store: burn_after_reads>0 implies burn-after-read mode (#82)

internal/api/burnreads_test.go

@@ -46,6 +46,33 @@ func getWithCookie(t *testing.T, h anyHandler, id, viewer string) *httptest.Resp
 	return rec
 }
 
+// #82: burn_after_reads > 0 alone must enable burn-after-read
+// even without burn_after_read: true.
+func TestBurnReadsImpliedByBurnAfterReads(t *testing.T) {
+	s := testServer(t)
+	h := s.routes()
+	req := httptest.NewRequest("POST", "/api/pastes", strings.NewReader(`{"content":"implied","burn_after_reads":2}`))
+	rec := httptest.NewRecorder()
+	h.ServeHTTP(rec, req)
+	if rec.Code != 201 {
+		t.Fatalf("create burn_after_reads-only: %d %s", rec.Code, rec.Body.String())
+	}
+	var created struct {
+		ID string `json:"id"`
+	}
+	json.Unmarshal(rec.Body.Bytes(), &created)
+
+	if rec := getWithCookie(t, h, created.ID, "aaa"); rec.Code != 200 {
+		t.Fatalf("read 1: %d", rec.Code)
+	}
+	if rec := getWithCookie(t, h, created.ID, "bbb"); rec.Code != 200 {
+		t.Fatalf("read 2: %d", rec.Code)
+	}
+	if rec := getWithCookie(t, h, created.ID, "ccc"); rec.Code != 404 {
+		t.Fatalf("read 3 expected 404 (burned), got %d", rec.Code)
+	}
+}
+
 func TestBurnAfterNReadsDistinctViewers(t *testing.T) {
 	s := testServer(t)
 	h := s.routes()