mirror of https://github.com/ghostfolio/ghostfolio
Sven Günther
5 hours ago
committed by
GitHub
GitHub
15 changed files with 996 additions and 95 deletions
@ -0,0 +1,468 @@ |
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import { |
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activityDummyData, |
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symbolProfileDummyData, |
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userDummyData |
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} from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils'; |
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import { PortfolioCalculatorFactory } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory'; |
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import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service'; |
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import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock'; |
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import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service'; |
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import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock'; |
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import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service'; |
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import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service'; |
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import { PortfolioSnapshotService } from '@ghostfolio/api/services/queues/portfolio-snapshot/portfolio-snapshot.service'; |
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import { PortfolioSnapshotServiceMock } from '@ghostfolio/api/services/queues/portfolio-snapshot/portfolio-snapshot.service.mock'; |
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import { parseDate } from '@ghostfolio/common/helper'; |
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import { Activity } from '@ghostfolio/common/interfaces'; |
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import { PerformanceCalculationType } from '@ghostfolio/common/types/performance-calculation-type.type'; |
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|
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import { Big } from 'big.js'; |
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|
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jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => { |
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return { |
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CurrentRateService: jest.fn().mockImplementation(() => { |
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return CurrentRateServiceMock; |
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}) |
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}; |
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}); |
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|
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jest.mock( |
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'@ghostfolio/api/services/queues/portfolio-snapshot/portfolio-snapshot.service', |
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() => { |
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return { |
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PortfolioSnapshotService: jest.fn().mockImplementation(() => { |
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return PortfolioSnapshotServiceMock; |
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}) |
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}; |
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} |
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); |
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|
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jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => { |
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return { |
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RedisCacheService: jest.fn().mockImplementation(() => { |
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return RedisCacheServiceMock; |
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}) |
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}; |
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}); |
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|
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describe('PortfolioCalculator', () => { |
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let configurationService: ConfigurationService; |
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let currentRateService: CurrentRateService; |
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let exchangeRateDataService: ExchangeRateDataService; |
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let portfolioCalculatorFactory: PortfolioCalculatorFactory; |
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let portfolioSnapshotService: PortfolioSnapshotService; |
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let redisCacheService: RedisCacheService; |
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|
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beforeEach(() => { |
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configurationService = new ConfigurationService(); |
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|
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currentRateService = new CurrentRateService(null, null, null, null); |
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|
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exchangeRateDataService = new ExchangeRateDataService( |
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null, |
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null, |
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null, |
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null |
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); |
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|
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portfolioSnapshotService = new PortfolioSnapshotService(null); |
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|
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redisCacheService = new RedisCacheService(null, null); |
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|
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portfolioCalculatorFactory = new PortfolioCalculatorFactory( |
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configurationService, |
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currentRateService, |
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exchangeRateDataService, |
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portfolioSnapshotService, |
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redisCacheService |
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); |
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}); |
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|
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describe('Multi-asset dividend yield', () => { |
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it('with MSFT and IBM positions verifies portfolio-wide dividend yield aggregation', async () => { |
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jest.useFakeTimers().setSystemTime(parseDate('2023-07-10').getTime()); |
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|
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const activities: Activity[] = [ |
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// MSFT: 1 share @ 300, 4 quarterly dividends = 2.60 total
|
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{ |
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...activityDummyData, |
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date: new Date('2021-09-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'BUY', |
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unitPriceInAssetProfileCurrency: 300 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2022-08-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2022-11-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2023-02-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2023-05-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.65 |
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}, |
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// IBM: 1 share @ 200, 4 quarterly dividends = 6.60 total
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{ |
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...activityDummyData, |
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date: new Date('2021-10-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'BUY', |
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unitPriceInAssetProfileCurrency: 200 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2022-09-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 1.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2022-12-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 1.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2023-03-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 1.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2023-06-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 1.65 |
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} |
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]; |
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|
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const portfolioCalculator = portfolioCalculatorFactory.createCalculator({ |
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activities, |
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calculationType: PerformanceCalculationType.ROAI, |
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currency: 'USD', |
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userId: userDummyData.id |
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}); |
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|
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const portfolioSnapshot = await portfolioCalculator.computeSnapshot(); |
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expect(portfolioSnapshot.positions).toHaveLength(2); |
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const msftPosition = portfolioSnapshot.positions.find( |
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({ symbol }) => symbol === 'MSFT' |
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); |
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const ibmPosition = portfolioSnapshot.positions.find( |
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({ symbol }) => symbol === 'IBM' |
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); |
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|
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// MSFT: 2.60 dividends / 300 investment = 0.00867 (0.867%)
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expect(msftPosition.dividendInBaseCurrency).toEqual(new Big('2.6')); |
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expect(msftPosition.investmentWithCurrencyEffect).toEqual(new Big('300')); |
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expect(msftPosition.dividendYieldTrailingTwelveMonths).toBeCloseTo( |
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2.6 / 300, |
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5 |
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); |
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|
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// IBM: 6.60 dividends / 200 investment = 0.033 (3.3%)
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expect(ibmPosition.dividendInBaseCurrency).toEqual(new Big('6.6')); |
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expect(ibmPosition.investmentWithCurrencyEffect).toEqual(new Big('200')); |
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expect(ibmPosition.dividendYieldTrailingTwelveMonths).toBeCloseTo( |
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6.6 / 200, |
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5 |
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); |
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|
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// Portfolio-wide: (2.60 + 6.60) / (300 + 200) = 9.20 / 500 = 0.0184 (1.84%)
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const totalDividends = new Big(msftPosition.dividendInBaseCurrency).plus( |
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ibmPosition.dividendInBaseCurrency |
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); |
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const totalInvestment = new Big( |
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msftPosition.investmentWithCurrencyEffect |
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).plus(ibmPosition.investmentWithCurrencyEffect); |
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expect(totalDividends.toNumber()).toBe(9.2); |
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expect(totalInvestment.toNumber()).toBe(500); |
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// Verify portfolio-level dividend yield aggregation
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expect(portfolioSnapshot).toHaveProperty( |
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'dividendYieldTrailingTwelveMonths' |
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); |
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expect(portfolioSnapshot.dividendYieldTrailingTwelveMonths).toBeCloseTo( |
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0.0184, |
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4 |
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); |
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}); |
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|
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it('ignores dividends older than 12 months when aggregating portfolio yield', async () => { |
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jest.useFakeTimers().setSystemTime(parseDate('2023-07-10').getTime()); |
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|
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const activities: Activity[] = [ |
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// MSFT: 1 share @ 300, 3 dividends total (one older than 12 months)
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{ |
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...activityDummyData, |
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date: new Date('2021-09-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'BUY', |
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unitPriceInAssetProfileCurrency: 300 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2021-11-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.62 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2022-08-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2023-05-16'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 0.65 |
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}, |
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// IBM: 1 share @ 200, 2 dividends total (one older than 12 months)
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{ |
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...activityDummyData, |
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date: new Date('2021-10-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'BUY', |
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unitPriceInAssetProfileCurrency: 200 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2022-06-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 1.65 |
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}, |
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{ |
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...activityDummyData, |
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date: new Date('2023-06-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'IBM', |
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symbol: 'IBM' |
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}, |
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type: 'DIVIDEND', |
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unitPriceInAssetProfileCurrency: 1.65 |
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} |
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]; |
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|
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const portfolioCalculator = portfolioCalculatorFactory.createCalculator({ |
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activities, |
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calculationType: PerformanceCalculationType.ROAI, |
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currency: 'USD', |
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userId: userDummyData.id |
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}); |
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|
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const portfolioSnapshot = await portfolioCalculator.computeSnapshot(); |
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|
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const msftPosition = portfolioSnapshot.positions.find( |
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({ symbol }) => symbol === 'MSFT' |
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); |
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const ibmPosition = portfolioSnapshot.positions.find( |
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({ symbol }) => symbol === 'IBM' |
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); |
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|
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expect(msftPosition.dividendInBaseCurrency).toEqual(new Big('1.92')); |
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expect(ibmPosition.dividendInBaseCurrency).toEqual(new Big('3.3')); |
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|
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const msftDividendLast12Months = new Big('1.3'); |
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const ibmDividendLast12Months = new Big('1.65'); |
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const totalInvestment = new Big('500'); |
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|
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expect(msftPosition.dividendYieldTrailingTwelveMonths).toBeCloseTo( |
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msftDividendLast12Months.div(new Big('300')).toNumber(), |
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6 |
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); |
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expect(ibmPosition.dividendYieldTrailingTwelveMonths).toBeCloseTo( |
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ibmDividendLast12Months.div(new Big('200')).toNumber(), |
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6 |
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); |
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|
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const expectedDividendYield = msftDividendLast12Months |
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.plus(ibmDividendLast12Months) |
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.div(totalInvestment) |
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.toNumber(); |
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|
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expect(portfolioSnapshot.dividendYieldTrailingTwelveMonths).toBeCloseTo( |
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expectedDividendYield, |
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6 |
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); |
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}); |
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}); |
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}); |
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@ -0,0 +1,176 @@ |
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import { PortfolioCalculator } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator'; |
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import { |
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activityDummyData, |
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symbolProfileDummyData, |
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userDummyData |
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} from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils'; |
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import { DEFAULT_CURRENCY } from '@ghostfolio/common/config'; |
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import { Activity } from '@ghostfolio/common/interfaces'; |
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import { RequestWithUser } from '@ghostfolio/common/types'; |
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|
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import { Type as ActivityType } from '@prisma/client'; |
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import { Big } from 'big.js'; |
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|
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import { PortfolioService } from './portfolio.service'; |
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|
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describe('PortfolioService', () => { |
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describe('getSummary', () => { |
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beforeEach(() => { |
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jest.useFakeTimers().setSystemTime(new Date('2023-07-10')); |
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}); |
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|
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afterEach(() => { |
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jest.useRealTimers(); |
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jest.restoreAllMocks(); |
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}); |
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|
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it('returns dividendYieldTrailingTwelveMonths from the calculator snapshot', async () => { |
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const activities: Activity[] = [ |
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{ |
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...activityDummyData, |
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currency: 'USD', |
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date: new Date('2023-06-01'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 2, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: ActivityType.BUY, |
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unitPrice: 50, |
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unitPriceInAssetProfileCurrency: 50, |
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value: 100, |
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valueInBaseCurrency: 100 |
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}, |
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{ |
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...activityDummyData, |
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currency: 'USD', |
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date: new Date('2023-06-02'), |
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feeInAssetProfileCurrency: 0, |
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feeInBaseCurrency: 0, |
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quantity: 1, |
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SymbolProfile: { |
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...symbolProfileDummyData, |
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currency: 'USD', |
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dataSource: 'YAHOO', |
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name: 'Microsoft Inc.', |
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symbol: 'MSFT' |
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}, |
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type: ActivityType.SELL, |
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unitPrice: 40, |
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unitPriceInAssetProfileCurrency: 40, |
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value: 40, |
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valueInBaseCurrency: 40 |
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} |
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]; |
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|
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const exchangeRateDataService = { |
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toCurrency: jest.fn((value: number) => value) |
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}; |
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|
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const orderService = { |
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getOrders: jest.fn().mockResolvedValue({ activities }) |
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}; |
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|
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const userService = { |
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user: jest.fn().mockResolvedValue({ |
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id: userDummyData.id, |
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settings: { |
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settings: { |
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baseCurrency: DEFAULT_CURRENCY, |
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emergencyFund: 0 |
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} |
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} |
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}) |
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}; |
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|
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const accountService = { |
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getCashDetails: jest.fn().mockResolvedValue({ |
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balanceInBaseCurrency: 1000 |
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}) |
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}; |
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|
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const impersonationService = { |
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validateImpersonationId: jest.fn().mockResolvedValue(undefined) |
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}; |
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|
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const request = { |
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user: { |
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id: userDummyData.id, |
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settings: { settings: { baseCurrency: DEFAULT_CURRENCY } } |
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} |
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} as RequestWithUser; |
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|
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const portfolioCalculator = { |
|||
getDividendInBaseCurrency: jest.fn().mockResolvedValue(new Big(12)), |
|||
getFeesInBaseCurrency: jest.fn().mockResolvedValue(new Big(4)), |
|||
getInterestInBaseCurrency: jest.fn().mockResolvedValue(new Big(1)), |
|||
getLiabilitiesInBaseCurrency: jest.fn().mockResolvedValue(new Big(6)), |
|||
getSnapshot: jest.fn().mockResolvedValue({ |
|||
dividendYieldTrailingTwelveMonths: 0.0123, |
|||
currentValueInBaseCurrency: new Big(500), |
|||
totalInvestment: new Big(400) |
|||
}), |
|||
getStartDate: jest.fn().mockReturnValue(new Date('2023-01-01')) |
|||
} as unknown as PortfolioCalculator; |
|||
|
|||
const service = new PortfolioService( |
|||
{} as any, |
|||
accountService as any, |
|||
{} as any, |
|||
{} as any, |
|||
{} as any, |
|||
exchangeRateDataService as any, |
|||
{} as any, |
|||
impersonationService as any, |
|||
orderService as any, |
|||
request, |
|||
{} as any, |
|||
{} as any, |
|||
userService as any |
|||
); |
|||
|
|||
jest.spyOn(service, 'getPerformance').mockResolvedValue({ |
|||
performance: { |
|||
netPerformance: 20, |
|||
netPerformancePercentage: 0.05, |
|||
netPerformancePercentageWithCurrencyEffect: 0.05, |
|||
netPerformanceWithCurrencyEffect: 20 |
|||
} |
|||
} as any); |
|||
|
|||
const summary = await (service as any).getSummary({ |
|||
balanceInBaseCurrency: 1000, |
|||
emergencyFundHoldingsValueInBaseCurrency: 0, |
|||
filteredValueInBaseCurrency: new Big(200), |
|||
impersonationId: userDummyData.id, |
|||
portfolioCalculator, |
|||
userCurrency: DEFAULT_CURRENCY, |
|||
userId: userDummyData.id |
|||
}); |
|||
|
|||
expect(portfolioCalculator.getSnapshot).toHaveBeenCalledTimes(1); |
|||
expect(summary).toMatchObject({ |
|||
dividendYieldTrailingTwelveMonths: 0.0123, |
|||
cash: 1000, |
|||
committedFunds: 60, |
|||
dividendInBaseCurrency: 12, |
|||
fees: 4, |
|||
grossPerformance: 24, |
|||
grossPerformanceWithCurrencyEffect: 24, |
|||
interestInBaseCurrency: 1, |
|||
liabilitiesInBaseCurrency: 6, |
|||
totalBuy: 100, |
|||
totalInvestment: 400, |
|||
totalSell: 40, |
|||
totalValueInBaseCurrency: 1494 |
|||
}); |
|||
expect(summary.activityCount).toBe(2); |
|||
expect(summary.dateOfFirstActivity).toEqual(new Date('2023-01-01')); |
|||
}); |
|||
}); |
|||
}); |
|||
Loading…
Reference in new issue