438 lines
12 KiB
Go
438 lines
12 KiB
Go
package mk2driver
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import (
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"bytes"
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"io"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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var knownWrites = []byte{
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0x04, 0xff, 0x41, 0x01, 0x00, 0xbb,
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0x05, 0xff, 0x57, 0x36, 0x00, 0x00, 0x6f,
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0x05, 0xff, 0x57, 0x36, 0x01, 0x00, 0x6e,
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0x05, 0xff, 0x57, 0x36, 0x02, 0x00, 0x6d,
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0x05, 0xff, 0x57, 0x36, 0x03, 0x00, 0x6c,
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0x05, 0xff, 0x57, 0x36, 0x04, 0x00, 0x6b,
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0x05, 0xff, 0x57, 0x36, 0x05, 0x00, 0x6a,
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0x05, 0xff, 0x57, 0x36, 0x06, 0x00, 0x69,
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0x05, 0xff, 0x57, 0x36, 0x07, 0x00, 0x68,
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0x05, 0xff, 0x57, 0x36, 0x08, 0x00, 0x67,
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0x05, 0xff, 0x57, 0x36, 0x09, 0x00, 0x66,
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0x05, 0xff, 0x57, 0x36, 0x0a, 0x00, 0x65,
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0x05, 0xff, 0x57, 0x36, 0x0b, 0x00, 0x64,
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0x05, 0xff, 0x57, 0x36, 0x0c, 0x00, 0x63,
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0x05, 0xff, 0x57, 0x36, 0x0d, 0x00, 0x62,
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0x03, 0xff, 0x46, 0x00, 0xb8,
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0x03, 0xff, 0x46, 0x01, 0xb7,
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0x02, 0xff, 0x4c, 0xb3,
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0x05, 0xff, 0x57, 0x30, 0x0d, 0x00, 0x68,
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}
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var writeBuffer = bytes.NewBuffer(nil)
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const (
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testDelta = 0.00000001
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)
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type testIo struct {
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io.Reader
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io.Writer
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}
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func NewIOStub(readBuffer []byte) io.ReadWriter {
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writeBuffer = bytes.NewBuffer(nil)
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return &testIo{
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Reader: bytes.NewBuffer(readBuffer),
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Writer: writeBuffer,
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}
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}
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// Test a know sequence as reference as extracted from Mk2
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func TestSync(t *testing.T) {
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tests := []struct {
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name string
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knownReadBuffer []byte
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knownWrites []byte
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result Mk2Info
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}{
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{
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name: "basic",
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knownReadBuffer: []byte{
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//Len Cmd
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0x04, 0xff, 0x41, 0x01, 0x00, 0xbb,
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0x07, 0xff, 0x56, 0x96, 0x3e, 0x11, 0x00, 0x00, 0xbf,
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x00, 0x00, 0x6a,
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0x08, 0xff, 0x57, 0x8e, 0x64, 0x80, 0x8f, 0x00, 0x00, 0xa1,
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x00, 0x00, 0x6a,
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x00, 0x00, 0x6a,
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x00, 0x00, 0x6a,
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0x08, 0xff, 0x57, 0x8e, 0x64, 0x80, 0x8f, 0x00, 0x00, 0xa1,
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x00, 0x00, 0x6a,
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0x08, 0xff, 0x57, 0x8e, 0x57, 0x78, 0x8f, 0x00, 0x01, 0xb5,
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0x08, 0xff, 0x57, 0x8e, 0x2f, 0x7c, 0x8f, 0x00, 0x00, 0xda,
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0x08, 0xff, 0x57, 0x8e, 0x64, 0x80, 0x8f, 0x00, 0x00, 0xa1,
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0x08, 0xff, 0x57, 0x8e, 0x04, 0x00, 0x8f, 0x00, 0x80, 0x01,
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0x08, 0xff, 0x57, 0x8e, 0x01, 0x00, 0x8f, 0x00, 0x80, 0x04,
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0x08, 0xff, 0x57, 0x8e, 0x02, 0x00, 0x8f, 0x00, 0x80, 0x03,
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0x08, 0xff, 0x57, 0x8e, 0x38, 0x7f, 0x8f, 0x00, 0x00, 0xce,
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0x07, 0xff, 0x56, 0x96, 0x3e, 0x11, 0x00, 0x00, 0xbf,
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0x0f, 0x20, 0xf3, 0x00, 0xc8, 0x02, 0x0c, 0xa1, 0x05, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x88, 0xb2,
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0x0f, 0x20, 0x01, 0x01, 0xca, 0x09, 0x08, 0xaa, 0x58, 0xab, 0x00, 0xaa, 0x58, 0x9a, 0x00, 0xc3, 0xe8,
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0x06, 0xff, 0x4c, 0x03, 0x00, 0x00, 0x00, 0xac,
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0x05, 0xff, 0x57, 0x85, 0xc8, 0x00, 0x58,
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},
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knownWrites: []byte{
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0x04, 0xff, 0x41, 0x01, 0x00, 0xbb,
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0x05, 0xff, 0x57, 0x36, 0x00, 0x00, 0x6f,
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0x05, 0xff, 0x57, 0x36, 0x01, 0x00, 0x6e,
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0x05, 0xff, 0x57, 0x36, 0x02, 0x00, 0x6d,
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0x05, 0xff, 0x57, 0x36, 0x03, 0x00, 0x6c,
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0x05, 0xff, 0x57, 0x36, 0x04, 0x00, 0x6b,
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0x05, 0xff, 0x57, 0x36, 0x05, 0x00, 0x6a,
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0x05, 0xff, 0x57, 0x36, 0x06, 0x00, 0x69,
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0x05, 0xff, 0x57, 0x36, 0x07, 0x00, 0x68,
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0x05, 0xff, 0x57, 0x36, 0x08, 0x00, 0x67,
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0x05, 0xff, 0x57, 0x36, 0x09, 0x00, 0x66,
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0x05, 0xff, 0x57, 0x36, 0x0a, 0x00, 0x65,
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0x05, 0xff, 0x57, 0x36, 0x0b, 0x00, 0x64,
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0x05, 0xff, 0x57, 0x36, 0x0c, 0x00, 0x63,
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0x05, 0xff, 0x57, 0x36, 0x0d, 0x00, 0x62,
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0x03, 0xff, 0x46, 0x00, 0xb8,
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0x03, 0xff, 0x46, 0x01, 0xb7,
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0x02, 0xff, 0x4c, 0xb3,
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0x05, 0xff, 0x57, 0x30, 0x0d, 0x00, 0x68,
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},
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result: Mk2Info{
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Version: uint32(2736),
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BatVoltage: 14.41,
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BatCurrent: -0.4,
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InVoltage: 226.98,
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InCurrent: 1.71,
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InFrequency: 50.10256410256411,
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OutVoltage: 226.980,
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OutCurrent: 1.54,
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OutFrequency: 50.025510204081634,
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ChargeState: 1,
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LEDs: map[Led]LEDstate{
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LedMain: LedOn,
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LedAbsorption: LedOn,
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LedBulk: LedOff,
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LedFloat: LedOff,
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LedInverter: LedOff,
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LedOverload: LedOff,
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LedLowBattery: LedOff,
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LedTemperature: LedOff,
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},
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},
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},
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{
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name: "multiplus24/3000",
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knownReadBuffer: []byte{
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//Len Cmd
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0x04, 0xff, 0x41, 0x01, 0x00, 0xbb,
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0x07, 0xff, 0x56, 0x98, 0x3e, 0x11, 0x00, 0x00, 0xbd, // version
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x0, 0x0, 0x6a, // scale 0
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x0, 0x0, 0x6a, // scale 1
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x0, 0x0, 0x6a, // scale 2
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x0, 0x0, 0x6a, // scale 3
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x0, 0x0, 0x6a, // scale 4
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0x08, 0xff, 0x57, 0x8e, 0x64, 0x80, 0x8f, 0x0, 0x0, 0xa1, // scale 5
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0x08, 0xff, 0x57, 0x8e, 0x9c, 0x7f, 0x8f, 0x0, 0x0, 0x6a, // scale 6
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0x08, 0xff, 0x57, 0x8e, 0x57, 0x78, 0x8f, 0x0, 0x1, 0xb5, // scale 7
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0x08, 0xff, 0x57, 0x8e, 0x2f, 0x7c, 0x8f, 0x0, 0x0, 0xda, // scale 8
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0x08, 0xff, 0x57, 0x8e, 0x64, 0x80, 0x8f, 0x0, 0x0, 0xa1, //scale 9
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0x08, 0xff, 0x57, 0x8e, 0x4, 0x0, 0x8f, 0x0, 0x80, 0x1, // scale 10
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0x08, 0xff, 0x57, 0x8e, 0x1, 0x0, 0x8f, 0x0, 0x80, 0x4, // scale 11
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0x08, 0xff, 0x57, 0x8e, 0x6, 0x0, 0x8f, 0x0, 0x80, 0xff, // scale 12
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0x08, 0xff, 0x57, 0x8e, 0x38, 0x7f, 0x8f, 0x0, 0x0, 0xce, // scale 13
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0x07, 0xff, 0x56, 0x98, 0x3e, 0x11, 0x0, 0x0, 0xbd, // version
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0x0f, 0x20, 0xb6, 0x89, 0x6d, 0xb7, 0xc, 0x4e, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x88, 0x82, // dc info
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0x0f, 0x20, 0x1, 0x1, 0x6d, 0xb7, 0x8, 0x77, 0x5b, 0x21, 0x0, 0x77, 0x5b, 0xfe, 0xff, 0xc3, 0x1e, // ac info
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0x08, 0xff, 0x4c, 0x9, 0x0, 0x0, 0x0, 0x3, 0x0, 0xa1,
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0x05, 0xff, 0x57, 0x85, 0xc8, 0x0, 0x58,
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},
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knownWrites: []byte{},
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result: Mk2Info{
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Version: 0xac0,
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BatVoltage: 26.38,
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BatCurrent: 0,
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InVoltage: 234.15,
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InCurrent: 0.33,
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InFrequency: 50.1025641025641,
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OutVoltage: 234.15,
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OutCurrent: -0.02,
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OutFrequency: 50.025510204081634,
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ChargeState: 1,
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LEDs: map[Led]LEDstate{
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LedMain: LedOn,
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LedAbsorption: LedOff,
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LedBulk: LedOff,
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LedFloat: LedOn,
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LedInverter: LedOff,
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LedOverload: LedOff,
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LedLowBattery: LedOff,
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LedTemperature: LedOff,
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},
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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testIO := NewIOStub(tt.knownReadBuffer)
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mk2, err := NewMk2Connection(testIO)
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assert.NoError(t, err, "Could not open MK2")
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event := <-mk2.C()
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mk2.Close()
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if len(tt.knownWrites) > 0 {
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assert.Equal(t, 0, bytes.Compare(writeBuffer.Bytes(), knownWrites), "Expected writes did not match received writes")
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}
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assert.True(t, event.Valid, "data not valid")
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assert.Equal(t, tt.result.Version, event.Version, "Invalid version decoded")
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assert.Equal(t, 0, len(event.Errors), "Reported errors not empty")
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assert.Equal(t, tt.result.LEDs, event.LEDs, "Reported LEDs incorrect")
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assert.InDelta(t, tt.result.BatVoltage, event.BatVoltage, testDelta, "BatVoltage conversion failed")
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assert.InDelta(t, tt.result.BatCurrent, event.BatCurrent, testDelta, "BatCurrent conversion failed")
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assert.InDelta(t, tt.result.InVoltage, event.InVoltage, testDelta, "InVoltage conversion failed")
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assert.InDelta(t, tt.result.InCurrent, event.InCurrent, testDelta, "InCurrent conversion failed")
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assert.InDelta(t, tt.result.InFrequency, event.InFrequency, testDelta, "InFrequency conversion failed")
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assert.InDelta(t, tt.result.OutVoltage, event.OutVoltage, testDelta, "OutVoltage conversion failed")
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assert.InDelta(t, tt.result.OutCurrent, event.OutCurrent, testDelta, "OutCurrent conversion failed")
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assert.InDelta(t, tt.result.OutFrequency, event.OutFrequency, testDelta, "OutFrequency conversion failed")
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assert.InDelta(t, tt.result.ChargeState, event.ChargeState, testDelta, "ChargeState conversion failed")
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})
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}
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}
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func Test_mk2Ser_scaleDecode(t *testing.T) {
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tests := []struct {
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name string
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frame []byte
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expectedScaling scaling
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}{
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{
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name: "Valid scale",
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frame: []byte{0x8e, 0x9c, 0x7f, 0x8f, 0x01, 0x00, 0x6a},
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expectedScaling: scaling{
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scale: 0.01,
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offset: 1,
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supported: true,
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},
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},
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{
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name: "Unsupported frame",
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frame: []byte{0x00},
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expectedScaling: scaling{
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supported: false,
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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m := &mk2Ser{
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scales: make([]scaling, 0, ramVarMaxOffset),
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p: NewIOStub([]byte{}),
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}
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m.scaleDecode(tt.frame)
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assert.Equal(t, 1, len(m.scales))
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assert.Equal(t, 1, m.scaleCount)
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assert.Equal(t, tt.expectedScaling.supported, m.scales[0].supported)
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assert.Equal(t, tt.expectedScaling.signed, m.scales[0].signed)
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if tt.expectedScaling.supported {
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assert.InDelta(t, tt.expectedScaling.offset, m.scales[0].offset, testDelta)
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assert.InDelta(t, tt.expectedScaling.scale, m.scales[0].scale, testDelta)
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}
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})
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}
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}
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func Test_mk2Ser_calcFreq(t *testing.T) {
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tests := []struct {
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name string
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scales []scaling
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data byte
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scaleIndex int
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want float64
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}{
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{
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name: "Calculate working low",
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scales: []scaling{
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{supported: false},
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},
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data: 0x01,
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scaleIndex: 0,
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want: 10,
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},
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{
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name: "Calculate working high",
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scales: []scaling{
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{
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supported: true,
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offset: 0,
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scale: 0.01,
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},
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},
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data: 0xFE,
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scaleIndex: 0,
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want: 3.937007874015748,
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},
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{
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name: "Calculate clip high",
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scales: []scaling{
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{supported: false},
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},
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data: 0xff,
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scaleIndex: 0,
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want: 0,
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},
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{
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name: "Calculate clip low",
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scales: []scaling{
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{supported: false},
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},
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data: 0x00,
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scaleIndex: 0,
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want: 0,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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m := &mk2Ser{
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scales: tt.scales,
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}
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got := m.calcFreq(tt.data, tt.scaleIndex)
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assert.InDelta(t, tt.want, got, testDelta)
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})
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}
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}
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func Test_mk2Ser_WriteSetting(t *testing.T) {
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testIO := NewIOStub(nil)
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m := &mk2Ser{
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p: testIO,
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writeAck: make(chan byte, 1),
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}
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go func() {
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time.Sleep(10 * time.Millisecond)
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m.pushWriteResponse(commandWriteSettingResponse)
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}()
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err := m.WriteSetting(0x1234, 1234)
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assert.NoError(t, err)
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expected := []byte{
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0x05, 0xff, 0x57, 0x33, 0x34, 0x12, 0x2c,
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0x05, 0xff, 0x57, 0x34, 0xd2, 0x04, 0x9b,
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}
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assert.Equal(t, expected, writeBuffer.Bytes())
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}
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func Test_mk2Ser_WriteRAMVarRejected(t *testing.T) {
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testIO := NewIOStub(nil)
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m := &mk2Ser{
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p: testIO,
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writeAck: make(chan byte, 1),
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}
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go func() {
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time.Sleep(10 * time.Millisecond)
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m.pushWriteResponse(commandWriteNotAllowedResponse)
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}()
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err := m.WriteRAMVar(0x000d, 1)
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assert.Error(t, err)
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assert.ErrorContains(t, err, "rejected")
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}
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func Test_mk2Ser_SetPanelState(t *testing.T) {
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testIO := NewIOStub(nil)
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m := &mk2Ser{
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p: testIO,
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stateAck: make(chan struct{}, 1),
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}
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go func() {
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time.Sleep(10 * time.Millisecond)
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m.pushStateResponse()
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}()
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currentLimit := 16.5
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err := m.SetPanelState(PanelSwitchOn, ¤tLimit)
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assert.NoError(t, err)
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expected := []byte{
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0x07, 0xff, 0x53, 0x03, 0xa5, 0x00, 0x01, 0x80, 0x7e,
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}
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assert.Equal(t, expected, writeBuffer.Bytes())
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}
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func Test_mk2Ser_SetPanelState_SwitchOnly(t *testing.T) {
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testIO := NewIOStub(nil)
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m := &mk2Ser{
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p: testIO,
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stateAck: make(chan struct{}, 1),
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}
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go func() {
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time.Sleep(10 * time.Millisecond)
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m.pushStateResponse()
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}()
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err := m.SetPanelState(PanelSwitchOff, nil)
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assert.NoError(t, err)
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expected := []byte{
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0x07, 0xff, 0x53, 0x04, 0x00, 0x80, 0x01, 0x80, 0xa2,
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}
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assert.Equal(t, expected, writeBuffer.Bytes())
|
|
}
|
|
|
|
func Test_mk2Ser_SetStandby(t *testing.T) {
|
|
testIO := NewIOStub(nil)
|
|
m := &mk2Ser{
|
|
p: testIO,
|
|
ifaceAck: make(chan byte, 1),
|
|
}
|
|
|
|
go func() {
|
|
time.Sleep(10 * time.Millisecond)
|
|
m.pushInterfaceResponse(interfacePanelDetectFlag | interfaceStandbyFlag)
|
|
}()
|
|
|
|
err := m.SetStandby(true)
|
|
assert.NoError(t, err)
|
|
|
|
expected := []byte{
|
|
0x03, 0xff, 0x48, 0x03, 0xb3,
|
|
}
|
|
assert.Equal(t, expected, writeBuffer.Bytes())
|
|
}
|
|
|
|
func Test_mk2Ser_SetStandby_Disabled(t *testing.T) {
|
|
testIO := NewIOStub(nil)
|
|
m := &mk2Ser{
|
|
p: testIO,
|
|
ifaceAck: make(chan byte, 1),
|
|
}
|
|
|
|
go func() {
|
|
time.Sleep(10 * time.Millisecond)
|
|
m.pushInterfaceResponse(interfacePanelDetectFlag)
|
|
}()
|
|
|
|
err := m.SetStandby(false)
|
|
assert.NoError(t, err)
|
|
|
|
expected := []byte{
|
|
0x03, 0xff, 0x48, 0x01, 0xb5,
|
|
}
|
|
assert.Equal(t, expected, writeBuffer.Bytes())
|
|
}
|