ts-simple-ast/dist/tests/utils/arrayUtilsTests.js

TypeScript compiler wrapper for AST navigation and code generation.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const utils_1 = require("./../../utils");
describe("ArrayUtils", () => {
    describe(`#${"isNullOrEmpty"}()`, () => {
        it("should return true when null", () => {
            chai_1.expect(utils_1.ArrayUtils.isNullOrEmpty(null)).to.equal(true);
        });
        it("should return true when undefined", () => {
            chai_1.expect(utils_1.ArrayUtils.isNullOrEmpty(undefined)).to.equal(true);
        });
        it("should return true when empty", () => {
            chai_1.expect(utils_1.ArrayUtils.isNullOrEmpty([])).to.equal(true);
        });
        it("should return false when not empty", () => {
            chai_1.expect(utils_1.ArrayUtils.isNullOrEmpty([1])).to.equal(false);
        });
    });
    describe(`#${"getUniqueItems"}()`, () => {
        it("should return all the unique items in the array", () => {
            chai_1.expect(utils_1.ArrayUtils.getUniqueItems([1, 2, 3, 3, 2, 1])).to.eql([1, 2, 3]);
        });
    });
    describe(`#${"removeFirst"}()`, () => {
        it("should remove the first value", () => {
            const a = [1, 2, 3, 3];
            const result = utils_1.ArrayUtils.removeFirst(a, 3);
            chai_1.expect(a).to.eql([1, 2, 3]);
            chai_1.expect(result).to.equal(true);
        });
        it("should not remove if not found", () => {
            const a = [1, 2, 3, 3];
            const result = utils_1.ArrayUtils.removeFirst(a, 4);
            chai_1.expect(a).to.eql([1, 2, 3, 3]);
            chai_1.expect(result).to.equal(false);
        });
    });
});

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