@inlang/paraglide-js
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JavaScript
import { test, expect } from "vitest";
import { generateOutput } from "./message-modules.js";
test("should emit per locale message files", () => {
const resources = [
{
bundle: {
code: 'console.log("bundle code");',
node: {
id: "happy_elephant",
},
},
messages: {
en: {
code: 'console.log("message in English");',
node: {},
},
de: {
code: 'console.log("message in German");',
node: {},
},
},
matchTypes: new Map(),
},
];
const settings = {
locales: ["en", "de"],
baseLocale: "en",
};
const fallbackMap = {
en: "de",
de: "en",
};
const output = generateOutput(resources, settings, fallbackMap);
expect(output).not.toHaveProperty("messages/en.js");
expect(output).not.toHaveProperty("messages/de.js");
expect(output).toHaveProperty("messages/happy_elephant.js");
});
test("handles case senstivity by creating directories and files only in lowercase", () => {
const resources = [
{
bundle: {
code: "export const HappyElephant = () => en.HappyElephant",
node: {
id: "HappyElephant",
},
},
messages: {
en: {
code: 'export const HappyElephant = () => "HappyElephant0"',
node: {},
},
},
matchTypes: new Map(),
},
{
bundle: {
code: "export const happyelephant = () => en.happyelephant",
node: {
id: "happyelephant",
},
},
messages: {
en: {
code: 'export const happyelephant = () => "happyelephant1"',
node: {},
},
},
matchTypes: new Map(),
},
];
const settings = {
locales: ["en"],
baseLocale: "en",
};
const output = generateOutput(resources, settings, {});
// expecting only lowercase directories and files
expect(output).toHaveProperty("messages/happyelephant.js");
expect(output).toHaveProperty("messages/happyelephant2.js");
expect(output).not.toHaveProperty("messages/HappyElephant.js");
});
test("emits minimal runtime imports when middleware splitting is disabled", () => {
const resources = [
{
bundle: {
code: "export const happy_elephant = () => en_happy_elephant()",
node: {
id: "happy_elephant",
},
},
messages: {
en: {
code: '() => "happy"',
node: {},
},
},
matchTypes: new Map(),
},
];
const output = generateOutput(resources, { locales: ["en"], baseLocale: "en" }, {}, false);
expect(output["messages/happy_elephant.js"]).toContain("import { getLocale, experimentalStaticLocale } from '../runtime.js';");
expect(output["messages/happy_elephant.js"]).not.toContain("trackMessageCall");
expect(output["messages/happy_elephant.js"]).not.toContain("experimentalMiddlewareLocaleSplitting");
expect(output["messages/happy_elephant.js"]).not.toContain("isServer");
});
// Regression test for https://github.com/opral/inlang-paraglide-js/issues/507
test("emits fallback definitions after their dependencies", () => {
const resources = [
{
bundle: {
code: "export const admin_tasks = (inputs) => inputs;",
node: {
id: "admin_tasks",
declarations: [],
},
},
messages: {
en: {
code: '/** @type {(inputs: {}) => string} */ () => "admin"',
node: {},
},
},
matchTypes: new Map(),
},
];
const settings = {
locales: ["fr-ca", "fr", "en"],
baseLocale: "en",
};
const fallbackMap = {
"fr-ca": "fr",
fr: "en",
en: undefined,
};
const output = generateOutput(resources, settings, fallbackMap);
const file = output["messages/admin_tasks.js"];
expect(file).toBeDefined();
if (!file) {
throw new Error("messages/admin_tasks.js should have been generated");
}
expect(file).toContain("const fr_admin_tasks = en_admin_tasks;");
expect(file).toContain("const fr_ca_admin_tasks = fr_admin_tasks;");
const frIndex = file.indexOf("const fr_admin_tasks");
const frCaIndex = file.indexOf("const fr_ca_admin_tasks");
expect(frIndex).toBeGreaterThan(-1);
expect(frCaIndex).toBeGreaterThan(-1);
expect(frIndex).toBeLessThan(frCaIndex);
});
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