tests/format.test.ts


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/*** IMPORT ------------------------------------------- ***/

import { expect, test } from "vitest";

/*** UTILITY ------------------------------------------ ***/

import { format } from "../source/library/graphql/format.ts";

/*** TESTS -------------------------------------------- ***/

test("format pretty-prints a valid query", () => {
  const input = "query Foo{viewer{id name}}";
  const expected = "query Foo {\n  viewer {\n    id\n    name\n  }\n}";
  expect(format(input)).toEqual(expected);
});

test("format returns the input unchanged on parse failure", () => {
  const input = "query { ...";
  expect(format(input)).toEqual(input);
});

test("format returns empty string for empty input", () => {
  expect(format("")).toEqual("");
});