import { describe, expect, it, vi } from "vitest";
import { runFontLocalize, stampFontVersions, type FontLocalizeIo } from "./fontLocalize.js";
function makeIo(input: string): {
io: FontLocalizeIo;
output: string[];
errors: string[];
} {
const output: string[] = [];
const errors: string[] = [];
return {
io: {
readInput: async () => input,
writeOutput: (value) => output.push(value),
writeError: (value) => errors.push(value),
},
output,
errors,
};
}
describe("runFontLocalize", () => {
it("writes only the localized document to stdout", async () => {
const harness = makeIo("source");
const localize = vi.fn(async () => "localized");
const exitCode = await runFontLocalize(harness.io, localize);
expect(exitCode).toBe(0);
expect(localize).toHaveBeenCalledWith("source");
expect(harness.output).toEqual(["localized"]);
expect(harness.errors).toEqual([]);
});
it("rejects blank input without calling the resolver", async () => {
const harness = makeIo(" \n");
const localize = vi.fn(async (html: string) => html);
const exitCode = await runFontLocalize(harness.io, localize);
expect(exitCode).toBe(2);
expect(localize).not.toHaveBeenCalled();
expect(harness.output).toEqual([]);
expect(harness.errors.join(" ")).toContain("input is empty");
});
it("fails without echoing source HTML or resolver details", async () => {
const source = '
';
const harness = makeIo(source);
const localize = vi.fn(async () => {
throw new Error(`fetch failed for ${source}`);
});
const exitCode = await runFontLocalize(harness.io, localize);
expect(exitCode).toBe(1);
expect(harness.output).toEqual([]);
expect(harness.errors.join(" ")).toContain("font localization failed (Error)");
expect(harness.errors.join(" ")).not.toContain("signed.example");
expect(harness.errors.join(" ")).not.toContain("");
});
it("fails closed when the resolver returns an empty document", async () => {
const harness = makeIo("source");
const exitCode = await runFontLocalize(harness.io, async () => "\n");
expect(exitCode).toBe(1);
expect(harness.output).toEqual([]);
expect(harness.errors.join(" ")).toContain("empty output");
});
});
describe("stampFontVersions", () => {
it("records producer and localizer versions inside the document head", () => {
const stamped = stampFontVersions(
"x",
{ producer: "0.8.15", localizer: "0.8.16" },
);
expect(stamped).toContain('');
expect(stamped).toContain('');
expect(stamped.indexOf("hyperframes-font-compiler-version")).toBeLessThan(
stamped.indexOf(""),
);
});
it("inserts both diagnostic stamps after a doctype when no head close exists", () => {
const stamped = stampFontVersions("x", {
producer: "0.8.15",
localizer: "0.8.16",
});
expect(stamped).toMatch(
/^/,
);
});
it("inserts both diagnostic stamps at the start when no head or doctype exists", () => {
const stamped = stampFontVersions("x", {
producer: "0.8.15