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69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package util
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import (
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"os"
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"strconv"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestGetEnvAsStringOrFallback(t *testing.T) {
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const expected = "foo"
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assert := assert.New(t)
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key := "FLOCKER_SET_VAR"
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os.Setenv(key, expected)
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assert.Equal(expected, GetEnvAsStringOrFallback(key, "~"+expected))
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key = "FLOCKER_UNSET_VAR"
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assert.Equal(expected, GetEnvAsStringOrFallback(key, expected))
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}
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func TestGetEnvAsIntOrFallback(t *testing.T) {
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const expected = 1
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assert := assert.New(t)
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key := "FLOCKER_SET_VAR"
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os.Setenv(key, strconv.Itoa(expected))
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returnVal, _ := GetEnvAsIntOrFallback(key, 1)
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assert.Equal(expected, returnVal)
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key = "FLOCKER_UNSET_VAR"
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returnVal, _ = GetEnvAsIntOrFallback(key, expected)
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assert.Equal(expected, returnVal)
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}
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func TestGetEnvAsFloat64OrFallback(t *testing.T) {
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const expected = 1.0
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assert := assert.New(t)
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key := "FLOCKER_SET_VAR"
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os.Setenv(key, "1.0")
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returnVal, _ := GetEnvAsFloat64OrFallback(key, 2.0)
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assert.Equal(expected, returnVal)
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key = "FLOCKER_UNSET_VAR"
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returnVal, _ = GetEnvAsFloat64OrFallback(key, 1.0)
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assert.Equal(expected, returnVal)
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}
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