/
middleware_test.go
270 lines (220 loc) · 7.98 KB
/
middleware_test.go
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package web
import (
"fmt"
"testing"
)
func (c *Context) A(w ResponseWriter, r *Request) {
fmt.Fprintf(w, "context-A")
}
func (c *Context) Z(w ResponseWriter, r *Request) {
fmt.Fprintf(w, "context-Z")
}
func (c *AdminContext) B(w ResponseWriter, r *Request) {
fmt.Fprintf(w, "admin-B")
}
func (c *APIContext) C(w ResponseWriter, r *Request) {
fmt.Fprintf(w, "api-C")
}
func (c *TicketsContext) D(w ResponseWriter, r *Request) {
fmt.Fprintf(w, "tickets-D")
}
func (c *Context) mwNoNext(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "context-mw-NoNext ")
}
func (c *Context) mwAlpha(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "context-mw-Alpha ")
next(w, r)
}
func (c *Context) mwBeta(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "context-mw-Beta ")
next(w, r)
}
func (c *Context) mwGamma(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "context-mw-Gamma ")
next(w, r)
}
func (c *APIContext) mwDelta(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "api-mw-Delta ")
next(w, r)
}
func (c *AdminContext) mwEpsilon(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "admin-mw-Epsilon ")
next(w, r)
}
func (c *AdminContext) mwZeta(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "admin-mw-Zeta ")
next(w, r)
}
func (c *TicketsContext) mwEta(w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "tickets-mw-Eta ")
next(w, r)
}
func mwGenricInterface(ctx interface{}, w ResponseWriter, r *Request, next NextMiddlewareFunc) {
fmt.Fprintf(w, "context-mw-Interface ")
next(w, r)
}
func TestFlatNoMiddleware(t *testing.T) {
router := New(Context{})
router.Get("/action", (*Context).A)
router.Get("/action_z", (*Context).Z)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-A", 200)
rw, req = newTestRequest("GET", "/action_z")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-Z", 200)
}
func TestFlatOneMiddleware(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha)
router.Get("/action", (*Context).A)
router.Get("/action_z", (*Context).Z)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-A", 200)
rw, req = newTestRequest("GET", "/action_z")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-Z", 200)
}
func TestFlatTwoMiddleware(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha)
router.Middleware((*Context).mwBeta)
router.Get("/action", (*Context).A)
router.Get("/action_z", (*Context).Z)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-mw-Beta context-A", 200)
rw, req = newTestRequest("GET", "/action_z")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-mw-Beta context-Z", 200)
}
func TestDualTree(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha)
router.Get("/action", (*Context).A)
admin := router.Subrouter(AdminContext{}, "/admin")
admin.Middleware((*AdminContext).mwEpsilon)
admin.Get("/action", (*AdminContext).B)
api := router.Subrouter(APIContext{}, "/api")
api.Middleware((*APIContext).mwDelta)
api.Get("/action", (*APIContext).C)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-A", 200)
rw, req = newTestRequest("GET", "/admin/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha admin-mw-Epsilon admin-B", 200)
rw, req = newTestRequest("GET", "/api/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha api-mw-Delta api-C", 200)
}
func TestDualLeaningLeftTree(t *testing.T) {
router := New(Context{})
router.Get("/action", (*Context).A)
admin := router.Subrouter(AdminContext{}, "/admin")
admin.Get("/action", (*AdminContext).B)
api := router.Subrouter(APIContext{}, "/api")
api.Middleware((*APIContext).mwDelta)
api.Get("/action", (*APIContext).C)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-A", 200)
rw, req = newTestRequest("GET", "/admin/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "admin-B", 200)
rw, req = newTestRequest("GET", "/api/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "api-mw-Delta api-C", 200)
}
func TestTicketsA(t *testing.T) {
router := New(Context{})
admin := router.Subrouter(AdminContext{}, "/admin")
admin.Middleware((*AdminContext).mwEpsilon)
tickets := admin.Subrouter(TicketsContext{}, "/tickets")
tickets.Get("/action", (*TicketsContext).D)
rw, req := newTestRequest("GET", "/admin/tickets/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "admin-mw-Epsilon tickets-D", 200)
}
func TestTicketsB(t *testing.T) {
router := New(Context{})
admin := router.Subrouter(AdminContext{}, "/admin")
tickets := admin.Subrouter(TicketsContext{}, "/tickets")
tickets.Middleware((*TicketsContext).mwEta)
tickets.Get("/action", (*TicketsContext).D)
rw, req := newTestRequest("GET", "/admin/tickets/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "tickets-mw-Eta tickets-D", 200)
}
func TestTicketsC(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha)
admin := router.Subrouter(AdminContext{}, "/admin")
tickets := admin.Subrouter(TicketsContext{}, "/tickets")
tickets.Get("/action", (*TicketsContext).D)
rw, req := newTestRequest("GET", "/admin/tickets/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha tickets-D", 200)
}
func TestTicketsD(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha)
admin := router.Subrouter(AdminContext{}, "/admin")
tickets := admin.Subrouter(TicketsContext{}, "/tickets")
tickets.Middleware((*TicketsContext).mwEta)
tickets.Get("/action", (*TicketsContext).D)
rw, req := newTestRequest("GET", "/admin/tickets/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha tickets-mw-Eta tickets-D", 200)
}
func TestTicketsE(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha)
router.Middleware((*Context).mwBeta)
router.Middleware((*Context).mwGamma)
admin := router.Subrouter(AdminContext{}, "/admin")
admin.Middleware((*AdminContext).mwEpsilon)
admin.Middleware((*AdminContext).mwZeta)
tickets := admin.Subrouter(TicketsContext{}, "/tickets")
tickets.Middleware((*TicketsContext).mwEta)
tickets.Get("/action", (*TicketsContext).D)
rw, req := newTestRequest("GET", "/admin/tickets/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-mw-Beta context-mw-Gamma admin-mw-Epsilon admin-mw-Zeta tickets-mw-Eta tickets-D", 200)
}
func TestNoNext(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwNoNext)
router.Get("/action", (*Context).A)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-NoNext", 200)
}
func TestSameContext(t *testing.T) {
router := New(Context{})
router.Middleware((*Context).mwAlpha).
Middleware((*Context).mwBeta)
admin := router.Subrouter(Context{}, "/admin")
admin.Middleware((*Context).mwGamma)
admin.Get("/foo", (*Context).A)
rw, req := newTestRequest("GET", "/admin/foo")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Alpha context-mw-Beta context-mw-Gamma context-A", 200)
}
func TestSameNamespace(t *testing.T) {
router := New(Context{})
admin := router.Subrouter(AdminContext{}, "/")
admin.Get("/action", (*AdminContext).B)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "admin-B", 200)
}
func TestInterfaceMiddleware(t *testing.T) {
router := New(Context{})
router.Middleware(mwGenricInterface)
router.Get("/action", (*Context).A)
rw, req := newTestRequest("GET", "/action")
router.ServeHTTP(rw, req)
assertResponse(t, rw, "context-mw-Interface context-A", 200)
}