mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-02 20:09:57 +08:00
643 lines
16 KiB
Go
643 lines
16 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 tikv
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import (
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"context"
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"fmt"
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"sort"
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"testing"
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"time"
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"github.com/cockroachdb/errors"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/tikv/client-go/v2/txnkv"
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"github.com/tikv/client-go/v2/txnkv/transaction"
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"golang.org/x/exp/maps"
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"github.com/milvus-io/milvus/pkg/kv/predicates"
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)
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func TestTiKVLoad(te *testing.T) {
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te.Run("kv SaveAndLoad", func(t *testing.T) {
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rootPath := "/tikv/test/root/saveandload"
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kv := NewTiKV(txnClient, rootPath)
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err := kv.RemoveWithPrefix("")
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require.NoError(t, err)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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saveAndLoadTests := []struct {
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key string
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value string
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}{
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{"test1", "value1"},
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{"test2", "value2"},
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{"test1/a", "value_a"},
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{"test1/b", "value_b"},
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}
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for i, test := range saveAndLoadTests {
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if i < 4 {
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err = kv.Save(test.key, test.value)
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assert.NoError(t, err)
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}
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val, err := kv.Load(test.key)
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assert.NoError(t, err)
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assert.Equal(t, test.value, val)
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}
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invalidLoadTests := []struct {
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invalidKey string
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}{
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{"t"},
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{"a"},
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{"test1a"},
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}
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for _, test := range invalidLoadTests {
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val, err := kv.Load(test.invalidKey)
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assert.Error(t, err)
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assert.Zero(t, val)
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}
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loadPrefixTests := []struct {
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prefix string
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expectedKeys []string
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expectedValues []string
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expectedError error
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}{
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{"test", []string{
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kv.GetPath("test1"),
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kv.GetPath("test2"),
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kv.GetPath("test1/a"),
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kv.GetPath("test1/b"),
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}, []string{"value1", "value2", "value_a", "value_b"}, nil},
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{"test1", []string{
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kv.GetPath("test1"),
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kv.GetPath("test1/a"),
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kv.GetPath("test1/b"),
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}, []string{"value1", "value_a", "value_b"}, nil},
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{"test2", []string{kv.GetPath("test2")}, []string{"value2"}, nil},
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{"", []string{
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kv.GetPath("test1"),
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kv.GetPath("test2"),
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kv.GetPath("test1/a"),
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kv.GetPath("test1/b"),
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}, []string{"value1", "value2", "value_a", "value_b"}, nil},
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{"test1/a", []string{kv.GetPath("test1/a")}, []string{"value_a"}, nil},
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{"a", []string{}, []string{}, nil},
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{"root", []string{}, []string{}, nil},
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{"/tikv/test/root", []string{}, []string{}, nil},
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}
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for _, test := range loadPrefixTests {
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actualKeys, actualValues, err := kv.LoadWithPrefix(test.prefix)
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assert.ElementsMatch(t, test.expectedKeys, actualKeys)
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assert.ElementsMatch(t, test.expectedValues, actualValues)
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assert.Equal(t, test.expectedError, err)
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}
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removeTests := []struct {
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validKey string
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invalidKey string
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}{
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{"test1", "abc"},
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{"test1/a", "test1/lskfjal"},
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{"test1/b", "test1/b"},
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{"test2", "-"},
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}
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for _, test := range removeTests {
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err = kv.Remove(test.validKey)
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assert.NoError(t, err)
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_, err = kv.Load(test.validKey)
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assert.Error(t, err)
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err = kv.Remove(test.validKey)
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assert.NoError(t, err)
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err = kv.Remove(test.invalidKey)
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assert.NoError(t, err)
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}
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})
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te.Run("kv MultiSaveAndMultiLoad", func(t *testing.T) {
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rootPath := "/tikv/test/root/multi_save_and_multi_load"
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kv := NewTiKV(txnClient, rootPath)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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multiSaveTests := map[string]string{
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"key_1": "value_1",
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"key_2": "value_2",
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"key_3/a": "value_3a",
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"multikey_1": "multivalue_1",
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"multikey_2": "multivalue_2",
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"_": "other",
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}
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err := kv.MultiSave(multiSaveTests)
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assert.NoError(t, err)
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for k, v := range multiSaveTests {
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actualV, err := kv.Load(k)
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assert.NoError(t, err)
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assert.Equal(t, v, actualV)
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}
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multiLoadTests := []struct {
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inputKeys []string
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expectedValues []string
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}{
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{[]string{"key_1"}, []string{"value_1"}},
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{[]string{"key_1", "key_2", "key_3/a"}, []string{"value_1", "value_2", "value_3a"}},
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{[]string{"multikey_1", "multikey_2"}, []string{"multivalue_1", "multivalue_2"}},
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{[]string{"_"}, []string{"other"}},
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}
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for _, test := range multiLoadTests {
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vs, err := kv.MultiLoad(test.inputKeys)
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assert.NoError(t, err)
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assert.Equal(t, test.expectedValues, vs)
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}
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invalidMultiLoad := []struct {
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invalidKeys []string
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expectedValues []string
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}{
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{[]string{"a", "key_1"}, []string{"", "value_1"}},
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{[]string{".....", "key_1"}, []string{"", "value_1"}},
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{[]string{"*********"}, []string{""}},
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{[]string{"key_1", "1"}, []string{"value_1", ""}},
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}
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for _, test := range invalidMultiLoad {
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vs, err := kv.MultiLoad(test.invalidKeys)
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assert.Error(t, err)
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assert.Equal(t, test.expectedValues, vs)
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}
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removeWithPrefixTests := []string{
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"key_1",
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"multi",
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}
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for _, k := range removeWithPrefixTests {
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err = kv.RemoveWithPrefix(k)
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assert.NoError(t, err)
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ks, vs, err := kv.LoadWithPrefix(k)
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assert.Empty(t, ks)
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assert.Empty(t, vs)
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assert.NoError(t, err)
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}
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multiRemoveTests := []string{
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"key_2",
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"key_3/a",
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"multikey_2",
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"_",
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}
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err = kv.MultiRemove(multiRemoveTests)
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assert.NoError(t, err)
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ks, vs, err := kv.LoadWithPrefix("")
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assert.NoError(t, err)
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assert.Empty(t, ks)
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assert.Empty(t, vs)
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multiSaveAndRemoveTests := []struct {
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multiSaves map[string]string
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multiRemoves []string
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}{
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{map[string]string{"key_1": "value_1"}, []string{}},
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{map[string]string{"key_2": "value_2"}, []string{"key_1"}},
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{map[string]string{"key_3/a": "value_3a"}, []string{"key_2"}},
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{map[string]string{"multikey_1": "multivalue_1"}, []string{}},
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{map[string]string{"multikey_2": "multivalue_2"}, []string{"multikey_1", "key_3/a"}},
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{make(map[string]string), []string{"multikey_2"}},
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}
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for _, test := range multiSaveAndRemoveTests {
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err = kv.MultiSaveAndRemove(test.multiSaves, test.multiRemoves)
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assert.NoError(t, err)
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}
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ks, vs, err = kv.LoadWithPrefix("")
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assert.NoError(t, err)
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assert.Empty(t, ks)
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assert.Empty(t, vs)
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})
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te.Run("kv MultiSaveAndRemoveWithPrefix", func(t *testing.T) {
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rootPath := "/tikv/test/root/multi_remove_with_prefix"
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kv := NewTiKV(txnClient, rootPath)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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prepareTests := map[string]string{
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"x/abc/1": "1",
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"x/abc/2": "2",
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"x/def/1": "10",
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"x/def/2": "20",
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"x/den/1": "100",
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"x/den/2": "200",
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}
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// MultiSaveAndRemoveWithPrefix
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err := kv.MultiSave(prepareTests)
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require.NoError(t, err)
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multiSaveAndRemoveWithPrefixTests := []struct {
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multiSave map[string]string
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prefix []string
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loadPrefix string
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lengthBeforeRemove int
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lengthAfterRemove int
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}{
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{map[string]string{}, []string{"x/abc", "x/def", "x/den"}, "x", 6, 0},
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{map[string]string{"y/a": "vvv", "y/b": "vvv"}, []string{}, "y", 0, 2},
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{map[string]string{"y/c": "vvv"}, []string{}, "y", 2, 3},
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{map[string]string{"p/a": "vvv"}, []string{"y/a", "y"}, "y", 3, 0},
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{map[string]string{}, []string{"p"}, "p", 1, 0},
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}
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for _, test := range multiSaveAndRemoveWithPrefixTests {
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k, _, err := kv.LoadWithPrefix(test.loadPrefix)
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assert.NoError(t, err)
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assert.Equal(t, test.lengthBeforeRemove, len(k))
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err = kv.MultiSaveAndRemoveWithPrefix(test.multiSave, test.prefix)
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assert.NoError(t, err)
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k, _, err = kv.LoadWithPrefix(test.loadPrefix)
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assert.NoError(t, err)
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assert.Equal(t, test.lengthAfterRemove, len(k))
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}
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})
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te.Run("kv failed to start txn", func(t *testing.T) {
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rootPath := "/tikv/test/root/start_exn"
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kv := NewTiKV(txnClient, rootPath)
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defer kv.Close()
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beginTxn = func(txn *txnkv.Client) (*transaction.KVTxn, error) {
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return nil, fmt.Errorf("bad txn!")
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}
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defer func() {
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beginTxn = tiTxnBegin
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}()
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err := kv.Save("key1", "v1")
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assert.Error(t, err)
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err = kv.MultiSave(map[string]string{"A/100": "v1"})
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assert.Error(t, err)
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err = kv.Remove("key1")
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assert.Error(t, err)
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err = kv.MultiRemove([]string{"key_1", "key_2"})
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assert.Error(t, err)
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err = kv.MultiSaveAndRemove(map[string]string{"key_1": "value_1"}, []string{})
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assert.Error(t, err)
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err = kv.MultiSaveAndRemoveWithPrefix(map[string]string{"y/c": "vvv"}, []string{"/"})
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assert.Error(t, err)
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})
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te.Run("kv failed to commit txn", func(t *testing.T) {
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rootPath := "/tikv/test/root/commit_txn"
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kv := NewTiKV(txnClient, rootPath)
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defer kv.Close()
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commitTxn = func(ctx context.Context, txn *transaction.KVTxn) error {
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return fmt.Errorf("bad txn commit!")
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}
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defer func() {
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commitTxn = tiTxnCommit
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}()
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var err error
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err = kv.Save("key1", "v1")
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assert.Error(t, err)
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err = kv.MultiSave(map[string]string{"A/100": "v1"})
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assert.Error(t, err)
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err = kv.Remove("key1")
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assert.Error(t, err)
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err = kv.MultiRemove([]string{"key_1", "key_2"})
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assert.Error(t, err)
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err = kv.MultiSaveAndRemove(map[string]string{"key_1": "value_1"}, []string{})
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assert.Error(t, err)
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err = kv.MultiSaveAndRemoveWithPrefix(map[string]string{"y/c": "vvv"}, []string{"/"})
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assert.Error(t, err)
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})
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}
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func TestWalkWithPagination(t *testing.T) {
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rootPath := "/tikv/test/root/pagination"
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kv := NewTiKV(txnClient, rootPath)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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kvs := map[string]string{
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"A/100": "v1",
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"AA/100": "v2",
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"AB/100": "v3",
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"AB/2/100": "v4",
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"B/100": "v5",
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}
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err := kv.MultiSave(kvs)
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assert.NoError(t, err)
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for k, v := range kvs {
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actualV, err := kv.Load(k)
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assert.NoError(t, err)
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assert.Equal(t, v, actualV)
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}
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t.Run("apply function error ", func(t *testing.T) {
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err = kv.WalkWithPrefix("A", 5, func(key []byte, value []byte) error {
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return errors.New("error")
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})
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assert.Error(t, err)
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})
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t.Run("get with non-exist prefix ", func(t *testing.T) {
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err = kv.WalkWithPrefix("non-exist-prefix", 5, func(key []byte, value []byte) error {
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return nil
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})
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assert.NoError(t, err)
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})
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t.Run("with different pagination", func(t *testing.T) {
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testFn := func(pagination int) {
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expected := map[string]string{
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"A/100": "v1",
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"AA/100": "v2",
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"AB/100": "v3",
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"AB/2/100": "v4",
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}
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expectedKeys := maps.Keys(expected)
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sort.Strings(expectedKeys)
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ret := make(map[string]string)
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actualKeys := make([]string, 0)
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err = kv.WalkWithPrefix("A", pagination, func(key []byte, value []byte) error {
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k := string(key)
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k = k[len(rootPath)+1:]
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ret[k] = string(value)
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actualKeys = append(actualKeys, k)
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return nil
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})
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assert.NoError(t, err)
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assert.Equal(t, expected, ret, fmt.Errorf("pagination: %d", pagination))
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// Ignore the order.
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assert.ElementsMatch(t, expectedKeys, actualKeys, fmt.Errorf("pagination: %d", pagination))
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}
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for p := -1; p < 6; p++ {
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testFn(p)
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}
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testFn(-100)
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testFn(100)
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})
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}
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func TestElapse(t *testing.T) {
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start := time.Now()
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isElapse := CheckElapseAndWarn(start, "err message")
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assert.Equal(t, isElapse, false)
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time.Sleep(2001 * time.Millisecond)
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isElapse = CheckElapseAndWarn(start, "err message")
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assert.Equal(t, isElapse, true)
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}
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func TestHas(t *testing.T) {
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rootPath := "/tikv/test/root/pagination"
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kv := NewTiKV(txnClient, rootPath)
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err := kv.RemoveWithPrefix("")
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require.NoError(t, err)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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has, err := kv.Has("key1")
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assert.NoError(t, err)
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assert.False(t, has)
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err = kv.Save("key1", "value1")
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assert.NoError(t, err)
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err = kv.Save("key1", EmptyValueString)
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assert.Error(t, err)
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has, err = kv.Has("key1")
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assert.NoError(t, err)
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assert.True(t, has)
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err = kv.Remove("key1")
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assert.NoError(t, err)
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has, err = kv.Has("key1")
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assert.NoError(t, err)
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assert.False(t, has)
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}
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func TestHasPrefix(t *testing.T) {
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rootPath := "/etcd/test/root/hasprefix"
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kv := NewTiKV(txnClient, rootPath)
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err := kv.RemoveWithPrefix("")
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require.NoError(t, err)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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has, err := kv.HasPrefix("key")
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assert.NoError(t, err)
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assert.False(t, has)
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err = kv.Save("key1", "value1")
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assert.NoError(t, err)
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has, err = kv.HasPrefix("key")
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assert.NoError(t, err)
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assert.True(t, has)
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err = kv.Remove("key1")
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assert.NoError(t, err)
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has, err = kv.HasPrefix("key")
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assert.NoError(t, err)
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assert.False(t, has)
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}
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func TestEmptyKey(t *testing.T) {
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rootPath := "/etcd/test/root/loadempty"
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kv := NewTiKV(txnClient, rootPath)
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err := kv.RemoveWithPrefix("")
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require.NoError(t, err)
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defer kv.Close()
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defer kv.RemoveWithPrefix("")
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has, err := kv.HasPrefix("key")
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assert.NoError(t, err)
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assert.False(t, has)
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err = kv.Save("key", "")
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assert.NoError(t, err)
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has, err = kv.HasPrefix("key")
|
|
assert.NoError(t, err)
|
|
assert.True(t, has)
|
|
|
|
val, err := kv.Load("key")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, val, "")
|
|
|
|
_, vals, err := kv.LoadWithPrefix("key")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, vals[0], "")
|
|
|
|
vals, err = kv.MultiLoad([]string{"key"})
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, vals[0], "")
|
|
|
|
var res string
|
|
nothing := func(key, val []byte) error {
|
|
res = string(val)
|
|
return nil
|
|
}
|
|
|
|
err = kv.WalkWithPrefix("", 1, nothing)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, res, "")
|
|
|
|
multiSaveTests := map[string]string{
|
|
"key1": "",
|
|
}
|
|
err = kv.MultiSave(multiSaveTests)
|
|
assert.NoError(t, err)
|
|
val, err = kv.Load("key1")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, val, "")
|
|
|
|
multiSaveTests = map[string]string{
|
|
"key2": "",
|
|
}
|
|
err = kv.MultiSaveAndRemove(multiSaveTests, nil)
|
|
assert.NoError(t, err)
|
|
val, err = kv.Load("key2")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, val, "")
|
|
|
|
multiSaveTests = map[string]string{
|
|
"key3": "",
|
|
}
|
|
err = kv.MultiSaveAndRemoveWithPrefix(multiSaveTests, nil)
|
|
assert.NoError(t, err)
|
|
val, err = kv.Load("key3")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, val, "")
|
|
}
|
|
|
|
func TestScanSize(t *testing.T) {
|
|
scanSize := SnapshotScanSize
|
|
kv := NewTiKV(txnClient, "/")
|
|
err := kv.RemoveWithPrefix("")
|
|
require.NoError(t, err)
|
|
|
|
defer kv.Close()
|
|
defer kv.RemoveWithPrefix("")
|
|
|
|
// Test total > scansize
|
|
keyMap := map[string]string{}
|
|
for i := 1; i <= scanSize+100; i++ {
|
|
a := fmt.Sprintf("%v", i)
|
|
keyMap[a] = a
|
|
}
|
|
|
|
err = kv.MultiSave(keyMap)
|
|
assert.NoError(t, err)
|
|
|
|
keys, _, err := kv.LoadWithPrefix("")
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, len(keys), scanSize+100)
|
|
|
|
err = kv.RemoveWithPrefix("")
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestTiKVUnimplemented(t *testing.T) {
|
|
kv := NewTiKV(txnClient, "/")
|
|
err := kv.RemoveWithPrefix("")
|
|
require.NoError(t, err)
|
|
|
|
defer kv.Close()
|
|
defer kv.RemoveWithPrefix("")
|
|
|
|
_, err = kv.CompareVersionAndSwap("k", 1, "target")
|
|
assert.Error(t, err)
|
|
}
|
|
|
|
func TestTxnWithPredicates(t *testing.T) {
|
|
kv := NewTiKV(txnClient, "/")
|
|
err := kv.RemoveWithPrefix("")
|
|
require.NoError(t, err)
|
|
|
|
prepareKV := map[string]string{
|
|
"lease1": "1",
|
|
"lease2": "2",
|
|
}
|
|
|
|
err = kv.MultiSave(prepareKV)
|
|
require.NoError(t, err)
|
|
|
|
multiSaveAndRemovePredTests := []struct {
|
|
tag string
|
|
multiSave map[string]string
|
|
preds []predicates.Predicate
|
|
expectSuccess bool
|
|
}{
|
|
{"predicate_ok", map[string]string{"a": "b"}, []predicates.Predicate{predicates.ValueEqual("lease1", "1")}, true},
|
|
{"predicate_fail", map[string]string{"a": "b"}, []predicates.Predicate{predicates.ValueEqual("lease1", "2")}, false},
|
|
}
|
|
|
|
for _, test := range multiSaveAndRemovePredTests {
|
|
t.Run(test.tag, func(t *testing.T) {
|
|
err := kv.MultiSaveAndRemove(test.multiSave, nil, test.preds...)
|
|
t.Log(err)
|
|
if test.expectSuccess {
|
|
assert.NoError(t, err)
|
|
} else {
|
|
assert.Error(t, err)
|
|
}
|
|
err = kv.MultiSaveAndRemoveWithPrefix(test.multiSave, nil, test.preds...)
|
|
if test.expectSuccess {
|
|
assert.NoError(t, err)
|
|
} else {
|
|
assert.Error(t, err)
|
|
}
|
|
})
|
|
}
|
|
}
|