mirror of
https://github.com/labstack/echo.git
synced 2024-12-20 19:52:47 +02:00
101 lines
2.7 KiB
Go
101 lines
2.7 KiB
Go
package middleware
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import (
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"bytes"
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"compress/gzip"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/labstack/echo"
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"github.com/stretchr/testify/assert"
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)
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func TestGzip(t *testing.T) {
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e := echo.New()
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req, _ := http.NewRequest(echo.GET, "/", nil)
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rec := httptest.NewRecorder()
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c := e.NewContext(req, rec)
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// Skip if no Accept-Encoding header
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h := Gzip()(func(c echo.Context) error {
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c.Response().Write([]byte("test")) // For Content-Type sniffing
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return nil
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})
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h(c)
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assert.Equal(t, "test", rec.Body.String())
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// Gzip
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req, _ = http.NewRequest(echo.GET, "/", nil)
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req.Header.Set(echo.HeaderAcceptEncoding, gzipScheme)
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rec = httptest.NewRecorder()
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c = e.NewContext(req, rec)
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h(c)
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assert.Equal(t, gzipScheme, rec.Header().Get(echo.HeaderContentEncoding))
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assert.Contains(t, rec.Header().Get(echo.HeaderContentType), echo.MIMETextPlain)
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r, err := gzip.NewReader(rec.Body)
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defer r.Close()
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if assert.NoError(t, err) {
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buf := new(bytes.Buffer)
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buf.ReadFrom(r)
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assert.Equal(t, "test", buf.String())
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}
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}
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func TestGzipNoContent(t *testing.T) {
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e := echo.New()
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req, _ := http.NewRequest(echo.GET, "/", nil)
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req.Header.Set(echo.HeaderAcceptEncoding, gzipScheme)
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rec := httptest.NewRecorder()
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c := e.NewContext(req, rec)
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h := Gzip()(func(c echo.Context) error {
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return c.NoContent(http.StatusNoContent)
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})
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if assert.NoError(t, h(c)) {
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assert.Empty(t, rec.Header().Get(echo.HeaderContentEncoding))
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assert.Empty(t, rec.Header().Get(echo.HeaderContentType))
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assert.Equal(t, 0, len(rec.Body.Bytes()))
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}
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}
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func TestGzipErrorReturned(t *testing.T) {
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e := echo.New()
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e.Use(Gzip())
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e.GET("/", func(c echo.Context) error {
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return echo.ErrNotFound
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})
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req, _ := http.NewRequest(echo.GET, "/", nil)
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req.Header.Set(echo.HeaderAcceptEncoding, gzipScheme)
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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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assert.Empty(t, rec.Header().Get(echo.HeaderContentEncoding))
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}
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// Issue #806
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func TestGzipWithStatic(t *testing.T) {
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e := echo.New()
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e.Use(Gzip())
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e.Static("/test", "../_fixture/images")
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req, _ := http.NewRequest(echo.GET, "/test/walle.png", nil)
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req.Header.Set(echo.HeaderAcceptEncoding, gzipScheme)
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rec := httptest.NewRecorder()
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e.ServeHTTP(rec, req)
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assert.Equal(t, http.StatusOK, rec.Code)
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// Data is written out in chunks when Content-Length == "", so only
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// validate the content length if it's not set.
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if cl := rec.Header().Get("Content-Length"); cl != "" {
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assert.Equal(t, cl, rec.Body.Len())
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}
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r, err := gzip.NewReader(rec.Body)
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assert.NoError(t, err)
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defer r.Close()
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want, err := ioutil.ReadFile("../_fixture/images/walle.png")
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if assert.NoError(t, err) {
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var buf bytes.Buffer
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buf.ReadFrom(r)
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assert.Equal(t, want, buf.Bytes())
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}
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}
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