sigs.k8s.io/cluster-api@v1.7.1/cmd/clusterctl/client/config/variables_client_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 config
    18  
    19  import (
    20  	"testing"
    21  
    22  	. "github.com/onsi/gomega"
    23  
    24  	"sigs.k8s.io/cluster-api/cmd/clusterctl/internal/test"
    25  )
    26  
    27  // Ensures FakeReader implements the Reader interface.
    28  var _ Reader = &test.FakeReader{}
    29  
    30  // Ensures the FakeVariableClient implements VariablesClient.
    31  var _ VariablesClient = &test.FakeVariableClient{}
    32  
    33  func Test_variables_Get(t *testing.T) {
    34  	reader := test.NewFakeReader().WithVar("foo", "bar")
    35  
    36  	type args struct {
    37  		key string
    38  	}
    39  	tests := []struct {
    40  		name    string
    41  		args    args
    42  		want    string
    43  		wantErr bool
    44  	}{
    45  		{
    46  			name: "Returns value if the variable exists",
    47  			args: args{
    48  				key: "foo",
    49  			},
    50  			want:    "bar",
    51  			wantErr: false,
    52  		},
    53  		{
    54  			name: "Returns error if the variable does not exist",
    55  			args: args{
    56  				key: "baz",
    57  			},
    58  			wantErr: true,
    59  		},
    60  	}
    61  	for _, tt := range tests {
    62  		t.Run(tt.name, func(t *testing.T) {
    63  			g := NewWithT(t)
    64  			p := &variablesClient{
    65  				reader: reader,
    66  			}
    67  			got, err := p.Get(tt.args.key)
    68  			if tt.wantErr {
    69  				g.Expect(err).To(HaveOccurred())
    70  				return
    71  			}
    72  
    73  			g.Expect(err).ToNot(HaveOccurred())
    74  			g.Expect(got).To(Equal(tt.want))
    75  		})
    76  	}
    77  }