evcc-io/meter/shelly_test.go

33 lines
1.1 KiB
Go

package meter
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestShellyCurrentPowerForUsage(t *testing.T) {
tests := []struct {
name string
usage string
signed bool
reversed bool
power float64
want float64
}{
{name: "grid keeps sign", usage: "grid", power: -350, want: -350},
{name: "unsigned pv uses absolute value", usage: "pv", power: -350, want: 350},
{name: "unsigned pv keeps positive values", usage: "pv", power: 350, want: 350},
{name: "signed pv inverts positive values", usage: "pv", signed: true, power: 350, want: -350},
{name: "signed pv inverts negative values", usage: "pv", signed: true, power: -350, want: 350},
{name: "signed reversed pv keeps sign", usage: "pv", signed: true, reversed: true, power: 350, want: 350},
{name: "signed reversed pv keeps negative sign", usage: "pv", signed: true, reversed: true, power: -350, want: -350},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
m := &Shelly{usage: tc.usage}
assert.Equal(t, tc.want, m.currentPowerForUsage(tc.power, tc.signed, tc.reversed))
})
}
}