mirror of
https://github.com/labstack/echo.git
synced 2024-11-28 08:38:39 +02:00
448 lines
9.7 KiB
Go
448 lines
9.7 KiB
Go
package echo
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import (
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"bytes"
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"fmt"
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"net/http"
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"net/http/httptest"
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"testing"
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"time"
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"golang.org/x/net/websocket"
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"reflect"
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"strings"
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"errors"
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"github.com/stretchr/testify/assert"
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)
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type (
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user struct {
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ID int `json:"id" xml:"id" form:"id"`
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Name string `json:"name" xml:"name" form:"name"`
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}
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)
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const (
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userJSON = `{"id":1,"name":"Jon Snow"}`
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userXML = `<user><id>1</id><name>Jon Snow</name></user>`
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userForm = `id=1&name=Jon Snow`
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invalidContent = "invalid content"
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)
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func TestEcho(t *testing.T) {
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e := New()
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req, _ := http.NewRequest(GET, "/", nil)
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rec := httptest.NewRecorder()
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c := e.NewContext(req, rec)
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// Router
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assert.NotNil(t, e.Router())
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// DefaultHTTPErrorHandler
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e.DefaultHTTPErrorHandler(errors.New("error"), c)
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assert.Equal(t, http.StatusInternalServerError, rec.Code)
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}
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func TestEchoStatic(t *testing.T) {
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e := New()
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// OK
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e.Static("/images", "_fixture/images")
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c, b := request(GET, "/images/walle.png", e)
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assert.Equal(t, http.StatusOK, c)
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assert.NotEmpty(t, b)
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// No file
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e.Static("/images", "_fixture/scripts")
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c, _ = request(GET, "/images/bolt.png", e)
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assert.Equal(t, http.StatusNotFound, c)
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// Directory
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e.Static("/images", "_fixture/images")
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c, _ = request(GET, "/images", e)
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assert.Equal(t, http.StatusNotFound, c)
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// Directory with index.html
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e.Static("/", "_fixture")
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c, r := request(GET, "/", e)
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assert.Equal(t, http.StatusOK, c)
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assert.Equal(t, true, strings.HasPrefix(r, "<!doctype html>"))
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// Sub-directory with index.html
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c, r = request(GET, "/folder", e)
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assert.Equal(t, http.StatusOK, c)
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assert.Equal(t, true, strings.HasPrefix(r, "<!doctype html>"))
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}
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func TestEchoFile(t *testing.T) {
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e := New()
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e.File("/walle", "_fixture/images/walle.png")
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c, b := request(GET, "/walle", e)
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assert.Equal(t, http.StatusOK, c)
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assert.NotEmpty(t, b)
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}
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func TestEchoMiddleware(t *testing.T) {
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e := New()
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buf := new(bytes.Buffer)
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e.Pre(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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assert.Empty(t, c.Path())
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buf.WriteString("-1")
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return next(c)
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}
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})
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e.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("1")
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return next(c)
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}
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})
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e.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("2")
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return next(c)
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}
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})
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e.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("3")
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return next(c)
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}
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})
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// Route
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e.GET("/", func(c Context) error {
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return c.String(http.StatusOK, "OK")
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})
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c, b := request(GET, "/", e)
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assert.Equal(t, "-1123", buf.String())
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assert.Equal(t, http.StatusOK, c)
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assert.Equal(t, "OK", b)
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}
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func TestEchoMiddlewareError(t *testing.T) {
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e := New()
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e.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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return errors.New("error")
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}
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})
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e.GET("/", NotFoundHandler)
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c, _ := request(GET, "/", e)
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assert.Equal(t, http.StatusInternalServerError, c)
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}
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func TestEchoHandler(t *testing.T) {
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e := New()
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// HandlerFunc
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e.GET("/ok", func(c Context) error {
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return c.String(http.StatusOK, "OK")
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})
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c, b := request(GET, "/ok", e)
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assert.Equal(t, http.StatusOK, c)
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assert.Equal(t, "OK", b)
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}
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func TestEchoWrapHandler(t *testing.T) {
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e := New()
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req, _ := http.NewRequest(GET, "", nil)
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rec := httptest.NewRecorder()
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c := e.NewContext(req, rec)
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h := WrapHandler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(http.StatusOK)
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w.Write([]byte("test"))
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}))
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if assert.NoError(t, h(c)) {
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assert.Equal(t, http.StatusOK, rec.Code)
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assert.Equal(t, "test", rec.Body.String())
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}
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}
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func TestEchoWrapMiddleware(t *testing.T) {
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e := New()
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req, _ := http.NewRequest(GET, "", nil)
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rec := httptest.NewRecorder()
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c := e.NewContext(req, rec)
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buf := new(bytes.Buffer)
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mw := WrapMiddleware(func(h http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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buf.Write([]byte("mw"))
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h.ServeHTTP(w, r)
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})
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})
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h := mw(func(c Context) error {
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return c.String(http.StatusOK, "OK")
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})
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if assert.NoError(t, h(c)) {
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assert.Equal(t, "mw", buf.String())
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assert.Equal(t, http.StatusOK, rec.Code)
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assert.Equal(t, "OK", rec.Body.String())
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}
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}
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func TestEchoConnect(t *testing.T) {
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e := New()
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testMethod(t, CONNECT, "/", e)
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}
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func TestEchoDelete(t *testing.T) {
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e := New()
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testMethod(t, DELETE, "/", e)
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}
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func TestEchoGet(t *testing.T) {
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e := New()
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testMethod(t, GET, "/", e)
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}
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func TestEchoHead(t *testing.T) {
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e := New()
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testMethod(t, HEAD, "/", e)
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}
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func TestEchoOptions(t *testing.T) {
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e := New()
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testMethod(t, OPTIONS, "/", e)
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}
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func TestEchoPatch(t *testing.T) {
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e := New()
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testMethod(t, PATCH, "/", e)
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}
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func TestEchoPost(t *testing.T) {
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e := New()
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testMethod(t, POST, "/", e)
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}
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func TestEchoPut(t *testing.T) {
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e := New()
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testMethod(t, PUT, "/", e)
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}
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func TestEchoTrace(t *testing.T) {
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e := New()
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testMethod(t, TRACE, "/", e)
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}
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func TestEchoAny(t *testing.T) { // JFC
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e := New()
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e.Any("/", func(c Context) error {
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return c.String(http.StatusOK, "Any")
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})
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}
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func TestEchoMatch(t *testing.T) { // JFC
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e := New()
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e.Match([]string{GET, POST}, "/", func(c Context) error {
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return c.String(http.StatusOK, "Match")
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})
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}
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func TestEchoWebSocket(t *testing.T) {
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e := New()
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e.WebSocket("/ws", func(c Context) error {
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c.WebSocket().Write([]byte("test"))
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return nil
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})
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srv := httptest.NewServer(e)
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defer srv.Close()
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addr := srv.Listener.Addr().String()
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origin := "http://localhost"
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url := fmt.Sprintf("ws://%s/ws", addr)
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ws, err := websocket.Dial(url, "", origin)
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if assert.NoError(t, err) {
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ws.Write([]byte("test\n"))
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defer ws.Close()
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buf := new(bytes.Buffer)
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buf.ReadFrom(ws)
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assert.Equal(t, "test", buf.String())
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}
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}
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func TestEchoURL(t *testing.T) {
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e := New()
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static := func(Context) error { return nil }
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getUser := func(Context) error { return nil }
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getFile := func(Context) error { return nil }
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e.GET("/static/file", static)
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e.GET("/users/:id", getUser)
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g := e.Group("/group")
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g.Get("/users/:uid/files/:fid", getFile)
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assert.Equal(t, "/static/file", e.URL(static))
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assert.Equal(t, "/users/:id", e.URL(getUser))
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assert.Equal(t, "/users/1", e.URL(getUser, "1"))
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assert.Equal(t, "/group/users/1/files/:fid", e.URL(getFile, "1"))
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assert.Equal(t, "/group/users/1/files/1", e.URL(getFile, "1", "1"))
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}
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func TestEchoRoutes(t *testing.T) {
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e := New()
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routes := []Route{
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{GET, "/users/:user/events", ""},
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{GET, "/users/:user/events/public", ""},
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{POST, "/repos/:owner/:repo/git/refs", ""},
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{POST, "/repos/:owner/:repo/git/tags", ""},
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}
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for _, r := range routes {
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e.add(r.Method, r.Path, func(c Context) error {
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return c.String(http.StatusOK, "OK")
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})
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}
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for _, r := range e.Routes() {
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found := false
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for _, rr := range routes {
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if r.Method == rr.Method && r.Path == rr.Path {
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found = true
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break
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}
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}
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if !found {
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t.Errorf("Route %s : %s not found", r.Method, r.Path)
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}
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}
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}
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func TestEchoGroup(t *testing.T) {
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e := New()
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buf := new(bytes.Buffer)
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e.Use(MiddlewareFunc(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("0")
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return next(c)
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}
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}))
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h := func(c Context) error {
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return c.NoContent(http.StatusOK)
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}
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//--------
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// Routes
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//--------
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e.GET("/users", h)
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// Group
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g1 := e.Group("/group1")
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g1.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("1")
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return next(c)
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}
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})
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g1.Get("", h)
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// Nested groups with middleware
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g2 := e.Group("/group2")
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g2.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("2")
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return next(c)
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}
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})
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g3 := g2.Group("/group3")
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g3.Use(func(next HandlerFunc) HandlerFunc {
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return func(c Context) error {
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buf.WriteString("3")
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return next(c)
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}
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})
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g3.Get("", h)
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request(GET, "/users", e)
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assert.Equal(t, "0", buf.String())
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buf.Reset()
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request(GET, "/group1", e)
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assert.Equal(t, "01", buf.String())
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buf.Reset()
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request(GET, "/group2/group3", e)
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assert.Equal(t, "023", buf.String())
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}
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func TestEchoNotFound(t *testing.T) {
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e := New()
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req, _ := http.NewRequest(GET, "/files", nil)
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rec := httptest.NewRecorder()
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e.ServeHTTP(rec, req)
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assert.Equal(t, http.StatusNotFound, rec.Code)
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}
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func TestEchoMethodNotAllowed(t *testing.T) {
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e := New()
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e.GET("/", func(c Context) error {
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return c.String(http.StatusOK, "Echo!")
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})
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req, _ := http.NewRequest(POST, "/", nil)
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rec := httptest.NewRecorder()
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e.ServeHTTP(rec, req)
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assert.Equal(t, http.StatusMethodNotAllowed, rec.Code)
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}
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func TestEchoHTTPError(t *testing.T) {
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m := http.StatusText(http.StatusBadRequest)
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he := NewHTTPError(http.StatusBadRequest, m)
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assert.Equal(t, http.StatusBadRequest, he.Code)
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assert.Equal(t, m, he.Error())
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}
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func TestEchoContext(t *testing.T) {
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e := New()
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c := e.AcquireContext()
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assert.IsType(t, new(echoContext), c)
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e.ReleaseContext(c)
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}
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func TestEchoStart(t *testing.T) {
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e := New()
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go func() {
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assert.NoError(t, e.Start(":0"))
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}()
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time.Sleep(200 * time.Millisecond)
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e.Shutdown(1 * time.Second)
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}
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func TestEchoStartTLS(t *testing.T) {
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e := New()
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go func() {
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assert.NoError(t, e.StartTLS(":0", "_fixture/certs/cert.pem", "_fixture/certs/key.pem"))
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}()
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time.Sleep(200 * time.Millisecond)
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e.ShutdownTLS(1 * time.Second)
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}
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func testMethod(t *testing.T, method, path string, e *Echo) {
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p := reflect.ValueOf(path)
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h := reflect.ValueOf(func(c Context) error {
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return c.String(http.StatusOK, method)
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})
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i := interface{}(e)
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reflect.ValueOf(i).MethodByName(method).Call([]reflect.Value{p, h})
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_, body := request(method, path, e)
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if body != method {
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t.Errorf("expected body `%s`, got %s", method, body)
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}
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}
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func request(method, path string, e *Echo) (int, string) {
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req, _ := http.NewRequest(method, path, nil)
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rec := httptest.NewRecorder()
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e.ServeHTTP(rec, req)
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return rec.Code, rec.Body.String()
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}
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