87 lines
2 KiB
Go
87 lines
2 KiB
Go
package core
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import (
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"testing"
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"time"
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"github.com/benbjohnson/clock"
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"github.com/evcc-io/evcc/api"
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coredb "github.com/evcc-io/evcc/core/db"
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"github.com/evcc-io/evcc/mock"
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serverdb "github.com/evcc-io/evcc/server/db"
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"github.com/golang/mock/gomock"
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"github.com/stretchr/testify/assert"
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)
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func TestSession(t *testing.T) {
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var err error
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serverdb.Instance, err = serverdb.New("sqlite", ":memory:")
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assert.NoError(t, err)
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db, err := coredb.New("foo")
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assert.NoError(t, err)
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clock := clock.NewMock()
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ctrl := gomock.NewController(t)
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defer ctrl.Finish()
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mm := mock.NewMockMeter(ctrl)
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me := mock.NewMockMeterEnergy(ctrl)
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type EnergyDecorator struct {
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api.Meter
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api.MeterEnergy
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}
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cm := &EnergyDecorator{Meter: mm, MeterEnergy: me}
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lp := &Loadpoint{
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clock: clock,
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db: db,
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chargeMeter: cm,
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}
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// create session
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me.EXPECT().TotalEnergy().Return(1.0, nil)
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lp.createSession()
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assert.NotNil(t, lp.session)
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// start charging
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lp.updateSession(func(session *coredb.Session) {
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if session.Created.IsZero() {
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session.Created = lp.clock.Now()
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}
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})
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assert.Equal(t, clock.Now(), lp.session.Created)
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// stop charging
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clock.Add(time.Hour)
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lp.chargedEnergy = 1.23 * 1e3 // Wh
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me.EXPECT().TotalEnergy().Return(1.0+lp.chargedEnergy/1e3, nil) // match chargedEnergy
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lp.stopSession()
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assert.NotNil(t, lp.session)
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assert.Equal(t, lp.chargedEnergy/1e3, lp.session.ChargedEnergy)
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assert.Equal(t, clock.Now(), lp.session.Finished)
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s, err := db.Sessions()
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assert.NoError(t, err)
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assert.Len(t, s, 1)
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t.Log(s)
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// stop charging - 2nd leg
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clock.Add(time.Hour)
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lp.chargedEnergy *= 2
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me.EXPECT().TotalEnergy().Return(3.0, nil) // doesn't match chargedEnergy
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lp.stopSession()
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assert.NotNil(t, lp.session)
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assert.Equal(t, 3.0-1.0, lp.session.ChargedEnergy) // expect actual meter energy delta
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assert.Equal(t, clock.Now(), lp.session.Finished)
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s, err = db.Sessions()
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assert.NoError(t, err)
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assert.Len(t, s, 1)
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t.Log(s)
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}
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