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// SPDX-License-Identifier: MIT
// SPDX-FileCopyrightText: © 2015 LabStack LLC and Echo contributors
package middleware
import (
"net/http"
"net/http/httptest"
"testing"
"github.com/labstack/echo/v4"
"github.com/stretchr/testify/assert"
)
func TestRequestID(t *testing.T) {
e := echo.New()
req := httptest.NewRequest(http.MethodGet, "/", nil)
rec := httptest.NewRecorder()
c := e.NewContext(req, rec)
handler := func(c echo.Context) error {
return c.String(http.StatusOK, "test")
}
rid := RequestIDWithConfig(RequestIDConfig{})
h := rid(handler)
h(c)
assert.Len(t, rec.Header().Get(echo.HeaderXRequestID), 32)
// Custom generator and handler
customID := "customGenerator"
calledHandler := false
rid = RequestIDWithConfig(RequestIDConfig{
Generator: func() string { return customID },
RequestIDHandler: func(_ echo.Context, id string) {
calledHandler = true
assert.Equal(t, customID, id)
},
})
h = rid(handler)
h(c)
assert.Equal(t, rec.Header().Get(echo.HeaderXRequestID), "customGenerator")
assert.True(t, calledHandler)
}
func TestRequestID_IDNotAltered(t *testing.T) {
e := echo.New()
req := httptest.NewRequest(http.MethodGet, "/", nil)
req.Header.Add(echo.HeaderXRequestID, "<sample-request-id>")
rec := httptest.NewRecorder()
c := e.NewContext(req, rec)
handler := func(c echo.Context) error {
return c.String(http.StatusOK, "test")
}
rid := RequestIDWithConfig(RequestIDConfig{})
h := rid(handler)
_ = h(c)
assert.Equal(t, rec.Header().Get(echo.HeaderXRequestID), "<sample-request-id>")
}
func TestRequestIDConfigDifferentHeader(t *testing.T) {
e := echo.New()
req := httptest.NewRequest(http.MethodGet, "/", nil)
rec := httptest.NewRecorder()
c := e.NewContext(req, rec)
handler := func(c echo.Context) error {
return c.String(http.StatusOK, "test")
}
rid := RequestIDWithConfig(RequestIDConfig{TargetHeader: echo.HeaderXCorrelationID})
h := rid(handler)
h(c)
assert.Len(t, rec.Header().Get(echo.HeaderXCorrelationID), 32)
// Custom generator and handler
customID := "customGenerator"
calledHandler := false
rid = RequestIDWithConfig(RequestIDConfig{
Generator: func() string { return customID },
TargetHeader: echo.HeaderXCorrelationID,
RequestIDHandler: func(_ echo.Context, id string) {
calledHandler = true
assert.Equal(t, customID, id)
},
})
h = rid(handler)
h(c)
assert.Equal(t, rec.Header().Get(echo.HeaderXCorrelationID), "customGenerator")
assert.True(t, calledHandler)
}
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