fix(api): align claim bounds across runtime snapshots

2026-08-05 01:39:35 +08:00
parent 7ea1c5349f
commit f6cd65208d
10 changed files with 165 additions and 53 deletions
@@ -107,6 +107,35 @@ func TestValidateAcceptsWorstLegalUnicodeFieldBounds(t *testing.T) {
 	}
 }

+func TestPersistedTextHasRuntimeIndependentC0AndNBSPDomain(t *testing.T) {
+	for name, invalid := range map[string]string{
+		"c0 prefix":   "\u001cvalue",
+		"c0 suffix":   "value\u001f",
+		"c0 interior": "value\u001dinside",
+		"nbsp prefix": "\u00a0value",
+		"nbsp suffix": "value\u00a0",
+	} {
+		t.Run(name, func(t *testing.T) {
+			if validBoundedText(invalid, MaxTitleCodePoints) {
+				t.Fatalf("validBoundedText(%q) accepted runtime-dependent text", invalid)
+			}
+		})
+	}
+	if !validBoundedText("left\u00a0right", MaxTitleCodePoints) {
+		t.Fatal("interior NBSP must remain a valid Unicode code point")
+	}
+
+	// Manual form input is normalized with Go TrimSpace before persistence.
+	draft, validation := Validate(Form{
+		CreateKey: testKey, Title: "\u00a0title\u00a0",
+		ProductURL: CanonicalURL("1"), SKUColor: "\u00a0black\u00a0",
+		SKUSize: "\u00a0M\u00a0", Quantity: "1", MaxTotalPrice: "1",
+	})
+	if !validation.Valid() || draft.Title != "title" || draft.SKUColor != "black" || draft.SKUSize != "M" {
+		t.Fatalf("NBSP form normalization = %#v, errors = %#v", draft, validation)
+	}
+}
+
 func TestNewCreateKeyIsUUIDv4(t *testing.T) {
 	key, err := NewCreateKey()
 	if err != nil {
@@ -179,6 +208,7 @@ func TestSQLiteStoreCreatesListsAndHandlesIdempotency(t *testing.T) {
 func TestSQLiteStoreRejectsInvalidDraftAtPersistenceBoundary(t *testing.T) {
 	mutations := map[string]func(*Draft){
 		"untrimmed title":    func(draft *Draft) { draft.Title = " title" },
+		"c0 interior title":  func(draft *Draft) { draft.Title = "title\u001dhidden" },
 		"invalid utf8 title": func(draft *Draft) { draft.Title = string([]byte{0xff}) },
 		"long title":         func(draft *Draft) { draft.Title = strings.Repeat("😀", MaxTitleCodePoints+1) },
 		"long color":         func(draft *Draft) { draft.SKUColor = strings.Repeat("色", MaxSKUTextCodePoints+1) },