vitess.io/vitess@v0.16.2/go/vt/vtgate/vindexes/region_experimental_test.go (about) 1 /* 2 Copyright 2019 The Vitess Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package vindexes 18 19 import ( 20 "context" 21 "strconv" 22 "testing" 23 24 topodatapb "vitess.io/vitess/go/vt/proto/topodata" 25 26 "github.com/stretchr/testify/assert" 27 "github.com/stretchr/testify/require" 28 29 "vitess.io/vitess/go/sqltypes" 30 "vitess.io/vitess/go/vt/key" 31 ) 32 33 func TestRegionExperimentalMisc(t *testing.T) { 34 ge, err := createRegionVindex(t, "region_experimental", "f1,f2", 1) 35 require.NoError(t, err) 36 assert.Equal(t, 1, ge.Cost()) 37 assert.Equal(t, "region_experimental", ge.String()) 38 assert.True(t, ge.IsUnique()) 39 assert.False(t, ge.NeedsVCursor()) 40 } 41 42 func TestRegionExperimentalMap(t *testing.T) { 43 vindex, err := createRegionVindex(t, "region_experimental", "f1,f2", 1) 44 assert.NoError(t, err) 45 ge := vindex.(MultiColumn) 46 got, err := ge.Map(context.Background(), nil, [][]sqltypes.Value{{ 47 sqltypes.NewInt64(1), sqltypes.NewInt64(1), 48 }, { 49 sqltypes.NewInt64(255), sqltypes.NewInt64(1), 50 }, { 51 sqltypes.NewInt64(256), sqltypes.NewInt64(1), 52 }, { 53 // only region id provided, partial column for key range mapping. 54 sqltypes.NewInt64(1), 55 }, { 56 // Invalid region. 57 sqltypes.NewVarBinary("abcd"), sqltypes.NewInt64(256), 58 }, { 59 // Invalid id. 60 sqltypes.NewInt64(1), sqltypes.NewVarBinary("abcd"), 61 }}) 62 assert.NoError(t, err) 63 64 want := []key.Destination{ 65 key.DestinationKeyspaceID([]byte("\x01\x16k@\xb4J\xbaK\xd6")), 66 key.DestinationKeyspaceID([]byte("\xff\x16k@\xb4J\xbaK\xd6")), 67 key.DestinationKeyspaceID([]byte("\x00\x16k@\xb4J\xbaK\xd6")), 68 key.DestinationKeyRange{KeyRange: &topodatapb.KeyRange{Start: []byte("\x01"), End: []byte("\x02")}}, 69 key.DestinationNone{}, 70 key.DestinationNone{}, 71 } 72 assert.Equal(t, want, got) 73 } 74 75 func TestRegionExperimentalMapMulti2(t *testing.T) { 76 vindex, err := createRegionVindex(t, "region_experimental", "f1,f2", 2) 77 assert.NoError(t, err) 78 ge := vindex.(MultiColumn) 79 got, err := ge.Map(context.Background(), nil, [][]sqltypes.Value{{ 80 sqltypes.NewInt64(1), sqltypes.NewInt64(1), 81 }, { 82 sqltypes.NewInt64(255), sqltypes.NewInt64(1), 83 }, { 84 sqltypes.NewInt64(256), sqltypes.NewInt64(1), 85 }, { 86 sqltypes.NewInt64(0x10000), sqltypes.NewInt64(1), 87 }}) 88 assert.NoError(t, err) 89 90 want := []key.Destination{ 91 key.DestinationKeyspaceID([]byte("\x00\x01\x16k@\xb4J\xbaK\xd6")), 92 key.DestinationKeyspaceID([]byte("\x00\xff\x16k@\xb4J\xbaK\xd6")), 93 key.DestinationKeyspaceID([]byte("\x01\x00\x16k@\xb4J\xbaK\xd6")), 94 key.DestinationKeyspaceID([]byte("\x00\x00\x16k@\xb4J\xbaK\xd6")), 95 } 96 assert.Equal(t, want, got) 97 } 98 99 func TestRegionExperimentalVerifyMulti(t *testing.T) { 100 vindex, err := createRegionVindex(t, "region_experimental", "f1,f2", 1) 101 assert.NoError(t, err) 102 ge := vindex.(MultiColumn) 103 vals := [][]sqltypes.Value{{ 104 // One for match 105 sqltypes.NewInt64(1), sqltypes.NewInt64(1), 106 }, { 107 // One for mismatch 108 sqltypes.NewInt64(1), sqltypes.NewInt64(1), 109 }, { 110 // One invalid value 111 sqltypes.NewInt64(1), 112 }} 113 ksids := [][]byte{ 114 []byte("\x01\x16k@\xb4J\xbaK\xd6"), 115 []byte("no match"), 116 []byte(""), 117 } 118 119 want := []bool{true, false, false} 120 got, err := ge.Verify(context.Background(), nil, vals, ksids) 121 assert.NoError(t, err) 122 assert.Equal(t, want, got) 123 } 124 125 func TestRegionExperimentalCreateErrors(t *testing.T) { 126 _, err := createRegionVindex(t, "region_experimental", "f1,f2", 3) 127 assert.EqualError(t, err, "region_bits must be 1 or 2: 3") 128 _, err = CreateVindex("region_experimental", "region_experimental", nil) 129 assert.EqualError(t, err, "region_experimental missing region_bytes param") 130 } 131 132 func createRegionVindex(t *testing.T, name, from string, rb int) (Vindex, error) { 133 return CreateVindex(name, name, map[string]string{ 134 "region_bytes": strconv.Itoa(rb), 135 "table": "t", 136 "from": from, 137 "to": "toc", 138 }) 139 }