Bump google.golang.org/api

vendor/github.com/google/martian/messageview/messageview_test.go

@@ -0,0 +1,759 @@
+// Copyright 2015 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package messageview
+
+import (
+	"bufio"
+	"bytes"
+	"compress/flate"
+	"compress/gzip"
+	"io"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"testing"
+
+	"github.com/google/martian/proxyutil"
+)
+
+func TestRequestViewHeadersOnly(t *testing.T) {
+	body := strings.NewReader("body content")
+	req, err := http.NewRequest("GET", "http://example.com/path?k=v", body)
+	if err != nil {
+		t.Fatalf("http.NewRequest(): got %v, want no error", err)
+	}
+	req.ContentLength = int64(body.Len())
+	req.Header.Set("Request-Header", "true")
+
+	mv := New()
+	mv.SkipBody(true)
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "GET http://example.com/path?k=v HTTP/1.1\r\n" +
+		"Host: example.com\r\n" +
+		"Content-Length: 12\r\n" +
+		"Request-Header: true\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	if _, err := br.Read(nil); err != io.EOF {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want io.EOF", err)
+	}
+
+	r, err := mv.Reader()
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+}
+
+func TestRequestView(t *testing.T) {
+	body := strings.NewReader("body content")
+	req, err := http.NewRequest("GET", "http://example.com/path?k=v", body)
+	if err != nil {
+		t.Fatalf("http.NewRequest(): got %v, want no error", err)
+	}
+	req.Header.Set("Request-Header", "true")
+
+	// Force Content Length to be unset to simulate lack of Content-Length and
+	// Transfer-Encoding which is valid.
+	req.ContentLength = -1
+
+	mv := New()
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "GET http://example.com/path?k=v HTTP/1.1\r\n" +
+		"Host: example.com\r\n" +
+		"Request-Header: true\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "body content"
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	r, err := mv.Reader()
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+
+	// Sanity check to ensure it still parses.
+	if _, err := http.ReadRequest(bufio.NewReader(bytes.NewReader(got))); err != nil {
+		t.Fatalf("http.ReadRequest(): got %v, want no error", err)
+	}
+}
+
+func TestRequestViewSkipBodyUnlessContentType(t *testing.T) {
+	req, err := http.NewRequest("GET", "http://example.com", strings.NewReader("body content"))
+	if err != nil {
+		t.Fatalf("http.NewRequest(): got %v, want no error", err)
+	}
+	req.ContentLength = 12
+	req.Header.Set("Content-Type", "text/plain; charset=utf-8")
+
+	mv := New()
+	mv.SkipBodyUnlessContentType("text/plain")
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "body content"
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	req.Header.Set("Content-Type", "image/png")
+	mv = New()
+	mv.SkipBodyUnlessContentType("text/plain")
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	br, err = mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	if _, err := br.Read(nil); err != io.EOF {
+		t.Fatalf("br.Read(): got %v, want io.EOF", err)
+	}
+}
+
+func TestRequestViewChunkedTransferEncoding(t *testing.T) {
+	req, err := http.NewRequest("GET", "http://example.com/path?k=v", strings.NewReader("body content"))
+	if err != nil {
+		t.Fatalf("http.NewRequest(): got %v, want no error", err)
+	}
+	req.TransferEncoding = []string{"chunked"}
+	req.Header.Set("Trailer", "Trailer-Header")
+	req.Trailer = http.Header{
+		"Trailer-Header": []string{"true"},
+	}
+
+	mv := New()
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "GET http://example.com/path?k=v HTTP/1.1\r\n" +
+		"Host: example.com\r\n" +
+		"Transfer-Encoding: chunked\r\n" +
+		"Trailer: Trailer-Header\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "c\r\nbody content\r\n0\r\n"
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	got, err = ioutil.ReadAll(mv.TrailerReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.TrailerReader()): got %v, want no error", err)
+	}
+
+	trailerwant := "Trailer-Header: true\r\n"
+	if !bytes.Equal(got, []byte(trailerwant)) {
+		t.Fatalf("mv.TrailerReader(): got %q, want %q", got, trailerwant)
+	}
+
+	r, err := mv.Reader()
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant + trailerwant); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+
+	// Sanity check to ensure it still parses.
+	if _, err := http.ReadRequest(bufio.NewReader(bytes.NewReader(got))); err != nil {
+		t.Fatalf("http.ReadRequest(): got %v, want no error", err)
+	}
+}
+
+func TestRequestViewDecodeGzipContentEncoding(t *testing.T) {
+	body := new(bytes.Buffer)
+	gw := gzip.NewWriter(body)
+	gw.Write([]byte("body content"))
+	gw.Flush()
+	gw.Close()
+
+	req, err := http.NewRequest("GET", "http://example.com/path?k=v", body)
+	if err != nil {
+		t.Fatalf("http.NewRequest(): got %v, want no error", err)
+	}
+	req.TransferEncoding = []string{"chunked"}
+	req.Header.Set("Content-Encoding", "gzip")
+
+	mv := New()
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "GET http://example.com/path?k=v HTTP/1.1\r\n" +
+		"Host: example.com\r\n" +
+		"Transfer-Encoding: chunked\r\n" +
+		"Content-Encoding: gzip\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader(Decode())
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, wt o error", err)
+	}
+
+	bodywant := "body content"
+
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	r, err := mv.Reader(Decode())
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant + "\r\n"); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+}
+
+func TestRequestViewDecodeDeflateContentEncoding(t *testing.T) {
+	body := new(bytes.Buffer)
+	dw, err := flate.NewWriter(body, -1)
+	if err != nil {
+		t.Fatalf("flate.NewWriter(): got %v, want no error", err)
+	}
+	dw.Write([]byte("body content"))
+	dw.Flush()
+	dw.Close()
+
+	req, err := http.NewRequest("GET", "http://example.com/path?k=v", body)
+	if err != nil {
+		t.Fatalf("http.NewRequest(): got %v, want no error", err)
+	}
+	req.TransferEncoding = []string{"chunked"}
+	req.Header.Set("Content-Encoding", "deflate")
+
+	mv := New()
+	if err := mv.SnapshotRequest(req); err != nil {
+		t.Fatalf("SnapshotRequest(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "GET http://example.com/path?k=v HTTP/1.1\r\n" +
+		"Host: example.com\r\n" +
+		"Transfer-Encoding: chunked\r\n" +
+		"Content-Encoding: deflate\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader(Decode())
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "body content"
+
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	r, err := mv.Reader(Decode())
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant + "\r\n"); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+}
+
+func TestResponseViewHeadersOnly(t *testing.T) {
+	body := strings.NewReader("body content")
+	res := proxyutil.NewResponse(200, body, nil)
+	res.ContentLength = 12
+	res.Header.Set("Response-Header", "true")
+
+	mv := New()
+	mv.SkipBody(true)
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "HTTP/1.1 200 OK\r\n" +
+		"Content-Length: 12\r\n" +
+		"Response-Header: true\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	if _, err := br.Read(nil); err != io.EOF {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want io.EOF", err)
+	}
+
+	r, err := mv.Reader()
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+}
+
+func TestResponseView(t *testing.T) {
+	body := strings.NewReader("body content")
+	res := proxyutil.NewResponse(200, body, nil)
+	res.ContentLength = 12
+	res.Header.Set("Response-Header", "true")
+
+	mv := New()
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "HTTP/1.1 200 OK\r\n" +
+		"Content-Length: 12\r\n" +
+		"Response-Header: true\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "body content"
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	r, err := mv.Reader()
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+
+	// Sanity check to ensure it still parses.
+	if _, err := http.ReadResponse(bufio.NewReader(bytes.NewReader(got)), nil); err != nil {
+		t.Fatalf("http.ReadResponse(): got %v, want no error", err)
+	}
+}
+
+func TestResponseViewSkipBodyUnlessContentType(t *testing.T) {
+	res := proxyutil.NewResponse(200, strings.NewReader("body content"), nil)
+	res.ContentLength = 12
+	res.Header.Set("Content-Type", "text/plain; charset=utf-8")
+
+	mv := New()
+	mv.SkipBodyUnlessContentType("text/plain")
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "body content"
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	res.Header.Set("Content-Type", "image/png")
+	mv = New()
+	mv.SkipBodyUnlessContentType("text/plain")
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	br, err = mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	if _, err := br.Read(nil); err != io.EOF {
+		t.Fatalf("br.Read(): got %v, want io.EOF", err)
+	}
+}
+
+func TestResponseViewChunkedTransferEncoding(t *testing.T) {
+	body := strings.NewReader("body content")
+	res := proxyutil.NewResponse(200, body, nil)
+	res.TransferEncoding = []string{"chunked"}
+	res.Header.Set("Trailer", "Trailer-Header")
+	res.Trailer = http.Header{
+		"Trailer-Header": []string{"true"},
+	}
+
+	mv := New()
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "HTTP/1.1 200 OK\r\n" +
+		"Transfer-Encoding: chunked\r\n" +
+		"Trailer: Trailer-Header\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader()
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, want no error", err)
+	}
+
+	bodywant := "c\r\nbody content\r\n0\r\n"
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	got, err = ioutil.ReadAll(mv.TrailerReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.TrailerReader()): got %v, want no error", err)
+	}
+
+	trailerwant := "Trailer-Header: true\r\n"
+	if !bytes.Equal(got, []byte(trailerwant)) {
+		t.Fatalf("mv.TrailerReader(): got %q, want %q", got, trailerwant)
+	}
+
+	r, err := mv.Reader()
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant + trailerwant); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+
+	// Sanity check to ensure it still parses.
+	if _, err := http.ReadResponse(bufio.NewReader(bytes.NewReader(got)), nil); err != nil {
+		t.Fatalf("http.ReadResponse(): got %v, want no error", err)
+	}
+}
+
+func TestResponseViewDecodeGzipContentEncoding(t *testing.T) {
+	body := new(bytes.Buffer)
+	gw := gzip.NewWriter(body)
+	gw.Write([]byte("body content"))
+	gw.Flush()
+	gw.Close()
+
+	res := proxyutil.NewResponse(200, body, nil)
+	res.TransferEncoding = []string{"chunked"}
+	res.Header.Set("Content-Encoding", "gzip")
+
+	mv := New()
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "HTTP/1.1 200 OK\r\n" +
+		"Transfer-Encoding: chunked\r\n" +
+		"Content-Encoding: gzip\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader(Decode())
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, wt o error", err)
+	}
+
+	bodywant := "body content"
+
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	r, err := mv.Reader(Decode())
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant + "\r\n"); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+}
+
+func TestResponseViewDecodeGzipContentEncodingPartial(t *testing.T) {
+	bodywant := "partial content"
+	res := proxyutil.NewResponse(206, strings.NewReader(bodywant), nil)
+	res.TransferEncoding = []string{"chunked"}
+	res.Header.Set("Content-Encoding", "gzip")
+
+	mv := New()
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+	br, err := mv.BodyReader(Decode())
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, wt o error", err)
+	}
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+}
+
+func TestResponseViewDecodeDeflateContentEncoding(t *testing.T) {
+	body := new(bytes.Buffer)
+	dw, err := flate.NewWriter(body, -1)
+	if err != nil {
+		t.Fatalf("flate.NewWriter(): got %v, want no error", err)
+	}
+	dw.Write([]byte("body content"))
+	dw.Flush()
+	dw.Close()
+
+	res := proxyutil.NewResponse(200, body, nil)
+	res.TransferEncoding = []string{"chunked"}
+	res.Header.Set("Content-Encoding", "deflate")
+
+	mv := New()
+	if err := mv.SnapshotResponse(res); err != nil {
+		t.Fatalf("SnapshotResponse(): got %v, want no error", err)
+	}
+
+	got, err := ioutil.ReadAll(mv.HeaderReader())
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.HeaderReader()): got %v, want no error", err)
+	}
+
+	hdrwant := "HTTP/1.1 200 OK\r\n" +
+		"Transfer-Encoding: chunked\r\n" +
+		"Content-Encoding: deflate\r\n\r\n"
+
+	if !bytes.Equal(got, []byte(hdrwant)) {
+		t.Fatalf("mv.HeaderReader(): got %q, want %q", got, hdrwant)
+	}
+
+	br, err := mv.BodyReader(Decode())
+	if err != nil {
+		t.Fatalf("mv.BodyReader(): got %v, want no error", err)
+	}
+
+	got, err = ioutil.ReadAll(br)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.BodyReader()): got %v, wt o error", err)
+	}
+
+	bodywant := "body content"
+
+	if !bytes.Equal(got, []byte(bodywant)) {
+		t.Fatalf("mv.BodyReader(): got %q, want %q", got, bodywant)
+	}
+
+	r, err := mv.Reader(Decode())
+	if err != nil {
+		t.Fatalf("mv.Reader(): got %v, want no error", err)
+	}
+	got, err = ioutil.ReadAll(r)
+	if err != nil {
+		t.Fatalf("ioutil.ReadAll(mv.Reader()): got %v, want no error", err)
+	}
+
+	if want := []byte(hdrwant + bodywant + "\r\n"); !bytes.Equal(got, want) {
+		t.Fatalf("mv.Read(): got %q, want %q", got, want)
+	}
+}