Files
tidb/util/bytespool/bytespool_test.go

53 lines
1.3 KiB
Go

// Copyright 2017 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package bytespool
import (
"testing"
. "github.com/pingcap/check"
)
func TestT(t *testing.T) {
TestingT(t)
}
var _ = Suite(&testBytesPoolSuite{})
type testBytesPoolSuite struct{}
func (s *testBytesPoolSuite) TestBytesPool(c *C) {
poolTests := []struct {
size int
allocSize int
freeIdx int
}{
{100, kilo, 0},
{kilo, kilo, 0},
{2 * kilo, 2 * kilo, 1},
{8*kilo + 1, 16 * kilo, 4},
{128 * mega, 128 * mega, 17},
}
bp := NewBytesPool()
for _, tt := range poolTests {
origin, data := bp.Alloc(tt.size)
c.Assert(len(data), Equals, tt.size)
c.Assert(len(origin), Equals, tt.allocSize)
idx := bp.Free(origin)
c.Assert(idx, Equals, tt.freeIdx)
}
c.Assert(bp.Free(make([]byte, 100)), Equals, -1)
c.Assert(bp.Free(make([]byte, kilo+1)), Equals, -1)
}