ana-ledger/ana/predictor_test.go

44 lines
941 B
Go

package ana
import (
"testing"
"time"
"gogs.inhome.blapointe.com/ana-ledger/ledger"
)
func TestNewInterestPredictor(t *testing.T) {
name := "x"
curr := ledger.USD
cases := map[string]struct {
apy float64
given ledger.Balances
delta time.Duration
want ledger.Balances
}{
"zero": {
apy: 0,
given: ledger.Balances{name: ledger.Balance{curr: 100}},
delta: time.Hour * 24 * 365,
want: ledger.Balances{name: ledger.Balance{curr: 100}},
},
"100%": {
apy: 1,
given: ledger.Balances{name: ledger.Balance{curr: 100}},
delta: time.Hour * 24 * 365,
want: ledger.Balances{name: ledger.Balance{curr: 200}},
},
}
for name, d := range cases {
c := d
t.Run(name, func(t *testing.T) {
predictor := NewInterestPredictor(name, string(curr), c.apy)
got := predictor(c.given, c.delta)
if got.Debug() != c.want.Debug() {
t.Errorf("want\n\t%+v, got\n\t%+v", c.want, got)
}
})
}
}