mirror of https://github.com/dapr/kit.git
60 lines
1.6 KiB
Go
60 lines
1.6 KiB
Go
/*
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Copyright 2023 The Dapr 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 byteslicepool
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestByteSlicePool(t *testing.T) {
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minCap := 32
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pool := NewByteSlicePool(minCap)
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bs := pool.Get(minCap)
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assert.Empty(t, bs)
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assert.Equal(t, minCap, cap(bs))
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pool.Put(bs)
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bs2 := pool.Get(minCap)
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assert.Equal(t, &bs, &bs2)
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assert.Equal(t, minCap, cap(bs2))
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for range minCap {
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bs2 = append(bs2, 0)
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}
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// Less than minCap
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// Capacity will not change after resize
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size2 := 16
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bs2 = pool.Resize(bs2, size2)
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assert.Equal(t, size2, len(bs2)) //nolint:testifylint
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assert.Equal(t, minCap, cap(bs2))
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// Less than twice the minCap
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// Will automatically expand to twice the original capacity
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size3 := 48
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bs2 = pool.Resize(bs2, size3)
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assert.Equal(t, size3, len(bs2)) //nolint:testifylint
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assert.Equal(t, minCap*2, cap(bs2))
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// More than twice the minCap
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// Will automatically expand to the specified size
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size4 := 128
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bs2 = pool.Resize(bs2, size4)
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assert.Equal(t, size4, len(bs2)) //nolint:testifylint
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assert.Equal(t, size4, cap(bs2))
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}
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