k8s.io/kubernetes@v1.31.0-alpha.0.0.20240520171757-56147500dadc/cmd/kube-apiserver/app/options/completion_test.go (about)

     1  /*
     2  Copyright 2019 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package options
    18  
    19  import (
    20  	"testing"
    21  )
    22  
    23  func TestGetServiceIPAndRanges(t *testing.T) {
    24  	tests := []struct {
    25  		body                    string
    26  		apiServerServiceIP      string
    27  		primaryServiceIPRange   string
    28  		secondaryServiceIPRange string
    29  		expectedError           bool
    30  	}{
    31  		{"", "10.0.0.1", "10.0.0.0/24", "<nil>", false},
    32  		{"192.0.2.1/24", "192.0.2.1", "192.0.2.0/24", "<nil>", false},
    33  		{"192.0.2.1/24,192.168.128.0/17", "192.0.2.1", "192.0.2.0/24", "192.168.128.0/17", false},
    34  		// Dual stack IPv4/IPv6
    35  		{"192.0.2.1/24,2001:db2:1:3:4::1/112", "192.0.2.1", "192.0.2.0/24", "2001:db2:1:3:4::/112", false},
    36  		// Dual stack IPv6/IPv4
    37  		{"2001:db2:1:3:4::1/112,192.0.2.1/24", "2001:db2:1:3:4::1", "2001:db2:1:3:4::/112", "192.0.2.0/24", false},
    38  
    39  		{"192.0.2.1/30,192.168.128.0/17", "<nil>", "<nil>", "<nil>", true},
    40  		// Invalid ip range[0] IPv4 mask
    41  		{"192.0.2.1/33,192.168.128.0/17", "<nil>", "<nil>", "<nil>", true},
    42  		// Invalid ip range[1] IPv4 mask
    43  		{"192.0.2.1/24,192.168.128.0/33", "<nil>", "<nil>", "<nil>", true},
    44  		// Invalid ip range[0] IPv6 mask
    45  		{"2001:db2:1:3:4::1/129,192.0.2.1/24", "<nil>", "<nil>", "<nil>", true},
    46  		// Invalid ip range[1] IPv6 mask
    47  		{"192.0.2.1/24,2001:db2:1:3:4::1/129", "<nil>", "<nil>", "<nil>", true},
    48  		// Invalid ip range[0] missing IPv4 mask
    49  		{"192.0.2.1,192.168.128.0/17", "<nil>", "<nil>", "<nil>", true},
    50  		// Invalid ip range[1] missing IPv4 mask
    51  		{"192.0.2.1/24,192.168.128.1", "<nil>", "<nil>", "<nil>", true},
    52  		// Invalid ip range[0] missing IPv6 mask
    53  		{"2001:db2:1:3:4::1,192.0.2.1/24", "<nil>", "<nil>", "<nil>", true},
    54  		// Invalid ip range[1] missing IPv6 mask
    55  		{"192.0.2.1/24,2001:db2:1:3:4::1", "<nil>", "<nil>", "<nil>", true},
    56  		// Invalid ip range[0] IP address format
    57  		{"bad.ip.range,192.168.0.2/24", "<nil>", "<nil>", "<nil>", true},
    58  		// Invalid ip range[1] IP address format
    59  		{"192.168.0.2/24,bad.ip.range", "<nil>", "<nil>", "<nil>", true},
    60  	}
    61  
    62  	for _, test := range tests {
    63  		apiServerServiceIP, primaryServiceIPRange, secondaryServiceIPRange, err := getServiceIPAndRanges(test.body)
    64  
    65  		if apiServerServiceIP.String() != test.apiServerServiceIP {
    66  			t.Errorf("expected apiServerServiceIP: %s, got: %s", test.apiServerServiceIP, apiServerServiceIP.String())
    67  		}
    68  
    69  		if primaryServiceIPRange.String() != test.primaryServiceIPRange {
    70  			t.Errorf("expected primaryServiceIPRange: %s, got: %s", test.primaryServiceIPRange, primaryServiceIPRange.String())
    71  		}
    72  
    73  		if secondaryServiceIPRange.String() != test.secondaryServiceIPRange {
    74  			t.Errorf("expected secondaryServiceIPRange: %s, got: %s", test.secondaryServiceIPRange, secondaryServiceIPRange.String())
    75  		}
    76  
    77  		if (err == nil) == test.expectedError {
    78  			t.Errorf("expected err to be: %t, but it was %t", test.expectedError, !test.expectedError)
    79  		}
    80  	}
    81  }