Files
WRNexusJS/packages/styles/test/theme-accent.test.ts
2026-07-30 21:29:25 +05:30

70 lines
2.3 KiB
TypeScript

import { describe, expect, test } from "bun:test";
import {
ACCENT_COOKIE,
renderThemeCss,
renderThemeRuntime,
resolveAccentName,
resolveThemeConfig,
} from "../src/theme.ts";
describe("theme accents", () => {
test("uses the configured named palette as the default accent", () => {
const theme = resolveThemeConfig({ palette: "rose", default: "light" });
expect(theme.defaultAccent).toBe("rose");
expect(resolveAccentName(undefined, theme)).toBe("rose");
});
test("validates the accent cookie against enabled palettes", () => {
const theme = resolveThemeConfig({
palette: "rose",
accent: { options: ["rose", "emerald"] },
});
expect(resolveAccentName("emerald", theme)).toBe("emerald");
expect(resolveAccentName("blue", theme)).toBe("rose");
expect(resolveAccentName("not-real", theme)).toBe("rose");
});
test("generates complete palette selectors for light and dark themes", () => {
const css = renderThemeCss(resolveThemeConfig({ palette: "rose" }));
expect(css).toContain('[data-theme="light"][data-accent="emerald"]');
expect(css).toContain('[data-theme="dark"][data-accent="emerald"]');
expect(css).toContain("--wire-color-primary-soft:");
expect(css).toContain("--wire-color-primary-muted:");
expect(css).toContain("--wire-color-primary-text:");
expect(css).toContain("--wire-color-on-primary:");
expect(css).toContain("--wire-color-secondary-soft:");
});
test("runtime persists accents with cookies and never writes inline tokens", () => {
const runtime = renderThemeRuntime(resolveThemeConfig({ palette: "rose" }));
expect(runtime).toContain(ACCENT_COOKIE);
expect(runtime).toContain('el.setAttribute("data-accent",name)');
expect(runtime).not.toContain("localStorage");
expect(runtime).not.toContain("style.setProperty");
});
});
test("live document accent has priority over cookie and default", () => {
const runtime = renderThemeRuntime(
resolveThemeConfig({
palette: "rose",
default: "light",
accent: {
default: "rose",
options: ["rose", "emerald", "cyan"],
},
}),
);
expect(runtime).toContain(
'el.getAttribute("data-accent")||readCookie(ACCENT_COOKIE)||DEFAULT_ACCENT',
);
expect(runtime).toContain(
'el.getAttribute("data-theme")||readCookie(THEME_COOKIE)||DEFAULT_THEME',
);
});