42 lines
1.4 KiB
TypeScript
42 lines
1.4 KiB
TypeScript
import { expect, test } from "bun:test";
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import {
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formatNaira,
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nairaToKobo,
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sumInvoiceItemsKobo,
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} from "./money";
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test("formatNaira formats kobo amounts", () => {
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expect(formatNaira(150050)).toBe("₦1,500.50");
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expect(formatNaira(100)).toBe("₦1.00");
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expect(formatNaira(0)).toBe("₦0.00");
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expect(formatNaira(500000000)).toBe("₦5,000,000.00");
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expect(formatNaira(1)).toBe("₦0.01");
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expect(formatNaira("250000")).toBe("₦2,500.00");
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});
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test("formatNaira handles strings, undefined and negative", () => {
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expect(formatNaira(undefined)).toBe("₦0.00");
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expect(formatNaira(null)).toBe("₦0.00");
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expect(formatNaira(1000)).toBe("₦10.00");
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expect(formatNaira(-5050)).toBe("-₦50.50");
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});
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test("nairaToKobo parses naira strings", () => {
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expect(nairaToKobo("₦1,500.50")).toBe(150050);
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expect(nairaToKobo("1500")).toBe(150000);
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expect(nairaToKobo("1,234.56")).toBe(123456);
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expect(nairaToKobo(undefined)).toBe(0);
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expect(nairaToKobo("")).toBe(0);
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expect(nairaToKobo("abc")).toBe(0);
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});
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test("sumInvoiceItemsKobo totals line items", () => {
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const items = [
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{ quantity: 2, unit_price_kobo: 5000 }, // ₦50.00 x2
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{ quantity: 1, unit_price_kobo: 150000 }, // ₦1,500.00
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{ quantity: "", unit_price_kobo: "" },
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];
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expect(sumInvoiceItemsKobo(items)).toBe(160000);
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expect(sumInvoiceItemsKobo([])).toBe(0);
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}); |