namedcertkey_flag_test.go

Documentation: k8s.io/component-base/cli/flag

     1  /*
     2  Copyright 2016 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 flag
    18  
    19  import (
    20  	"fmt"
    21  	"reflect"
    22  	"strings"
    23  	"testing"
    24  
    25  	"github.com/spf13/pflag"
    26  )
    27  
    28  func TestNamedCertKeyArrayFlag(t *testing.T) {
    29  	tests := []struct {
    30  		args       []string
    31  		def        []NamedCertKey
    32  		expected   []NamedCertKey
    33  		parseError string
    34  	}{
    35  		{
    36  			args:     []string{},
    37  			expected: nil,
    38  		},
    39  		{
    40  			args: []string{"foo.crt,foo.key"},
    41  			expected: []NamedCertKey{{
    42  				KeyFile:  "foo.key",
    43  				CertFile: "foo.crt",
    44  			}},
    45  		},
    46  		{
    47  			args: []string{"  foo.crt , foo.key    "},
    48  			expected: []NamedCertKey{{
    49  				KeyFile:  "foo.key",
    50  				CertFile: "foo.crt",
    51  			}},
    52  		},
    53  		{
    54  			args: []string{"foo.crt,foo.key:abc"},
    55  			expected: []NamedCertKey{{
    56  				KeyFile:  "foo.key",
    57  				CertFile: "foo.crt",
    58  				Names:    []string{"abc"},
    59  			}},
    60  		},
    61  		{
    62  			args: []string{"foo.crt,foo.key: abc  "},
    63  			expected: []NamedCertKey{{
    64  				KeyFile:  "foo.key",
    65  				CertFile: "foo.crt",
    66  				Names:    []string{"abc"},
    67  			}},
    68  		},
    69  		{
    70  			args:       []string{"foo.crt,foo.key:"},
    71  			parseError: "empty names list is not allowed",
    72  		},
    73  		{
    74  			args:       []string{""},
    75  			parseError: "expected comma separated certificate and key file paths",
    76  		},
    77  		{
    78  			args:       []string{"   "},
    79  			parseError: "expected comma separated certificate and key file paths",
    80  		},
    81  		{
    82  			args:       []string{"a,b,c"},
    83  			parseError: "expected comma separated certificate and key file paths",
    84  		},
    85  		{
    86  			args: []string{"foo.crt,foo.key:abc,def,ghi"},
    87  			expected: []NamedCertKey{{
    88  				KeyFile:  "foo.key",
    89  				CertFile: "foo.crt",
    90  				Names:    []string{"abc", "def", "ghi"},
    91  			}},
    92  		},
    93  		{
    94  			args: []string{"foo.crt,foo.key:*.*.*"},
    95  			expected: []NamedCertKey{{
    96  				KeyFile:  "foo.key",
    97  				CertFile: "foo.crt",
    98  				Names:    []string{"*.*.*"},
    99  			}},
   100  		},
   101  		{
   102  			args: []string{"foo.crt,foo.key", "bar.crt,bar.key"},
   103  			expected: []NamedCertKey{{
   104  				KeyFile:  "foo.key",
   105  				CertFile: "foo.crt",
   106  			}, {
   107  				KeyFile:  "bar.key",
   108  				CertFile: "bar.crt",
   109  			}},
   110  		},
   111  	}
   112  	for i, test := range tests {
   113  		fs := pflag.NewFlagSet("testNamedCertKeyArray", pflag.ContinueOnError)
   114  		var nkcs []NamedCertKey
   115  		nkcs = append(nkcs, test.def...)
   116  
   117  		fs.Var(NewNamedCertKeyArray(&nkcs), "tls-sni-cert-key", "usage")
   118  
   119  		args := []string{}
   120  		for _, a := range test.args {
   121  			args = append(args, fmt.Sprintf("--tls-sni-cert-key=%s", a))
   122  		}
   123  
   124  		err := fs.Parse(args)
   125  		if test.parseError != "" {
   126  			if err == nil {
   127  				t.Errorf("%d: expected error %q, got nil", i, test.parseError)
   128  			} else if !strings.Contains(err.Error(), test.parseError) {
   129  				t.Errorf("%d: expected error %q, got %q", i, test.parseError, err)
   130  			}
   131  		} else if err != nil {
   132  			t.Errorf("%d: expected nil error, got %v", i, err)
   133  		}
   134  		if !reflect.DeepEqual(nkcs, test.expected) {
   135  			t.Errorf("%d: expected %+v, got %+v", i, test.expected, nkcs)
   136  		}
   137  	}
   138  }
   139
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