func TestIgnoredNetworkDevices(t *testing.T) {
fakeSys := fakesysfs.FakeSysFs{}
ignoredDevices := []string{"veth1234", "lo", "docker0"}
for _, name := range ignoredDevices {
fakeSys.SetEntryName(name)
devs, err := GetNetworkDevices(&fakeSys)
if err != nil {
t.Errorf("expected call to GetNetworkDevices() to succeed. Failed with %s", err)
}
if len(devs) != 0 {
t.Errorf("expected dev %s to be ignored, but got info %+v", name, devs)
}
}
}
func TestGetNetworkDevices(t *testing.T) {
fakeSys := fakesysfs.FakeSysFs{}
fakeSys.SetEntryName("eth0")
devs, err := GetNetworkDevices(&fakeSys)
if err != nil {
t.Errorf("expected call to GetNetworkDevices() to succeed. Failed with %s", err)
}
if len(devs) != 1 {
t.Errorf("expected to get one network device. Got %d", len(devs))
}
eth := devs[0]
if eth.Name != "eth0" {
t.Errorf("expected to find device with name eth0. Found name %q", eth.Name)
}
if eth.Mtu != 1024 {
t.Errorf("expected mtu to be set to 1024. Found %d", eth.Mtu)
}
if eth.Speed != 1000 {
t.Errorf("expected device speed to be set to 1000. Found %d", eth.Speed)
}
if eth.MacAddress != "42:01:02:03:04:f4" {
t.Errorf("expected mac address to be '42:01:02:03:04:f4'. Found %q", eth.MacAddress)
}
}