poker-chips-helper/components/__tests__/CalculatorState.test.tsx
2025-02-28 11:19:22 -08:00

87 lines
2.8 KiB
TypeScript

import AsyncStorage from "@react-native-async-storage/async-storage";
import { saveState, loadState, PokerState } from "../CalculatorState";
// Mock AsyncStorage
jest.mock("@react-native-async-storage/async-storage", () =>
require("@react-native-async-storage/async-storage/jest/async-storage-mock")
);
describe("CalculatorState.tsx", () => {
const mockState: PokerState = {
playerCount: 4,
buyInAmount: 50,
numberOfChips: 5,
totalChipsCount: [100, 200, 150, 50, 75],
selectedCurrency: "$", // Including selectedCurrency in mockState
};
beforeEach(() => {
jest.clearAllMocks();
});
it("should save state successfully to SLOT1", async () => {
await saveState("SLOT1", mockState);
expect(AsyncStorage.setItem).toHaveBeenCalledWith(
"@poker_state_slot1",
JSON.stringify(mockState)
);
});
it("should save state successfully to SLOT2", async () => {
await saveState("SLOT2", mockState);
expect(AsyncStorage.setItem).toHaveBeenCalledWith(
"@poker_state_slot2",
JSON.stringify(mockState)
);
});
it("should fail to save state if an error occurs", async () => {
jest
.spyOn(AsyncStorage, "setItem")
.mockRejectedValueOnce(new Error("Failed to save"));
const result = await saveState("SLOT1", mockState);
expect(result.success).toBe(false);
expect(result.message).toBe("Failed to save state");
});
it("should load state successfully from SLOT1", async () => {
await AsyncStorage.setItem("@poker_state_slot1", JSON.stringify(mockState));
const result = await loadState("SLOT1");
expect(result).toEqual(mockState);
});
it("should load state successfully from SLOT2", async () => {
await AsyncStorage.setItem("@poker_state_slot2", JSON.stringify(mockState));
const result = await loadState("SLOT2");
expect(result).toEqual(mockState);
});
it("should return null if no state is found in SLOT1", async () => {
jest.spyOn(AsyncStorage, "getItem").mockResolvedValueOnce(null);
const result = await loadState("SLOT1");
expect(result).toBeNull();
});
it("should return null if no state is found in SLOT2", async () => {
jest.spyOn(AsyncStorage, "getItem").mockResolvedValueOnce(null);
const result = await loadState("SLOT2");
expect(result).toBeNull();
});
it("should return null if an error occurs while loading state from SLOT1", async () => {
jest
.spyOn(AsyncStorage, "getItem")
.mockRejectedValueOnce(new Error("Failed to load"));
const result = await loadState("SLOT1");
expect(result).toBeNull();
});
it("should return null if an error occurs while loading state from SLOT2", async () => {
jest
.spyOn(AsyncStorage, "getItem")
.mockRejectedValueOnce(new Error("Failed to load"));
const result = await loadState("SLOT2");
expect(result).toBeNull();
});
});