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/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package env
import (
"testing"
"github.com/stretchr/testify/require"
"sigs.k8s.io/release-utils/env/internal"
"sigs.k8s.io/release-utils/env/internal/internalfakes"
)
func TestDefault(t *testing.T) {
for _, tc := range []struct {
prepare func(*internalfakes.FakeImpl)
defaultValue string
expected string
}{
{ // default LookupEnvReturns empty string and false
prepare: func(mock *internalfakes.FakeImpl) {
mock.LookupEnvReturns("", false)
},
defaultValue: "default",
expected: "default",
},
{ // default LookupEnvReturns empty string and true
prepare: func(mock *internalfakes.FakeImpl) {
mock.LookupEnvReturns("", true)
},
defaultValue: "default",
expected: "default",
},
{ // default LookupEnvReturns string and false
prepare: func(mock *internalfakes.FakeImpl) {
mock.LookupEnvReturns("value", false)
},
defaultValue: "default",
expected: "default",
},
{ // value is set
prepare: func(mock *internalfakes.FakeImpl) {
mock.LookupEnvReturns("value", true)
},
defaultValue: "default",
expected: "value",
},
} {
mock := &internalfakes.FakeImpl{}
tc.prepare(mock)
internal.Impl = mock
res := Default("key", tc.defaultValue)
require.Equal(t, tc.expected, res)
}
}
func TestIsSet(t *testing.T) {
for _, tc := range []struct {
prepare func(*internalfakes.FakeImpl)
expected bool
}{
{ // LookupEnvReturns false
prepare: func(mock *internalfakes.FakeImpl) {
mock.LookupEnvReturns("", false)
},
expected: false,
},
{ // LookupEnvReturns true
prepare: func(mock *internalfakes.FakeImpl) {
mock.LookupEnvReturns("", true)
},
expected: true,
},
} {
mock := &internalfakes.FakeImpl{}
tc.prepare(mock)
internal.Impl = mock
res := IsSet("key")
require.Equal(t, tc.expected, res)
}
}
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