1 files changed, 42 insertions, 0 deletions
diff --git a/internal/comic/localization_test.go b/internal/comic/localization_test.go
new file mode 100644
index 0000000..a1609f3
--- /dev/null
+++ b/internal/comic/localization_test.go
@@ -0,0 +1,42 @@
+package comic
+
+import "testing"
+
+func TestLocalizedBrandName(t *testing.T) {
+	t.Parallel()
+
+	if got, want := localizedBrandName("Bulgarian", "Cyrillic"), "КомиксФордж Приключения"; got != want {
+		t.Fatalf("localizedBrandName() = %q, want %q", got, want)
+	}
+	if got, want := localizedBrandName("English", "Latin"), "ComicForge Adventures"; got != want {
+		t.Fatalf("localizedBrandName() = %q, want %q", got, want)
+	}
+}
+
+func TestValidateTextScript(t *testing.T) {
+	t.Parallel()
+
+	if err := validateTextScript("title", "Заглавие", "Cyrillic"); err != nil {
+		t.Fatalf("validateTextScript() error = %v", err)
+	}
+	if err := validateTextScript("title", "Title", "Cyrillic"); err == nil {
+		t.Fatal("validateTextScript() error = nil, want Latin rejection")
+	}
+	if err := validateTextScript("title", "Title", "Latin"); err != nil {
+		t.Fatalf("validateTextScript() error = %v", err)
+	}
+	if err := validateTextScript("title", "Заглавие", "Latin"); err == nil {
+		t.Fatal("validateTextScript() error = nil, want Cyrillic rejection")
+	}
+}
+
+func TestValidateNoPromptLeakage(t *testing.T) {
+	t.Parallel()
+
+	if err := validateNoPromptLeakage("story", "A calm story without artifacts."); err != nil {
+		t.Fatalf("validateNoPromptLeakage() error = %v", err)
+	}
+	if err := validateNoPromptLeakage("story", "Words to include:\n- ябълка"); err == nil {
+		t.Fatal("validateNoPromptLeakage() error = nil, want prompt leakage rejection")
+	}
+}