ContainerImage.Pinniped/internal/concierge/impersonator/config_test.go

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// Copyright 2021 the Pinniped contributors. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
package impersonator
import (
"testing"
"github.com/stretchr/testify/require"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"go.pinniped.dev/internal/here"
)
func TestFromConfigMap(t *testing.T) {
tests := []struct {
name string
configMap *v1.ConfigMap
wantConfig *Config
wantError string
}{
{
name: "fully configured, valid config",
configMap: &v1.ConfigMap{
TypeMeta: metav1.TypeMeta{},
ObjectMeta: metav1.ObjectMeta{},
Data: map[string]string{
"config.yaml": here.Doc(`
mode: enabled
endpoint: https://proxy.example.com:8443/
tls:
certificateAuthoritySecretName: my-ca-crt
tlsSecretName: my-tls-certificate-and-key
`),
},
},
wantConfig: &Config{
Mode: "enabled",
Endpoint: "https://proxy.example.com:8443/",
TLS: &TLSConfig{
CertificateAuthoritySecretName: "my-ca-crt",
TLSSecretName: "my-tls-certificate-and-key",
},
},
},
{
name: "empty, valid config",
configMap: &v1.ConfigMap{
TypeMeta: metav1.TypeMeta{},
ObjectMeta: metav1.ObjectMeta{},
Data: map[string]string{
"config.yaml": "",
},
},
wantConfig: &Config{
Mode: "auto",
Endpoint: "",
TLS: nil,
},
},
{
name: "wrong key in configmap",
configMap: &v1.ConfigMap{
TypeMeta: metav1.TypeMeta{},
ObjectMeta: metav1.ObjectMeta{},
Data: map[string]string{
"wrong-key": "",
},
},
wantError: `ConfigMap is missing expected key "config.yaml"`,
},
{
name: "illegal yaml in configmap",
configMap: &v1.ConfigMap{
TypeMeta: metav1.TypeMeta{},
ObjectMeta: metav1.ObjectMeta{},
Data: map[string]string{
"config.yaml": "this is not yaml",
},
},
wantError: "decode yaml: error unmarshaling JSON: while decoding JSON: json: cannot unmarshal string into Go value of type impersonator.Config",
},
}
for _, tt := range tests {
test := tt
t.Run(test.name, func(t *testing.T) {
config, err := FromConfigMap(test.configMap)
require.Equal(t, test.wantConfig, config)
if test.wantError != "" {
require.EqualError(t, err, test.wantError)
} else {
require.NoError(t, err)
}
})
}
}