tango/error_test.go

203 lines
4.4 KiB
Go

// Copyright 2015 The Tango Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package tango
import (
"bytes"
"fmt"
"net/http"
"net/http/httptest"
"os"
"testing"
)
func TestError1(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
l := NewLogger(os.Stdout)
o := Classic(l)
o.Get("/", func(ctx *Context) error {
return NotFound()
})
req, err := http.NewRequest("GET", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusNotFound)
refute(t, len(buff.String()), 0)
}
func TestError2(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.Get("/", func(ctx *Context) error {
return NotSupported()
})
req, err := http.NewRequest("GET", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusMethodNotAllowed)
refute(t, len(buff.String()), 0)
}
func TestError3(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.Get("/", func(ctx *Context) error {
return InternalServerError()
})
req, err := http.NewRequest("GET", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusInternalServerError)
refute(t, len(buff.String()), 0)
}
func TestError4(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.Patch("/", func(ctx *Context) error {
return Forbidden()
})
req, err := http.NewRequest("PATCH", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusForbidden)
refute(t, len(buff.String()), 0)
}
func TestError5(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.Trace("/", func(ctx *Context) error {
return Unauthorized()
})
req, err := http.NewRequest("TRACE", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusUnauthorized)
refute(t, len(buff.String()), 0)
}
var err500 = Abort(500, "error")
func TestError6(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.Head("/", func(ctx *Context) error {
return err500
})
req, err := http.NewRequest("HEAD", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, err500.Code())
refute(t, len(buff.String()), 0)
expect(t, buff.String(), err500.Error())
}
func TestError7(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.Head("/", func(ctx *Context) {
return
})
req, err := http.NewRequest("HEAD", "http://localhost:8000/11?==", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusNotFound)
refute(t, len(buff.String()), 0)
}
var (
prefix = "<html><head>tango</head><body><div>"
suffix = fmt.Sprintf("</div><div>version: %s</div></body></html>", Version())
)
func TestError8(t *testing.T) {
buff := bytes.NewBufferString("")
recorder := httptest.NewRecorder()
recorder.Body = buff
o := Classic()
o.ErrHandler = HandlerFunc(func(ctx *Context) {
switch res := ctx.Result.(type) {
case AbortError:
ctx.WriteHeader(res.Code())
ctx.Write([]byte(prefix))
ctx.Write([]byte(res.Error()))
case error:
ctx.WriteHeader(http.StatusInternalServerError)
ctx.Write([]byte(prefix))
ctx.Write([]byte(res.Error()))
default:
ctx.WriteHeader(http.StatusInternalServerError)
ctx.Write([]byte(prefix))
ctx.Write([]byte(http.StatusText(http.StatusInternalServerError)))
}
ctx.Write([]byte(suffix))
})
o.Get("/", func() error {
return NotFound()
})
req, err := http.NewRequest("HEAD", "http://localhost:8000/", nil)
if err != nil {
t.Error(err)
}
o.ServeHTTP(recorder, req)
expect(t, recorder.Code, http.StatusNotFound)
refute(t, len(buff.String()), 0)
expect(t, buff.String(), prefix+"Not Found"+suffix)
}