@ledgerhq/live-common/lib-es/config/index.test.js

Common ground for the Ledger Live apps

import { getCurrencyConfiguration } from ".";
import { LiveConfig } from "@ledgerhq/live-config/LiveConfig";
describe("getCurrencyConfiguration", () => {
    let getValueByKeySpy;
    beforeEach(() => {
        getValueByKeySpy = jest.spyOn(LiveConfig, "getValueByKey");
    });
    describe("when config fetching is successful", () => {
        it("should return the related currency config", async () => {
            const cosmosCurrencyMock = {
                family: "cosmos",
                id: "cosmos",
            };
            getValueByKeySpy.mockReturnValueOnce(cosmosCurrencyMock);
            const config = getCurrencyConfiguration(cosmosCurrencyMock);
            expect(config).toEqual(cosmosCurrencyMock);
        });
    });
    it("should return an error if currency config is null", async () => {
        getValueByKeySpy.mockReturnValueOnce(null);
        expect(() => getCurrencyConfiguration({
            id: "idontexistasacurrency",
            family: "ihavenofamily",
        })).toThrow(Error);
    });
});
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