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Add test for single buy

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This commit is contained in:
Thomas 2021-07-27 13:36:38 +02:00
parent d6a16a6093
commit c3d010135f
1 changed files with 55 additions and 1 deletions
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56
apps/api/src/app/core/portfolio-calculator.spec.ts
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@ -46,6 +46,8 @@ function mockGetValue(symbol: string, date: Date) {
if (symbol === 'VTI') {
if (dateEqual(today, date)) {
return { marketPrice: 213.32 };
} else if (dateEqual(parse('2021-07-26', 'yyyy-MM-dd', new Date()), date)) {
return { marketPrice: 227.92 };
} else {
const startDate = parse('2019-02-01', 'yyyy-MM-dd', new Date());
const daysInBetween = differenceInCalendarDays(date, startDate);
@ -610,7 +612,42 @@ describe('PortfolioCalculator', () => {
});
describe('get current positions', () => {
it('with just VTI', async () => {
fit('with single VTI', async () => {
const portfolioCalculator = new PortfolioCalculator(
currentRateService,
Currency.USD
);
portfolioCalculator.setTransactionPoints(orderVTITransactionPoint);
const spy = jest
.spyOn(Date, 'now')
.mockImplementation(() => new Date(Date.UTC(2021, 6, 26)).getTime()); // 2021-07-26
const currentPositions = await portfolioCalculator.getCurrentPositions(
parse('2021-07-26', 'yyyy-MM-dd', new Date())
);
spy.mockRestore();
expect(currentPositions).toEqual({
hasErrors: false,
positions: [
{
averagePrice: new Big('195.39'),
currency: 'USD',
firstBuyDate: '2021-01-01',
grossPerformance: new Big('32.53'), // 227.92-195.39=32.53
grossPerformancePercentage: new Big('0.166487537745023'), // (227.92-195.39)/195.39=0.166487537745023
investment: new Big('195.39'),
marketPrice: 227.92,
name: 'Vanguard Total Stock Market Index Fund ETF Shares',
quantity: new Big('1'),
symbol: 'VTI',
transactionCount: 1
}
]
});
});
it('with VTI only', async () => {
const portfolioCalculator = new PortfolioCalculator(
currentRateService,
Currency.USD
@ -1432,6 +1469,23 @@ const ordersVTI: PortfolioOrder[] = [
}
];
const orderVTITransactionPoint: TransactionPoint[] = [
{
date: '2021-01-01',
items: [
{
name: 'Vanguard Total Stock Market Index Fund ETF Shares',
quantity: new Big('1'),
symbol: 'VTI',
investment: new Big('195.39'),
currency: Currency.USD,
firstBuyDate: '2021-01-01',
transactionCount: 1
}
]
}
];
const ordersVTITransactionPoints: TransactionPoint[] = [
{
date: '2019-02-01',