Cleaning code to please the linter

Added feature for #145
Fix bug #145

openwrt/network.go

@@ -24,7 +24,7 @@ func NewNetworkWithExecutor(exe Executor) *Network {
 	return &Network{exec}
 }
 
-// ListInterfaces list all available interfaces on a system using "ip" commmand
+// ListInterfaces list all available interfaces on a system using "ip" command
 func (n *Network) ListInterfaces() []net.Interface {
 	var result []net.Interface
 	ifaces, err := net.Interfaces()

openwrt/uci_test.go

@@ -22,6 +22,15 @@ func TestUCIAdd(t *testing.T) {
 	}
 }
 
+func TestUCIAddFailed(t *testing.T) {
+	exec := createMockExecutor("", "BigError", 3)
+	uci := NewUCIWithExecutor(exec)
+	res := uci.Add("wireless", "test")
+	if res.ReturnCode != 3 {
+		t.Error("Bad Return Code !")
+	}
+}
+
 func TestUCIDelete(t *testing.T) {
 	exec := createMockExecutor("", "", 0)
 	uci := NewUCIWithExecutor(exec)

openwrt/wifi.go

@@ -61,7 +61,7 @@ func (w *Wifi) parseWifiCells(stdout string) int {
 	return 0
 }
 
-// GetWifiCells retrieves all availabe wifi cells for a card !
+// GetWifiCells retrieves all available wifi cells for a card !
 func (w *Wifi) GetWifiCells() int {
 	res := w.exec.Run("iwinfo", w.iface, "scan")
 	if res.ReturnCode != 0 {