BillChenIDY
50 lines
1.8 KiB
TypeScript
50 lines
1.8 KiB
TypeScript
import { afterEach, describe, expect, it } from "vitest";
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import type { BootPayload } from "@/src/boot-payload";
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import { pseudoLocaleAvailable, resolveInitialLocale } from "./boot";
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import { LOCALE_COOKIE } from "./cookie";
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function clearLocaleCookie() {
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document.cookie = `${LOCALE_COOKIE}=; path=/; max-age=0`;
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}
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function payloadWithLocale(locale?: string): BootPayload {
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return { runtime: locale ? { locale } : {}, initialState: {} };
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}
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describe("resolveInitialLocale", () => {
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afterEach(clearLocaleCookie);
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it("prefers the boot payload locale", () => {
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document.cookie = `${LOCALE_COOKIE}=en; path=/`;
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expect(resolveInitialLocale(payloadWithLocale("zh-cn"))).toBe("zh-cn");
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});
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it("falls back to the cookie when the payload has no locale", () => {
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document.cookie = `${LOCALE_COOKIE}=zh-cn; path=/`;
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expect(resolveInitialLocale(payloadWithLocale())).toBe("zh-cn");
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});
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it("defaults to en when neither payload nor cookie is present", () => {
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expect(resolveInitialLocale(undefined)).toBe("en");
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});
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it("coerces an unknown payload locale to en", () => {
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expect(resolveInitialLocale(payloadWithLocale("klingon"))).toBe("en");
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});
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});
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describe("pseudoLocaleAvailable", () => {
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it("is true when the Go shell reports a dev or e2e profile", () => {
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// The e2e harness serves a PRODUCTION bundle, so import.meta.env.PROD is
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// true there; only this payload flag can distinguish it from a release.
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expect(pseudoLocaleAvailable({ runtime: { nonProduction: true } } as BootPayload)).toBe(true);
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});
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it("falls back to the build mode when the payload says nothing", () => {
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expect(pseudoLocaleAvailable(undefined)).toBe(!import.meta.env.PROD);
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expect(pseudoLocaleAvailable({ runtime: {} } as BootPayload)).toBe(!import.meta.env.PROD);
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});
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});
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