147 lines
3.1 KiB
Go
147 lines
3.1 KiB
Go
// Copyright 2019 the Kilo authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package mesh
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import (
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"net"
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"testing"
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)
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func TestNewAllocator(t *testing.T) {
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_, c1, err := net.ParseCIDR("10.1.0.0/16")
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if err != nil {
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t.Fatalf("failed to parse CIDR: %v", err)
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}
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a1 := newAllocator(*c1)
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_, c2, err := net.ParseCIDR("10.1.0.0/32")
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if err != nil {
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t.Fatalf("failed to parse CIDR: %v", err)
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}
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a2 := newAllocator(*c2)
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_, c3, err := net.ParseCIDR("10.1.0.0/31")
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if err != nil {
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t.Fatalf("failed to parse CIDR: %v", err)
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}
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a3 := newAllocator(*c3)
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for _, tc := range []struct {
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name string
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a *allocator
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next string
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}{
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{
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name: "10.1.0.0/16 first",
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a: a1,
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next: "10.1.0.1/32",
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},
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{
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name: "10.1.0.0/16 second",
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a: a1,
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next: "10.1.0.2/32",
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},
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{
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name: "10.1.0.0/32",
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a: a2,
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next: "<nil>",
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},
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{
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name: "10.1.0.0/31 first",
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a: a3,
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next: "10.1.0.1/32",
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},
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{
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name: "10.1.0.0/31 second",
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a: a3,
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next: "<nil>",
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},
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} {
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next := tc.a.next()
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if next.String() != tc.next {
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t.Errorf("test case %q: expected %s, got %s", tc.name, tc.next, next.String())
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}
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}
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}
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func TestReady(t *testing.T) {
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internalIP := oneAddressCIDR(net.ParseIP("1.1.1.1"))
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externalIP := oneAddressCIDR(net.ParseIP("2.2.2.2"))
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for _, tc := range []struct {
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name string
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node *Node
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ready bool
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}{
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{
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name: "nil",
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node: nil,
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ready: false,
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},
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{
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name: "empty fields",
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node: &Node{},
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ready: false,
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},
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{
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name: "empty external IP",
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node: &Node{
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InternalIP: internalIP,
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Key: []byte{},
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Subnet: &net.IPNet{IP: net.ParseIP("10.2.0.0"), Mask: net.CIDRMask(16, 32)},
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},
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ready: false,
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},
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{
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name: "empty internal IP",
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node: &Node{
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ExternalIP: externalIP,
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Key: []byte{},
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Subnet: &net.IPNet{IP: net.ParseIP("10.2.0.0"), Mask: net.CIDRMask(16, 32)},
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},
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ready: false,
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},
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{
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name: "empty key",
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node: &Node{
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ExternalIP: externalIP,
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InternalIP: internalIP,
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Subnet: &net.IPNet{IP: net.ParseIP("10.2.0.0"), Mask: net.CIDRMask(16, 32)},
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},
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ready: false,
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},
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{
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name: "empty subnet",
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node: &Node{
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ExternalIP: externalIP,
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InternalIP: internalIP,
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Key: []byte{},
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},
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ready: false,
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},
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{
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name: "valid",
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node: &Node{
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ExternalIP: externalIP,
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InternalIP: internalIP,
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Key: []byte{},
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Subnet: &net.IPNet{IP: net.ParseIP("10.2.0.0"), Mask: net.CIDRMask(16, 32)},
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},
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ready: true,
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},
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} {
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ready := tc.node.Ready()
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if ready != tc.ready {
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t.Errorf("test case %q: expected %t, got %t", tc.name, tc.ready, ready)
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}
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}
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}
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