prober: update header check test (#15993)

Use of the httptest client doesn't render header ordering
as expected.

Use http.DefaultClient for the test to ensure that
the header ordering test is valid.

Updates tailscale/corp#27370

Signed-off-by: Mike O'Driscoll <mikeo@tailscale.com>
This commit is contained in:
Mike O'Driscoll 2025-05-20 09:45:12 -04:00 committed by GitHub
parent c4fb380f3c
commit 118206ab79
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@ -9,6 +9,7 @@ import (
"errors"
"fmt"
"io"
"net/http"
"net/http/httptest"
"strings"
"sync"
@ -586,30 +587,48 @@ func TestProberRunHandler(t *testing.T) {
defer probe.Close()
<-probe.stopped // wait for the first run.
w := httptest.NewRecorder()
mux := http.NewServeMux()
server := httptest.NewServer(mux)
defer server.Close()
mux.Handle("/prober/run/", tsweb.StdHandler(tsweb.ReturnHandlerFunc(p.RunHandler), tsweb.HandlerOptions{}))
req, err := http.NewRequest("GET", server.URL+"/prober/run/?name="+tt.name, nil)
if err != nil {
t.Fatalf("failed to create request: %v", err)
}
req := httptest.NewRequest("GET", "/prober/run/?name="+tt.name, nil)
if reqJSON {
req.Header.Set("Accept", "application/json")
}
tsweb.StdHandler(tsweb.ReturnHandlerFunc(p.RunHandler), tsweb.HandlerOptions{}).ServeHTTP(w, req)
if w.Result().StatusCode != tt.wantResponseCode {
t.Errorf("unexpected response code: got %d, want %d", w.Code, tt.wantResponseCode)
resp, err := http.DefaultClient.Do(req)
if err != nil {
t.Fatalf("failed to make request: %v", err)
}
if resp.StatusCode != tt.wantResponseCode {
t.Errorf("unexpected response code: got %d, want %d", resp.StatusCode, tt.wantResponseCode)
}
if reqJSON {
if w.Header().Get("Content-Type") != "application/json" {
t.Errorf("unexpected content type: got %q, want application/json", w.Header().Get("Content-Type"))
if resp.Header.Get("Content-Type") != "application/json" {
t.Errorf("unexpected content type: got %q, want application/json", resp.Header.Get("Content-Type"))
}
var gotJSON RunHandlerResponse
if err := json.Unmarshal(w.Body.Bytes(), &gotJSON); err != nil {
t.Fatalf("failed to unmarshal JSON response: %v; body: %s", err, w.Body.String())
body, err := io.ReadAll(resp.Body)
if err != nil {
t.Fatalf("failed to read response body: %v", err)
}
if err := json.Unmarshal(body, &gotJSON); err != nil {
t.Fatalf("failed to unmarshal JSON response: %v; body: %s", err, body)
}
if diff := cmp.Diff(tt.wantJSONResponse, gotJSON, cmpopts.IgnoreFields(ProbeInfo{}, "Start", "End", "Labels", "RecentLatencies")); diff != "" {
t.Errorf("unexpected JSON response (-want +got):\n%s", diff)
}
} else {
body, _ := io.ReadAll(w.Result().Body)
body, _ := io.ReadAll(resp.Body)
if !strings.Contains(string(body), tt.wantPlaintextResponse) {
t.Errorf("unexpected response body: got %q, want to contain %q", body, tt.wantPlaintextResponse)
}