153 lines
3.9 KiB
Go
153 lines
3.9 KiB
Go
// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package gin
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import (
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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// TODO
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// func (w *responseWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
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// func (w *responseWriter) CloseNotify() <-chan bool {
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// func (w *responseWriter) Flush() {
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var (
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_ ResponseWriter = &responseWriter{}
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_ http.ResponseWriter = &responseWriter{}
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_ http.ResponseWriter = ResponseWriter(&responseWriter{})
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_ http.Hijacker = ResponseWriter(&responseWriter{})
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_ http.Flusher = ResponseWriter(&responseWriter{})
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_ http.CloseNotifier = ResponseWriter(&responseWriter{})
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)
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func init() {
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SetMode(TestMode)
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}
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func TestResponseWriterReset(t *testing.T) {
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testWriter := httptest.NewRecorder()
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writer := &responseWriter{}
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var w ResponseWriter = writer
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writer.reset(testWriter)
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assert.Equal(t, -1, writer.size)
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assert.Equal(t, http.StatusOK, writer.status)
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assert.Equal(t, testWriter, writer.ResponseWriter)
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assert.Equal(t, -1, w.Size())
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assert.Equal(t, http.StatusOK, w.Status())
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assert.False(t, w.Written())
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}
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func TestResponseWriterWriteHeader(t *testing.T) {
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testWriter := httptest.NewRecorder()
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writer := &responseWriter{}
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writer.reset(testWriter)
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w := ResponseWriter(writer)
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w.WriteHeader(http.StatusMultipleChoices)
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assert.False(t, w.Written())
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assert.Equal(t, http.StatusMultipleChoices, w.Status())
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assert.NotEqual(t, http.StatusMultipleChoices, testWriter.Code)
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w.WriteHeader(-1)
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assert.Equal(t, http.StatusMultipleChoices, w.Status())
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}
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func TestResponseWriterWriteHeadersNow(t *testing.T) {
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testWriter := httptest.NewRecorder()
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writer := &responseWriter{}
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writer.reset(testWriter)
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w := ResponseWriter(writer)
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w.WriteHeader(http.StatusMultipleChoices)
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w.WriteHeaderNow()
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assert.True(t, w.Written())
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assert.Equal(t, 0, w.Size())
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assert.Equal(t, http.StatusMultipleChoices, testWriter.Code)
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writer.size = 10
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w.WriteHeaderNow()
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assert.Equal(t, 10, w.Size())
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}
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func TestResponseWriterWrite(t *testing.T) {
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testWriter := httptest.NewRecorder()
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writer := &responseWriter{}
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writer.reset(testWriter)
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w := ResponseWriter(writer)
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n, err := w.Write([]byte("hola"))
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assert.Equal(t, 4, n)
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assert.Equal(t, 4, w.Size())
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assert.Equal(t, http.StatusOK, w.Status())
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assert.Equal(t, http.StatusOK, testWriter.Code)
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assert.Equal(t, "hola", testWriter.Body.String())
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assert.NoError(t, err)
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n, err = w.Write([]byte(" adios"))
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assert.Equal(t, 6, n)
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assert.Equal(t, 10, w.Size())
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assert.Equal(t, "hola adios", testWriter.Body.String())
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assert.NoError(t, err)
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}
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func TestResponseWriterHijack(t *testing.T) {
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testWriter := httptest.NewRecorder()
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writer := &responseWriter{}
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writer.reset(testWriter)
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w := ResponseWriter(writer)
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assert.Panics(t, func() {
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_, _, err := w.Hijack()
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assert.NoError(t, err)
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})
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assert.True(t, w.Written())
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assert.Panics(t, func() {
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w.CloseNotify()
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})
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w.Flush()
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}
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func TestResponseWriterFlush(t *testing.T) {
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testServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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writer := &responseWriter{}
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writer.reset(w)
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writer.WriteHeader(http.StatusInternalServerError)
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writer.Flush()
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}))
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defer testServer.Close()
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// should return 500
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resp, err := http.Get(testServer.URL)
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assert.NoError(t, err)
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assert.Equal(t, http.StatusInternalServerError, resp.StatusCode)
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}
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func TestResponseWriterStatusCode(t *testing.T) {
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testWriter := httptest.NewRecorder()
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writer := &responseWriter{}
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writer.reset(testWriter)
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w := ResponseWriter(writer)
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w.WriteHeader(http.StatusOK)
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w.WriteHeaderNow()
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assert.Equal(t, http.StatusOK, w.Status())
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assert.True(t, w.Written())
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w.WriteHeader(http.StatusUnauthorized)
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// status must be 200 although we tried to change it
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assert.Equal(t, http.StatusOK, w.Status())
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}
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