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raspi-alpine-builder/network_test.go

117 lines
2.5 KiB
Go

package alpine_builder
import (
"io/ioutil"
"os"
"testing"
"github.com/stretchr/testify/assert"
)
func init() {
networkConfig = "test_interfaces"
}
func TestGetNetworkInfo(t *testing.T) {
ass := assert.New(t)
// file does not exist
_, err := GetNetworkInfo()
ass.EqualError(err, "failed to open network config: open test_interfaces: no such file or directory")
// invalid config file
ass.NoError(ioutil.WriteFile(networkConfig, []byte(""), os.ModePerm))
_, err = GetNetworkInfo()
ass.EqualError(err, "invalid network config")
// dynamic config
ass.NoError(ioutil.WriteFile(networkConfig, []byte(`auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp`), os.ModePerm))
info, err := GetNetworkInfo()
ass.NoError(err)
ass.False(info.IsStatic)
// static config
ass.NoError(ioutil.WriteFile(networkConfig, []byte(`auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 1.2.3.4
netmask 255.255.255.0
gateway 4.3.2.1`), os.ModePerm))
info, err = GetNetworkInfo()
ass.NoError(err)
ass.True(info.IsStatic)
ass.Equal("1.2.3.4", info.Address)
ass.Equal("255.255.255.0", info.Netmask)
ass.Equal("4.3.2.1", info.Gateway)
_ = os.Remove(networkConfig)
}
func TestNetworkEnableDHCP(t *testing.T) {
ass := assert.New(t)
// file does not exist
_, err := GetNetworkInfo()
ass.EqualError(err, "failed to open network config: open test_interfaces: no such file or directory")
ass.NoError(ioutil.WriteFile(networkConfig, []byte(`auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 1.2.3.4
netmask 255.255.255.0
gateway 4.3.2.1`), os.ModePerm))
ass.NoError(NetworkEnableDHCP())
data, err := ioutil.ReadFile(networkConfig)
ass.NoError(err)
ass.Equal(`auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
`, string(data))
_ = os.Remove(networkConfig)
}
func TestNetworkSetStatic(t *testing.T) {
ass := assert.New(t)
// file does not exist
_, err := GetNetworkInfo()
ass.EqualError(err, "failed to open network config: open test_interfaces: no such file or directory")
ass.NoError(ioutil.WriteFile(networkConfig, []byte(`auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp`), os.ModePerm))
ass.NoError(NetworkSetStatic("1.2.3.4", "255.255.255.0", "4.3.2.1"))
data, err := ioutil.ReadFile(networkConfig)
ass.NoError(err)
ass.Equal(`auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 1.2.3.4
netmask 255.255.255.0
gateway 4.3.2.1
`, string(data))
_ = os.Remove(networkConfig)
}