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|
package kube
import (
"testing"
"github.com/stretchr/testify/assert"
v1 "k8s.io/api/core/v1"
v12 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func TestEnvVarsFromConfigMap(t *testing.T) {
tests := []struct {
name string
envFrom v1.EnvFromSource
configMapList []v1.ConfigMap
expected map[string]string
}{
{
"ConfigMapExists",
v1.EnvFromSource{
ConfigMapRef: &v1.ConfigMapEnvSource{
LocalObjectReference: v1.LocalObjectReference{
Name: "foo",
},
},
},
configMapList,
map[string]string{
"myvar": "foo",
},
},
{
"ConfigMapDoesNotExist",
v1.EnvFromSource{
ConfigMapRef: &v1.ConfigMapEnvSource{
LocalObjectReference: v1.LocalObjectReference{
Name: "doesnotexist",
},
},
},
configMapList,
map[string]string{},
},
{
"EmptyConfigMapList",
v1.EnvFromSource{
ConfigMapRef: &v1.ConfigMapEnvSource{
LocalObjectReference: v1.LocalObjectReference{
Name: "foo",
},
},
},
[]v1.ConfigMap{},
map[string]string{},
},
}
for _, test := range tests {
test := test
t.Run(test.name, func(t *testing.T) {
result := envVarsFromConfigMap(test.envFrom, test.configMapList)
assert.Equal(t, test.expected, result)
})
}
}
func TestEnvVarValue(t *testing.T) {
tests := []struct {
name string
envVar v1.EnvVar
configMapList []v1.ConfigMap
expected string
}{
{
"ConfigMapExists",
v1.EnvVar{
Name: "FOO",
ValueFrom: &v1.EnvVarSource{
ConfigMapKeyRef: &v1.ConfigMapKeySelector{
LocalObjectReference: v1.LocalObjectReference{
Name: "foo",
},
Key: "myvar",
},
},
},
configMapList,
"foo",
},
{
"ContainerKeyDoesNotExistInConfigMap",
v1.EnvVar{
Name: "FOO",
ValueFrom: &v1.EnvVarSource{
ConfigMapKeyRef: &v1.ConfigMapKeySelector{
LocalObjectReference: v1.LocalObjectReference{
Name: "foo",
},
Key: "doesnotexist",
},
},
},
configMapList,
"",
},
{
"ConfigMapDoesNotExist",
v1.EnvVar{
Name: "FOO",
ValueFrom: &v1.EnvVarSource{
ConfigMapKeyRef: &v1.ConfigMapKeySelector{
LocalObjectReference: v1.LocalObjectReference{
Name: "doesnotexist",
},
Key: "myvar",
},
},
},
configMapList,
"",
},
{
"EmptyConfigMapList",
v1.EnvVar{
Name: "FOO",
ValueFrom: &v1.EnvVarSource{
ConfigMapKeyRef: &v1.ConfigMapKeySelector{
LocalObjectReference: v1.LocalObjectReference{
Name: "foo",
},
Key: "myvar",
},
},
},
[]v1.ConfigMap{},
"",
},
}
for _, test := range tests {
test := test
t.Run(test.name, func(t *testing.T) {
result := envVarValue(test.envVar, test.configMapList)
assert.Equal(t, test.expected, result)
})
}
}
var configMapList = []v1.ConfigMap{
{
TypeMeta: v12.TypeMeta{
Kind: "ConfigMap",
},
ObjectMeta: v12.ObjectMeta{
Name: "bar",
},
Data: map[string]string{
"myvar": "bar",
},
},
{
TypeMeta: v12.TypeMeta{
Kind: "ConfigMap",
},
ObjectMeta: v12.ObjectMeta{
Name: "foo",
},
Data: map[string]string{
"myvar": "foo",
},
},
}
|
