692 lines
18 KiB
Go
692 lines
18 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/andig/evcc/api"
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"github.com/andig/evcc/core/wrapper"
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"github.com/andig/evcc/mock"
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"github.com/andig/evcc/push"
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"github.com/andig/evcc/util"
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evbus "github.com/asaskevich/EventBus"
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"github.com/benbjohnson/clock"
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"github.com/golang/mock/gomock"
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)
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const (
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lpMinCurrent int64 = 6
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lpMaxCurrent int64 = 16
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)
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type Null struct{}
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func (n *Null) CurrentPower() (float64, error) {
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return 0, nil
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}
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func (n *Null) ChargedEnergy() (float64, error) {
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return 0, nil
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}
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func (n *Null) ChargingTime() (time.Duration, error) {
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return 0, nil
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}
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func attachListeners(t *testing.T, lp *LoadPoint) {
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uiChan := make(chan util.Param)
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pushChan := make(chan push.Event)
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lpChan := make(chan *LoadPoint)
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log := false
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go func() {
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for {
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select {
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case v := <-uiChan:
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if log {
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t.Log(v)
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}
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case v := <-pushChan:
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if log {
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t.Log(v)
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}
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case v := <-lpChan:
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if log {
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t.Log(v)
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}
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}
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}
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}()
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lp.Prepare(uiChan, pushChan, lpChan)
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}
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func TestNew(t *testing.T) {
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lp := NewLoadPoint(util.NewLogger("foo"))
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if lp.Phases != 1 {
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t.Errorf("Phases %v", lp.Phases)
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}
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if lp.MinCurrent != lpMinCurrent {
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t.Errorf("MinCurrent %v", lp.MinCurrent)
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}
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if lp.MaxCurrent != lpMaxCurrent {
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t.Errorf("MaxCurrent %v", lp.MaxCurrent)
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}
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if lp.Sensitivity != 10 {
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t.Errorf("Sensitivity %v", lp.Sensitivity)
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}
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if lp.status != api.StatusNone {
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t.Errorf("status %v", lp.status)
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}
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if lp.charging {
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t.Errorf("charging %v", lp.charging)
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}
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}
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func TestUpdate(t *testing.T) {
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tc := []struct {
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status api.ChargeStatus
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mode api.ChargeMode
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expect func(h *mock.MockHandler)
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}{
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{api.StatusA, api.ModeOff, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(int64(0))
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}},
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{api.StatusA, api.ModeNow, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(int64(0))
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}},
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{api.StatusA, api.ModeMinPV, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(int64(0))
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}},
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{api.StatusA, api.ModePV, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(int64(0)) // zero since update called with 0
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// h.EXPECT().Enabled().Return(false) // short-circuited due to status != C
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}},
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{api.StatusB, api.ModeOff, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(int64(0), true)
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}},
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{api.StatusB, api.ModeNow, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(lpMaxCurrent, true)
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}},
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{api.StatusB, api.ModeMinPV, func(h *mock.MockHandler) {
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// min since update called with 0
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// force = false due to pv mode climater check
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h.EXPECT().Ramp(lpMinCurrent, false)
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}},
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{api.StatusB, api.ModePV, func(h *mock.MockHandler) {
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// zero since update called with 0
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// force = false due to pv mode climater check
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h.EXPECT().Ramp(int64(0), false)
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// h.EXPECT().Enabled().Return(false) // short-circuited due to status != C
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}},
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{api.StatusC, api.ModeOff, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(int64(0), true)
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}},
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{api.StatusC, api.ModeNow, func(h *mock.MockHandler) {
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h.EXPECT().Ramp(lpMaxCurrent, true)
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}},
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{api.StatusC, api.ModeMinPV, func(h *mock.MockHandler) {
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// min since update called with 0
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// force = false due to pv mode climater check
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h.EXPECT().Ramp(lpMinCurrent, false)
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}},
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{api.StatusC, api.ModePV, func(h *mock.MockHandler) {
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// zero since update called with 0
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// force = false due to pv mode climater check
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h.EXPECT().Ramp(int64(0), false)
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h.EXPECT().Enabled().Return(false)
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}},
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}
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for _, tc := range tc {
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t.Log(tc)
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clck := clock.NewMock()
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ctrl := gomock.NewController(t)
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handler := mock.NewMockHandler(ctrl)
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lp := &LoadPoint{
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log: util.NewLogger("foo"),
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bus: evbus.New(),
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clock: clck,
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chargeMeter: &Null{}, // silence nil panics
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chargeRater: &Null{}, // silence nil panics
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chargeTimer: &Null{}, // silence nil panics
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HandlerConfig: HandlerConfig{
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MinCurrent: lpMinCurrent,
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MaxCurrent: lpMaxCurrent,
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},
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handler: handler,
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status: tc.status, // no status change
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}
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handler.EXPECT().Prepare().Return()
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attachListeners(t, lp)
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handler.EXPECT().Status().Return(tc.status, nil)
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handler.EXPECT().TargetCurrent().Return(int64(0))
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if tc.status != api.StatusA {
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handler.EXPECT().SyncEnabled()
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if tc.mode == api.ModeMinPV || tc.mode == api.ModePV {
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handler.EXPECT().TargetCurrent().Return(int64(0))
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}
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}
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if tc.expect != nil {
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tc.expect(handler)
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}
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lp.Mode = tc.mode
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lp.Update(0)
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ctrl.Finish()
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}
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}
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func TestPVHysteresisForStatusC(t *testing.T) {
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dt := time.Minute
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type se struct {
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site float64
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delay time.Duration // test case delay since start
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current int64
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}
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tc := []struct {
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enabled bool
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enable, disable float64
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series []se
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}{
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// keep disabled
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{false, 0, 0, []se{
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{0, 0, 0},
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{0, 1, 0},
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{0, dt - 1, 0},
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{0, dt + 1, 0},
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}},
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// enable when threshold not configured but min power met
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{false, 0, 0, []se{
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{-6 * 100 * 10, 0, 0},
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{-6 * 100 * 10, 1, 0},
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{-6 * 100 * 10, dt - 1, 0},
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{-6 * 100 * 10, dt + 1, lpMinCurrent},
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}},
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// keep disabled when threshold not configured
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{false, 0, 0, []se{
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{-400, 0, 0},
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{-400, 1, 0},
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{-400, dt - 1, 0},
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{-400, dt + 1, 0},
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}},
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// keep disabled when threshold not met
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{false, -500, 0, []se{
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{-400, 0, 0},
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{-400, 1, 0},
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{-400, dt - 1, 0},
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{-400, dt + 1, 0},
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}},
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// enable when threshold met
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{false, -500, 0, []se{
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{-500, 0, 0},
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{-500, 1, 0},
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{-500, dt - 1, 0},
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{-500, dt + 1, lpMinCurrent},
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}},
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// keep enabled at max
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{true, 500, 0, []se{
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{-16 * 100 * 10, 0, lpMaxCurrent},
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{-16 * 100 * 10, 1, lpMaxCurrent},
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{-16 * 100 * 10, dt - 1, lpMaxCurrent},
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{-16 * 100 * 10, dt + 1, lpMaxCurrent},
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}},
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// keep enabled at min
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{true, 500, 0, []se{
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{-6 * 100 * 10, 0, lpMinCurrent},
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{-6 * 100 * 10, 1, lpMinCurrent},
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{-6 * 100 * 10, dt - 1, lpMinCurrent},
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{-6 * 100 * 10, dt + 1, lpMinCurrent},
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}},
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// keep enabled at min (negative threshold)
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{true, 0, 500, []se{
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{-500, 0, lpMinCurrent},
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{-500, 1, lpMinCurrent},
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{-500, dt - 1, lpMinCurrent},
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{-500, dt + 1, lpMinCurrent},
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}},
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// disable when threshold met
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{true, 0, 500, []se{
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{500, 0, lpMinCurrent},
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{500, 1, lpMinCurrent},
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{500, dt - 1, lpMinCurrent},
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{500, dt + 1, 0},
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}},
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// reset enable timer when threshold not met while timer active
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{false, -500, 0, []se{
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{-500, 0, 0},
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{-500, 1, 0},
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{-499, dt - 1, 0}, // should reset timer
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{-500, dt + 1, 0}, // new begin of timer
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{-500, 2*dt - 2, 0},
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{-500, 2*dt - 1, lpMinCurrent},
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}},
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// reset enable timer when threshold not met while timer active and threshold not configured
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{false, 0, 0, []se{
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{-6*100*10 - 1, dt + 1, 0},
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{-6 * 100 * 10, dt + 1, 0},
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{-6 * 100 * 10, dt + 2, 0},
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{-6 * 100 * 10, 2 * dt, 0},
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{-6 * 100 * 10, 2*dt + 2, lpMinCurrent},
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}},
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// reset disable timer when threshold not met while timer active
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{true, 0, 500, []se{
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{500, 0, lpMinCurrent},
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{500, 1, lpMinCurrent},
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{499, dt - 1, lpMinCurrent}, // reset timer
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{500, dt + 1, lpMinCurrent}, // within reset timer duration
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{500, 2*dt - 2, lpMinCurrent}, // still within reset timer duration
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{500, 2*dt - 1, 0}, // reset timer elapsed
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}},
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}
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for _, tc := range tc {
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t.Log(tc)
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clck := clock.NewMock()
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ctrl := gomock.NewController(t)
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handler := mock.NewMockHandler(ctrl)
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Voltage = 100
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lp := &LoadPoint{
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log: util.NewLogger("foo"),
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clock: clck,
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HandlerConfig: HandlerConfig{
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MinCurrent: lpMinCurrent,
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MaxCurrent: lpMaxCurrent,
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},
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handler: handler,
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Phases: 10,
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Enable: ThresholdConfig{
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Threshold: tc.enable,
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Delay: dt,
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},
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Disable: ThresholdConfig{
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Threshold: tc.disable,
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Delay: dt,
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},
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}
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// charging, otherwise PV mode logic is short-circuited
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lp.status = api.StatusC
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start := clck.Now()
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for step, se := range tc.series {
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clck.Set(start.Add(se.delay))
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// maxCurrent will read actual current and enabled state in PV mode
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handler.EXPECT().TargetCurrent().Return(int64(0))
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handler.EXPECT().Enabled().Return(tc.enabled)
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current := lp.pvMaxCurrent(api.ModePV, se.site)
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if current != se.current {
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t.Errorf("step %d: wanted %d, got %d", step, se.current, current)
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}
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}
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ctrl.Finish()
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}
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}
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func TestPVHysteresisForStatusOtherThanC(t *testing.T) {
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clck := clock.NewMock()
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ctrl := gomock.NewController(t)
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handler := mock.NewMockHandler(ctrl)
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Voltage = 100
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lp := &LoadPoint{
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log: util.NewLogger("foo"),
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clock: clck,
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HandlerConfig: HandlerConfig{
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MinCurrent: lpMinCurrent,
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MaxCurrent: lpMaxCurrent,
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},
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handler: handler,
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Phases: 10,
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}
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// not connected, test PV mode logic short-circuited
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lp.status = api.StatusA
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// maxCurrent will read actual current in PV mode
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handler.EXPECT().TargetCurrent().Return(int64(0))
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// maxCurrent will read enabled state in PV mode
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sitePower := -float64(minA*lp.Phases)*Voltage + 1 // 1W below min power
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current := lp.pvMaxCurrent(api.ModePV, sitePower)
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if current != 0 {
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t.Errorf("PV mode could not disable charger as expected. Expected 0, got %d", current)
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}
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ctrl.Finish()
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}
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func TestDisableAndEnableAtTargetSoC(t *testing.T) {
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clock := clock.NewMock()
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ctrl := gomock.NewController(t)
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handler := mock.NewMockHandler(ctrl)
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vehicle := mock.NewMockVehicle(ctrl)
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// wrap vehicle with estimator
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vehicle.EXPECT().Capacity().Return(int64(10))
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socEstimator := wrapper.NewSocEstimator(util.NewLogger("foo"), vehicle, false)
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lp := &LoadPoint{
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log: util.NewLogger("foo"),
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bus: evbus.New(),
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clock: clock,
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chargeMeter: &Null{}, // silence nil panics
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chargeRater: &Null{}, // silence nil panics
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chargeTimer: &Null{}, // silence nil panics
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HandlerConfig: HandlerConfig{
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MinCurrent: lpMinCurrent,
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MaxCurrent: lpMaxCurrent,
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},
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handler: handler,
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vehicle: vehicle, // needed for targetSoC check
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socEstimator: socEstimator, // instead of vehicle: vehicle,
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status: api.StatusC,
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Mode: api.ModeNow,
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SoC: SoCConfig{
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Target: 90,
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},
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}
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handler.EXPECT().Prepare().Return()
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attachListeners(t, lp)
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// charging below target
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handler.EXPECT().TargetCurrent().Return(int64(6))
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handler.EXPECT().Status().Return(api.StatusC, nil)
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vehicle.EXPECT().ChargeState().Return(85.0, nil)
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handler.EXPECT().SyncEnabled().Return()
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handler.EXPECT().Ramp(int64(16), true).Return(nil)
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lp.Update(500)
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// charging above target deactivates charger
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clock.Add(5 * time.Minute)
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handler.EXPECT().TargetCurrent().Return(int64(16))
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handler.EXPECT().Status().Return(api.StatusC, nil)
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vehicle.EXPECT().ChargeState().Return(90.0, nil)
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handler.EXPECT().SyncEnabled().Return()
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handler.EXPECT().Ramp(int64(0), true).Return(nil) // true due to immediately handling climate requests
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lp.Update(500)
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// deactivated charger changes status to B
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clock.Add(5 * time.Minute)
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handler.EXPECT().TargetCurrent().Return(int64(0))
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handler.EXPECT().Status().Return(api.StatusB, nil)
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handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
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vehicle.EXPECT().ChargeState().Return(95.0, nil)
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handler.EXPECT().SyncEnabled().Return()
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handler.EXPECT().Ramp(int64(0), true).Return(nil) // true due to immediately handling climate requests
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lp.Update(-5000)
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// soc has fallen below target
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clock.Add(5 * time.Minute)
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handler.EXPECT().TargetCurrent().Return(int64(0))
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handler.EXPECT().Status().Return(api.StatusB, nil)
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vehicle.EXPECT().ChargeState().Return(85.0, nil)
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handler.EXPECT().SyncEnabled().Return()
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handler.EXPECT().Ramp(int64(16), true).Return(nil) // TODO don't treat this as forced change
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lp.Update(-5000)
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ctrl.Finish()
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}
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func TestSetModeAndSocAtDisconnect(t *testing.T) {
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clock := clock.NewMock()
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ctrl := gomock.NewController(t)
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handler := mock.NewMockHandler(ctrl)
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lp := &LoadPoint{
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log: util.NewLogger("foo"),
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bus: evbus.New(),
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clock: clock,
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chargeMeter: &Null{}, // silence nil panics
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chargeRater: &Null{}, // silence nil panics
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chargeTimer: &Null{}, // silence nil panics
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HandlerConfig: HandlerConfig{
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MinCurrent: lpMinCurrent,
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MaxCurrent: lpMaxCurrent,
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},
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handler: handler,
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status: api.StatusC,
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OnDisconnect: struct {
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Mode api.ChargeMode `mapstructure:"mode"` // Charge mode to apply when car disconnected
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TargetSoC int `mapstructure:"targetSoC"` // Target SoC to apply when car disconnected
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}{
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Mode: api.ModeOff,
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TargetSoC: 70,
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},
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}
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handler.EXPECT().Prepare().Return()
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attachListeners(t, lp)
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lp.Mode = api.ModeNow
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handler.EXPECT().TargetCurrent().Return(int64(6))
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handler.EXPECT().Status().Return(api.StatusC, nil)
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handler.EXPECT().SyncEnabled().Return()
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handler.EXPECT().Ramp(int64(16), true).Return(nil)
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lp.Update(500)
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clock.Add(5 * time.Minute)
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handler.EXPECT().TargetCurrent().Return(int64(16))
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handler.EXPECT().Status().Return(api.StatusA, nil)
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handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
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handler.EXPECT().Ramp(int64(0)).Return(nil)
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lp.Update(-3000)
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if lp.Mode != api.ModeOff {
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t.Error("unexpected mode", lp.Mode)
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}
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ctrl.Finish()
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}
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// cacheExpecter can be used to verify asynchronously written values from cache
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func cacheExpecter(t *testing.T, lp *LoadPoint) (*util.Cache, func(key string, val interface{})) {
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// attach cache for verifying values
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paramC := make(chan util.Param)
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lp.uiChan = paramC
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cache := util.NewCache()
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go cache.Run(paramC)
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expect := func(key string, val interface{}) {
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p := cache.Get(key)
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t.Logf("%s: %.f", key, p.Val) // REMOVE
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if p.Val != val {
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t.Errorf("%s wanted: %.0f, got %v", key, val, p.Val)
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}
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}
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return cache, expect
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}
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func TestChargedEnergyAtDisconnect(t *testing.T) {
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clock := clock.NewMock()
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ctrl := gomock.NewController(t)
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handler := mock.NewMockHandler(ctrl)
|
|
rater := mock.NewMockChargeRater(ctrl)
|
|
|
|
lp := &LoadPoint{
|
|
log: util.NewLogger("foo"),
|
|
bus: evbus.New(),
|
|
clock: clock,
|
|
chargeMeter: &Null{}, // silence nil panics
|
|
chargeRater: rater,
|
|
chargeTimer: &Null{}, // silence nil panics
|
|
HandlerConfig: HandlerConfig{
|
|
MinCurrent: lpMinCurrent,
|
|
MaxCurrent: lpMaxCurrent,
|
|
},
|
|
handler: handler,
|
|
status: api.StatusC,
|
|
}
|
|
|
|
lp.Mode = api.ModeNow
|
|
handler.EXPECT().Prepare().Return()
|
|
attachListeners(t, lp)
|
|
|
|
// attach cache for verifying values
|
|
_, expectCache := cacheExpecter(t, lp)
|
|
|
|
// start charging at 0 kWh
|
|
handler.EXPECT().TargetCurrent().Return(int64(6))
|
|
rater.EXPECT().ChargedEnergy().Return(0.0, nil)
|
|
handler.EXPECT().Status().Return(api.StatusC, nil)
|
|
handler.EXPECT().SyncEnabled().Return()
|
|
handler.EXPECT().Ramp(int64(16), true).Return(nil)
|
|
lp.Update(-1)
|
|
|
|
// at 1:00h charging at 5 kWh
|
|
clock.Add(time.Hour)
|
|
handler.EXPECT().TargetCurrent().Return(int64(16))
|
|
rater.EXPECT().ChargedEnergy().Return(5.0, nil)
|
|
handler.EXPECT().Status().Return(api.StatusC, nil)
|
|
handler.EXPECT().SyncEnabled().Return()
|
|
// handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
|
|
handler.EXPECT().Ramp(int64(16), true).Return(nil)
|
|
lp.Update(-1)
|
|
expectCache("chargedEnergy", 5000.0)
|
|
|
|
// at 1:00h stop charging at 5 kWh
|
|
clock.Add(time.Second)
|
|
handler.EXPECT().TargetCurrent().Return(int64(16))
|
|
rater.EXPECT().ChargedEnergy().Return(5.0, nil)
|
|
handler.EXPECT().Status().Return(api.StatusB, nil)
|
|
handler.EXPECT().SyncEnabled().Return()
|
|
handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
|
|
handler.EXPECT().Ramp(int64(16), true).Return(nil)
|
|
lp.Update(-1)
|
|
expectCache("chargedEnergy", 5000.0)
|
|
|
|
// at 1:00h restart charging at 5 kWh
|
|
clock.Add(time.Second)
|
|
handler.EXPECT().TargetCurrent().Return(int64(16))
|
|
rater.EXPECT().ChargedEnergy().Return(5.0, nil)
|
|
handler.EXPECT().Status().Return(api.StatusC, nil)
|
|
handler.EXPECT().SyncEnabled().Return()
|
|
handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
|
|
handler.EXPECT().Ramp(int64(16), true).Return(nil)
|
|
lp.Update(-1)
|
|
expectCache("chargedEnergy", 5000.0)
|
|
|
|
// at 1:30h continue charging at 7.5 kWh
|
|
clock.Add(30 * time.Minute)
|
|
handler.EXPECT().TargetCurrent().Return(int64(16))
|
|
rater.EXPECT().ChargedEnergy().Return(7.5, nil)
|
|
handler.EXPECT().Status().Return(api.StatusC, nil)
|
|
handler.EXPECT().SyncEnabled().Return()
|
|
// handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
|
|
handler.EXPECT().Ramp(int64(16), true).Return(nil)
|
|
lp.Update(-1)
|
|
expectCache("chargedEnergy", 7500.0)
|
|
|
|
// at 2:00h stop charging at 10 kWh
|
|
clock.Add(30 * time.Minute)
|
|
handler.EXPECT().TargetCurrent().Return(int64(16))
|
|
rater.EXPECT().ChargedEnergy().Return(10.0, nil)
|
|
handler.EXPECT().Status().Return(api.StatusB, nil)
|
|
handler.EXPECT().SyncEnabled().Return()
|
|
handler.EXPECT().TargetCurrent().Return(int64(0)) // once more for status changes
|
|
handler.EXPECT().Ramp(int64(16), true).Return(nil)
|
|
lp.Update(-1)
|
|
expectCache("chargedEnergy", 10000.0)
|
|
|
|
ctrl.Finish()
|
|
}
|
|
|
|
func TestTargetSoC(t *testing.T) {
|
|
ctrl := gomock.NewController(t)
|
|
vhc := mock.NewMockVehicle(ctrl)
|
|
|
|
tc := []struct {
|
|
vehicle api.Vehicle
|
|
target int
|
|
soc float64
|
|
res bool
|
|
}{
|
|
{nil, 0, 0, false}, // never reached without vehicle
|
|
{nil, 0, 10, false}, // never reached without vehicle
|
|
{nil, 80, 0, false}, // never reached without vehicle
|
|
{nil, 80, 80, false}, // never reached without vehicle
|
|
{nil, 80, 100, false}, // never reached without vehicle
|
|
{vhc, 0, 0, false}, // target disabled
|
|
{vhc, 0, 10, false}, // target disabled
|
|
{vhc, 80, 0, false}, // target not reached
|
|
{vhc, 80, 80, true}, // target reached
|
|
{vhc, 80, 100, true}, // target reached
|
|
}
|
|
|
|
for _, tc := range tc {
|
|
t.Logf("%+v", tc)
|
|
|
|
lp := &LoadPoint{
|
|
vehicle: tc.vehicle,
|
|
SoC: SoCConfig{
|
|
Target: tc.target,
|
|
},
|
|
socCharge: tc.soc,
|
|
}
|
|
|
|
if res := lp.targetSocReached(); tc.res != res {
|
|
t.Errorf("expected %v, got %v", tc.res, res)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestMinSoC(t *testing.T) {
|
|
ctrl := gomock.NewController(t)
|
|
vhc := mock.NewMockVehicle(ctrl)
|
|
|
|
tc := []struct {
|
|
vehicle api.Vehicle
|
|
min int
|
|
soc float64
|
|
res bool
|
|
}{
|
|
{nil, 0, 0, false}, // never reached without vehicle
|
|
{nil, 0, 10, false}, // never reached without vehicle
|
|
{nil, 80, 0, false}, // never reached without vehicle
|
|
{nil, 80, 80, false}, // never reached without vehicle
|
|
{nil, 80, 100, false}, // never reached without vehicle
|
|
{vhc, 0, 0, false}, // min disabled
|
|
{vhc, 0, 10, false}, // min disabled
|
|
{vhc, 80, 0, true}, // min not reached
|
|
{vhc, 80, 80, false}, // min reached
|
|
{vhc, 80, 100, false}, // min reached
|
|
}
|
|
|
|
for _, tc := range tc {
|
|
t.Logf("%+v", tc)
|
|
|
|
lp := &LoadPoint{
|
|
vehicle: tc.vehicle,
|
|
SoC: SoCConfig{
|
|
Min: tc.min,
|
|
},
|
|
socCharge: tc.soc,
|
|
}
|
|
|
|
if res := lp.minSocNotReached(); tc.res != res {
|
|
t.Errorf("expected %v, got %v", tc.res, res)
|
|
}
|
|
}
|
|
}
|