// Copyright (C) 2026, Stichting Mapcode Foundation (http://www.mapcode.com)

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

import { describe, it, expect } from "vitest";

import { readFileSync } from "node:fs";

import { DataModel } from "../src/data-model.js";

import { IncorrectDataModelError } from "../src/errors.js";

const load = (name: string) =>

new Uint8Array(readFileSync(`test/resources/com/mapcode/${name}`));

describe("DataModel", () => {

it("loads a valid file", () => {

expect(() => new DataModel(load("mminfo_ok.dat"))).not.toThrow();

});

it("rejects a too-short file", () => {

expect(() => new DataModel(load("mminfo_too_short.dat"))).toThrow(IncorrectDataModelError);

});

it("rejects a file that ends early", () => {

expect(() => new DataModel(load("mminfo_ends_early.dat"))).toThrow(IncorrectDataModelError);

});

it("rejects a file with no header", () => {

expect(() => new DataModel(load("mminfo_no_header.dat"))).toThrow(IncorrectDataModelError);

});

it("rejects a wrong-version file", () => {

expect(() => new DataModel(load("mminfo_wrong_version.dat"))).toThrow(IncorrectDataModelError);

});

});