@bangladeshi/bangladesh-address/build/src/__tests__/division.test.js

A simple npm package for Bangladesh's administrative divisions, districts, upazilas, and metropolitan thanas.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const division_1 = require("../division");
const division_name_1 = require("../division/types/division-name");
describe("Division functions", () => {
    describe("allDivision", () => {
        it("should return all 8 divisions of Bangladesh", () => {
            const divisions = (0, division_1.allDivision)();
            expect(divisions).toHaveLength(8);
        });
        it("should contain all expected division names", () => {
            const divisions = (0, division_1.allDivision)();
            const expectedDivisions = [
                "Barisal",
                "Chattogram",
                "Dhaka",
                "Khulna",
                "Mymensingh",
                "Rajshahi",
                "Rangpur",
                "Sylhet",
            ];
            expectedDivisions.forEach((div) => {
                expect(divisions).toContain(div);
            });
        });
        it("should return an array of strings", () => {
            const divisions = (0, division_1.allDivision)();
            divisions.forEach((div) => {
                expect(typeof div).toBe("string");
            });
        });
    });
    describe("getDivision", () => {
        it("should return upazilas for Dhaka division", () => {
            const result = (0, division_1.getDivision)(division_name_1.DivisionName.Dhaka);
            expect(result.length).toBeGreaterThan(0);
            result.forEach((item) => {
                expect(item.division).toBe("Dhaka");
            });
        });
        it("should accept string input", () => {
            const result = (0, division_1.getDivision)("dhaka");
            expect(result.length).toBeGreaterThan(0);
            result.forEach((item) => {
                expect(item.division).toBe("Dhaka");
            });
        });
        it("should return empty array for invalid division", () => {
            const result = (0, division_1.getDivision)("InvalidDivision");
            expect(result).toHaveLength(0);
        });
        it("should return objects with upazila, district, and division properties", () => {
            const result = (0, division_1.getDivision)(division_name_1.DivisionName.Chattogram);
            expect(result.length).toBeGreaterThan(0);
            result.forEach((item) => {
                expect(item).toHaveProperty("upazila");
                expect(item).toHaveProperty("district");
                expect(item).toHaveProperty("division");
            });
        });
    });
    describe("divisionalDataOf", () => {
        it("should return districts and upazilas for a division", () => {
            const result = (0, division_1.divisionalDataOf)(division_name_1.DivisionName.Sylhet);
            expect(result.length).toBeGreaterThan(0);
            result.forEach((item) => {
                expect(item).toHaveProperty("district");
                expect(item).toHaveProperty("upazila");
            });
        });
        it("should not include division in returned objects", () => {
            const result = (0, division_1.divisionalDataOf)(division_name_1.DivisionName.Khulna);
            result.forEach((item) => {
                expect(item).not.toHaveProperty("division");
            });
        });
    });
    describe("isValidDivision", () => {
        it("should return true for valid divisions", () => {
            expect((0, division_1.isValidDivision)("Dhaka")).toBe(true);
            expect((0, division_1.isValidDivision)("Chattogram")).toBe(true);
            expect((0, division_1.isValidDivision)("Sylhet")).toBe(true);
            expect((0, division_1.isValidDivision)("Khulna")).toBe(true);
            expect((0, division_1.isValidDivision)("Rajshahi")).toBe(true);
            expect((0, division_1.isValidDivision)("Rangpur")).toBe(true);
            expect((0, division_1.isValidDivision)("Barisal")).toBe(true);
            expect((0, division_1.isValidDivision)("Mymensingh")).toBe(true);
        });
        it("should return false for invalid divisions", () => {
            expect((0, division_1.isValidDivision)("InvalidDivision")).toBe(false);
            expect((0, division_1.isValidDivision)("Tangail")).toBe(false);
            expect((0, division_1.isValidDivision)("Savar")).toBe(false);
        });
        it("should handle case-insensitive input", () => {
            expect((0, division_1.isValidDivision)("dhaka")).toBe(true);
            expect((0, division_1.isValidDivision)("CHATTOGRAM")).toBe(true);
            expect((0, division_1.isValidDivision)("SyLhEt")).toBe(true);
        });
        it("should return false for null/undefined input", () => {
            expect((0, division_1.isValidDivision)(null)).toBe(false);
            expect((0, division_1.isValidDivision)(undefined)).toBe(false);
            expect((0, division_1.isValidDivision)("")).toBe(false);
        });
        it("should handle whitespace in input", () => {
            expect((0, division_1.isValidDivision)("  Dhaka  ")).toBe(true);
            expect((0, division_1.isValidDivision)("  Chattogram  ")).toBe(true);
        });
    });
});