istio

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// Copyright Istio 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 dependencies
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import (
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	"testing"
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	utilversion "k8s.io/apimachinery/pkg/util/version"
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	"istio.io/istio/pkg/test/util/assert"
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)
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func TestOverrideVersionIsCorrectlyParsed(t *testing.T) {
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	cases := []struct {
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		name string
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		ver  string
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		want *utilversion.Version
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	}{
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		{
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			name: "jammy nft",
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			ver:  "iptables v1.8.7 (nf_tables)",
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			want: utilversion.MustParseGeneric("1.8.7"),
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		},
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		{
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			name: "jammy legacy",
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			ver:  "iptables v1.8.7 (legacy)",
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			want: utilversion.MustParseGeneric("1.8.7"),
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		},
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		{
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			name: "xenial",
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			ver:  "iptables v1.6.0",
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			want: utilversion.MustParseGeneric("1.6.0"),
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		},
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		{
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			name: "bionic",
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			ver:  "iptables v1.6.1",
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			want: utilversion.MustParseGeneric("1.6.1"),
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		},
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		{
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			name: "centos 7",
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			ver:  "iptables v1.4.21",
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			want: utilversion.MustParseGeneric("1.4.21"),
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		},
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		{
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			name: "centos 8",
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			ver:  "iptables v1.8.4 (nf_tables)",
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			want: utilversion.MustParseGeneric("1.8.4"),
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		},
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		{
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			name: "alpine 3.18",
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			ver:  "iptables v1.8.9 (legacy)",
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			want: utilversion.MustParseGeneric("1.8.9"),
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		},
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	}
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	for _, tt := range cases {
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		t.Run(tt.name, func(t *testing.T) {
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			got, err := parseIptablesVer(tt.ver)
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			if err != nil {
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				t.Fatal(err)
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			}
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			assert.Equal(t, got.String(), tt.want.String())
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		})
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	}
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}
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