mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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72 lines
1.5 KiB
Go
72 lines
1.5 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package componentconfig
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import (
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"strings"
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"testing"
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"github.com/spf13/pflag"
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)
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func TestIPVar(t *testing.T) {
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defaultIP := "0.0.0.0"
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cases := []struct {
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argc string
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expectErr bool
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expectVal string
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}{
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{
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argc: "blah --ip=1.2.3.4",
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expectVal: "1.2.3.4",
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},
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{
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argc: "blah --ip=1.2.3.4a",
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expectErr: true,
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expectVal: defaultIP,
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},
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}
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for _, c := range cases {
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fs := pflag.NewFlagSet("blah", pflag.PanicOnError)
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ip := defaultIP
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fs.Var(IPVar{&ip}, "ip", "the ip")
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var err error
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func() {
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defer func() {
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if r := recover(); r != nil {
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err = r.(error)
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}
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}()
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fs.Parse(strings.Split(c.argc, " "))
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}()
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if c.expectErr && err == nil {
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t.Errorf("did not observe an expected error")
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continue
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}
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if !c.expectErr && err != nil {
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t.Errorf("observed an unexpected error")
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continue
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}
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if c.expectVal != ip {
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t.Errorf("unexpected ip: expected %q, saw %q", c.expectVal, ip)
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}
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}
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}
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