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refactor: extract test cert generation into a shared helper #1569
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,91 +1,68 @@ | ||
| package http | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/tls" | ||
| "fmt" | ||
| "net" | ||
| "net/http" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
| "github.com/kedacore/http-add-on/pkg/testutil" | ||
| ) | ||
|
|
||
| func TestServeContext(t *testing.T) { | ||
| r := require.New(t) | ||
| ctx, done := context.WithCancel( | ||
| context.Background(), | ||
| ) | ||
| defer done() | ||
| hdl := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| rc := http.NewResponseController(w) | ||
| if err := rc.EnableFullDuplex(); err != nil { | ||
| t.Fatalf("error enabling full duplex: %v", err) | ||
| } | ||
| func TestServe(t *testing.T) { | ||
| cert, caPool := testutil.GenerateCert(t, []string{"localhost"}, []net.IP{net.IPv4(127, 0, 0, 1)}) | ||
|
|
||
| w.Header().Set("foo", "bar") | ||
| _, err := w.Write([]byte("hello world")) | ||
| if err != nil { | ||
| t.Fatalf("error writing message to client from handler") | ||
| } | ||
| }) | ||
| addr := "localhost:1234" | ||
| const waitDur = 100 * time.Millisecond | ||
| const cancelDur = 400 * time.Millisecond | ||
| go func() { | ||
| time.Sleep(waitDur) | ||
| tests := map[string]struct { | ||
| serverTLS *tls.Config | ||
| clientTLS *tls.Config | ||
| }{ | ||
| "plain HTTP": {}, | ||
| "TLS": { | ||
| serverTLS: &tls.Config{ | ||
| Certificates: []tls.Certificate{cert}, | ||
| }, | ||
| clientTLS: &tls.Config{ | ||
| RootCAs: caPool, | ||
| }, | ||
| }, | ||
| } | ||
|
|
||
| // send a request so the handler runs | ||
| resp, err := http.Get("http://" + addr) | ||
| if err != nil { | ||
| panic(fmt.Sprintf("error sending request to the server: %v", err)) | ||
| } | ||
| defer resp.Body.Close() | ||
| for name, tc := range tests { | ||
| t.Run(name, func(t *testing.T) { | ||
| // Create a listener on a free port | ||
| ln, err := net.Listen("tcp", "localhost:0") | ||
| if err != nil { | ||
| t.Fatalf("listen: %v", err) | ||
| } | ||
|
|
||
| time.Sleep(cancelDur) | ||
| done() | ||
| }() | ||
| start := time.Now() | ||
| err := ServeContext(ctx, addr, hdl, nil) | ||
| elapsed := time.Since(start) | ||
| // Launch the server | ||
| hdl := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusOK) | ||
| }) | ||
| go func() { | ||
| _ = serve(t.Context(), ln, hdl, tc.serverTLS) | ||
| }() | ||
|
|
||
| r.Error(err) | ||
| r.ErrorIs(err, http.ErrServerClosed, "error is not a http.ErrServerClosed (%w)", err) | ||
| r.Greater(elapsed, cancelDur) | ||
| r.Less(elapsed, cancelDur*4) | ||
| } | ||
| // Send a test request | ||
| scheme := "http" | ||
| if tc.clientTLS != nil { | ||
| scheme = "https" | ||
| } | ||
| client := &http.Client{Transport: &http.Transport{TLSClientConfig: tc.clientTLS}} | ||
|
|
||
| func TestServeContextWithTLS(t *testing.T) { | ||
| r := require.New(t) | ||
| ctx, done := context.WithCancel( | ||
| context.Background(), | ||
| ) | ||
| defer done() | ||
| hdl := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| w.Header().Set("foo", "bar") | ||
| _, err := w.Write([]byte("hello world")) | ||
| if err != nil { | ||
| t.Fatalf("error writing message to client from handler") | ||
| } | ||
| }) | ||
| addr := "localhost:1234" | ||
| const cancelDur = 500 * time.Millisecond | ||
| go func() { | ||
| time.Sleep(cancelDur) | ||
| done() | ||
| }() | ||
| start := time.Now() | ||
| tlsConfig := tls.Config{ | ||
| GetCertificate: func(hello *tls.ClientHelloInfo) (*tls.Certificate, error) { | ||
| cert, err := tls.LoadX509KeyPair("../../certs/tls.crt", "../../certs/tls.key") | ||
| return &cert, err | ||
| }, | ||
| } | ||
| err := ServeContext(ctx, addr, hdl, &tlsConfig) | ||
| elapsed := time.Since(start) | ||
| resp, err := client.Get(scheme + "://" + ln.Addr().String()) | ||
| if err != nil { | ||
| t.Fatalf("request: %v", err) | ||
| } | ||
| _ = resp.Body.Close() | ||
|
|
||
| r.Error(err) | ||
| r.ErrorIs(err, http.ErrServerClosed, "error is not a http.ErrServerClosed (%w)", err) | ||
| r.Greater(elapsed, cancelDur) | ||
| r.Less(elapsed, cancelDur*4) | ||
| // Verify response | ||
| if got, want := resp.StatusCode, http.StatusOK; got != want { | ||
| t.Fatalf("status = %d, want %d", got, want) | ||
| } | ||
| if tc.serverTLS != nil && resp.TLS == nil { | ||
| t.Fatal("expected TLS connection, but resp.TLS is nil") | ||
| } | ||
| }) | ||
| } | ||
| } | ||
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