52 lines
1.5 KiB
TypeScript
52 lines
1.5 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { calculateAddonTotalCents, calculateExpectedCash, calculateLoyaltyDiscountCents, calculateUtilizationPct } from "@/server/services/calculations";
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describe("calculateExpectedCash", () => {
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it("computes shift expected cash with deposits and withdrawals", () => {
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const value = calculateExpectedCash({
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startingCashCents: 10_000,
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cashSalesCents: 24_500,
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depositsCents: 2_000,
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withdrawalsCents: 1_500
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});
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expect(value).toBe(35_000);
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});
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});
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describe("calculateUtilizationPct", () => {
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it("returns rounded percentage", () => {
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expect(calculateUtilizationPct(43, 120)).toBe(35.83);
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});
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it("guards zero window", () => {
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expect(calculateUtilizationPct(10, 0)).toBe(0);
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});
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});
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describe("calculateLoyaltyDiscountCents", () => {
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it("computes rounded discount by percentage", () => {
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expect(calculateLoyaltyDiscountCents(4_500, 50)).toBe(2_250);
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});
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it("caps percentage and guards invalid values", () => {
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expect(calculateLoyaltyDiscountCents(3_000, 150)).toBe(3_000);
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expect(calculateLoyaltyDiscountCents(3_000, -20)).toBe(0);
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});
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});
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describe("calculateAddonTotalCents", () => {
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it("sums addon quantities by configured prices", () => {
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expect(
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calculateAddonTotalCents({
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detergentQty: 2,
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softenerQty: 1,
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bleachQty: 3,
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detergentAddonCents: 500,
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softenerAddonCents: 500,
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bleachAddonCents: 500
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})
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).toBe(3_000);
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});
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});
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