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373 lines
8.7 KiB
373 lines
8.7 KiB
package http
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import (
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"context"
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"crypto/tls"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net"
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"net/http"
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"reflect"
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"strings"
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"testing"
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"time"
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kratoserrors "github.com/go-kratos/kratos/v2/errors"
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"github.com/go-kratos/kratos/v2/internal/host"
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)
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var h = func(w http.ResponseWriter, r *http.Request) {
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_ = json.NewEncoder(w).Encode(testData{Path: r.RequestURI})
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}
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type testKey struct{}
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type testData struct {
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Path string `json:"path"`
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}
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// handleFuncWrapper is a wrapper for http.HandlerFunc to implement http.Handler
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type handleFuncWrapper struct {
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fn http.HandlerFunc
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}
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func (x *handleFuncWrapper) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
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x.fn.ServeHTTP(writer, request)
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}
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func newHandleFuncWrapper(fn http.HandlerFunc) http.Handler {
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return &handleFuncWrapper{fn: fn}
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}
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func TestServeHTTP(t *testing.T) {
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ln, err := net.Listen("tcp", ":0")
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if err != nil {
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t.Fatal(err)
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}
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mux := NewServer(Listener(ln))
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mux.HandleFunc("/index", h)
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mux.Route("/errors").GET("/cause", func(ctx Context) error {
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return kratoserrors.BadRequest("xxx", "zzz").
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WithMetadata(map[string]string{"foo": "bar"}).
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WithCause(errors.New("error cause"))
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})
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if err = mux.WalkRoute(func(r RouteInfo) error {
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t.Logf("WalkRoute: %+v", r)
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return nil
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}); err != nil {
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t.Fatal(err)
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}
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if e, err := mux.Endpoint(); err != nil || e == nil || strings.HasSuffix(e.Host, ":0") {
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t.Fatal(e, err)
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}
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srv := http.Server{Handler: mux}
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go func() {
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if err := srv.Serve(ln); err != nil {
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if kratoserrors.Is(err, http.ErrServerClosed) {
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return
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}
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panic(err)
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}
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}()
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time.Sleep(time.Second)
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if err := srv.Shutdown(context.Background()); err != nil {
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t.Log(err)
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}
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}
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func TestServer(t *testing.T) {
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ctx := context.Background()
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srv := NewServer()
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srv.Handle("/index", newHandleFuncWrapper(h))
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srv.HandleFunc("/index/{id:[0-9]+}", h)
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srv.HandlePrefix("/test/prefix", newHandleFuncWrapper(h))
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srv.HandleHeader("content-type", "application/grpc-web+json", func(w http.ResponseWriter, r *http.Request) {
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_ = json.NewEncoder(w).Encode(testData{Path: r.RequestURI})
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})
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srv.Route("/errors").GET("/cause", func(ctx Context) error {
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return kratoserrors.BadRequest("xxx", "zzz").
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WithMetadata(map[string]string{"foo": "bar"}).
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WithCause(errors.New("error cause"))
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})
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if e, err := srv.Endpoint(); err != nil || e == nil || strings.HasSuffix(e.Host, ":0") {
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t.Fatal(e, err)
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}
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go func() {
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if err := srv.Start(ctx); err != nil {
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panic(err)
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}
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}()
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time.Sleep(time.Second)
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testHeader(t, srv)
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testClient(t, srv)
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testAccept(t, srv)
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time.Sleep(time.Second)
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if srv.Stop(ctx) != nil {
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t.Errorf("expected nil got %v", srv.Stop(ctx))
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}
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}
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func testAccept(t *testing.T, srv *Server) {
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tests := []struct {
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method string
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path string
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contentType string
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}{
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{"GET", "/errors/cause", "application/json"},
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{"GET", "/errors/cause", "application/proto"},
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}
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e, err := srv.Endpoint()
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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client, err := NewClient(context.Background(), WithEndpoint(e.Host))
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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for _, test := range tests {
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req, err := http.NewRequest(test.method, e.String()+test.path, nil)
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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req.Header.Set("Content-Type", test.contentType)
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resp, err := client.Do(req)
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if kratoserrors.Code(err) != 400 {
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t.Errorf("expected 400 got %v", err)
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}
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if err == nil {
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resp.Body.Close()
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}
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}
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}
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func testHeader(t *testing.T, srv *Server) {
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e, err := srv.Endpoint()
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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client, err := NewClient(context.Background(), WithEndpoint(e.Host))
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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reqURL := fmt.Sprintf(e.String() + "/index")
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req, err := http.NewRequest("GET", reqURL, nil)
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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req.Header.Set("content-type", "application/grpc-web+json")
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resp, err := client.Do(req)
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if err != nil {
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t.Errorf("expected nil got %v", err)
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}
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resp.Body.Close()
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}
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func testClient(t *testing.T, srv *Server) {
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tests := []struct {
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method string
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path string
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code int
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}{
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{"GET", "/index", http.StatusOK},
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{"PUT", "/index", http.StatusOK},
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{"POST", "/index", http.StatusOK},
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{"PATCH", "/index", http.StatusOK},
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{"DELETE", "/index", http.StatusOK},
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{"GET", "/index/1", http.StatusOK},
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{"PUT", "/index/1", http.StatusOK},
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{"POST", "/index/1", http.StatusOK},
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{"PATCH", "/index/1", http.StatusOK},
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{"DELETE", "/index/1", http.StatusOK},
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{"GET", "/index/notfound", http.StatusNotFound},
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{"GET", "/errors/cause", http.StatusBadRequest},
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{"GET", "/test/prefix/123111", http.StatusOK},
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}
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e, err := srv.Endpoint()
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if err != nil {
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t.Fatal(err)
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}
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client, err := NewClient(context.Background(), WithEndpoint(e.Host))
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if err != nil {
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t.Fatal(err)
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}
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defer client.Close()
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for _, test := range tests {
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var res testData
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reqURL := fmt.Sprintf(e.String() + test.path)
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req, err := http.NewRequest(test.method, reqURL, nil)
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if err != nil {
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t.Fatal(err)
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}
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resp, err := client.Do(req)
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if kratoserrors.Code(err) != test.code {
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t.Fatalf("want %v, but got %v", test, err)
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}
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if err != nil {
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continue
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}
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if resp.StatusCode != 200 {
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_ = resp.Body.Close()
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t.Fatalf("http status got %d", resp.StatusCode)
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}
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content, err := io.ReadAll(resp.Body)
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_ = resp.Body.Close()
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if err != nil {
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t.Fatalf("read resp error %v", err)
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}
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err = json.Unmarshal(content, &res)
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if err != nil {
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t.Fatalf("unmarshal resp error %v", err)
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}
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if res.Path != test.path {
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t.Errorf("expected %s got %s", test.path, res.Path)
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}
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}
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for _, test := range tests {
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var res testData
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err := client.Invoke(context.Background(), test.method, test.path, nil, &res)
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if kratoserrors.Code(err) != test.code {
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t.Fatalf("want %v, but got %v", test, err)
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}
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if err != nil {
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continue
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}
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if res.Path != test.path {
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t.Errorf("expected %s got %s", test.path, res.Path)
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}
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}
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}
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func BenchmarkServer(b *testing.B) {
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fn := func(w http.ResponseWriter, r *http.Request) {
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data := &testData{Path: r.RequestURI}
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_ = json.NewEncoder(w).Encode(data)
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if r.Context().Value(testKey{}) != "test" {
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w.WriteHeader(500)
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}
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}
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ctx := context.Background()
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ctx = context.WithValue(ctx, testKey{}, "test")
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srv := NewServer()
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srv.HandleFunc("/index", fn)
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go func() {
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if err := srv.Start(ctx); err != nil {
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panic(err)
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}
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}()
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time.Sleep(time.Second)
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port, ok := host.Port(srv.lis)
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if !ok {
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b.Errorf("expected port got %v", srv.lis)
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}
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client, err := NewClient(context.Background(), WithEndpoint(fmt.Sprintf("127.0.0.1:%d", port)))
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if err != nil {
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b.Errorf("expected nil got %v", err)
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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var res testData
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err := client.Invoke(context.Background(), "POST", "/index", nil, &res)
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if err != nil {
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b.Errorf("expected nil got %v", err)
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}
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}
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_ = srv.Stop(ctx)
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}
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func TestNetwork(t *testing.T) {
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o := &Server{}
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v := "abc"
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Network(v)(o)
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if !reflect.DeepEqual(v, o.network) {
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t.Errorf("expected %v got %v", v, o.network)
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}
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}
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func TestAddress(t *testing.T) {
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o := &Server{}
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v := "abc"
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Address(v)(o)
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if !reflect.DeepEqual(v, o.address) {
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t.Errorf("expected %v got %v", v, o.address)
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}
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}
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func TestTimeout(t *testing.T) {
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o := &Server{}
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v := time.Duration(123)
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Timeout(v)(o)
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if !reflect.DeepEqual(v, o.timeout) {
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t.Errorf("expected %v got %v", v, o.timeout)
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}
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}
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func TestLogger(t *testing.T) {
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// todo
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}
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func TestRequestDecoder(t *testing.T) {
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o := &Server{}
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v := func(*http.Request, interface{}) error { return nil }
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RequestDecoder(v)(o)
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if o.decBody == nil {
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t.Errorf("expected nil got %v", o.decBody)
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}
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}
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func TestResponseEncoder(t *testing.T) {
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o := &Server{}
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v := func(http.ResponseWriter, *http.Request, interface{}) error { return nil }
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ResponseEncoder(v)(o)
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if o.enc == nil {
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t.Errorf("expected nil got %v", o.enc)
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}
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}
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func TestErrorEncoder(t *testing.T) {
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o := &Server{}
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v := func(http.ResponseWriter, *http.Request, error) {}
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ErrorEncoder(v)(o)
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if o.ene == nil {
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t.Errorf("expected nil got %v", o.ene)
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}
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}
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func TestTLSConfig(t *testing.T) {
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o := &Server{}
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v := &tls.Config{}
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TLSConfig(v)(o)
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if !reflect.DeepEqual(v, o.tlsConf) {
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t.Errorf("expected %v got %v", v, o.tlsConf)
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}
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}
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func TestStrictSlash(t *testing.T) {
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o := &Server{}
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v := true
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StrictSlash(v)(o)
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if !reflect.DeepEqual(v, o.strictSlash) {
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t.Errorf("expected %v got %v", v, o.tlsConf)
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}
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}
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func TestListener(t *testing.T) {
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lis, err := net.Listen("tcp", ":0")
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if err != nil {
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t.Fatal(err)
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}
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s := &Server{}
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Listener(lis)(s)
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if !reflect.DeepEqual(s.lis, lis) {
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t.Errorf("expected %v got %v", lis, s.lis)
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}
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if e, err := s.Endpoint(); err != nil || e == nil {
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t.Errorf("expected not empty")
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}
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}
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