ana-ledger/ana/prediction_test.go

58 lines
1.2 KiB
Go

package ana
import (
"fmt"
"maps"
"testing"
"time"
"gogs.inhome.blapointe.com/ana-ledger/ledger"
)
func TestPredictionPredict(t *testing.T) {
inc := func(b ledger.Balances, _ time.Duration) ledger.Balances {
result := make(ledger.Balances)
for k, v := range b {
result[k] = maps.Clone(v)
for k2, v2 := range result[k] {
result[k][k2] = v2 + 1
}
}
return result
}
double := func(b ledger.Balances, _ time.Duration) ledger.Balances {
result := make(ledger.Balances)
for k, v := range b {
result[k] = maps.Clone(v)
for k2, v2 := range result[k] {
result[k][k2] = v2 * 2
}
}
return result
}
from := time.Now()
these := []time.Time{time.Now().Add(time.Hour * 24 * 365 / 12)}
theseK := these[0].Format("2006-01")
_, _ = inc, double
cases := map[string]struct {
prediction Prediction
given ledger.Balances
want ledger.Register
}{
"empty": {
want: ledger.Register{theseK: {}},
},
}
for name, d := range cases {
c := d
t.Run(name, func(t *testing.T) {
got := c.prediction.predict(c.given, from, these)
if fmt.Sprintf("%+v", got) != fmt.Sprintf("%+v", c.want) {
t.Errorf("want\n\t%+v, got\n\t%+v", c.want, got)
}
})
}
}