feat(SaaS): Billing settings screen

frontend/__tests__/components/features/payment/payment-form.test.tsx

@@ -0,0 +1,166 @@
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import { render, screen, waitFor } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { afterEach, beforeEach, describe, expect, it, test, vi } from "vitest";
+import OpenHands from "#/api/open-hands";
+import { PaymentForm } from "#/components/features/payment/payment-form";
+
+describe("PaymentForm", () => {
+  const getBalanceSpy = vi.spyOn(OpenHands, "getBalance");
+  const createCheckoutSessionSpy = vi.spyOn(OpenHands, "createCheckoutSession");
+  const getConfigSpy = vi.spyOn(OpenHands, "getConfig");
+
+  const renderPaymentForm = () =>
+    render(<PaymentForm />, {
+      wrapper: ({ children }) => (
+        <QueryClientProvider client={new QueryClient()}>
+          {children}
+        </QueryClientProvider>
+      ),
+    });
+
+  beforeEach(() => {
+    // useBalance hook will return the balance only if the APP_MODE is "saas"
+    getConfigSpy.mockResolvedValue({
+      APP_MODE: "saas",
+      GITHUB_CLIENT_ID: "123",
+      POSTHOG_CLIENT_KEY: "456",
+    });
+  });
+
+  afterEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("should render the users current balance", async () => {
+    getBalanceSpy.mockResolvedValue("100.50");
+    renderPaymentForm();
+
+    await waitFor(() => {
+      const balance = screen.getByTestId("user-balance");
+      expect(balance).toHaveTextContent("$100.50");
+    });
+  });
+
+  it("should render the users current balance to two decimal places", async () => {
+    getBalanceSpy.mockResolvedValue("100");
+    renderPaymentForm();
+
+    await waitFor(() => {
+      const balance = screen.getByTestId("user-balance");
+      expect(balance).toHaveTextContent("$100.00");
+    });
+  });
+
+  test("the user can top-up a specific amount", async () => {
+    const user = userEvent.setup();
+    renderPaymentForm();
+
+    const topUpInput = await screen.findByTestId("top-up-input");
+    await user.type(topUpInput, "50.12");
+
+    const topUpButton = screen.getByText("Add credit");
+    await user.click(topUpButton);
+
+    expect(createCheckoutSessionSpy).toHaveBeenCalledWith(50.12);
+  });
+
+  it("should round the top-up amount to two decimal places", async () => {
+    const user = userEvent.setup();
+    renderPaymentForm();
+
+    const topUpInput = await screen.findByTestId("top-up-input");
+    await user.type(topUpInput, "50.125456");
+
+    const topUpButton = screen.getByText("Add credit");
+    await user.click(topUpButton);
+
+    expect(createCheckoutSessionSpy).toHaveBeenCalledWith(50.13);
+  });
+
+  it("should render the payment method link", async () => {
+    renderPaymentForm();
+
+    screen.getByTestId("payment-methods-link");
+  });
+
+  it("should disable the top-up button if the user enters an invalid amount", async () => {
+    const user = userEvent.setup();
+    renderPaymentForm();
+
+    const topUpButton = screen.getByText("Add credit");
+    expect(topUpButton).toBeDisabled();
+
+    const topUpInput = await screen.findByTestId("top-up-input");
+    await user.type(topUpInput, "  ");
+
+    expect(topUpButton).toBeDisabled();
+  });
+
+  it("should disable the top-up button after submission", async () => {
+    const user = userEvent.setup();
+    renderPaymentForm();
+
+    const topUpInput = await screen.findByTestId("top-up-input");
+    await user.type(topUpInput, "50.12");
+
+    const topUpButton = screen.getByText("Add credit");
+    await user.click(topUpButton);
+
+    expect(topUpButton).toBeDisabled();
+  });
+
+  describe("prevent submission if", () => {
+    test("user enters a negative amount", async () => {
+      const user = userEvent.setup();
+      renderPaymentForm();
+
+      const topUpInput = await screen.findByTestId("top-up-input");
+      await user.type(topUpInput, "-50.12");
+
+      const topUpButton = screen.getByText("Add credit");
+      await user.click(topUpButton);
+
+      expect(createCheckoutSessionSpy).not.toHaveBeenCalled();
+    });
+
+    test("user enters an empty string", async () => {
+      const user = userEvent.setup();
+      renderPaymentForm();
+
+      const topUpInput = await screen.findByTestId("top-up-input");
+      await user.type(topUpInput, "     ");
+
+      const topUpButton = screen.getByText("Add credit");
+      await user.click(topUpButton);
+
+      expect(createCheckoutSessionSpy).not.toHaveBeenCalled();
+    });
+
+    test("user enters a non-numeric value", async () => {
+      const user = userEvent.setup();
+      renderPaymentForm();
+
+      const topUpInput = await screen.findByTestId("top-up-input");
+      await user.type(topUpInput, "abc");
+
+      const topUpButton = screen.getByText("Add credit");
+      await user.click(topUpButton);
+
+      expect(createCheckoutSessionSpy).not.toHaveBeenCalled();
+    });
+
+    test("user enters less than the minimum amount", async () => {
+      const user = userEvent.setup();
+      renderPaymentForm();
+
+      const topUpInput = await screen.findByTestId("top-up-input");
+      await user.type(topUpInput, "20"); // test assumes the minimum is 25
+
+      const topUpButton = screen.getByText("Add credit");
+      await user.click(topUpButton);
+
+      expect(createCheckoutSessionSpy).not.toHaveBeenCalled();
+    });
+  });
+});

frontend/__tests__/components/settings/settings-input.test.tsx

@@ -1,5 +1,6 @@
 import { render, screen } from "@testing-library/react";
-import { describe, expect, it } from "vitest";
+import { describe, expect, it, vi } from "vitest";
+import userEvent from "@testing-library/user-event";
 import { SettingsInput } from "#/components/features/settings/settings-input";
 
 describe("SettingsInput", () => {
@@ -85,4 +86,24 @@ describe("SettingsInput", () => {
 
     expect(screen.getByText("Start Content")).toBeInTheDocument();
   });
+
+  it("should call onChange with the input value", async () => {
+    const onChangeMock = vi.fn();
+    const user = userEvent.setup();
+
+    render(
+      <SettingsInput
+        testId="test-input"
+        label="Test Input"
+        type="text"
+        onChange={onChangeMock}
+      />,
+    );
+
+    const input = screen.getByTestId("test-input");
+    await user.type(input, "Test");
+
+    expect(onChangeMock).toHaveBeenCalledTimes(4);
+    expect(onChangeMock).toHaveBeenNthCalledWith(4, "Test");
+  });
 });

frontend/__tests__/routes/settings-with-payment.test.tsx

@@ -0,0 +1,81 @@
+import { screen, waitFor, within } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { afterEach, describe, expect, it, vi } from "vitest";
+import { createRoutesStub } from "react-router";
+import { renderWithProviders } from "test-utils";
+import OpenHands from "#/api/open-hands";
+import SettingsScreen from "#/routes/settings";
+import { PaymentForm } from "#/components/features/payment/payment-form";
+
+describe("Settings Billing", () => {
+  const getConfigSpy = vi.spyOn(OpenHands, "getConfig");
+
+  const RoutesStub = createRoutesStub([
+    {
+      Component: SettingsScreen,
+      path: "/settings",
+      children: [
+        {
+          Component: () => <PaymentForm />,
+          path: "/settings/billing",
+        },
+      ],
+    },
+  ]);
+
+  const renderSettingsScreen = () =>
+    renderWithProviders(<RoutesStub initialEntries={["/settings"]} />);
+
+  afterEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("should not render the navbar if OSS mode", async () => {
+    getConfigSpy.mockResolvedValue({
+      APP_MODE: "oss",
+      GITHUB_CLIENT_ID: "123",
+      POSTHOG_CLIENT_KEY: "456",
+    });
+
+    renderSettingsScreen();
+
+    await waitFor(() => {
+      const navbar = screen.queryByTestId("settings-navbar");
+      expect(navbar).not.toBeInTheDocument();
+    });
+  });
+
+  it("should render the navbar if SaaS mode", async () => {
+    getConfigSpy.mockResolvedValue({
+      APP_MODE: "saas",
+      GITHUB_CLIENT_ID: "123",
+      POSTHOG_CLIENT_KEY: "456",
+    });
+
+    renderSettingsScreen();
+
+    await waitFor(() => {
+      const navbar = screen.getByTestId("settings-navbar");
+      within(navbar).getByText("Account");
+      within(navbar).getByText("Credits");
+    });
+  });
+
+  it("should render the billing settings if clicking the credits item", async () => {
+    const user = userEvent.setup();
+    getConfigSpy.mockResolvedValue({
+      APP_MODE: "saas",
+      GITHUB_CLIENT_ID: "123",
+      POSTHOG_CLIENT_KEY: "456",
+    });
+
+    renderSettingsScreen();
+
+    const navbar = await screen.findByTestId("settings-navbar");
+    const credits = within(navbar).getByText("Credits");
+    await user.click(credits);
+
+    const billingSection = await screen.findByTestId("billing-settings");
+    within(billingSection).getByText("Manage Credits");
+  });
+});

frontend/__tests__/routes/settings.test.tsx

@@ -10,6 +10,7 @@ import * as AdvancedSettingsUtlls from "#/utils/has-advanced-settings-set";
 import { MOCK_DEFAULT_USER_SETTINGS } from "#/mocks/handlers";
 import { PostApiSettings } from "#/types/settings";
 import * as ConsentHandlers from "#/utils/handle-capture-consent";
+import AccountSettings from "#/routes/account-settings";
 
 const toggleAdvancedSettings = async (user: UserEvent) => {
   const advancedSwitch = await screen.findByTestId("advanced-settings-switch");
@@ -36,6 +37,7 @@ describe("Settings Screen", () => {
     {
       Component: SettingsScreen,
       path: "/settings",
+      children: [{ Component: AccountSettings, path: "/settings" }],
     },
   ]);
 

frontend/__tests__/utils/amount-is-valid.test.ts

@@ -0,0 +1,32 @@
+import { describe, expect, test } from "vitest";
+import { amountIsValid } from "#/utils/amount-is-valid";
+
+describe("amountIsValid", () => {
+  describe("fails", () => {
+    test("when the amount is negative", () => {
+      expect(amountIsValid("-5")).toBe(false);
+      expect(amountIsValid("-25")).toBe(false);
+    });
+
+    test("when the amount is zero", () => {
+      expect(amountIsValid("0")).toBe(false);
+    });
+
+    test("when an empty string is passed", () => {
+      expect(amountIsValid("")).toBe(false);
+      expect(amountIsValid("     ")).toBe(false);
+    });
+
+    test("when a non-numeric value is passed", () => {
+      expect(amountIsValid("abc")).toBe(false);
+      expect(amountIsValid("1abc")).toBe(false);
+      expect(amountIsValid("abc1")).toBe(false);
+    });
+
+    test("when an amount less than the minimum is passed", () => {
+      // test assumes the minimum is 25
+      expect(amountIsValid("24")).toBe(false);
+      expect(amountIsValid("24.99")).toBe(false);
+    });
+  });
+});