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i2c: test coverage for Close() 

Signed-off-by: deadprogram <ron@hybridgroup.com>
This commit is contained in:
deadprogram 2017-03-20 18:21:12 +01:00
parent 647b3e3ba7
commit ca3a9bdbda
2 changed files with 10 additions and 4 deletions
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4
drivers/i2c/i2c.go
View File

@ -58,7 +58,7 @@ func NewConnection(bus sysfs.I2cDevice, address int) (connection *i2cConnection)
// Read data from an i2c device.
func (c *i2cConnection) Read(data []byte) (read int, err error) {
if err := c.bus.SetAddress(c.address); err != nil {
if err = c.bus.SetAddress(c.address); err != nil {
return 0, err
}
read, err = c.bus.Read(data)
@ -67,7 +67,7 @@ func (c *i2cConnection) Read(data []byte) (read int, err error) {
// Write data to an i2c device.
func (c *i2cConnection) Write(data []byte) (written int, err error) {
if err := c.bus.SetAddress(c.address); err != nil {
if err = c.bus.SetAddress(c.address); err != nil {
return 0, err
}
written, err = c.bus.Write(data)

10
drivers/i2c/i2c_test.go
View File

@ -3,10 +3,11 @@ package i2c
import (
"testing"
"gobot.io/x/gobot/gobottest"
"gobot.io/x/gobot/sysfs"
"syscall"
"unsafe"
"gobot.io/x/gobot/gobottest"
"gobot.io/x/gobot/sysfs"
)
func syscallImpl(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
@ -39,6 +40,11 @@ func TestI2CAddress(t *testing.T) {
gobottest.Assert(t, c.address, 0x66)
}
func TestI2CClose(t *testing.T) {
c := NewConnection(initI2CDevice(), 0x06)
gobottest.Assert(t, c.Close(), nil)
}
func TestI2CRead(t *testing.T) {
c := NewConnection(initI2CDevice(), 0x06)
i, _ := c.Read([]byte{})