1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
package senddata
import (
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitlab-workhorse/internal/headers"
)
func TestWriter(t *testing.T) {
upstreamResponse := "hello world"
testCases := []struct {
desc string
headerValue string
out string
}{
{
desc: "inject",
headerValue: testInjecterName + ":" + testInjecterName,
out: testInjecterData,
},
{
desc: "pass",
headerValue: "",
out: upstreamResponse,
},
}
for _, tc := range testCases {
t.Run(tc.desc, func(t *testing.T) {
recorder := httptest.NewRecorder()
rw := &sendDataResponseWriter{rw: recorder, injecters: []Injecter{&testInjecter{}}}
rw.Header().Set(headers.GitlabWorkhorseSendDataHeader, tc.headerValue)
n, err := rw.Write([]byte(upstreamResponse))
require.NoError(t, err)
require.Equal(t, len(upstreamResponse), n, "bytes written")
recorder.Flush()
body := recorder.Result().Body
data, err := ioutil.ReadAll(body)
require.NoError(t, err)
require.NoError(t, body.Close())
require.Equal(t, tc.out, string(data))
})
}
}
const (
testInjecterName = "test-injecter"
testInjecterData = "hello this is injected data"
)
type testInjecter struct{}
func (ti *testInjecter) Inject(w http.ResponseWriter, r *http.Request, sendData string) {
io.WriteString(w, testInjecterData)
}
func (ti *testInjecter) Match(s string) bool { return strings.HasPrefix(s, testInjecterName+":") }
func (ti *testInjecter) Name() string { return testInjecterName }
|
