chore(repo): initialize planarchy workspace

2026-03-14 14:31:09 +01:00
commit dd55d0e78b
769 changed files with 166461 additions and 0 deletions
@@ -0,0 +1,126 @@
+import { describe, expect, it } from "vitest";
+import {
+  calculateAllocation,
+  calculateTotalCost,
+  countWorkingDays,
+  isWorkday,
+} from "../allocation/calculator.js";
+
+const stdAvailability = {
+  monday: 8,
+  tuesday: 8,
+  wednesday: 8,
+  thursday: 8,
+  friday: 8,
+};
+
+describe("isWorkday", () => {
+  it("returns true for Monday", () => {
+    expect(isWorkday(new Date("2025-01-06"), stdAvailability)).toBe(true); // Monday
+  });
+
+  it("returns false for Saturday", () => {
+    expect(isWorkday(new Date("2025-01-04"), stdAvailability)).toBe(false); // Saturday
+  });
+
+  it("returns false for Sunday", () => {
+    expect(isWorkday(new Date("2025-01-05"), stdAvailability)).toBe(false); // Sunday
+  });
+});
+
+describe("countWorkingDays", () => {
+  it("counts 5 days in a Mon-Fri week", () => {
+    const start = new Date("2025-01-06"); // Monday
+    const end = new Date("2025-01-10"); // Friday
+    expect(countWorkingDays(start, end, stdAvailability)).toBe(5);
+  });
+
+  it("counts 10 days over two Mon-Fri weeks", () => {
+    const start = new Date("2025-01-06"); // Monday
+    const end = new Date("2025-01-17"); // Friday
+    expect(countWorkingDays(start, end, stdAvailability)).toBe(10);
+  });
+
+  it("counts 0 for a weekend-only range", () => {
+    const start = new Date("2025-01-04"); // Saturday
+    const end = new Date("2025-01-05"); // Sunday
+    expect(countWorkingDays(start, end, stdAvailability)).toBe(0);
+  });
+
+  it("counts same day as 1 if it's a workday", () => {
+    const day = new Date("2025-01-06"); // Monday
+    expect(countWorkingDays(day, day, stdAvailability)).toBe(1);
+  });
+});
+
+describe("calculateAllocation", () => {
+  it("calculates cost for a full week at 8h/day and 100 EUR/h (10000 cents)", () => {
+    const result = calculateAllocation({
+      lcrCents: 10000, // 100 EUR/h
+      hoursPerDay: 8,
+      startDate: new Date("2025-01-06"), // Monday
+      endDate: new Date("2025-01-10"), // Friday
+      availability: stdAvailability,
+    });
+
+    expect(result.workingDays).toBe(5);
+    expect(result.totalHours).toBe(40);
+    // 5 days × 8h × 10000 cents/h = 400000 cents = 4000 EUR
+    expect(result.totalCostCents).toBe(400000);
+    expect(result.dailyCostCents).toBe(80000);
+    expect(result.dailyBreakdown).toHaveLength(5);
+  });
+
+  it("skips weekend days in breakdown", () => {
+    const result = calculateAllocation({
+      lcrCents: 10000,
+      hoursPerDay: 8,
+      startDate: new Date("2025-01-04"), // Saturday
+      endDate: new Date("2025-01-12"), // Sunday
+      availability: stdAvailability,
+    });
+
+    expect(result.workingDays).toBe(5);
+    const weekendDays = result.dailyBreakdown.filter((d) => !d.isWorkday);
+    expect(weekendDays).toHaveLength(4); // 2 weekends
+  });
+
+  it("caps hours at available hours if requested > available", () => {
+    const limitedAvailability = { ...stdAvailability, monday: 4 };
+    const result = calculateAllocation({
+      lcrCents: 10000,
+      hoursPerDay: 8, // Requested more than available
+      startDate: new Date("2025-01-06"), // Monday only
+      endDate: new Date("2025-01-06"),
+      availability: limitedAvailability,
+    });
+
+    expect(result.totalHours).toBe(4); // Capped at availability
+    expect(result.totalCostCents).toBe(40000); // 4h × 10000 cents
+  });
+
+  it("returns zero for date range with no working days", () => {
+    const result = calculateAllocation({
+      lcrCents: 10000,
+      hoursPerDay: 8,
+      startDate: new Date("2025-01-04"), // Saturday
+      endDate: new Date("2025-01-05"), // Sunday
+      availability: stdAvailability,
+    });
+
+    expect(result.workingDays).toBe(0);
+    expect(result.totalHours).toBe(0);
+    expect(result.totalCostCents).toBe(0);
+  });
+});
+
+describe("calculateTotalCost", () => {
+  it("calculates correctly", () => {
+    // 10000 cents/h × 8h × 5 days = 400000 cents
+    expect(calculateTotalCost(10000, 8, 5)).toBe(400000);
+  });
+
+  it("returns 0 for 0 working days", () => {
+    expect(calculateTotalCost(10000, 8, 0)).toBe(0);
+  });
+});