import { expect } from "chai";

import * as path from "path";

import { loadCJSON } from "./loadCJSON";

import { FirebaseError } from "./error";

describe("loadCJSON", () => {

const fixturesDir = path.join(__dirname, "test", "fixtures", "loadCJSON");

it("should return parsed JSON on success", () => {

const filePath = path.join(fixturesDir, "valid.cjson");

const result = loadCJSON(filePath);

expect(result).to.deep.equal({ key: "value" });

});

it("should throw FirebaseError on ENOENT", () => {

const filePath = path.join(fixturesDir, "nonexistent.cjson");

expect(() => loadCJSON(filePath)).to.throw(

FirebaseError,

"File " + filePath + " does not exist",

);

});

it("should throw FirebaseError on parse error", () => {

const filePath = path.join(fixturesDir, "invalid.cjson");

expect(() => loadCJSON(filePath)).to.throw(

FirebaseError,

new RegExp(`Parse Error in ${filePath}`),

);

});

});