMockGetQuotaKey(mockCtrl)
mockGetQuotaExp := mocks.NewMockGetQuotaExpiration(mockCtrl)
mockGetQuota := mocks.NewMockGetQuota(mockCtrl)
lockIn := time.Second * 5
xSetNXQuota := andromeda.NewXSetNXQuota(mockCache, mockGetQuotaKey, mockGetQuotaExp, mockGetQuota, lockIn)
t.Run("ErrorGetQuotaKey", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
mockErr := errors.New("unexpected")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return("", mockErr)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErr.Error())
})
t.Run("IgnoreWhenQuotaKeyNotFound", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
mockErr := andromeda.ErrQuotaNotFound
mockGetQuotaKey.EXPECT().Do(ctx, req).Return("", mockErr)
err := xSetNXQuota.Do(ctx, req)
assert.Nil(t, err)
})
t.Run("ErrorCacheExists", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockErr := errors.New("unexpected")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), mockErr)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErr.Error())
})
t.Run("NoErrorWhenCacheExists", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(1), nil)
err := xSetNXQuota.Do(ctx, req)
assert.Nil(t, err)
})
t.Run("ErrorLockKey", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockLockKey := fmt.Sprintf("%s-lock", key)
mockErr := errors.New("unexpected")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(false, mockErr)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErr.Error())
})
t.Run("ErrLockedKey", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockLockKey := fmt.Sprintf("%s-lock", key)
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(false, nil)
err := xSetNXQuota.Do(ctx, req)
assert.Error(t, err)
assert.True(t, errors.Is(err, andromeda.ErrLockedKey))
})
t.Run("ErrorGetQuotaAndUnlock", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockLockKey := fmt.Sprintf("%s-lock", key)
mockErr := errors.New("unexpected")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(true, nil)
mockGetQuota.EXPECT().Do(ctx, req).Return(int64(0), mockErr)
mockCache.EXPECT().Del(ctx, mockLockKey).Return(int64(1), nil)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErr.Error())
})
t.Run("ErrorGetQuotaAndErrorUnlock", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockLockKey := fmt.Sprintf("%s-lock", key)
mockErr := errors.New("unexpected")
mockErrUnlock := errors.New("err unlock")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(true, nil)
mockGetQuota.EXPECT().Do(ctx, req).Return(int64(0), mockErr)
mockCache.EXPECT().Del(ctx, mockLockKey).Return(int64(0), mockErrUnlock)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErrUnlock.Error())
})
t.Run("ErrorGetQuotaExpirationAndUnlock", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
mockLockKey := fmt.Sprintf("%s-lock", key)
mockErr := errors.New("unexpected")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(true, nil)
mockGetQuota.EXPECT().Do(ctx, req).Return(int64(1000), nil)
mockGetQuotaExp.EXPECT().Do(ctx, req).Return(time.Duration(0), mockErr)
mockCache.EXPECT().Del(ctx, mockLockKey).Return(int64(1), nil)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErr.Error())
})
t.Run("ErrorSetQuotaAndUnlock", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
exp := time.Hour * 1
mockLockKey := fmt.Sprintf("%s-lock", key)
mockErr := errors.New("unexpected")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(true, nil)
mockGetQuota.EXPECT().Do(ctx, req).Return(int64(1000), nil)
mockGetQuotaExp.EXPECT().Do(ctx, req).Return(exp, nil)
mockCache.EXPECT().SetNX(ctx, key, int64(1000), exp).Return(false, mockErr)
mockCache.EXPECT().Del(ctx, mockLockKey).Return(int64(1), nil)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErr.Error())
})
t.Run("ErrorSetQuotaAndErrorUnlock", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
exp := time.Hour * 1
mockLockKey := fmt.Sprintf("%s-lock", key)
mockErr := errors.New("unexpected")
mockErrUnlock := errors.New("err unlock")
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(true, nil)
mockGetQuota.EXPECT().Do(ctx, req).Return(int64(1000), nil)
mockGetQuotaExp.EXPECT().Do(ctx, req).Return(exp, nil)
mockCache.EXPECT().SetNX(ctx, key, int64(1000), exp).Return(false, mockErr)
mockCache.EXPECT().Del(ctx, mockLockKey).Return(int64(0), mockErrUnlock)
err := xSetNXQuota.Do(ctx, req)
assert.EqualError(t, err, mockErrUnlock.Error())
})
t.Run("SucceedSetQuota", func(t *testing.T) {
defer mockCtrl.Finish()
req := &andromeda.QuotaRequest{QuotaID: "123"}
key := "123-key"
exp := time.Hour * 1
mockLockKey := fmt.Sprintf("%s-lock", key)
mockGetQuotaKey.EXPECT().Do(ctx, req).Return(key, nil)
mockCache.EXPECT().Exists(ctx, key).Return(int64(0), nil)
mockCache.EXPECT().SetNX(ctx, mockLockKey, 1, lockIn).Return(true, nil)
mockGetQuota.EXPECT().Do(ctx, req).Return(int64(1000), nil)
mockGetQuotaExp.EXPECT().Do(ctx, req).Return(exp, nil)
mockCache.EXPECT().SetNX(ctx, key, int64(1000), exp).Return(false, nil)
mockCache.EXPECT().Del(ctx, mockLockKey).Return(int64(0), nil)
err := xSetNXQuota.Do(ctx, req)
assert.Nil(t, err)
})
}
func TestRetryableXSetNXQuota(t *testing.T) {
ctx := context.TODO()
mockCtrl := gomock.NewController(t)
mockNext := mocks.NewMockXSetNXQuota(mockCtrl)
maxRetry := 5
retryIn := time.Duration(0)
retryable := andromeda.NewRetryableXSetNXQuota(mockNext, maxRetry, retryIn)
t.Run("ErrMaxRetryExceeded", func(t *testing.T) {
req := &andromeda.QuotaRequest{QuotaID: "123"}
mockErr := andromeda.ErrMaxRetryExceeded
mockErrNext := errors.New("unexpected")
mockNext.EXPECT().Do(ctx, req).Return(mockErrNext).Times(maxRetry)
err := retryable.Do(ctx, req)
assert.True(t, errors.Is(err, mockErr))
})
t.Run("PartialError", func(t *testing.T) {
req := &andromeda.QuotaRequest{QuotaID: "123"}
mockErrNext := errors.New("unexpected")
mockNext.EXPECT().Do(ctx, req).Return(mockErrNext).Times(maxRetry - 2)
mockNext.EXPECT().Do(ctx, req).Return(nil)
err := retryable.Do(ctx, req)
assert.Nil(t, err)
})
t.Run("NoError", func(t *testing.T) {
req := &andromeda.QuotaRequest{QuotaID: "123"}
mockNext.EXPECT().Do(ctx, req).Return(nil)
err := retryable.Do(ctx, req)
assert.Nil(t, err)
})
}