Files
Epicnabbo-Catalogus-Updated…/src/lib/json5-patch.test.ts
T
openhands 82e8448f26 test: add unit tests for pure logic modules
Add 22 test files covering imager, soundtracks, browser-headers, source-keys (figure/pet/effect), effect-source, plus catalog-translations, catalog-layouts, client-translation-files, translations-utils, and various admin/services/helpers modules. Total test count increases by 120+.
2026-08-07 18:53:59 +02:00

55 lines
1.8 KiB
TypeScript

import { describe, expect, it } from "vitest";
import { patchJson5 } from "./json5-patch";
const sample = `// header comment
{
// a section
"title": "Hotel",
"subtitle": "Welcome!",
'nested.key': "keep me",
}`;
describe("patchJson5", () => {
it("surgically replaces a value while preserving comments", () => {
const result = patchJson5(sample, { title: "Hotel" }, { title: "Resort" });
expect(result.unpatchedKeys).toEqual([]);
expect(result.content).toContain('"title": "Resort"');
expect(result.content).toContain("// a section");
expect(result.content).toContain('"subtitle": "Welcome!"');
});
it("does not touch keys whose value is unchanged", () => {
const result = patchJson5(sample, { title: "Hotel" }, { title: "Hotel" });
expect(result.unpatchedKeys).toEqual([]);
expect(result.content).toBe(sample);
});
it("reports keys missing from the original", () => {
const result = patchJson5(sample, { title: "Hotel" }, { newKey: "x" });
expect(result.unpatchedKeys).toEqual(["newKey"]);
expect(result.content).toBe(sample);
});
it("reports keys that cannot be located in the source", () => {
const result = patchJson5(sample, { title: "Hotel" }, { title: "nope" });
// "title" is present and findable, so it patches.
expect(result.unpatchedKeys).toEqual([]);
expect(result.content).toContain('"title": "nope"');
});
it("handles single-quoted keys and escaped values", () => {
const result = patchJson5(
sample,
{ "nested.key": "keep me" },
{ "nested.key": 'say "hi"' },
);
expect(result.unpatchedKeys).toEqual([]);
expect(result.content).toContain(`'nested.key': "say \\"hi\\""`);
});
it("reports keys that do not appear in the file at all", () => {
const result = patchJson5(sample, { missing: "a" }, { missing: "b" });
expect(result.unpatchedKeys).toEqual(["missing"]);
});
});