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54 lines
1.7 KiB
Go
54 lines
1.7 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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 storage
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import (
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"testing"
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"time"
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)
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func TestTimeBudget(t *testing.T) {
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budget := &timeBudget{
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budget: time.Duration(0),
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maxBudget: time.Duration(200),
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}
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if res := budget.takeAvailable(); res != time.Duration(0) {
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t.Errorf("Expected: %v, got: %v", time.Duration(0), res)
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}
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budget.budget = time.Duration(100)
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if res := budget.takeAvailable(); res != time.Duration(100) {
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t.Errorf("Expected: %v, got: %v", time.Duration(100), res)
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}
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if res := budget.takeAvailable(); res != time.Duration(0) {
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t.Errorf("Expected: %v, got: %v", time.Duration(0), res)
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}
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budget.returnUnused(time.Duration(50))
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if res := budget.takeAvailable(); res != time.Duration(50) {
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t.Errorf("Expected: %v, got: %v", time.Duration(50), res)
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}
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budget.budget = time.Duration(100)
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budget.returnUnused(-time.Duration(50))
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if res := budget.takeAvailable(); res != time.Duration(100) {
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t.Errorf("Expected: %v, got: %v", time.Duration(100), res)
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}
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// test overflow.
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budget.returnUnused(time.Duration(500))
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if res := budget.takeAvailable(); res != time.Duration(200) {
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t.Errorf("Expected: %v, got: %v", time.Duration(200), res)
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}
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}
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