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test(fork): pin the terminal font fallback to the CSS mono stack #13

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Merged
NoahHendrickson merged 3 commits into from
Aug 6, 2026
Merged

test(fork): pin the terminal font fallback to the CSS mono stack #13

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18e02e1
test(fork): pin the terminal font fallback to the CSS mono stack
NoahHendrickson Jul 26, 2026
4495f72
test(fork): compare the mono stacks as family lists, scoped to the ma…
NoahHendrickson Jul 26, 2026
7f52489
Merge origin/custom: re-port the mono-stack guard onto the v0.0.32 file
NoahHendrickson Aug 6, 2026
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12 changes: 12 additions & 0 deletions apps/web/src/__fork_guards__/geistTypography.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -146,6 +146,18 @@ describe("fork guard: geist-typography", () => {
expect(FORK_TERMINAL_FONT_FALLBACK).toContain('"JetBrains Mono"');
});

it("keeps the module's fallback stack identical to the CSS mono stack", () => {
// FORK_TERMINAL_FONT_FALLBACK backs up the `--font-mono` read, so it has to
// stay the stack the cascade would have produced. Nothing else pins the two
// together: edit one, forget the other, and the safety net quietly stops
// matching what it backs up while every other guard here stays green.
// Collapsed on both sides — `vp fmt` decides where the CSS value wraps.
const collapse = (stack: string) => stack.replace(/\s+/gu, " ").trim();
const declared = readSibling("../theme.custom.css").match(/--fork-font-mono:([^;]*);/u);
expect(declared).not.toBeNull();
expect(collapse(declared?.[1] ?? "")).toBe(collapse(FORK_TERMINAL_FONT_FALLBACK));
});

it("keeps the terminal wired to the fork-owned font module", () => {
const drawer = readSibling("../components/ThreadTerminalDrawer.tsx");
expect(drawer).toContain("fontFamily: resolveTerminalFontFamily(mount)");
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