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feat: add mock config BE support for transformer
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| package transformer | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net/http" | ||
| "strings" | ||
|
|
||
| "github.com/google/uuid" | ||
| ) | ||
|
|
||
| const ( | ||
| getByVersionIdEndPoint = "/transformation/getByVersionId" | ||
| versionIDKey = "versionId" | ||
| ) | ||
|
|
||
| type mockHttpServer struct { | ||
| Transformations map[string]string | ||
| } | ||
|
|
||
| func (m *mockHttpServer) handleGetByVersionId(w http.ResponseWriter, r *http.Request) { | ||
| transformationVersionId := r.URL.Query().Get(versionIDKey) | ||
| transformationCode, ok := m.Transformations[transformationVersionId] | ||
| if !ok { | ||
| w.WriteHeader(http.StatusNotFound) | ||
| return | ||
| } | ||
| transformationCode = sanitiseTransformationCode(transformationCode) | ||
| w.WriteHeader(http.StatusOK) | ||
| _, err := w.Write([]byte(fmt.Sprintf(`{ | ||
| "id": "%s", | ||
| "createdAt": "2023-03-27T11:40:00.894Z", | ||
| "updatedAt": "2023-03-27T11:40:00.894Z", | ||
| "versionId": "%s", | ||
| "name": "Add Transformed field", | ||
| "description": "", | ||
| "code": "%s", | ||
| "secretsVersion": null, | ||
| "codeVersion": "1", | ||
| "language": "javascript", | ||
| "imports": [], | ||
| "secrets": {} | ||
| }`, uuid.NewString(), transformationVersionId, transformationCode))) | ||
| if err != nil { | ||
| return | ||
| } | ||
| w.WriteHeader(http.StatusInternalServerError) | ||
| } | ||
|
|
||
| func sanitiseTransformationCode(transformationCode string) string { | ||
| sanitisedTransformationCode := strings.ReplaceAll(transformationCode, "\t", " ") | ||
| sanitisedTransformationCode = strings.ReplaceAll(sanitisedTransformationCode, "\n", "\\n") | ||
| return sanitisedTransformationCode | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| package httptest | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net" | ||
| "net/http" | ||
| nethttptest "net/http/httptest" | ||
| ) | ||
|
|
||
| // NewServer starts a new httptest server that listens on all interfaces, contrary to the standard net/httptest.Server that listens only on localhost. | ||
| // This is useful when you want to access the test http server from within a docker container. | ||
| func NewServer(handler http.Handler) *Server { | ||
| ts := newUnStartedServer(handler) | ||
| ts.Start() | ||
| return ts | ||
| } | ||
|
|
||
| // Simple net/httptest.Server wrapper | ||
| type Server struct { | ||
| *nethttptest.Server | ||
| } | ||
|
|
||
| func (s *Server) Start() { | ||
| s.Server.Start() | ||
| _, port, err := net.SplitHostPort(s.Listener.Addr().String()) | ||
| if err != nil { | ||
| panic(fmt.Sprintf("httptest: failed to parse listener address: %v", err)) | ||
| } | ||
| s.URL = fmt.Sprintf("http://%s:%s", "localhost", port) | ||
| } | ||
|
|
||
| func newUnStartedServer(handler http.Handler) *Server { | ||
| return &Server{&nethttptest.Server{ | ||
| Listener: newListener(), | ||
| Config: &http.Server{Handler: handler}, | ||
| }} | ||
| } | ||
|
|
||
| func newListener() net.Listener { | ||
| l, err := net.Listen("tcp", "0.0.0.0:0") | ||
| if err != nil { | ||
| if l, err = net.Listen("tcp6", "[::]:0"); err != nil { | ||
| panic(fmt.Sprintf("httptest: failed to listen on a port: %v", err)) | ||
| } | ||
| } | ||
| return l | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| package httptest_test | ||
|
|
||
| import ( | ||
| "io" | ||
| "net" | ||
| "net/http" | ||
| "net/url" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
|
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| "github.com/rudderlabs/rudder-go-kit/httputil" | ||
| kithttptest "github.com/rudderlabs/rudder-go-kit/testhelper/httptest" | ||
| ) | ||
|
|
||
| func TestServer(t *testing.T) { | ||
| httpServer := kithttptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| _, _ = w.Write([]byte("Hello, world!")) | ||
| })) | ||
| defer httpServer.Close() | ||
|
|
||
| httpServerParsedURL, err := url.Parse(httpServer.URL) | ||
| require.NoError(t, err) | ||
|
|
||
| _, httpServerPort, err := net.SplitHostPort(httpServerParsedURL.Host) | ||
| require.NoError(t, err) | ||
|
|
||
| var ( | ||
| body []byte | ||
| statusCode int | ||
| ) | ||
| require.Eventually(t, func() bool { | ||
| resp, err := http.Get("http://0.0.0.0:" + httpServerPort) | ||
| defer func() { httputil.CloseResponse(resp) }() | ||
| if err == nil { | ||
| statusCode = resp.StatusCode | ||
| body, err = io.ReadAll(resp.Body) | ||
| } | ||
| return err == nil | ||
| }, 5*time.Second, 10*time.Millisecond, "failed to connect to proxy") | ||
|
|
||
| require.Equal(t, http.StatusOK, statusCode) | ||
| require.Equal(t, "Hello, world!", string(body)) | ||
| } |