first commit

2026-04-30 18:22:10 +02:00
commit c3e98af5b6
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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const vitest_1 = require("vitest");
+const power_calculation_js_1 = require("../src/domain/calculations/power-calculation.js");
+(0, vitest_1.describe)("power calculation", () => {
+    (0, vitest_1.it)("calculates installed power", () => {
+        const result = (0, power_calculation_js_1.calculateInstalledPowerKw)({
+            quantity: 4,
+            installedPowerPerUnitKw: 1.2,
+            demandFactor: 0.8,
+        });
+        (0, vitest_1.expect)(result).toBeCloseTo(4.8);
+    });
+    (0, vitest_1.it)("calculates demand power", () => {
+        const result = (0, power_calculation_js_1.calculateDemandPowerKw)({
+            quantity: 4,
+            installedPowerPerUnitKw: 1.2,
+            demandFactor: 0.8,
+        });
+        (0, vitest_1.expect)(result).toBeCloseTo(3.84);
+    });
+    (0, vitest_1.it)("handles zero quantity", () => {
+        const result = (0, power_calculation_js_1.calculateInstalledPowerKw)({
+            quantity: 0,
+            installedPowerPerUnitKw: 3,
+            demandFactor: 0.9,
+        });
+        (0, vitest_1.expect)(result).toBe(0);
+    });
+    (0, vitest_1.it)("handles zero demand factor", () => {
+        const result = (0, power_calculation_js_1.calculateDemandPowerKw)({
+            quantity: 5,
+            installedPowerPerUnitKw: 2,
+            demandFactor: 0,
+        });
+        (0, vitest_1.expect)(result).toBe(0);
+    });
+    (0, vitest_1.it)("calculates single-phase current", () => {
+        const current = (0, power_calculation_js_1.calculateCurrentA)({
+            demandPowerKw: 2.3,
+            voltageV: 230,
+            phaseCount: 1,
+            powerFactor: 0.95,
+        });
+        (0, vitest_1.expect)(current).toBeCloseTo(10.53, 2);
+    });
+    (0, vitest_1.it)("calculates three-phase current", () => {
+        const current = (0, power_calculation_js_1.calculateCurrentA)({
+            demandPowerKw: 9.5,
+            voltageV: 400,
+            phaseCount: 3,
+            powerFactor: 0.9,
+        });
+        (0, vitest_1.expect)(current).toBeCloseTo(15.23, 2);
+    });
+});
@@ -0,0 +1,65 @@
+import { describe, it } from "node:test";
+import assert from "node:assert/strict";
+import {
+  calculateCurrentA,
+  calculateDemandPowerKw,
+  calculateInstalledPowerKw,
+} from "../src/domain/calculations/power-calculation.js";
+
+describe("power calculation", () => {
+  it("calculates installed power", () => {
+    const result = calculateInstalledPowerKw({
+      quantity: 4,
+      installedPowerPerUnitKw: 1.2,
+      demandFactor: 0.8,
+    });
+    assert.ok(Math.abs(result - 4.8) < 0.00001);
+  });
+
+  it("calculates demand power", () => {
+    const result = calculateDemandPowerKw({
+      quantity: 4,
+      installedPowerPerUnitKw: 1.2,
+      demandFactor: 0.8,
+    });
+    assert.ok(Math.abs(result - 3.84) < 0.00001);
+  });
+
+  it("handles zero quantity", () => {
+    const result = calculateInstalledPowerKw({
+      quantity: 0,
+      installedPowerPerUnitKw: 3,
+      demandFactor: 0.9,
+    });
+    assert.equal(result, 0);
+  });
+
+  it("handles zero demand factor", () => {
+    const result = calculateDemandPowerKw({
+      quantity: 5,
+      installedPowerPerUnitKw: 2,
+      demandFactor: 0,
+    });
+    assert.equal(result, 0);
+  });
+
+  it("calculates single-phase current", () => {
+    const current = calculateCurrentA({
+      demandPowerKw: 2.3,
+      voltageV: 230,
+      phaseCount: 1,
+      powerFactor: 0.95,
+    });
+    assert.ok(Math.abs(current - 10.53) < 0.02);
+  });
+
+  it("calculates three-phase current", () => {
+    const current = calculateCurrentA({
+      demandPowerKw: 9.5,
+      voltageV: 400,
+      phaseCount: 3,
+      powerFactor: 0.9,
+    });
+    assert.ok(Math.abs(current - 15.23) < 0.02);
+  });
+});