mirror of
https://gitee.com/milvus-io/milvus.git
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271 lines
8.2 KiB
Go
271 lines
8.2 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "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 distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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package proxy
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import (
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"context"
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"errors"
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"fmt"
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"testing"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/proto/commonpb"
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"github.com/milvus-io/milvus/internal/proto/milvuspb"
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"github.com/milvus-io/milvus/internal/proto/schemapb"
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"github.com/milvus-io/milvus/internal/types"
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"github.com/milvus-io/milvus/internal/util/typeutil"
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"github.com/stretchr/testify/assert"
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)
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type MockRootCoordClientInterface struct {
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types.RootCoord
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Error bool
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AccessCount int
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}
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func (m *MockRootCoordClientInterface) ShowPartitions(ctx context.Context, in *milvuspb.ShowPartitionsRequest) (*milvuspb.ShowPartitionsResponse, error) {
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if m.Error {
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return nil, errors.New("mocked error")
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}
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if in.CollectionName == "collection1" {
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return &milvuspb.ShowPartitionsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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PartitionIDs: []typeutil.UniqueID{1, 2},
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CreatedTimestamps: []uint64{100, 200},
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CreatedUtcTimestamps: []uint64{100, 200},
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PartitionNames: []string{"par1", "par2"},
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}, nil
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}
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if in.CollectionName == "collection2" {
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return &milvuspb.ShowPartitionsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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PartitionIDs: []typeutil.UniqueID{3, 4},
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CreatedTimestamps: []uint64{201, 202},
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CreatedUtcTimestamps: []uint64{201, 202},
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PartitionNames: []string{"par1", "par2"},
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}, nil
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}
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if in.CollectionName == "errorCollection" {
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return &milvuspb.ShowPartitionsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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PartitionIDs: []typeutil.UniqueID{5, 6},
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CreatedTimestamps: []uint64{201},
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CreatedUtcTimestamps: []uint64{201},
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PartitionNames: []string{"par1", "par2"},
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}, nil
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}
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return &milvuspb.ShowPartitionsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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},
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PartitionIDs: []typeutil.UniqueID{},
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CreatedTimestamps: []uint64{},
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CreatedUtcTimestamps: []uint64{},
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PartitionNames: []string{},
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}, nil
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}
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func (m *MockRootCoordClientInterface) DescribeCollection(ctx context.Context, in *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
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if m.Error {
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return nil, errors.New("mocked error")
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}
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m.AccessCount++
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if in.CollectionName == "collection1" {
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return &milvuspb.DescribeCollectionResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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CollectionID: typeutil.UniqueID(1),
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Schema: &schemapb.CollectionSchema{
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AutoID: true,
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},
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}, nil
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}
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if in.CollectionName == "collection2" {
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return &milvuspb.DescribeCollectionResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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CollectionID: typeutil.UniqueID(2),
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Schema: &schemapb.CollectionSchema{
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AutoID: true,
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},
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}, nil
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}
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if in.CollectionName == "errorCollection" {
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return &milvuspb.DescribeCollectionResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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CollectionID: typeutil.UniqueID(3),
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Schema: &schemapb.CollectionSchema{
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AutoID: true,
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},
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}, nil
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}
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err := fmt.Errorf("can't find collection: " + in.CollectionName)
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return &milvuspb.DescribeCollectionResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_CollectionNotExists,
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Reason: "describe collection failed: " + err.Error(),
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},
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Schema: nil,
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}, nil
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}
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//Simulate the cache path and the
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func TestMetaCache_GetCollection(t *testing.T) {
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ctx := context.Background()
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client := &MockRootCoordClientInterface{}
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err := InitMetaCache(client)
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assert.Nil(t, err)
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id, err := globalMetaCache.GetCollectionID(ctx, "collection1")
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(1))
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assert.Equal(t, client.AccessCount, 1)
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// should'nt be accessed to remote root coord.
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schema, err := globalMetaCache.GetCollectionSchema(ctx, "collection1")
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assert.Equal(t, client.AccessCount, 1)
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assert.Nil(t, err)
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assert.Equal(t, schema, &schemapb.CollectionSchema{
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AutoID: true,
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Fields: []*schemapb.FieldSchema{},
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})
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id, err = globalMetaCache.GetCollectionID(ctx, "collection2")
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assert.Equal(t, client.AccessCount, 2)
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(2))
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schema, err = globalMetaCache.GetCollectionSchema(ctx, "collection2")
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assert.Equal(t, client.AccessCount, 2)
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assert.Nil(t, err)
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assert.Equal(t, schema, &schemapb.CollectionSchema{
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AutoID: true,
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Fields: []*schemapb.FieldSchema{},
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})
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// test to get from cache, this should trigger root request
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id, err = globalMetaCache.GetCollectionID(ctx, "collection1")
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assert.Equal(t, client.AccessCount, 2)
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(1))
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schema, err = globalMetaCache.GetCollectionSchema(ctx, "collection1")
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assert.Equal(t, client.AccessCount, 2)
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assert.Nil(t, err)
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assert.Equal(t, schema, &schemapb.CollectionSchema{
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AutoID: true,
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Fields: []*schemapb.FieldSchema{},
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})
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}
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func TestMetaCache_GetCollectionFailure(t *testing.T) {
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ctx := context.Background()
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client := &MockRootCoordClientInterface{}
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err := InitMetaCache(client)
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assert.Nil(t, err)
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client.Error = true
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schema, err := globalMetaCache.GetCollectionSchema(ctx, "collection1")
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assert.NotNil(t, err)
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assert.Nil(t, schema)
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client.Error = false
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schema, err = globalMetaCache.GetCollectionSchema(ctx, "collection1")
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assert.Nil(t, err)
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assert.Equal(t, schema, &schemapb.CollectionSchema{
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AutoID: true,
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Fields: []*schemapb.FieldSchema{},
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})
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client.Error = true
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// should be cached with no error
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assert.Nil(t, err)
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assert.Equal(t, schema, &schemapb.CollectionSchema{
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AutoID: true,
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Fields: []*schemapb.FieldSchema{},
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})
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}
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func TestMetaCache_GetNonExistCollection(t *testing.T) {
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ctx := context.Background()
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client := &MockRootCoordClientInterface{}
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err := InitMetaCache(client)
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assert.Nil(t, err)
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id, err := globalMetaCache.GetCollectionID(ctx, "collection3")
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assert.NotNil(t, err)
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assert.Equal(t, id, int64(0))
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schema, err := globalMetaCache.GetCollectionSchema(ctx, "collection3")
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assert.NotNil(t, err)
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assert.Nil(t, schema)
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}
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func TestMetaCache_GetPartitionID(t *testing.T) {
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ctx := context.Background()
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client := &MockRootCoordClientInterface{}
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err := InitMetaCache(client)
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assert.Nil(t, err)
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id, err := globalMetaCache.GetPartitionID(ctx, "collection1", "par1")
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(1))
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id, err = globalMetaCache.GetPartitionID(ctx, "collection1", "par2")
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(2))
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id, err = globalMetaCache.GetPartitionID(ctx, "collection2", "par1")
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(3))
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id, err = globalMetaCache.GetPartitionID(ctx, "collection2", "par2")
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assert.Nil(t, err)
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assert.Equal(t, id, typeutil.UniqueID(4))
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}
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func TestMetaCache_GetPartitionError(t *testing.T) {
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ctx := context.Background()
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client := &MockRootCoordClientInterface{}
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err := InitMetaCache(client)
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assert.Nil(t, err)
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// Test the case where ShowPartitionsResponse is not aligned
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id, err := globalMetaCache.GetPartitionID(ctx, "errorCollection", "par1")
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assert.NotNil(t, err)
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log.Debug(err.Error())
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assert.Equal(t, id, typeutil.UniqueID(0))
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partitions, err2 := globalMetaCache.GetPartitions(ctx, "errorCollection")
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assert.NotNil(t, err2)
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log.Debug(err.Error())
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assert.Equal(t, len(partitions), 0)
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// Test non existed tables
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id, err = globalMetaCache.GetPartitionID(ctx, "nonExisted", "par1")
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assert.NotNil(t, err)
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log.Debug(err.Error())
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assert.Equal(t, id, typeutil.UniqueID(0))
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// Test non existed partition
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id, err = globalMetaCache.GetPartitionID(ctx, "collection1", "par3")
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assert.NotNil(t, err)
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log.Debug(err.Error())
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assert.Equal(t, id, typeutil.UniqueID(0))
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}
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