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TargemStatefulProvider.spec.tsx
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TargemStatefulProvider.spec.tsx
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import { fireEvent, render } from "@testing-library/react";
import * as React from "react";
import translationsJson from "@test-utils/fixtures/translations.json";
import { withLocale } from "./TargemProvider";
import {
TargemStatefulProvider,
WithLocaleStateful,
} from "./TargemStatefulProvider";
describe("<TargemStatefulProvider/>", () => {
const MyComponent = withLocale(
({ changeLocale, t, tn, locale, direction }: WithLocaleStateful) => {
const changeToHe = () => {
changeLocale("he");
};
const changeToRu = () => {
changeLocale("ru");
};
return (
<div>
<span>
{t("Current locale")}: {locale}
</span>
<span>Current direction: {direction}</span>
<span>{t("Hello, World!")}</span>
<span>
{tn(
"Dear, {{ name }}. You have one unread message",
"Dear, {{ name }}. You have {{ count }} unread messages",
5,
{ name: "אלכס" },
"someContext",
)}
</span>
<button onClick={changeToHe}>he locale</button>
<button onClick={changeToRu}>ru locale</button>
</div>
);
},
);
test("provides child components with translation context", () => {
const res = render(
<TargemStatefulProvider
detectLocale={false}
defaultLocale="he"
translations={translationsJson}>
<MyComponent />
</TargemStatefulProvider>,
);
expect(res.getByText("אזור נוכחי: he")).toBeInTheDocument();
expect(res.getByText("Current direction: rtl")).toBeInTheDocument();
expect(res.getByText("שלום עולם!")).toBeInTheDocument();
expect(
res.getByText("יקר, אלכס. יש לך 5 הודעות שלא נקראו"),
).toBeInTheDocument();
expect(res.baseElement).toHaveAttribute("dir", "rtl");
});
test("additionally stores current locale and provides changeLocale prop", () => {
const res = render(
<TargemStatefulProvider translations={translationsJson}>
<MyComponent />
</TargemStatefulProvider>,
);
fireEvent.click(res.getByText("he locale"));
expect(res.getByText("שלום עולם!")).toBeInTheDocument();
fireEvent.click(res.getByText("ru locale"));
expect(res.getByText("Привет, Мир!")).toBeInTheDocument();
});
});