mirror of https://github.com/containers/podman.git
74 lines
2.4 KiB
Go
74 lines
2.4 KiB
Go
package util
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import (
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"net"
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"testing"
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)
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func parseCIDR(n string) *net.IPNet {
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_, parsedNet, _ := net.ParseCIDR(n)
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return parsedNet
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}
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func TestFirstIPInSubnet(t *testing.T) {
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tests := []struct {
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name string
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args *net.IPNet
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want net.IP
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wantErr bool
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}{
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{"class b", parseCIDR("192.168.0.0/16"), net.ParseIP("192.168.0.1"), false},
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{"class c", parseCIDR("192.168.1.0/24"), net.ParseIP("192.168.1.1"), false},
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{"cidr /23", parseCIDR("192.168.0.0/23"), net.ParseIP("192.168.0.1"), false},
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{"cidr /25", parseCIDR("192.168.1.0/25"), net.ParseIP("192.168.1.1"), false},
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{"cidr /26", parseCIDR("172.16.1.128/26"), net.ParseIP("172.16.1.129"), false},
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{"class a", parseCIDR("10.0.0.0/8"), net.ParseIP("10.0.0.1"), false},
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{"cidr /32", parseCIDR("192.168.255.4/32"), net.ParseIP("192.168.255.4"), false},
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{"cidr /31", parseCIDR("192.168.255.4/31"), net.ParseIP("192.168.255.5"), false},
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}
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for _, tt := range tests {
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test := tt
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t.Run(test.name, func(t *testing.T) {
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got, err := FirstIPInSubnet(test.args)
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if (err != nil) != test.wantErr {
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t.Errorf("FirstIPInSubnet() error = %v, wantErr %v", err, test.wantErr)
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return
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}
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if !got.Equal(test.want) {
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t.Errorf("FirstIPInSubnet() got = %v, want %v", got, test.want)
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}
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})
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}
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}
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func TestLastIPInSubnet(t *testing.T) {
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tests := []struct {
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name string
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args *net.IPNet
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want net.IP
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wantErr bool
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}{
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{"class b", parseCIDR("192.168.0.0/16"), net.ParseIP("192.168.255.255"), false},
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{"class c", parseCIDR("192.168.1.0/24"), net.ParseIP("192.168.1.255"), false},
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{"cidr /23", parseCIDR("192.168.0.0/23"), net.ParseIP("192.168.1.255"), false},
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{"cidr /25", parseCIDR("192.168.1.0/25"), net.ParseIP("192.168.1.127"), false},
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{"cidr /26", parseCIDR("172.16.1.128/26"), net.ParseIP("172.16.1.191"), false},
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{"class a", parseCIDR("10.0.0.0/8"), net.ParseIP("10.255.255.255"), false},
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{"cidr /32", parseCIDR("192.168.255.4/32"), net.ParseIP("192.168.255.4"), false},
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{"cidr /31", parseCIDR("192.168.255.4/31"), net.ParseIP("192.168.255.5"), false},
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}
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for _, tt := range tests {
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test := tt
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t.Run(test.name, func(t *testing.T) {
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got, err := LastIPInSubnet(test.args)
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if (err != nil) != test.wantErr {
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t.Errorf("LastIPInSubnet() error = %v, wantErr %v", err, test.wantErr)
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return
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}
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if !got.Equal(test.want) {
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t.Errorf("LastIPInSubnet() got = %v, want %v", got, test.want)
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}
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})
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}
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}
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