Files
go-omni/app/errorCatalog_test.go

179 lines
6.7 KiB
Go

package app_test
import (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"sync"
"testing"
"time"
omni "git.yuntuo.hk/k2safe/go-omni"
apierrors "git.yuntuo.hk/k2safe/go-omni/errors"
"git.yuntuo.hk/k2safe/go-omni/httpx"
"git.yuntuo.hk/k2safe/go-omni/logx"
"git.yuntuo.hk/k2safe/go-omni/metrics"
"git.yuntuo.hk/k2safe/go-omni/middleware"
"git.yuntuo.hk/k2safe/go-omni/response"
)
func TestAppErrorCatalogHTTP200LogsAndReplay(t *testing.T) {
var logs bytes.Buffer
logCfg := logx.Default()
logCfg.Writer = &logs
l, err := logx.New(logCfg)
if err != nil {
t.Fatal(err)
}
logx.SetDefault(l)
defer logx.SetDefault(nil)
defer l.Close()
cat := apierrors.Catalog{DefaultStatus: 200, Definitions: map[string]apierrors.Definition{"INVALID": {Code: 400002, Message: "项目提示"}, "DENIED": {Status: 403, Code: 9, Message: "no"}}}
policy := response.Config{CodeType: "int32", SuccessCode: 0, ErrorCode: 9999, MessageField: "msg", DataMode: "always"}
app := omni.New(omni.WithErrors(cat), omni.WithResponse(policy), omni.WithLogger(true))
defer app.Close()
meter := metrics.New()
app.Use(meter.Middleware())
cat.Definitions["INVALID"] = apierrors.Definition{Status: 500, Code: 1, Message: "mutated"}
app.Config().Errors.Definitions["INVALID"] = apierrors.Definition{Status: 500, Code: 2, Message: "mutated"}
app.GET("/error", func(c *omni.Context) error {
return fmt.Errorf("wrapped: %w", apierrors.ByCode("INVALID").WithCause(errors.New("private")))
})
app.GET("/direct", func(c *omni.Context) error { c.WriteError(apierrors.ByCode("INVALID")); return nil })
app.GET("/bridge", func(c *omni.Context) error { return apierrors.ByCode("INVALID") }, httpx.WrapMiddleware(func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { next.ServeHTTP(w, r) })
}))
app.GET("/missing", func(c *omni.Context) error { return apierrors.ByCode("MISSING") })
app.GET("/denied", func(c *omni.Context) error { return apierrors.ByCode("DENIED") })
app.GET("/committed", func(c *omni.Context) error {
if err := c.Text(201, "done"); err != nil {
return err
}
return apierrors.ByCode("INVALID")
})
app.HandleWithResponse("GET", "/callback", response.EncoderFunc(func(r response.Result) (response.Payload, error) {
if !r.IsError() || r.BusinessCode != int64(400002) {
t.Fatal(r)
}
return response.Text(202, "ACK"), nil
}), func(c *omni.Context) error { return apierrors.ByCode("INVALID") })
idem, err := middleware.NewIdempotency(middleware.IdempotencyConfig{Scope: func(*httpx.Context) (string, error) { return "fixture", nil }})
if err != nil {
t.Fatal(err)
}
calls := 0
app.POST("/idempotent", func(c *omni.Context) error { calls++; return apierrors.ByCode("INVALID") }, idem.Middleware())
shared, err := middleware.NewIdempotency(middleware.IdempotencyConfig{Store: &catalogStore{records: map[string]middleware.IdempotencyRecord{}}, Scope: func(*httpx.Context) (string, error) { return "fixture", nil }})
if err != nil {
t.Fatal(err)
}
app.POST("/shared", func(c *omni.Context) error { calls++; return apierrors.ByCode("INVALID") }, shared.Middleware())
for _, path := range []string{"/error", "/direct", "/bridge", "/idempotent", "/idempotent", "/shared", "/shared"} {
method := "GET"
if path == "/idempotent" || path == "/shared" {
method = "POST"
}
w := httptest.NewRecorder()
r := httptest.NewRequest(method, path, nil)
r.Header.Set("Idempotency-Key", "same")
app.ServeHTTP(w, r)
if w.Code != 200 || !strings.Contains(w.Body.String(), `"code":400002`) || !strings.Contains(w.Body.String(), "项目提示") || strings.Contains(w.Body.String(), "private") {
t.Fatal(w.Code, w.Body.String())
}
}
if stats := meter.Snapshot(); stats.Errors != 7 || stats.StatusCounts["200"] != 7 {
t.Fatal("lost business failure metrics", stats)
}
if calls != 2 {
t.Fatal("replay executed business twice")
}
for _, test := range []struct {
path string
status int
body string
}{{"/denied", 403, `"code":9`}, {"/missing", 500, `"code":9999`}, {"/committed", 201, "done"}, {"/callback", 202, "ACK"}} {
w := httptest.NewRecorder()
app.ServeHTTP(w, httptest.NewRequest("GET", test.path, nil))
if w.Code != test.status || !strings.Contains(w.Body.String(), test.body) {
t.Fatal(test.path, w.Code, w.Body.String())
}
}
for _, line := range strings.Split(strings.TrimSpace(logs.String()), "\n") {
var entry map[string]any
if err := json.Unmarshal([]byte(line), &entry); err != nil {
t.Fatal(err)
}
if entry["msg"] != "http.request" {
continue
}
if entry["failed"] != true {
t.Fatal("lost failure:", entry)
}
if entry["path"] == "/callback" {
if entry["status"] != float64(202) {
t.Fatal(entry)
}
} else if entry["path"] == "/error" || entry["path"] == "/direct" || entry["path"] == "/bridge" || entry["path"] == "/idempotent" || entry["path"] == "/shared" {
if entry["status"] != float64(200) || entry["businessCode"] != float64(400002) || entry["errorKey"] != "INVALID" {
t.Fatal(entry)
}
}
}
// A second application may interpret the same logical identifier differently.
app2 := omni.New(omni.WithErrors(apierrors.Catalog{Definitions: map[string]apierrors.Definition{"INVALID": {Status: 409, Code: "conflict", Message: "other"}}}))
defer app2.Close()
app2.GET("/", func(*omni.Context) error { return apierrors.ByCode("INVALID") })
w := httptest.NewRecorder()
app2.ServeHTTP(w, httptest.NewRequest("GET", "/", nil))
if w.Code != 409 || !strings.Contains(w.Body.String(), "other") {
t.Fatal(w.Code, w.Body.String())
}
}
// A serialized store exercises the shared middleware contract, including replay
// metadata. No external service or project database is used by this fixture.
type catalogStore struct {
mu sync.Mutex
records map[string]middleware.IdempotencyRecord
}
func (s *catalogStore) Claim(_ context.Context, key, fp, owner string) (middleware.IdempotencyRecord, bool, error) {
s.mu.Lock()
defer s.mu.Unlock()
if r, ok := s.records[key]; ok {
return r, false, nil
}
r := middleware.IdempotencyRecord{Fingerprint: fp, Owner: owner, State: "running"}
s.records[key] = r
return r, true, nil
}
func (s *catalogStore) Complete(_ context.Context, key, owner string, response *middleware.StoredResponse, _ time.Duration) error {
s.mu.Lock()
defer s.mu.Unlock()
r := s.records[key]
if r.Owner != owner {
return errors.New("wrong owner")
}
r.State = "failed"
if response != nil {
r.State = "completed"
encoded, err := json.Marshal(response)
if err != nil {
return err
}
var copy middleware.StoredResponse
if err := json.Unmarshal(encoded, &copy); err != nil {
return err
}
r.Response = &copy
}
s.records[key] = r
return nil
}