wehub-resource-sync
45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
package serve
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import (
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"reasonix/internal/config"
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"reasonix/internal/control"
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)
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// TestServeRejectsNonJSONPost guards the CSRF defense: a state-changing POST that
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// isn't application/json is refused, so a page the user visits can't drive the
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// unauthenticated localhost server with a simple cross-origin POST (text/plain,
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// no preflight). The same-origin frontend always sends JSON and is unaffected.
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func TestServeRejectsNonJSONPost(t *testing.T) {
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got := make(chan string, 1)
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bc := NewBroadcaster()
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ctrl := control.New(control.Options{Runner: fakeRunner{got: got}, Sink: bc})
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srv := httptest.NewServer(New(ctrl, bc, config.ServeConfig{}).Handler())
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defer srv.Close()
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for _, ct := range []string{"text/plain", "application/x-www-form-urlencoded", ""} {
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req, _ := http.NewRequest(http.MethodPost, srv.URL+"/submit", strings.NewReader(`{"input":"pwn"}`))
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if ct != "" {
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req.Header.Set("Content-Type", ct)
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}
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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t.Fatal(err)
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}
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resp.Body.Close()
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if resp.StatusCode != http.StatusUnsupportedMediaType {
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t.Errorf("Content-Type %q: status = %d, want 415", ct, resp.StatusCode)
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}
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}
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select {
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case in := <-got:
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t.Fatalf("a non-JSON POST reached the runner with %q — CSRF guard bypassed", in)
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default:
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}
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}
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