mirror of
https://gitee.com/milvus-io/milvus.git
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607 lines
18 KiB
Go
607 lines
18 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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 storage
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import (
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"context"
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"path"
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"path/filepath"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestLocalCM(t *testing.T) {
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ctx := context.Background()
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t.Run("test RootPath", func(t *testing.T) {
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testCM := NewLocalChunkManager(RootPath(localPath))
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assert.Equal(t, localPath, testCM.RootPath())
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})
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t.Run("test load", func(t *testing.T) {
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testLoadRoot := "test_load"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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prepareTests := []struct {
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key string
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value []byte
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}{
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{"abc", []byte("123")},
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{"abcd", []byte("1234")},
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{"key_1", []byte("111")},
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{"key_2", []byte("222")},
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{"key_3", []byte("333")},
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}
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for _, test := range prepareTests {
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err := testCM.Write(ctx, path.Join(localPath, testLoadRoot, test.key), test.value)
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require.NoError(t, err)
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}
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loadTests := []struct {
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isvalid bool
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loadKey string
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expectedValue []byte
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description string
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}{
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{true, "abc", []byte("123"), "load valid key abc"},
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{true, "abcd", []byte("1234"), "load valid key abcd"},
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{true, "key_1", []byte("111"), "load valid key key_1"},
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{true, "key_2", []byte("222"), "load valid key key_2"},
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{true, "key_3", []byte("333"), "load valid key key_3"},
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{false, "key_not_exist", []byte(""), "load invalid key key_not_exist"},
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{false, "/", []byte(""), "load leading slash"},
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}
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for _, test := range loadTests {
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t.Run(test.description, func(t *testing.T) {
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if test.isvalid {
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got, err := testCM.Read(ctx, path.Join(localPath, testLoadRoot, test.loadKey))
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assert.NoError(t, err)
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assert.Equal(t, test.expectedValue, got)
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} else {
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if test.loadKey == "/" {
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got, err := testCM.Read(ctx, path.Join(localPath, testLoadRoot, test.loadKey))
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assert.Error(t, err)
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assert.Empty(t, got)
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return
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}
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got, err := testCM.Read(ctx, path.Join(localPath, testLoadRoot, test.loadKey))
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assert.Error(t, err)
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assert.Empty(t, got)
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}
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})
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}
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loadWithPrefixTests := []struct {
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isvalid bool
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prefix string
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expectedValue [][]byte
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description string
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}{
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{true, "abc", [][]byte{[]byte("123"), []byte("1234")}, "load with valid prefix abc"},
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{true, "key_", [][]byte{[]byte("111"), []byte("222"), []byte("333")}, "load with valid prefix key_"},
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{true, "prefix", [][]byte{}, "load with valid but not exist prefix prefix"},
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}
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for _, test := range loadWithPrefixTests {
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t.Run(test.description, func(t *testing.T) {
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gotk, gotv, err := testCM.ReadWithPrefix(ctx, path.Join(localPath, testLoadRoot, test.prefix))
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assert.NoError(t, err)
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assert.Equal(t, len(test.expectedValue), len(gotk))
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assert.Equal(t, len(test.expectedValue), len(gotv))
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assert.ElementsMatch(t, test.expectedValue, gotv)
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})
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}
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multiLoadTests := []struct {
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isvalid bool
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multiKeys []string
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expectedValue [][]byte
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description string
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}{
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{false, []string{"key_1", "key_not_exist"}, [][]byte{[]byte("111"), []byte(nil)}, "multiload 1 exist 1 not"},
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{true, []string{"abc", "key_3"}, [][]byte{[]byte("123"), []byte("333")}, "multiload 2 exist"},
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}
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for _, test := range multiLoadTests {
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t.Run(test.description, func(t *testing.T) {
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for i := range test.multiKeys {
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test.multiKeys[i] = path.Join(localPath, testLoadRoot, test.multiKeys[i])
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}
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if test.isvalid {
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got, err := testCM.MultiRead(ctx, test.multiKeys)
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assert.NoError(t, err)
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assert.Equal(t, test.expectedValue, got)
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} else {
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got, err := testCM.MultiRead(ctx, test.multiKeys)
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assert.Error(t, err)
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assert.Equal(t, test.expectedValue, got)
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}
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})
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}
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})
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t.Run("test write", func(t *testing.T) {
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testMultiSaveRoot := "test_write"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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key1 := path.Join(localPath, testMultiSaveRoot, "key_1")
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err := testCM.Write(ctx, key1, []byte("111"))
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assert.NoError(t, err)
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key2 := path.Join(localPath, testMultiSaveRoot, "key_2")
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err = testCM.Write(ctx, key2, []byte("222"))
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assert.NoError(t, err)
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val, err := testCM.Read(ctx, key1)
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assert.NoError(t, err)
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assert.Equal(t, []byte("111"), val)
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val, err = testCM.Read(ctx, key2)
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assert.NoError(t, err)
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assert.Equal(t, []byte("222"), val)
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// localPath/testMultiSaveRoot/key_1 is a file already exist, use its path as directory is not allowed
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key3 := path.Join(localPath, testMultiSaveRoot, "key_1/key_1")
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err = testCM.Write(ctx, key3, []byte("111"))
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assert.Error(t, err)
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})
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t.Run("test MultiSave", func(t *testing.T) {
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testMultiSaveRoot := "test_multisave"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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err := testCM.Write(ctx, path.Join(localPath, testMultiSaveRoot, "key_1"), []byte("111"))
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assert.NoError(t, err)
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kvs := map[string][]byte{
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path.Join(localPath, testMultiSaveRoot, "key_1"): []byte("123"),
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path.Join(localPath, testMultiSaveRoot, "key_2"): []byte("456"),
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}
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err = testCM.MultiWrite(ctx, kvs)
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assert.NoError(t, err)
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val, err := testCM.Read(ctx, path.Join(localPath, testMultiSaveRoot, "key_1"))
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assert.NoError(t, err)
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assert.Equal(t, []byte("123"), val)
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kvs = map[string][]byte{
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path.Join(localPath, testMultiSaveRoot, "key_1/key_1"): []byte("123"),
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path.Join(localPath, testMultiSaveRoot, "key_2/key_2"): []byte("456"),
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}
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err = testCM.MultiWrite(ctx, kvs)
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assert.Error(t, err)
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})
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t.Run("test Remove", func(t *testing.T) {
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testRemoveRoot := "test_remove"
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testCM := NewLocalChunkManager(RootPath(localPath))
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// empty prefix is not allowed
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err := testCM.RemoveWithPrefix(ctx, "")
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assert.Error(t, err)
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// prefix ".", nothing deleted
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err = testCM.RemoveWithPrefix(ctx, ".")
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assert.NoError(t, err)
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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prepareTests := []struct {
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k string
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v []byte
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}{
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{"key_1", []byte("123")},
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{"key_2", []byte("456")},
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{"mkey_1", []byte("111")},
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{"mkey_2", []byte("222")},
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{"mkey_3", []byte("333")},
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{"key_prefix_1", []byte("111")},
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{"key_prefix_2", []byte("222")},
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{"key_prefix_3", []byte("333")},
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}
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for _, test := range prepareTests {
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k := path.Join(localPath, testRemoveRoot, test.k)
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err := testCM.Write(ctx, k, test.v)
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require.NoError(t, err)
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}
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removeTests := []struct {
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removeKey string
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valueBeforeRemove []byte
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description string
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}{
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{"key_1", []byte("123"), "remove key_1"},
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{"key_2", []byte("456"), "remove key_2"},
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}
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for _, test := range removeTests {
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t.Run(test.description, func(t *testing.T) {
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k := path.Join(localPath, testRemoveRoot, test.removeKey)
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v, err := testCM.Read(ctx, k)
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require.NoError(t, err)
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require.Equal(t, test.valueBeforeRemove, v)
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err = testCM.Remove(ctx, k)
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assert.NoError(t, err)
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v, err = testCM.Read(ctx, k)
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require.Error(t, err)
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require.Empty(t, v)
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})
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}
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multiRemoveTest := []string{
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path.Join(localPath, testRemoveRoot, "mkey_1"),
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path.Join(localPath, testRemoveRoot, "mkey_2"),
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path.Join(localPath, testRemoveRoot, "mkey_3"),
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}
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lv, err := testCM.MultiRead(ctx, multiRemoveTest)
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require.Nil(t, err)
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require.ElementsMatch(t, [][]byte{[]byte("111"), []byte("222"), []byte("333")}, lv)
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err = testCM.MultiRemove(ctx, multiRemoveTest)
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assert.NoError(t, err)
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for _, k := range multiRemoveTest {
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v, err := testCM.Read(ctx, k)
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assert.Error(t, err)
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assert.Empty(t, v)
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}
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removeWithPrefixTest := []string{
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path.Join(localPath, testRemoveRoot, "key_prefix_1"),
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path.Join(localPath, testRemoveRoot, "key_prefix_2"),
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path.Join(localPath, testRemoveRoot, "key_prefix_3"),
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}
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removePrefix := path.Join(localPath, testRemoveRoot, "key_prefix")
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lv, err = testCM.MultiRead(ctx, removeWithPrefixTest)
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require.NoError(t, err)
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require.ElementsMatch(t, [][]byte{[]byte("111"), []byte("222"), []byte("333")}, lv)
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err = testCM.RemoveWithPrefix(ctx, removePrefix)
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assert.NoError(t, err)
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for _, k := range removeWithPrefixTest {
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v, err := testCM.Read(ctx, k)
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assert.Error(t, err)
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assert.Empty(t, v)
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}
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})
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t.Run("test ReadAt", func(t *testing.T) {
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testLoadPartialRoot := "read_at"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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key := path.Join(localPath, testLoadPartialRoot, "TestMinIOKV_LoadPartial_key")
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value := []byte("TestMinIOKV_LoadPartial_value")
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err := testCM.Write(ctx, key, value)
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assert.NoError(t, err)
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var off, length int64
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var partial []byte
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off, length = 1, 1
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partial, err = testCM.ReadAt(ctx, key, off, length)
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assert.NoError(t, err)
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assert.ElementsMatch(t, partial, value[off:off+length])
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off, length = 0, int64(len(value))
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partial, err = testCM.ReadAt(ctx, key, off, length)
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assert.NoError(t, err)
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assert.ElementsMatch(t, partial, value[off:off+length])
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// error case
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off, length = 5, -2
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_, err = testCM.ReadAt(ctx, key, off, length)
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assert.Error(t, err)
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off, length = -1, 2
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_, err = testCM.ReadAt(ctx, key, off, length)
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assert.Error(t, err)
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off, length = 1, -2
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_, err = testCM.ReadAt(ctx, key, off, length)
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assert.Error(t, err)
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err = testCM.Remove(ctx, key)
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assert.NoError(t, err)
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off, length = 1, 1
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_, err = testCM.ReadAt(ctx, key, off, length)
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assert.Error(t, err)
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})
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t.Run("test Size", func(t *testing.T) {
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testGetSizeRoot := "get_size"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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key := path.Join(localPath, testGetSizeRoot, "TestMinIOKV_GetSize_key")
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value := []byte("TestMinIOKV_GetSize_value")
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err := testCM.Write(ctx, key, value)
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assert.NoError(t, err)
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size, err := testCM.Size(ctx, key)
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assert.NoError(t, err)
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assert.Equal(t, size, int64(len(value)))
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key2 := path.Join(localPath, testGetSizeRoot, "TestMemoryKV_GetSize_key2")
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size, err = testCM.Size(ctx, key2)
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assert.Error(t, err)
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assert.Equal(t, int64(0), size)
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})
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t.Run("test read", func(t *testing.T) {
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testGetSizeRoot := "get_path"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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key := path.Join(localPath, testGetSizeRoot, "TestMinIOKV_GetPath_key")
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value := []byte("TestMinIOKV_GetPath_value")
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reader, err := testCM.Reader(ctx, key)
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assert.Nil(t, reader)
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assert.Error(t, err)
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_, err = testCM.getModTime(key)
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assert.Error(t, err)
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err = testCM.Write(ctx, key, value)
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assert.NoError(t, err)
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reader, err = testCM.Reader(ctx, key)
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assert.NoError(t, err)
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assert.NotNil(t, reader)
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})
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t.Run("test Path", func(t *testing.T) {
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testGetSizeRoot := "get_path"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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key := path.Join(localPath, testGetSizeRoot, "TestMinIOKV_GetPath_key")
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value := []byte("TestMinIOKV_GetPath_value")
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err := testCM.Write(ctx, key, value)
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assert.NoError(t, err)
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p, err := testCM.Path(ctx, key)
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assert.NoError(t, err)
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assert.Equal(t, p, key)
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key2 := path.Join(localPath, testGetSizeRoot, "TestMemoryKV_GetSize_key2")
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p, err = testCM.Path(ctx, key2)
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assert.Error(t, err)
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assert.Equal(t, p, "")
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})
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t.Run("test Prefix", func(t *testing.T) {
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testPrefix := "prefix"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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// write 2 files:
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// localPath/testPrefix/a/b
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// localPath/testPrefix/a/c
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value := []byte("a")
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pathB := path.Join("a", "b")
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key1 := path.Join(localPath, testPrefix, pathB)
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err := testCM.Write(ctx, key1, value)
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assert.NoError(t, err)
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pathC := path.Join("a", "c")
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key2 := path.Join(localPath, testPrefix, pathC)
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err = testCM.Write(ctx, key2, value)
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assert.NoError(t, err)
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// recursive find localPath/testPrefix/a*
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// return:
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// localPath/testPrefix/a/b
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// localPath/testPrefix/a/c
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pathPrefix := path.Join(localPath, testPrefix, "a")
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dirs, m, err := testCM.ListWithPrefix(ctx, pathPrefix, true)
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assert.NoError(t, err)
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assert.Equal(t, 2, len(dirs))
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assert.Equal(t, 2, len(m))
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assert.Contains(t, dirs, key1)
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assert.Contains(t, dirs, key2)
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// remove files of localPath/testPrefix
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err = testCM.RemoveWithPrefix(ctx, path.Join(localPath, testPrefix))
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assert.NoError(t, err)
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// no file returned
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dirs, m, err = testCM.ListWithPrefix(ctx, pathPrefix, true)
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assert.NoError(t, err)
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assert.Equal(t, 0, len(dirs))
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assert.Equal(t, 0, len(m))
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})
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t.Run("test ListWithPrefix", func(t *testing.T) {
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testPrefix := "prefix-ListWithPrefix"
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testCM := NewLocalChunkManager(RootPath(localPath))
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defer testCM.RemoveWithPrefix(ctx, testCM.RootPath())
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// write 4 files:
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// localPath/testPrefix/abc/def
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// localPath/testPrefix/abc/deg
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// localPath/testPrefix/abd
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// localPath/testPrefix/bcd
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key1 := path.Join(localPath, testPrefix, "abc", "def")
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value := []byte("a")
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err := testCM.Write(ctx, key1, value)
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assert.NoError(t, err)
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key2 := path.Join(localPath, testPrefix, "abc", "deg")
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err = testCM.Write(ctx, key2, value)
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assert.NoError(t, err)
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key3 := path.Join(localPath, testPrefix, "abd")
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err = testCM.Write(ctx, key3, value)
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assert.NoError(t, err)
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key4 := path.Join(localPath, testPrefix, "bcd")
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err = testCM.Write(ctx, key4, value)
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assert.NoError(t, err)
|
|
|
|
// non-recursive find localPath/testPrefix/*
|
|
// return:
|
|
// localPath/testPrefix/abc
|
|
// localPath/testPrefix/abd
|
|
// localPath/testPrefix/bcd
|
|
testPrefix1 := path.Join(localPath, testPrefix)
|
|
dirs, mods, err := testCM.ListWithPrefix(ctx, testPrefix1+"/", false)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 3, len(dirs))
|
|
assert.Equal(t, 3, len(mods))
|
|
assert.Contains(t, dirs, filepath.Dir(key1))
|
|
assert.Contains(t, dirs, key3)
|
|
assert.Contains(t, dirs, key4)
|
|
|
|
// recursive find localPath/testPrefix/*
|
|
// return:
|
|
// localPath/testPrefix/abc/def
|
|
// localPath/testPrefix/abc/deg
|
|
// localPath/testPrefix/abd
|
|
// localPath/testPrefix/bcd
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix1+"/", true)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 4, len(dirs))
|
|
assert.Equal(t, 4, len(mods))
|
|
assert.Contains(t, dirs, key1)
|
|
assert.Contains(t, dirs, key2)
|
|
assert.Contains(t, dirs, key3)
|
|
assert.Contains(t, dirs, key4)
|
|
|
|
// non-recursive find localPath/testPrefix/a*
|
|
// return:
|
|
// localPath/testPrefix/abc
|
|
// localPath/testPrefix/abd
|
|
testPrefix2 := path.Join(localPath, testPrefix, "a")
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix2, false)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 2, len(dirs))
|
|
assert.Equal(t, 2, len(mods))
|
|
assert.Contains(t, dirs, filepath.Dir(key1))
|
|
assert.Contains(t, dirs, key3)
|
|
|
|
// recursive find localPath/testPrefix/a*
|
|
// return:
|
|
// localPath/testPrefix/abc/def
|
|
// localPath/testPrefix/abc/deg
|
|
// localPath/testPrefix/abd
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix2, true)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 3, len(dirs))
|
|
assert.Equal(t, 3, len(mods))
|
|
assert.Contains(t, dirs, key1)
|
|
assert.Contains(t, dirs, key2)
|
|
assert.Contains(t, dirs, key3)
|
|
|
|
// remove files of localPath/testPrefix/a*, one file left
|
|
// localPath/testPrefix/bcd
|
|
err = testCM.RemoveWithPrefix(ctx, testPrefix2)
|
|
assert.NoError(t, err)
|
|
|
|
// non-recursive find localPath/testPrefix
|
|
// return:
|
|
// localPath/testPrefix
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix1, false)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 1, len(dirs))
|
|
assert.Equal(t, 1, len(mods))
|
|
assert.Contains(t, dirs, filepath.Dir(key4))
|
|
|
|
// recursive find localPath/testPrefix
|
|
// return:
|
|
// localPath/testPrefix/bcd
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix1, true)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 1, len(dirs))
|
|
assert.Equal(t, 1, len(mods))
|
|
assert.Contains(t, dirs, key4)
|
|
|
|
// non-recursive find localPath/testPrefix/a*
|
|
// return:
|
|
// localPath/testPrefix/abc
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix2, false)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 1, len(dirs))
|
|
assert.Equal(t, 1, len(mods))
|
|
assert.Contains(t, dirs, filepath.Dir(key1))
|
|
|
|
// recursive find localPath/testPrefix/a*
|
|
// no file returned
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix2, true)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 0, len(dirs))
|
|
assert.Equal(t, 0, len(mods))
|
|
|
|
// remove the folder localPath/testPrefix
|
|
// the file localPath/testPrefix/bcd is removed, but the folder testPrefix still exist
|
|
err = testCM.RemoveWithPrefix(ctx, testPrefix1)
|
|
assert.NoError(t, err)
|
|
|
|
// recursive find localPath/testPrefix
|
|
// no file returned
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix1, true)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 0, len(dirs))
|
|
assert.Equal(t, 0, len(mods))
|
|
|
|
// recursive find localPath/testPrefix
|
|
// return
|
|
// localPath/testPrefix
|
|
dirs, mods, err = testCM.ListWithPrefix(ctx, testPrefix1, false)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, 1, len(dirs))
|
|
assert.Equal(t, 1, len(mods))
|
|
assert.Contains(t, dirs, filepath.Dir(key4))
|
|
})
|
|
}
|