not.test.js
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not.test.js
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	const assert = require("assert");
	const Op = require("sequelize").Op;

	const anyone = require("./anyone.js");
	const noone = require("./noone.js");
	const or = require("./or.js");
	const and = require("./and.js");
	const not = require("./not.js");

	const AccessStrategy = require("./access-strategy.js");

	describe("access-strategy", () => {
	describe("not", () => {
	describe("constructor", () => {
	it("should throw an error if constructed without param", () =>
	assert.throws(() => not()));

	it("should throw an error if constructed with param that is not an AccessStrategy", () =>
	assert.throws(() => not("anyone")));
	});

	describe("checkItem", () => {
	it("should allow access when given access strategy denies it", async () =>
	assert((await not(noone).checkItem()).allowed));

	it("should deny access when given access strategy allows it", async () =>
	assert((await not(anyone).checkItem()).allowed === false));

	it("should work with compound access strategies", async () =>
	assert(
	(await not(and(anyone, or(noone, anyone))).checkItem()).allowed ===
	false
	));
	});

	describe("filterModelQuery", () => {
	it("should negate the model query of given access strategy", async () =>
	assert.deepEqual(
	(await not(noone).filterModelQuery())[Op.not],
	await AccessStrategy.QueryFilters.DenyAll()
	));
	});
	});
	});