wrap ipset in proxy ipvs

pkg/proxy/ipvs/ipset_test.go

@@ -0,0 +1,49 @@
+/*
+Copyright 2017 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package ipvs
+
+import (
+	"testing"
+)
+
+func TestCheckIPSetVersion(t *testing.T) {
+	testCases := []struct {
+		vstring string
+		valid   bool
+	}{
+		// version less than "6.0" is not valid.
+		{"4.0", false},
+		{"5.1", false},
+		{"5.1.2", false},
+		// "7" is not a valid version string.
+		{"7", false},
+		{"6.0", true},
+		{"6.1", true},
+		{"6.19", true},
+		{"7.0", true},
+		{"8.1.2", true},
+		{"9.3.4.0", true},
+		{"total junk", false},
+	}
+
+	for i := range testCases {
+		valid := checkMinVersion(testCases[i].vstring)
+		if testCases[i].valid != valid {
+			t.Errorf("Expected result: %v, Got result: %v", testCases[i].valid, valid)
+		}
+	}
+}