83 lines
2.7 KiB
TypeScript
83 lines
2.7 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {isRegionCode, normalizeRegionCode} from '@fluxer/geo_utils/src/RegionCodeValidation';
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import {describe, expect, it} from 'vitest';
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describe('normalizeRegionCode', () => {
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it('returns uppercase for valid lowercase codes', () => {
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expect(normalizeRegionCode('us')).toBe('US');
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expect(normalizeRegionCode('gb')).toBe('GB');
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expect(normalizeRegionCode('fr')).toBe('FR');
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});
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it('returns uppercase for already uppercase codes', () => {
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expect(normalizeRegionCode('US')).toBe('US');
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expect(normalizeRegionCode('DE')).toBe('DE');
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});
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it('handles mixed case', () => {
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expect(normalizeRegionCode('Us')).toBe('US');
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expect(normalizeRegionCode('gB')).toBe('GB');
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});
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it('trims whitespace', () => {
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expect(normalizeRegionCode(' US ')).toBe('US');
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expect(normalizeRegionCode('\tFR\n')).toBe('FR');
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});
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it('returns undefined for empty string', () => {
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expect(normalizeRegionCode('')).toBeUndefined();
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});
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it('returns undefined for single character', () => {
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expect(normalizeRegionCode('U')).toBeUndefined();
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});
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it('returns undefined for three or more characters', () => {
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expect(normalizeRegionCode('USA')).toBeUndefined();
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expect(normalizeRegionCode('ABCD')).toBeUndefined();
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});
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it('returns undefined for non-alpha characters', () => {
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expect(normalizeRegionCode('12')).toBeUndefined();
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expect(normalizeRegionCode('A1')).toBeUndefined();
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expect(normalizeRegionCode('!@')).toBeUndefined();
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});
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it('returns undefined for whitespace-only input', () => {
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expect(normalizeRegionCode(' ')).toBeUndefined();
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});
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});
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describe('isRegionCode', () => {
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it('returns true for valid region codes', () => {
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expect(isRegionCode('US')).toBe(true);
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expect(isRegionCode('gb')).toBe(true);
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expect(isRegionCode(' FR ')).toBe(true);
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});
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it('returns false for invalid values', () => {
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expect(isRegionCode('')).toBe(false);
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expect(isRegionCode('USA')).toBe(false);
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expect(isRegionCode('1')).toBe(false);
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expect(isRegionCode('12')).toBe(false);
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});
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});
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