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echo/middleware/rewrite_test.go

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package middleware
import (
"net/http/httptest"
"testing"
"github.com/labstack/echo"
"github.com/stretchr/testify/assert"
)
func TestRewrite(t *testing.T) {
e := echo.New()
e.Use(RewriteWithConfig(RewriteConfig{
Rules: map[string]string{
"/old": "/new",
"/api/*": "/$1",
"/js/*": "/public/javascripts/$1",
"/users/*/orders/*": "/user/$1/order/$2",
},
}))
req := httptest.NewRequest(echo.GET, "/", nil)
rec := httptest.NewRecorder()
req.URL.Path = "/api/users"
e.ServeHTTP(rec, req)
assert.Equal(t, "/users", req.URL.Path)
req.URL.Path = "/js/main.js"
e.ServeHTTP(rec, req)
assert.Equal(t, "/public/javascripts/main.js", req.URL.Path)
req.URL.Path = "/old"
e.ServeHTTP(rec, req)
assert.Equal(t, "/new", req.URL.Path)
req.URL.Path = "/users/jack/orders/1"
e.ServeHTTP(rec, req)
assert.Equal(t, "/user/jack/order/1", req.URL.Path)
}