69 lines
1.9 KiB
Go
69 lines
1.9 KiB
Go
package baseapp
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import (
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gocontext "context"
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"fmt"
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gogogrpc "github.com/gogo/protobuf/grpc"
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abci "github.com/tendermint/tendermint/abci/types"
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"google.golang.org/grpc"
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"github.com/cosmos/cosmos-sdk/codec/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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)
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// QueryServiceTestHelper provides a helper for making grpc query service
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// rpc calls in unit tests. It implements both the grpc Server and ClientConn
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// interfaces needed to register a query service server and create a query
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// service client.
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type QueryServiceTestHelper struct {
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*GRPCQueryRouter
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Ctx sdk.Context
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}
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var (
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_ gogogrpc.Server = &QueryServiceTestHelper{}
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_ gogogrpc.ClientConn = &QueryServiceTestHelper{}
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)
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// NewQueryServerTestHelper creates a new QueryServiceTestHelper that wraps
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// the provided sdk.Context
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func NewQueryServerTestHelper(ctx sdk.Context, interfaceRegistry types.InterfaceRegistry) *QueryServiceTestHelper {
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qrt := NewGRPCQueryRouter()
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qrt.SetInterfaceRegistry(interfaceRegistry)
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return &QueryServiceTestHelper{GRPCQueryRouter: qrt, Ctx: ctx}
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}
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// Invoke implements the grpc ClientConn.Invoke method
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func (q *QueryServiceTestHelper) Invoke(_ gocontext.Context, method string, args, reply interface{}, _ ...grpc.CallOption) error {
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querier := q.Route(method)
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if querier == nil {
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return fmt.Errorf("handler not found for %s", method)
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}
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reqBz, err := protoCodec.Marshal(args)
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if err != nil {
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return err
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}
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res, err := querier(q.Ctx, abci.RequestQuery{Data: reqBz})
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if err != nil {
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return err
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}
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err = protoCodec.Unmarshal(res.Value, reply)
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if err != nil {
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return err
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}
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if q.interfaceRegistry != nil {
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return types.UnpackInterfaces(reply, q.interfaceRegistry)
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}
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return nil
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}
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// NewStream implements the grpc ClientConn.NewStream method
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func (q *QueryServiceTestHelper) NewStream(gocontext.Context, *grpc.StreamDesc, string, ...grpc.CallOption) (grpc.ClientStream, error) {
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return nil, fmt.Errorf("not supported")
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}
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