mirror of
https://github.com/prometheus/prometheus.git
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51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
// Copyright 2020 The Prometheus 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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package pool
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import (
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"testing"
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"github.com/prometheus/prometheus/util/testutil"
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)
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func makeFunc(size int) interface{} {
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return make([]int, 0, size)
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}
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func TestPool(t *testing.T) {
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testPool := New(1, 8, 2, makeFunc)
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cases := []struct {
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size int
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expectedCap int
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}{
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{
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size: -1,
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expectedCap: 1,
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},
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{
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size: 3,
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expectedCap: 4,
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},
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{
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size: 10,
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expectedCap: 10,
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},
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}
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for _, c := range cases {
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ret := testPool.Get(c.size)
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testutil.Equals(t, c.expectedCap, cap(ret.([]int)))
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testPool.Put(ret)
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}
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}
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