Function createTestCaseOnlyValidate

test/Validation.test.js:30–51

(
		/** @type {string} */ name,
		/** @type {EXPECTED_ANY} */ config,
		/** @type {(msg: string) => void} */ fn
	)

	};

	const createTestCaseOnlyValidate = (
		/** @type {string} */ name,
		/** @type {EXPECTED_ANY} */ config,
		/** @type {(msg: string) => void} */ fn
	) => {
		it(`should fail validation for ${name}`, () => {
			try {
				const webpack = require("..");

				webpack.validate(config);
			} catch (err) {
				if (/** @type {EXPECTED_ANY} */ (err).name !== "ValidationError") {
					throw err;
				}
				fn(/** @type {Error} */ (err).message);

				return;
			}

			throw new Error("Validation didn't fail");
		});
	};

	const createTestCaseWithoutError = (
		/** @type {string} */ name,