diff options
Diffstat (limited to 'workhorse/internal/senddata/writer_test.go')
-rw-r--r-- | workhorse/internal/senddata/writer_test.go | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/workhorse/internal/senddata/writer_test.go b/workhorse/internal/senddata/writer_test.go new file mode 100644 index 00000000000..1262acd5472 --- /dev/null +++ b/workhorse/internal/senddata/writer_test.go @@ -0,0 +1,71 @@ +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 } |