Files
any2anexoj/internal/report_test.go

100 lines
2.7 KiB
Go

package internal_test
import (
"context"
"fmt"
"io"
"testing"
"time"
"github.com/biter777/countries"
"github.com/nmoniz/any2anexoj/internal"
"github.com/nmoniz/any2anexoj/internal/mocks"
"github.com/shopspring/decimal"
"go.uber.org/mock/gomock"
)
func TestBuildReport(t *testing.T) {
now := time.Now()
ctrl := gomock.NewController(t)
reader := mocks.NewMockRecordReader(ctrl)
records := []internal.Record{
mockRecord(ctrl, 20.0, 10.0, internal.SideBuy, now),
mockRecord(ctrl, 25.0, 10.0, internal.SideSell, now.Add(1)),
}
reader.EXPECT().ReadRecord(gomock.Any()).DoAndReturn(func(ctx context.Context) (internal.Record, error) {
if len(records) > 0 {
r := records[0]
records = records[1:]
return r, nil
} else {
return nil, io.EOF
}
}).Times(3)
writer := mocks.NewMockReportWriter(ctrl)
writer.EXPECT().Write(gomock.Any(), eqReportItem(internal.ReportItem{
BuyValue: decimal.NewFromFloat(200.0),
BuyTimestamp: now,
SellValue: decimal.NewFromFloat(250.0),
SellTimestamp: now.Add(1),
Fees: decimal.Decimal{},
Taxes: decimal.Decimal{},
})).Times(1)
gotErr := internal.BuildReport(t.Context(), reader, writer)
if gotErr != nil {
t.Fatalf("got unexpected err: %v", gotErr)
}
}
func mockRecord(ctrl *gomock.Controller, price, quantity float64, side internal.Side, ts time.Time) *mocks.MockRecord {
rec := mocks.NewMockRecord(ctrl)
rec.EXPECT().Symbol().Return("TEST").AnyTimes()
rec.EXPECT().BrokerCountry().Return(int64(countries.PT)).AnyTimes()
rec.EXPECT().AssetCountry().Return(int64(countries.USA)).AnyTimes()
rec.EXPECT().Price().Return(decimal.NewFromFloat(price)).AnyTimes()
rec.EXPECT().Quantity().Return(decimal.NewFromFloat(quantity)).AnyTimes()
rec.EXPECT().Side().Return(side).AnyTimes()
rec.EXPECT().Timestamp().Return(ts).AnyTimes()
rec.EXPECT().Fees().Return(decimal.Decimal{}).AnyTimes()
rec.EXPECT().Taxes().Return(decimal.Decimal{}).AnyTimes()
return rec
}
func eqReportItem(ri internal.ReportItem) ReportItemMatcher {
return ReportItemMatcher{
ReportItem: ri,
}
}
type ReportItemMatcher struct {
internal.ReportItem
}
// Matches implements gomock.Matcher.
func (m ReportItemMatcher) Matches(x any) bool {
if x == nil {
return false
}
switch other := x.(type) {
case internal.ReportItem:
return m.BuyValue.Equal(other.BuyValue) &&
m.BuyTimestamp.Equal(other.BuyTimestamp) &&
m.SellValue.Equal(other.SellValue) &&
m.SellTimestamp.Equal(other.SellTimestamp) &&
m.Fees.Equal(other.Fees) &&
m.Taxes.Equal(other.Taxes)
default:
return false
}
}
func (m ReportItemMatcher) String() string {
return fmt.Sprintf("is equivalent to %v", m.ReportItem)
}
var _ gomock.Matcher = (*ReportItemMatcher)(nil)