130 lines
3.5 KiB
Go
130 lines
3.5 KiB
Go
// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package node
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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/golang/mock/gomock"
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"github.com/stretchr/testify/assert"
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"storj.io/storj/pkg/dht"
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"storj.io/storj/pkg/dht/mocks"
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proto "storj.io/storj/protos/overlay"
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)
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func TestQuery(t *testing.T) {
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ctrl := gomock.NewController(t)
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defer ctrl.Finish()
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mockDHT := mock_dht.NewMockDHT(ctrl)
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mockRT := mock_dht.NewMockRoutingTable(ctrl)
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s := &Server{dht: mockDHT}
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sender := &proto.Node{Id: "A"}
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target := &proto.Node{Id: "B"}
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node := &proto.Node{Id: "C"}
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cases := []struct {
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caseName string
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rt dht.RoutingTable
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getRTErr error
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pingNode proto.Node
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pingErr error
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successErr error
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failErr error
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findNear []*proto.Node
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limit int
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nearErr error
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res proto.QueryResponse
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err error
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}{
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{caseName: "ping success, return sender",
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rt: mockRT,
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getRTErr: nil,
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pingNode: *sender,
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pingErr: nil,
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successErr: nil,
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failErr: nil,
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findNear: []*proto.Node{target},
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limit: 2,
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nearErr: nil,
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res: proto.QueryResponse{Sender: sender, Response: []*proto.Node{target}},
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err: nil,
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},
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{caseName: "ping success, return nearest",
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rt: mockRT,
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getRTErr: nil,
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pingNode: *sender,
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pingErr: nil,
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successErr: nil,
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failErr: nil,
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findNear: []*proto.Node{sender, node},
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limit: 2,
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nearErr: nil,
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res: proto.QueryResponse{Sender: sender, Response: []*proto.Node{sender, node}},
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err: nil,
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},
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{caseName: "ping success, connectionSuccess errors",
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rt: mockRT,
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getRTErr: nil,
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pingNode: *sender,
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pingErr: nil,
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successErr: errors.New("connection fails error"),
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failErr: nil,
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findNear: []*proto.Node{},
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limit: 2,
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nearErr: nil,
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res: proto.QueryResponse{},
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err: errors.New("query error"),
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},
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{caseName: "ping fails, return error",
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rt: mockRT,
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getRTErr: nil,
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pingNode: proto.Node{},
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pingErr: errors.New("ping err"),
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successErr: nil,
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failErr: nil,
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findNear: []*proto.Node{},
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limit: 2,
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nearErr: nil,
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res: proto.QueryResponse{},
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err: errors.New("query error"),
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},
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{caseName: "ping fails, connectionFailed errors",
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rt: mockRT,
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getRTErr: nil,
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pingNode: proto.Node{},
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pingErr: errors.New("ping err"),
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successErr: nil,
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failErr: errors.New("connection fails error"),
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findNear: []*proto.Node{},
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limit: 2,
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nearErr: nil,
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res: proto.QueryResponse{},
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err: errors.New("query error"),
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},
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}
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for i, v := range cases {
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req := proto.QueryRequest{Sender: sender, Target: &proto.Node{Id: "B"}, Limit: int64(2)}
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mockDHT.EXPECT().GetRoutingTable(gomock.Any()).Return(v.rt, v.getRTErr)
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mockDHT.EXPECT().Ping(gomock.Any(), gomock.Any()).Return(v.pingNode, v.pingErr)
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if v.pingErr != nil {
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mockRT.EXPECT().ConnectionFailed(gomock.Any()).Return(v.failErr)
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} else {
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mockRT.EXPECT().ConnectionSuccess(gomock.Any()).Return(v.successErr)
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if v.successErr == nil {
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mockRT.EXPECT().FindNear(gomock.Any(), v.limit).Return(v.findNear, v.nearErr)
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}
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}
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res, err := s.Query(context.Background(), req)
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if !assert.Equal(t, v.res, res) {
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fmt.Printf("case %s (%v) failed\n", v.caseName, i)
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}
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if v.err == nil && !assert.NoError(t, err) {
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fmt.Printf("query errored at case %v\n", i)
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}
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}
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}
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