milvus/internal/kv/mem/mem_kv_test.go
XuanYang-cn 978229517d
[skip ci]Update license for kv mem (#10893)
Signed-off-by: yangxuan <xuan.yang@zilliz.com>
2021-10-29 13:09:33 +08:00

84 lines
2.2 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package memkv
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestMemoryKV_LoadPartial(t *testing.T) {
memKV := NewMemoryKV()
key := "TestMemoryKV_LoadPartial_key"
value := "TestMemoryKV_LoadPartial_value"
err := memKV.Save(key, value)
assert.NoError(t, err)
var start, end int64
var partial []byte
// case 0 <= start && start = end && end <= int64(len(value))
start, end = 1, 2
partial, err = memKV.LoadPartial(key, start, end)
assert.NoError(t, err)
assert.ElementsMatch(t, partial, []byte(value[start:end]))
start, end = int64(len(value)-2), int64(len(value)-1)
partial, err = memKV.LoadPartial(key, start, end)
assert.NoError(t, err)
assert.ElementsMatch(t, partial, []byte(value[start:end]))
// error case
start, end = 5, 3
_, err = memKV.LoadPartial(key, start, end)
assert.Error(t, err)
start, end = 1, 1
_, err = memKV.LoadPartial(key, start, end)
assert.Error(t, err)
err = memKV.Remove(key)
assert.NoError(t, err)
start, end = 1, 2
_, err = memKV.LoadPartial(key, start, end)
assert.Error(t, err)
}
func TestMemoryKV_GetSize(t *testing.T) {
memKV := NewMemoryKV()
key := "TestMemoryKV_GetSize_key"
value := "TestMemoryKV_GetSize_value"
err := memKV.Save(key, value)
assert.NoError(t, err)
size, err := memKV.GetSize(key)
assert.NoError(t, err)
assert.Equal(t, size, int64(len(value)))
key2 := "TestMemoryKV_GetSize_key2"
size, err = memKV.GetSize(key2)
assert.NoError(t, err)
assert.Equal(t, int64(0), size)
}