98 lines
2.2 KiB
Go
98 lines
2.2 KiB
Go
package price
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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type MockPriceProvider struct {
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mockPrices map[string]map[string]float64
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}
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func NewMockPriceProvider() *MockPriceProvider {
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return &MockPriceProvider{}
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}
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func (mpp *MockPriceProvider) setMockPrices(prices map[string]map[string]float64) {
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mpp.mockPrices = prices
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}
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func (mpp *MockPriceProvider) FetchPrices(symbols []string, currencies []string) (map[string]map[string]float64, error) {
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res := make(map[string]map[string]float64)
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for _, symbol := range symbols {
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res[symbol] = make(map[string]float64)
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for _, currency := range currencies {
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res[symbol][currency] = mpp.mockPrices[symbol][currency]
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}
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}
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return res, nil
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}
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func setupTestPrice(t *testing.T, priceProvider Provider) *Manager {
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return NewManager(priceProvider)
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}
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func TestPrice(t *testing.T) {
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priceProvider := NewMockPriceProvider()
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mockPrices := map[string]map[string]float64{
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"BTC": {
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"USD": 1.23456,
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"EUR": 2.34567,
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"DAI": 3.45678,
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"ARS": 9.87654,
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},
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"ETH": {
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"USD": 4.56789,
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"EUR": 5.67891,
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"DAI": 6.78912,
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"ARS": 8.76543,
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},
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"SNT": {
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"USD": 7.654,
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"EUR": 6.0,
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"DAI": 1455.12,
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"ARS": 0.0,
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},
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}
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priceProvider.setMockPrices(mockPrices)
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manager := setupTestPrice(t, priceProvider)
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{
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rst := manager.GetCachedPrices()
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require.Empty(t, rst)
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}
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{
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symbols := []string{"BTC", "ETH"}
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currencies := []string{"USD", "EUR"}
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rst, err := manager.FetchPrices(symbols, currencies)
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require.NoError(t, err)
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for _, symbol := range symbols {
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for _, currency := range currencies {
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require.Equal(t, rst[symbol][currency], mockPrices[symbol][currency])
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}
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}
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}
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{
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symbols := []string{"BTC", "ETH", "SNT"}
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currencies := []string{"USD", "EUR", "DAI", "ARS"}
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rst, err := manager.FetchPrices(symbols, currencies)
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require.NoError(t, err)
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for _, symbol := range symbols {
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for _, currency := range currencies {
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require.Equal(t, rst[symbol][currency], mockPrices[symbol][currency])
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}
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}
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}
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cache := manager.GetCachedPrices()
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for symbol, pricePerCurrency := range mockPrices {
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for currency, price := range pricePerCurrency {
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require.Equal(t, price, cache[symbol][currency].Price)
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}
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}
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}
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