Refactor arch route handlers (#32972)
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wxiaoguang
GitHub
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65e45fdcfd
commit
ca31d478ee
3 changed files with 218 additions and 147 deletions
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@ -7,177 +7,160 @@ import (
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"bytes"
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"net/http"
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"net/http/httptest"
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"strconv"
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"strings"
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"testing"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/test"
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"code.gitea.io/gitea/modules/util"
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chi "github.com/go-chi/chi/v5"
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"github.com/go-chi/chi/v5"
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"github.com/stretchr/testify/assert"
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)
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func TestRoute1(t *testing.T) {
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buff := bytes.NewBufferString("")
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recorder := httptest.NewRecorder()
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recorder.Body = buff
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r := NewRouter()
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r.Get("/{username}/{reponame}/{type:issues|pulls}", func(resp http.ResponseWriter, req *http.Request) {
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username := chi.URLParam(req, "username")
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assert.EqualValues(t, "gitea", username)
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reponame := chi.URLParam(req, "reponame")
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assert.EqualValues(t, "gitea", reponame)
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tp := chi.URLParam(req, "type")
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assert.EqualValues(t, "issues", tp)
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})
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req, err := http.NewRequest("GET", "http://localhost:8000/gitea/gitea/issues", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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func chiURLParamsToMap(chiCtx *chi.Context) map[string]string {
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pathParams := chiCtx.URLParams
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m := make(map[string]string, len(pathParams.Keys))
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for i, key := range pathParams.Keys {
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if key == "*" && pathParams.Values[i] == "" {
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continue // chi router will add an empty "*" key if there is a "Mount"
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}
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m[key] = pathParams.Values[i]
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}
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return m
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}
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func TestRoute2(t *testing.T) {
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func TestPathProcessor(t *testing.T) {
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testProcess := func(pattern, uri string, expectedPathParams map[string]string) {
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chiCtx := chi.NewRouteContext()
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chiCtx.RouteMethod = "GET"
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p := NewPathProcessor("GET", pattern)
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assert.True(t, p.ProcessRequestPath(chiCtx, uri), "use pattern %s to process uri %s", pattern, uri)
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assert.Equal(t, expectedPathParams, chiURLParamsToMap(chiCtx), "use pattern %s to process uri %s", pattern, uri)
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}
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testProcess("/<p1>/<p2>", "/a/b", map[string]string{"p1": "a", "p2": "b"})
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testProcess("/<p1:*>", "", map[string]string{"p1": ""}) // this is a special case, because chi router could use empty path
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testProcess("/<p1:*>", "/", map[string]string{"p1": ""})
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testProcess("/<p1:*>/<p2>", "/a", map[string]string{"p1": "", "p2": "a"})
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testProcess("/<p1:*>/<p2>", "/a/b", map[string]string{"p1": "a", "p2": "b"})
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testProcess("/<p1:*>/<p2>", "/a/b/c", map[string]string{"p1": "a/b", "p2": "c"})
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}
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func TestRouter(t *testing.T) {
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buff := bytes.NewBufferString("")
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recorder := httptest.NewRecorder()
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recorder.Body = buff
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hit := -1
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type resultStruct struct {
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method string
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pathParams map[string]string
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handlerMark string
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}
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var res resultStruct
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h := func(optMark ...string) func(resp http.ResponseWriter, req *http.Request) {
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mark := util.OptionalArg(optMark, "")
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return func(resp http.ResponseWriter, req *http.Request) {
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res.method = req.Method
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res.pathParams = chiURLParamsToMap(chi.RouteContext(req.Context()))
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res.handlerMark = mark
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}
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}
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r := NewRouter()
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r.Get("/{username}/{reponame}/{type:issues|pulls}", h("list-issues-a")) // this one will never be called
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r.Group("/{username}/{reponame}", func() {
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r.Get("/{type:issues|pulls}", h("list-issues-b"))
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r.Group("", func() {
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r.Get("/{type:issues|pulls}", func(resp http.ResponseWriter, req *http.Request) {
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username := chi.URLParam(req, "username")
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assert.EqualValues(t, "gitea", username)
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reponame := chi.URLParam(req, "reponame")
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assert.EqualValues(t, "gitea", reponame)
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tp := chi.URLParam(req, "type")
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assert.EqualValues(t, "issues", tp)
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hit = 0
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})
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r.Get("/{type:issues|pulls}/{index}", func(resp http.ResponseWriter, req *http.Request) {
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username := chi.URLParam(req, "username")
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assert.EqualValues(t, "gitea", username)
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reponame := chi.URLParam(req, "reponame")
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assert.EqualValues(t, "gitea", reponame)
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tp := chi.URLParam(req, "type")
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assert.EqualValues(t, "issues", tp)
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index := chi.URLParam(req, "index")
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assert.EqualValues(t, "1", index)
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hit = 1
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})
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r.Get("/{type:issues|pulls}/{index}", h("view-issue"))
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}, func(resp http.ResponseWriter, req *http.Request) {
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if stop, err := strconv.Atoi(req.FormValue("stop")); err == nil {
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hit = stop
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if stop := req.FormValue("stop"); stop != "" {
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h(stop)(resp, req)
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resp.WriteHeader(http.StatusOK)
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}
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})
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r.Group("/issues/{index}", func() {
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r.Get("/view", func(resp http.ResponseWriter, req *http.Request) {
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username := chi.URLParam(req, "username")
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assert.EqualValues(t, "gitea", username)
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reponame := chi.URLParam(req, "reponame")
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assert.EqualValues(t, "gitea", reponame)
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index := chi.URLParam(req, "index")
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assert.EqualValues(t, "1", index)
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hit = 2
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})
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r.Post("/update", h("update-issue"))
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})
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})
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req, err := http.NewRequest("GET", "http://localhost:8000/gitea/gitea/issues", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 0, hit)
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req, err = http.NewRequest("GET", "http://localhost:8000/gitea/gitea/issues/1", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 1, hit)
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req, err = http.NewRequest("GET", "http://localhost:8000/gitea/gitea/issues/1?stop=100", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 100, hit)
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req, err = http.NewRequest("GET", "http://localhost:8000/gitea/gitea/issues/1/view", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 2, hit)
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}
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func TestRoute3(t *testing.T) {
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buff := bytes.NewBufferString("")
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recorder := httptest.NewRecorder()
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recorder.Body = buff
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hit := -1
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m := NewRouter()
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r := NewRouter()
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r.Mount("/api/v1", m)
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m.Group("/repos", func() {
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m.Group("/{username}/{reponame}", func() {
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m.Group("/branch_protections", func() {
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m.Get("", func(resp http.ResponseWriter, req *http.Request) {
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hit = 0
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})
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m.Post("", func(resp http.ResponseWriter, req *http.Request) {
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hit = 1
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})
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m.Group("/branches", func() {
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m.Get("", h())
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m.Post("", h())
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m.Group("/{name}", func() {
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m.Get("", func(resp http.ResponseWriter, req *http.Request) {
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hit = 2
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})
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m.Patch("", func(resp http.ResponseWriter, req *http.Request) {
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hit = 3
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})
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m.Delete("", func(resp http.ResponseWriter, req *http.Request) {
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hit = 4
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})
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m.Get("", h())
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m.Patch("", h())
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m.Delete("", h())
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})
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})
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})
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})
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req, err := http.NewRequest("GET", "http://localhost:8000/api/v1/repos/gitea/gitea/branch_protections", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 0, hit)
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testRoute := func(methodPath string, expected resultStruct) {
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t.Run(methodPath, func(t *testing.T) {
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res = resultStruct{}
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methodPathFields := strings.Fields(methodPath)
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req, err := http.NewRequest(methodPathFields[0], methodPathFields[1], nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, expected, res)
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})
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}
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req, err = http.NewRequest("POST", "http://localhost:8000/api/v1/repos/gitea/gitea/branch_protections", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code, http.StatusOK)
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assert.EqualValues(t, 1, hit)
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t.Run("Root Router", func(t *testing.T) {
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testRoute("GET /the-user/the-repo/other", resultStruct{})
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testRoute("GET /the-user/the-repo/pulls", resultStruct{
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method: "GET",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "type": "pulls"},
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handlerMark: "list-issues-b",
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})
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testRoute("GET /the-user/the-repo/issues/123", resultStruct{
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method: "GET",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "type": "issues", "index": "123"},
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handlerMark: "view-issue",
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})
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testRoute("GET /the-user/the-repo/issues/123?stop=hijack", resultStruct{
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method: "GET",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "type": "issues", "index": "123"},
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handlerMark: "hijack",
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})
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testRoute("POST /the-user/the-repo/issues/123/update", resultStruct{
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method: "POST",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "index": "123"},
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handlerMark: "update-issue",
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})
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})
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req, err = http.NewRequest("GET", "http://localhost:8000/api/v1/repos/gitea/gitea/branch_protections/master", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 2, hit)
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t.Run("Sub Router", func(t *testing.T) {
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testRoute("GET /api/v1/repos/the-user/the-repo/branches", resultStruct{
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method: "GET",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo"},
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})
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req, err = http.NewRequest("PATCH", "http://localhost:8000/api/v1/repos/gitea/gitea/branch_protections/master", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 3, hit)
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testRoute("POST /api/v1/repos/the-user/the-repo/branches", resultStruct{
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method: "POST",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo"},
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})
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req, err = http.NewRequest("DELETE", "http://localhost:8000/api/v1/repos/gitea/gitea/branch_protections/master", nil)
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assert.NoError(t, err)
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r.ServeHTTP(recorder, req)
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assert.EqualValues(t, http.StatusOK, recorder.Code)
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assert.EqualValues(t, 4, hit)
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testRoute("GET /api/v1/repos/the-user/the-repo/branches/master", resultStruct{
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method: "GET",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "name": "master"},
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})
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testRoute("PATCH /api/v1/repos/the-user/the-repo/branches/master", resultStruct{
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method: "PATCH",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "name": "master"},
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})
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testRoute("DELETE /api/v1/repos/the-user/the-repo/branches/master", resultStruct{
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method: "DELETE",
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pathParams: map[string]string{"username": "the-user", "reponame": "the-repo", "name": "master"},
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})
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})
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}
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func TestRouteNormalizePath(t *testing.T) {
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