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hook_test.go
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hook_test.go
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package rueidishook
import (
"context"
"errors"
"testing"
"time"
"github.com/golang/mock/gomock"
"github.com/rueian/rueidis"
"github.com/rueian/rueidis/mock"
)
type hook struct{}
func (h *hook) Do(client rueidis.Client, ctx context.Context, cmd rueidis.Completed) (resp rueidis.RedisResult) {
return client.Do(ctx, cmd)
}
func (h *hook) DoMulti(client rueidis.Client, ctx context.Context, multi ...rueidis.Completed) (resps []rueidis.RedisResult) {
return client.DoMulti(ctx, multi...)
}
func (h *hook) DoCache(client rueidis.Client, ctx context.Context, cmd rueidis.Cacheable, ttl time.Duration) (resp rueidis.RedisResult) {
return client.DoCache(ctx, cmd, ttl)
}
func (h *hook) DoMultiCache(client rueidis.Client, ctx context.Context, multi ...rueidis.CacheableTTL) (resps []rueidis.RedisResult) {
return client.DoMultiCache(ctx, multi...)
}
func (h *hook) Receive(client rueidis.Client, ctx context.Context, subscribe rueidis.Completed, fn func(msg rueidis.PubSubMessage)) (err error) {
return client.Receive(ctx, subscribe, fn)
}
type wronghook struct {
DoFn func(client rueidis.Client)
}
func (w *wronghook) Do(client rueidis.Client, ctx context.Context, cmd rueidis.Completed) (resp rueidis.RedisResult) {
w.DoFn(client)
return rueidis.RedisResult{}
}
func (w *wronghook) DoMulti(client rueidis.Client, ctx context.Context, multi ...rueidis.Completed) (resps []rueidis.RedisResult) {
panic("implement me")
}
func (w *wronghook) DoCache(client rueidis.Client, ctx context.Context, cmd rueidis.Cacheable, ttl time.Duration) (resp rueidis.RedisResult) {
panic("implement me")
}
func (w *wronghook) DoMultiCache(client rueidis.Client, ctx context.Context, multi ...rueidis.CacheableTTL) (resps []rueidis.RedisResult) {
panic("implement me")
}
func (w *wronghook) Receive(client rueidis.Client, ctx context.Context, subscribe rueidis.Completed, fn func(msg rueidis.PubSubMessage)) (err error) {
panic("implement me")
}
func testHooked(t *testing.T, hooked rueidis.Client, mocked *mock.Client) {
ctx := context.Background()
{
mocked.EXPECT().Do(ctx, mock.Match("GET", "a")).Return(mock.Result(mock.RedisNil()))
if err := hooked.Do(ctx, hooked.B().Get().Key("a").Build()).Error(); !rueidis.IsRedisNil(err) {
t.Fatalf("unexpected err %v", err)
}
}
{
mocked.EXPECT().DoCache(ctx, mock.Match("GET", "b"), time.Second).Return(mock.Result(mock.RedisNil()))
if err := hooked.DoCache(ctx, hooked.B().Get().Key("b").Cache(), time.Second).Error(); !rueidis.IsRedisNil(err) {
t.Fatalf("unexpected err %v", err)
}
}
{
mocked.EXPECT().DoMulti(ctx, mock.Match("GET", "c")).Return([]rueidis.RedisResult{mock.Result(mock.RedisNil())})
for _, resp := range hooked.DoMulti(ctx, hooked.B().Get().Key("c").Build()) {
if err := resp.Error(); !rueidis.IsRedisNil(err) {
t.Fatalf("unexpected err %v", err)
}
}
}
{
mocked.EXPECT().DoMultiCache(ctx, mock.Match("GET", "e")).Return([]rueidis.RedisResult{mock.Result(mock.RedisNil())})
for _, resp := range hooked.DoMultiCache(ctx, rueidis.CT(hooked.B().Get().Key("e").Cache(), time.Second)) {
if err := resp.Error(); !rueidis.IsRedisNil(err) {
t.Fatalf("unexpected err %v", err)
}
}
}
{
mocked.EXPECT().Receive(ctx, mock.Match("SUBSCRIBE", "a"), gomock.Any()).DoAndReturn(func(ctx context.Context, cmd any, fn func(msg rueidis.PubSubMessage)) error {
fn(rueidis.PubSubMessage{
Channel: "s",
Message: "s",
})
return errors.New("any")
})
if err := hooked.Receive(ctx, hooked.B().Subscribe().Channel("a").Build(), func(msg rueidis.PubSubMessage) {
if msg.Message != "s" && msg.Channel != "s" {
t.Fatalf("unexpected val %v", msg)
}
}); err.Error() != "any" {
t.Fatalf("unexpected err %v", err)
}
}
{
mocked.EXPECT().Nodes().Return(map[string]rueidis.Client{"addr": mocked})
if nodes := hooked.Nodes(); nodes["addr"].(*hookclient).client != mocked {
t.Fatalf("unexpected val %v", nodes)
}
}
{
ch := make(chan struct{})
mocked.EXPECT().Close().Do(func() { close(ch) })
hooked.Close()
<-ch
}
}
func testHookedDedicated(t *testing.T, hooked rueidis.DedicatedClient, mocked *mock.DedicatedClient) {
ctx := context.Background()
{
mocked.EXPECT().Do(ctx, mock.Match("GET", "a")).Return(mock.Result(mock.RedisNil()))
if err := hooked.Do(ctx, hooked.B().Get().Key("a").Build()).Error(); !rueidis.IsRedisNil(err) {
t.Fatalf("unexpected err %v", err)
}
}
{
mocked.EXPECT().DoMulti(ctx, mock.Match("GET", "c")).Return([]rueidis.RedisResult{mock.Result(mock.RedisNil())})
for _, resp := range hooked.DoMulti(ctx, hooked.B().Get().Key("c").Build()) {
if err := resp.Error(); !rueidis.IsRedisNil(err) {
t.Fatalf("unexpected err %v", err)
}
}
}
{
mocked.EXPECT().Receive(ctx, mock.Match("SUBSCRIBE", "a"), gomock.Any()).DoAndReturn(func(ctx context.Context, cmd any, fn func(msg rueidis.PubSubMessage)) error {
fn(rueidis.PubSubMessage{
Channel: "s",
Message: "s",
})
return errors.New("any")
})
if err := hooked.Receive(ctx, hooked.B().Subscribe().Channel("a").Build(), func(msg rueidis.PubSubMessage) {
if msg.Message != "s" && msg.Channel != "s" {
t.Fatalf("unexpected val %v", msg)
}
}); err.Error() != "any" {
t.Fatalf("unexpected err %v", err)
}
}
{
mocked.EXPECT().SetPubSubHooks(rueidis.PubSubHooks{})
hooked.SetPubSubHooks(rueidis.PubSubHooks{})
}
{
ch := make(chan struct{})
mocked.EXPECT().Close().Do(func() { close(ch) })
hooked.Close()
<-ch
}
}
func TestWithHook(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
mocked := mock.NewClient(ctrl)
hooked := WithHook(mocked, &hook{})
testHooked(t, hooked, mocked)
{
dc := mock.NewDedicatedClient(ctrl)
mocked.EXPECT().Dedicate().Return(dc, func() {})
c, _ := hooked.Dedicate()
testHookedDedicated(t, c, dc)
}
{
dc := mock.NewDedicatedClient(ctrl)
cb := func(c rueidis.DedicatedClient) error {
testHookedDedicated(t, c, dc)
return errors.New("any")
}
mocked.EXPECT().Dedicated(gomock.Any()).DoAndReturn(func(fn func(c rueidis.DedicatedClient) error) error {
return fn(dc)
})
if err := hooked.Dedicated(cb); err.Error() != "any" {
t.Fatalf("unexpected err %v", err)
}
}
}
func TestForbiddenMethodForDedicatedClient(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
mocked := mock.NewClient(ctrl)
shouldpanic := func(fn func(client rueidis.Client), msg string) {
defer func() {
if err := recover().(string); err != msg {
t.Fatalf("unexpected err %v", err)
}
}()
hooked := WithHook(mocked, &wronghook{DoFn: fn})
mocked.EXPECT().Dedicated(gomock.Any()).DoAndReturn(func(fn func(c rueidis.DedicatedClient) error) error {
return fn(mock.NewDedicatedClient(ctrl))
})
hooked.Dedicated(func(client rueidis.DedicatedClient) error {
return client.Do(context.Background(), client.B().Get().Key("").Build()).Error()
})
}
for _, c := range []struct {
fn func(client rueidis.Client)
msg string
}{
{
fn: func(client rueidis.Client) {
client.DoCache(context.Background(), client.B().Get().Key("").Cache(), time.Second)
},
msg: "DoCache() is not allowed with rueidis.DedicatedClient",
}, {
fn: func(client rueidis.Client) {
client.DoMultiCache(context.Background())
},
msg: "DoMultiCache() is not allowed with rueidis.DedicatedClient",
}, {
fn: func(client rueidis.Client) {
client.Dedicated(func(client rueidis.DedicatedClient) error { return nil })
},
msg: "Dedicated() is not allowed with rueidis.DedicatedClient",
}, {
fn: func(client rueidis.Client) {
client.Dedicate()
},
msg: "Dedicate() is not allowed with rueidis.DedicatedClient",
}, {
fn: func(client rueidis.Client) {
client.Nodes()
},
msg: "Nodes() is not allowed with rueidis.DedicatedClient",
},
} {
shouldpanic(c.fn, c.msg)
}
}