poker-chips-helper/components/__tests__/CurrencySelector.test.tsx
2025-03-02 16:21:33 -08:00

49 lines
1.4 KiB
TypeScript

import React from "react";
import { render, fireEvent } from "@testing-library/react-native";
import CurrencySelector from "@/components/CurrencySelector";
describe("CurrencySelector Component", () => {
const mockSetSelectedCurrency = jest.fn();
test("renders CurrencySelector component correctly", () => {
const { getByText, getByTestId } = render(
<CurrencySelector
selectedCurrency="$"
setSelectedCurrency={mockSetSelectedCurrency}
/>
);
expect(getByTestId("currency-picker")).toBeTruthy(); // Check Picker exists
});
test("calls setSelectedCurrency when a new currency is selected", () => {
const { getByTestId } = render(
<CurrencySelector
selectedCurrency="$"
setSelectedCurrency={mockSetSelectedCurrency}
/>
);
const picker = getByTestId("currency-picker"); // Get Picker
fireEvent(picker, "onValueChange", "€"); // Simulate selecting Euro (€)
expect(mockSetSelectedCurrency).toHaveBeenCalledWith("€");
});
test("updates selected currency when Picker value changes", () => {
const { getByTestId } = render(
<CurrencySelector
selectedCurrency="€"
setSelectedCurrency={mockSetSelectedCurrency}
/>
);
const picker = getByTestId("currency-picker");
fireEvent(picker, "onValueChange", "$"); // Simulate selecting USD ($)
expect(mockSetSelectedCurrency).toHaveBeenCalledWith("$");
});
});