mirror of https://github.com/k3s-io/k3s.git
85 lines
2.0 KiB
Go
85 lines
2.0 KiB
Go
package util
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import (
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"net"
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"reflect"
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"testing"
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"github.com/urfave/cli"
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)
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func Test_UnitParseStringSliceToIPs(t *testing.T) {
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tests := []struct {
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name string
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arg cli.StringSlice
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want []net.IP
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wantErr bool
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}{
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{
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name: "nil string slice must return no errors",
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arg: nil,
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want: nil,
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},
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{
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name: "empty string slice must return no errors",
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arg: cli.StringSlice{},
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want: nil,
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},
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{
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name: "single element slice with correct IP must succeed",
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arg: cli.StringSlice{"10.10.10.10"},
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want: []net.IP{net.ParseIP("10.10.10.10")},
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},
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{
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name: "single element slice with correct IP list must succeed",
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arg: cli.StringSlice{"10.10.10.10,10.10.10.11"},
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want: []net.IP{
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net.ParseIP("10.10.10.10"),
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net.ParseIP("10.10.10.11"),
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},
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},
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{
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name: "multi element slice with correct IP list must succeed",
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arg: cli.StringSlice{"10.10.10.10,10.10.10.11", "10.10.10.12,10.10.10.13"},
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want: []net.IP{
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net.ParseIP("10.10.10.10"),
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net.ParseIP("10.10.10.11"),
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net.ParseIP("10.10.10.12"),
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net.ParseIP("10.10.10.13"),
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},
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},
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{
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name: "single element slice with correct IP list with trailing comma must fail",
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arg: cli.StringSlice{"10.10.10.10,"},
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want: nil,
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wantErr: true,
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},
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{
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name: "single element slice with incorrect IP (overflow) must fail",
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arg: cli.StringSlice{"10.10.10.256"},
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want: nil,
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wantErr: true,
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},
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{
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name: "single element slice with incorrect IP (foreign symbols) must fail",
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arg: cli.StringSlice{"xxx.yyy.zzz.www"},
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want: nil,
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wantErr: true,
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},
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}
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for _, tt := range tests {
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t.Run(
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tt.name, func(t *testing.T) {
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got, err := ParseStringSliceToIPs(tt.arg)
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if (err != nil) != tt.wantErr {
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t.Errorf("ParseStringSliceToIPs() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("ParseStringSliceToIPs() = %v, want %v", got, tt.want)
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}
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},
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)
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}
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}
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