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Network tests

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This commit is contained in:
Andrea Luzzardi 2013-02-21 18:34:35 -08:00
parent e0e49b9a22
commit 149badc22b
1 changed files with 101 additions and 0 deletions
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101
network_test.go Normal file
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package docker
import (
"net"
"testing"
)
func TestNetworkRange(t *testing.T) {
// Simple class C test
_, network, _ := net.ParseCIDR("192.168.0.1/24")
first, last := networkRange(network)
if !first.Equal(net.ParseIP("192.168.0.0")) {
t.Error(first.String())
}
if !last.Equal(net.ParseIP("192.168.0.255")) {
t.Error(last.String())
}
if size, err := networkSize(network.Mask); err != nil || size != 256 {
t.Error(size, err)
}
// Class A test
_, network, _ = net.ParseCIDR("10.0.0.1/8")
first, last = networkRange(network)
if !first.Equal(net.ParseIP("10.0.0.0")) {
t.Error(first.String())
}
if !last.Equal(net.ParseIP("10.255.255.255")) {
t.Error(last.String())
}
if size, err := networkSize(network.Mask); err != nil || size != 16777216 {
t.Error(size, err)
}
// Class A, random IP address
_, network, _ = net.ParseCIDR("10.1.2.3/8")
first, last = networkRange(network)
if !first.Equal(net.ParseIP("10.0.0.0")) {
t.Error(first.String())
}
if !last.Equal(net.ParseIP("10.255.255.255")) {
t.Error(last.String())
}
// 32bit mask
_, network, _ = net.ParseCIDR("10.1.2.3/32")
first, last = networkRange(network)
if !first.Equal(net.ParseIP("10.1.2.3")) {
t.Error(first.String())
}
if !last.Equal(net.ParseIP("10.1.2.3")) {
t.Error(last.String())
}
if size, err := networkSize(network.Mask); err != nil || size != 1 {
t.Error(size, err)
}
// 31bit mask
_, network, _ = net.ParseCIDR("10.1.2.3/31")
first, last = networkRange(network)
if !first.Equal(net.ParseIP("10.1.2.2")) {
t.Error(first.String())
}
if !last.Equal(net.ParseIP("10.1.2.3")) {
t.Error(last.String())
}
if size, err := networkSize(network.Mask); err != nil || size != 2 {
t.Error(size, err)
}
// 26bit mask
_, network, _ = net.ParseCIDR("10.1.2.3/26")
first, last = networkRange(network)
if !first.Equal(net.ParseIP("10.1.2.0")) {
t.Error(first.String())
}
if !last.Equal(net.ParseIP("10.1.2.63")) {
t.Error(last.String())
}
if size, err := networkSize(network.Mask); err != nil || size != 64 {
t.Error(size, err)
}
}
func TestConversion(t *testing.T) {
ip := net.ParseIP("127.0.0.1")
i, err := ipToInt(ip)
if err != nil {
t.Fatal(err)
}
if i == 0 {
t.Fatal("converted to zero")
}
conv, err := intToIp(i)
if err != nil {
t.Fatal(err)
}
if !ip.Equal(conv) {
t.Error(conv.String())
}
}