harfizer
Version:
> **Convert numbers, dates, and times into words — in 7+ languages, with style.**
139 lines (138 loc) • 7.34 kB
JavaScript
;
/**
* @fileoverview
* This test suite verifies the functionality of the CoreConverter class
* in conjunction with the GermanLanguagePlugin. It checks conversion
* of numbers (including decimal and BigInt), dates (Gregorian), and times ("HH:mm").
* Various edge cases such as invalid formats, out-of-range values,
* custom separators, and custom words are also tested.
*/
Object.defineProperty(exports, "__esModule", { value: true });
const core_1 = require("../core");
const germanPlugin_1 = require("../plugins/germanPlugin");
describe("CoreConverter with GermanLanguagePlugin", () => {
let converter;
/**
* Creates a fresh instance of CoreConverter with GermanLanguagePlugin
* before each test to ensure test isolation.
*/
beforeEach(() => {
const germanPlugin = new germanPlugin_1.GermanLanguagePlugin();
converter = new core_1.CoreConverter(germanPlugin);
});
test("Convert positive number with decimal part (12345.67)", () => {
// Explanation:
// "12345" is padded to "012345" and split into ["012", "345"]:
// "012" → 12 → "zwölf" (from TEENS) with scale "tausend" → "zwölf tausend"
// "345" → 345 → "dreihundertfünfundvierzig" (compound, no space between "dreihundert" and "fünfundvierzig")
// Joined: "zwölf tausend dreihundertfünfundvierzig"
// Fractional part "67" is processed digit-by-digit:
// "6" → "sechs", "7" → "sieben"
// Final expected result:
// "zwölf tausend dreihundertfünfundvierzig Komma sechs sieben"
const result = converter.convertNumber(12345.67);
expect(result).toBe("zwölf tausend dreihundertfünfundvierzig Komma sechs sieben");
});
test("Convert zero", () => {
const result = converter.convertNumber(0);
expect(result).toBe("null");
});
test("Convert negative number (-11)", () => {
// Expected: "minus elf"
const result = converter.convertNumber(-11);
expect(result).toBe("minus elf");
});
test("Use custom separator", () => {
// For 12345, expected tokens: ["zwölf tausend", "dreihundertfünfundvierzig"]
// Joined with " - " yields: "zwölf tausend - dreihundertfünfundvierzig"
const options = { customSeparator: " - " };
const result = converter.convertNumber(12345, options);
expect(result).toBe("zwölf tausend - dreihundertfünfundvierzig");
});
test("Dynamic configuration: custom negative and zero words", () => {
const customOptions = {
customNegativeWord: "minus_custom",
customZeroWord: "null_custom",
customSeparator: " - ",
};
const negativeResult = converter.convertNumber(-11, customOptions);
expect(negativeResult).toBe("minus_custom - elf");
const zeroResult = converter.convertNumber(0, customOptions);
expect(zeroResult).toBe("null_custom");
});
test("Convert triple number with convertTripleToWords (456)", () => {
// 456 → Expected: "vierhundertsechsundfünfzig"
const result = converter.convertTripleToWords(456);
expect(result).toBe("vierhundertsechsundfünfzig");
});
test("Convert triple number with convertTripleToWords (345)", () => {
// 345 → Expected: "dreihundertfünfundvierzig"
const result = converter.convertTripleToWords(345);
expect(result).toBe("dreihundertfünfundvierzig");
});
test('Process input with comma separators ("1,234,567.89")', () => {
// "1,234,567.89" becomes "1234567.89"
// Groups: ["1", "234", "567"]
// "1" → "eins" with scale "Million" → "eins Million"
// "234" → "zweihundertvierunddreißig" with scale "tausend" → "zweihundertvierunddreißig tausend"
// "567" → "fünfhundertsiebenundsechzig"
// Fractional part "89" → "acht" and "neun" → "Komma acht neun"
// Final expected:
// "eins Million zweihundertvierunddreißig tausend fünfhundertsiebenundsechzig Komma acht neun"
const result = converter.convertNumber("1,234,567.89");
expect(result).toBe("eins Million zweihundertvierunddreißig tausend fünfhundertsiebenundsechzig Komma acht neun");
});
test('Process input with space separators ("1 234 567.89")', () => {
const result = converter.convertNumber("1 234 567.89");
expect(result).toBe("eins Million zweihundertvierunddreißig tausend fünfhundertsiebenundsechzig Komma acht neun");
});
test('Process input with dash separators ("1-2343-53123")', () => {
// "1-2343-53123" becomes "1234353123"
// Expected groups: ["1", "234", "353", "123"]
// "1" → "eins" with scale "Milliarde" → "eins Milliarde"
// "234" → "zweihundertvierunddreißig" with scale "Million" → "zweihundertvierunddreißig Million"
// "353" → "dreihundertdreiundfünfzig" with scale "tausend" → "dreihundertdreiundfünfzig tausend"
// "123" → "einhundertdreiundzwanzig"
const result = converter.convertNumber("1-2343-53123");
expect(result).toBe("eins Milliarde zweihundertvierunddreißig Million dreihundertdreiundfünfzig tausend einhundertdreiundzwanzig");
});
test("Convert using BigInt input", () => {
const bigIntInput = BigInt("123456789123456789");
expect(() => converter.convertNumber(bigIntInput)).not.toThrow();
const result = converter.convertNumber(bigIntInput);
expect(result.length).toBeGreaterThan(0);
});
test("Throw error for invalid input format", () => {
expect(() => converter.convertNumber("abc123")).toThrow("Error: Invalid input format.");
});
test("Throw error for out-of-range input", () => {
const outOfRangeInput = "1".repeat(67);
expect(() => converter.convertNumber(outOfRangeInput)).toThrow("Error: Out of range.");
});
describe("Date conversion", () => {
test("Convert Gregorian date to words (2023-04-05)", () => {
// Expected: "April 5, zwei tausend dreiundzwanzig"
const result = converter.convertDateToWords("2023-04-05", "gregorian");
expect(result).toBe("April 5, zwei tausend dreiundzwanzig");
});
test("Convert Gregorian date to words using slash format (2023/04/05)", () => {
const result = converter.convertDateToWords("2023/04/05", "gregorian");
expect(result).toBe("April 5, zwei tausend dreiundzwanzig");
});
});
describe("convertTimeToWords", () => {
test("should convert time '09:05' correctly", () => {
// Expected: "Es ist neun Uhr und fünf Minuten"
const result = converter.convertTimeToWords("09:05");
expect(result).toBe("Es ist neun Uhr und fünf Minuten");
});
test("should convert time '18:00' correctly", () => {
// Expected: "Es ist achtzehn Uhr"
const result = converter.convertTimeToWords("18:00");
expect(result).toBe("Es ist achtzehn Uhr");
});
test("should throw error for invalid time format", () => {
expect(() => converter.convertTimeToWords("9-05")).toThrow("Invalid time format. Expected format 'HH:mm'.");
});
});
});