Add test case

apps/api/src/app/portfolio/portfolio-calculator-novn-buy-and-sell.spec.ts

@@ -0,0 +1,130 @@
+import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
+import { parseDate } from '@ghostfolio/common/helper';
+import Big from 'big.js';
+
+import { CurrentRateServiceMock } from './current-rate.service.mock';
+import { PortfolioCalculator } from './portfolio-calculator';
+
+jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    CurrentRateService: jest.fn().mockImplementation(() => {
+      return CurrentRateServiceMock;
+    })
+  };
+});
+
+describe('PortfolioCalculator', () => {
+  let currentRateService: CurrentRateService;
+
+  beforeEach(() => {
+    currentRateService = new CurrentRateService(null, null, null);
+  });
+
+  describe('get current positions', () => {
+    it.only('with NOVN.SW buy and sell', async () => {
+      const portfolioCalculator = new PortfolioCalculator({
+        currentRateService,
+        currency: 'CHF',
+        orders: [
+          {
+            currency: 'CHF',
+            date: '2022-03-07',
+            dataSource: 'YAHOO',
+            fee: new Big(0),
+            name: 'Novartis AG',
+            quantity: new Big(2),
+            symbol: 'NOVN.SW',
+            type: 'BUY',
+            unitPrice: new Big(75.8)
+          },
+          {
+            currency: 'CHF',
+            date: '2022-04-08',
+            dataSource: 'YAHOO',
+            fee: new Big(0),
+            name: 'Novartis AG',
+            quantity: new Big(2),
+            symbol: 'NOVN.SW',
+            type: 'SELL',
+            unitPrice: new Big(85.73)
+          }
+        ]
+      });
+
+      portfolioCalculator.computeTransactionPoints();
+
+      const spy = jest
+        .spyOn(Date, 'now')
+        .mockImplementation(() => parseDate('2022-04-11').getTime());
+
+      const chartData = await portfolioCalculator.getChartData(
+        parseDate('2022-03-07')
+      );
+
+      const currentPositions = await portfolioCalculator.getCurrentPositions(
+        parseDate('2022-03-07')
+      );
+
+      const investments = portfolioCalculator.getInvestments();
+
+      const investmentsByMonth = portfolioCalculator.getInvestmentsByMonth();
+
+      spy.mockRestore();
+
+      expect(chartData[0]).toEqual({
+        date: '2022-03-07',
+        netPerformanceInPercentage: 0,
+        netPerformance: 0,
+        totalInvestment: 151.6,
+        value: 151.6
+      });
+
+      expect(chartData[chartData.length - 1]).toEqual({
+        date: '2022-04-11',
+        netPerformanceInPercentage: 13.100263852242744,
+        netPerformance: 19.86,
+        totalInvestment: 0,
+        value: 19.86
+      });
+
+      expect(currentPositions).toEqual({
+        currentValue: new Big('0'),
+        errors: [],
+        grossPerformance: new Big('19.86'),
+        grossPerformancePercentage: new Big('0.13100263852242744063'),
+        hasErrors: false,
+        netPerformance: new Big('15.61'),
+        netPerformancePercentage: new Big('0.1029683377308707124'),
+        positions: [
+          {
+            averagePrice: new Big('0'),
+            currency: 'CHF',
+            dataSource: 'YAHOO',
+            firstBuyDate: '2022-03-07',
+            grossPerformance: new Big('19.86'),
+            grossPerformancePercentage: new Big('0.13100263852242744063'),
+            investment: new Big('0'),
+            netPerformance: new Big('15.61'),
+            netPerformancePercentage: new Big('0.1029683377308707124'),
+            marketPrice: 87.8,
+            quantity: new Big('0'),
+            symbol: 'NOVN.SW',
+            transactionCount: 2
+          }
+        ],
+        totalInvestment: new Big('0')
+      });
+
+      expect(investments).toEqual([
+        { date: '2022-03-07', investment: new Big('151.6') },
+        { date: '2022-04-08', investment: new Big('0') }
+      ]);
+
+      expect(investmentsByMonth).toEqual([
+        { date: '2022-03-01', investment: new Big('151.6') },
+        { date: '2022-04-01', investment: new Big('-171.46') }
+      ]);
+    });
+  });
+});

package.json

@@ -45,7 +45,7 @@
     "start:server": "nx run api:serve --watch",
     "start:storybook": "nx run ui:storybook",
     "test": "nx test",
-    "test:single": "nx test --test-file portfolio-calculator-novn-buy-and-sell-partially.spec.ts",
+    "test:single": "nx test --test-file portfolio-calculator-novn-buy-and-sell.spec.ts",
     "ts-node": "ts-node",
     "update": "nx migrate latest",
     "watch:server": "nx run api:build --watch",

test/import/ok-novn-buy-and-sell.json

@@ -0,0 +1,28 @@
+{
+  "meta": {
+    "date": "2022-07-21T21:28:05.857Z",
+    "version": "dev"
+  },
+  "activities": [
+    {
+      "fee": 0,
+      "quantity": 2,
+      "type": "SELL",
+      "unitPrice": 85.73,
+      "currency": "CHF",
+      "dataSource": "YAHOO",
+      "date": "2022-04-07T22:00:00.000Z",
+      "symbol": "NOVN.SW"
+    },
+    {
+      "fee": 0,
+      "quantity": 2,
+      "type": "BUY",
+      "unitPrice": 75.8,
+      "currency": "CHF",
+      "dataSource": "YAHOO",
+      "date": "2022-03-06T23:00:00.000Z",
+      "symbol": "NOVN.SW"
+    }
+  ]
+}