saleor-dashboard/src/components/Locale/Locale.test.ts
dominik-zeglen 270f7bf4a6 Add tests
2019-09-11 16:01:36 +02:00

25 lines
693 B
TypeScript

import { getMatchingLocale, Locale } from "./Locale";
describe("Matches locale to browser settings", () => {
it("if first language is an exact match", () => {
const locales = ["fr", "es", "en"];
expect(getMatchingLocale(locales)).toBe(Locale.FR);
});
it("if there is an exact match, but it's not first preference", () => {
const locales = ["does-not-exist", "tr", "de", "fr"];
expect(getMatchingLocale(locales)).toBe(Locale.TR);
});
it("or returns undefined if there is no match", () => {
const locales = [
"does-not-exist-1",
"does-not-exist-2",
"does-not-exist-3"
];
expect(getMatchingLocale(locales)).toBe(undefined);
});
});