digipinjs/dist/esm/__tests__/reverseGeocode.test.js

A comprehensive TypeScript library for encoding and decoding Indian geographic coordinates into DIGIPIN format (Indian Postal Digital PIN system). Features CLI tools, caching, batch processing, and Express middleware for seamless integration.

import { expect } from 'chai';
import { reverseGeocode, reverseGeocodeAsync, setReverseGeocodeResolver, clearReverseGeocodeResolver, } from '../reverseGeocode';
describe('Reverse Geocode Helpers', () => {
    afterEach(() => {
        clearReverseGeocodeResolver();
    });
    it('falls back to coordinate decode when no resolver set', () => {
        const result = reverseGeocode('39J-438-TJC7');
        expect(result).to.include.keys(['pin', 'latitude', 'longitude']);
    });
    it('supports async resolver with override', async () => {
        setReverseGeocodeResolver(async (pin) => {
            if (pin === '39J438TJC7') {
                return {
                    pin,
                    latitude: 0,
                    longitude: 0,
                    label: 'Override',
                };
            }
            return undefined;
        });
        const result = await reverseGeocodeAsync('39J-438-TJC7');
        expect(result).to.deep.include({
            pin: '39J438TJC7',
            label: 'Override',
        });
    });
});