gin/routergroup_test.go

196 lines
5.1 KiB
Go

// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
package gin
import (
"net/http"
"testing"
"github.com/stretchr/testify/assert"
)
func init() {
SetMode(TestMode)
}
func TestRouterGroupBasic(t *testing.T) {
router := New()
group := router.Group("/hola", func(c *Context) {})
group.Use(func(c *Context) {})
assert.Len(t, group.Handlers, 2)
assert.Equal(t, "/hola", group.BasePath())
assert.Equal(t, router, group.engine)
group2 := group.Group("manu")
group2.Use(func(c *Context) {}, func(c *Context) {})
assert.Len(t, group2.Handlers, 4)
assert.Equal(t, "/hola/manu", group2.BasePath())
assert.Equal(t, router, group2.engine)
}
func TestRouterGroupBasicHandle(t *testing.T) {
performRequestInGroup(t, http.MethodGet)
performRequestInGroup(t, http.MethodPost)
performRequestInGroup(t, http.MethodPut)
performRequestInGroup(t, http.MethodPatch)
performRequestInGroup(t, http.MethodDelete)
performRequestInGroup(t, http.MethodHead)
performRequestInGroup(t, http.MethodOptions)
}
func performRequestInGroup(t *testing.T, method string) {
router := New()
v1 := router.Group("v1", func(c *Context) {})
assert.Equal(t, "/v1", v1.BasePath())
login := v1.Group("/login/", func(c *Context) {}, func(c *Context) {})
assert.Equal(t, "/v1/login/", login.BasePath())
handler := func(c *Context) {
c.String(http.StatusBadRequest, "the method was %s and index %d", c.Request.Method, c.index)
}
switch method {
case http.MethodGet:
v1.GET("/test", handler)
login.GET("/test", handler)
case http.MethodPost:
v1.POST("/test", handler)
login.POST("/test", handler)
case http.MethodPut:
v1.PUT("/test", handler)
login.PUT("/test", handler)
case http.MethodPatch:
v1.PATCH("/test", handler)
login.PATCH("/test", handler)
case http.MethodDelete:
v1.DELETE("/test", handler)
login.DELETE("/test", handler)
case http.MethodHead:
v1.HEAD("/test", handler)
login.HEAD("/test", handler)
case http.MethodOptions:
v1.OPTIONS("/test", handler)
login.OPTIONS("/test", handler)
default:
panic("unknown method")
}
w := PerformRequest(router, method, "/v1/login/test")
assert.Equal(t, http.StatusBadRequest, w.Code)
assert.Equal(t, "the method was "+method+" and index 3", w.Body.String())
w = PerformRequest(router, method, "/v1/test")
assert.Equal(t, http.StatusBadRequest, w.Code)
assert.Equal(t, "the method was "+method+" and index 1", w.Body.String())
}
func TestRouterGroupInvalidStatic(t *testing.T) {
router := New()
assert.Panics(t, func() {
router.Static("/path/:param", "/")
})
assert.Panics(t, func() {
router.Static("/path/*param", "/")
})
}
func TestRouterGroupInvalidStaticFile(t *testing.T) {
router := New()
assert.Panics(t, func() {
router.StaticFile("/path/:param", "favicon.ico")
})
assert.Panics(t, func() {
router.StaticFile("/path/*param", "favicon.ico")
})
}
func TestRouterGroupInvalidStaticFileFS(t *testing.T) {
router := New()
assert.Panics(t, func() {
router.StaticFileFS("/path/:param", "favicon.ico", Dir(".", false))
})
assert.Panics(t, func() {
router.StaticFileFS("/path/*param", "favicon.ico", Dir(".", false))
})
}
func TestRouterGroupTooManyHandlers(t *testing.T) {
const (
panicValue = "too many handlers"
maximumCnt = abortIndex
)
router := New()
handlers1 := make([]HandlerFunc, maximumCnt-1)
router.Use(handlers1...)
handlers2 := make([]HandlerFunc, maximumCnt+1)
assert.PanicsWithValue(t, panicValue, func() {
router.Use(handlers2...)
})
assert.PanicsWithValue(t, panicValue, func() {
router.GET("/", handlers2...)
})
}
func TestRouterGroupBadMethod(t *testing.T) {
router := New()
assert.Panics(t, func() {
router.Handle(http.MethodGet, "/")
})
assert.Panics(t, func() {
router.Handle(" GET", "/")
})
assert.Panics(t, func() {
router.Handle("GET ", "/")
})
assert.Panics(t, func() {
router.Handle("", "/")
})
assert.Panics(t, func() {
router.Handle("PO ST", "/")
})
assert.Panics(t, func() {
router.Handle("1GET", "/")
})
assert.Panics(t, func() {
router.Handle("PATCh", "/")
})
}
func TestRouterGroupPipeline(t *testing.T) {
router := New()
testRoutesInterface(t, router)
v1 := router.Group("/v1")
testRoutesInterface(t, v1)
}
func testRoutesInterface(t *testing.T, r IRoutes) {
handler := func(c *Context) {}
assert.Equal(t, r, r.Use(handler))
assert.Equal(t, r, r.Handle(http.MethodGet, "/handler", handler))
assert.Equal(t, r, r.Any("/any", handler))
assert.Equal(t, r, r.GET("/", handler))
assert.Equal(t, r, r.POST("/", handler))
assert.Equal(t, r, r.DELETE("/", handler))
assert.Equal(t, r, r.PATCH("/", handler))
assert.Equal(t, r, r.PUT("/", handler))
assert.Equal(t, r, r.OPTIONS("/", handler))
assert.Equal(t, r, r.HEAD("/", handler))
assert.Equal(t, r, r.Match([]string{http.MethodPut, http.MethodPatch}, "/match", handler))
assert.Equal(t, r, r.StaticFile("/file", "."))
assert.Equal(t, r, r.StaticFileFS("/static2", ".", Dir(".", false)))
assert.Equal(t, r, r.Static("/static", "."))
assert.Equal(t, r, r.StaticFS("/static2", Dir(".", false)))
}