42 lines
1.4 KiB
Go
42 lines
1.4 KiB
Go
package cp3000
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func TestCalcChecksum(t *testing.T) {
|
|
var buffer bytes.Buffer
|
|
fmt.Fprintf(&buffer, `$00`)
|
|
assert.Equal(t, uint8(0x00), calcChecksum(buffer), `Expected checksum of $00 equals to 00`)
|
|
|
|
buffer.Reset()
|
|
fmt.Fprintf(&buffer, `$SENDSMS,"0655866244","I still know what you did last summer"`)
|
|
assert.Equal(t, uint8(0x5C), calcChecksum(buffer), `Expected checksum of \"$SENDSMS,"0655866244","I still know what you
|
|
did last summer"\" equals to 5C`)
|
|
|
|
buffer.Reset()
|
|
fmt.Fprintf(&buffer, `$SENDSMS,"I still know what you did last summer","0629584133"`)
|
|
assert.Equal(t, uint8(0x55), calcChecksum(buffer), `Expected checksum of \"$SENDSMS,"0629584133","I still know what you
|
|
did last summer"\" equals to 55.`)
|
|
|
|
buffer.Reset()
|
|
fmt.Fprintf(&buffer, `$SENDSMS,"0629584133","Rik is cool"`)
|
|
assert.Equal(t, uint8(0x11), calcChecksum(buffer), `Expected checksum of \"$SENDSMS,"0629584133","Rik is cool"\"
|
|
equals to 11.`)
|
|
|
|
buffer.Reset()
|
|
fmt.Fprintf(&buffer, `SENDSMS,"0629584133","Rik is cool"*`)
|
|
assert.Equal(t, uint8(0x11), calcChecksum(buffer), `Expected checksum of \"SENDSMS,"0629584133","Rik is cool*"\"
|
|
equals to 11.`)
|
|
|
|
buffer.Reset()
|
|
fmt.Fprintf(&buffer, `SENDSMS,"0629584133","Rik i*s cool"*`)
|
|
assert.Equal(t, uint8(0x3b), calcChecksum(buffer), `Expected checksum of \"SENDSMS,"0629584133","Rik i*s cool*"\"
|
|
equals to 3b.`)
|
|
|
|
}
|