fix: align password validation with backend ASCII policy (WealthLedger/backend#60) (#89)

src/features/auth/ui/AuthForm/AuthForm.test.tsx

@@ -70,4 +70,39 @@ describe("AuthForm", () => {
 		resolve();
 		await screen.findByRole("link", { name: linkLabel });
 	});
+
+	// Register policy is 8..72 printable ASCII; login accepts legacy passwords.
+	it.each([
+		["register", "Регистрация", "пароль-пароль", false],
+		["register", "Регистрация", "passw😀rd", false],
+		["register", "Регистрация", "a".repeat(7), false],
+		["register", "Регистрация", "a".repeat(8), true],
+		["register", "Регистрация", "a".repeat(72), true],
+		["register", "Регистрация", "a".repeat(73), false],
+		["login", "Вход", "пароль-пароль", true],
+	])("%s submits password %j: %s", async (mode, submitLabel, password, submitted) => {
+		const onSubmit = vi.fn().mockResolvedValue(undefined);
+
+		render(
+			<MantineProvider>
+				<MemoryRouter>
+					<AuthForm onSubmit={onSubmit} register={mode === "register"} />
+				</MemoryRouter>
+			</MantineProvider>,
+		);
+
+		fireEvent.change(screen.getByLabelText("Email"), { target: { value: "user@example.com" } });
+		fireEvent.change(screen.getByLabelText("Пароль"), { target: { value: password } });
+
+		if (mode === "register") {
+			fireEvent.change(screen.getByLabelText("Подтвердите пароль"), { target: { value: password } });
+		}
+
+		fireEvent.click(screen.getByRole("button", { name: submitLabel }));
+
+		await waitFor(() => expect(
+			screen.queryByText(/Пароль: от 8 до 72 символов/) === null,
+		).toBe(submitted));
+		expect(onSubmit).toHaveBeenCalledTimes(submitted ? 1 : 0);
+	});
 });