jrmccluskey commented on a change in pull request #16775: URL: https://github.com/apache/beam/pull/16775#discussion_r802714417
########## File path: sdks/go/pkg/beam/core/runtime/exec/sideinput_test.go ########## @@ -0,0 +1,201 @@ +// Licensed to the Apache Software Foundation (ASF) under one or more +// contributor license agreements. See the NOTICE file distributed with +// this work for additional information regarding copyright ownership. +// The ASF licenses this file to You under the Apache License, Version 2.0 +// (the "License"); you may not use this file except in compliance with +// the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package exec + +import ( + "context" + "fmt" + "io" + "reflect" + "testing" + + "github.com/apache/beam/sdks/v2/go/pkg/beam/core/graph/coder" + "github.com/apache/beam/sdks/v2/go/pkg/beam/core/graph/window" + "github.com/apache/beam/sdks/v2/go/pkg/beam/core/typex" +) + +func makeWindowedCoder() *coder.Coder { + vCoder := coder.NewDouble() + return coder.NewW(vCoder, coder.NewGlobalWindow()) +} + +func makeWindowedKVCoder() *coder.Coder { + kCoder := coder.NewString() + vCoder := coder.NewDouble() + kvCoder := coder.NewKV([]*coder.Coder{kCoder, vCoder}) + return coder.NewW(kvCoder, coder.NewGlobalWindow()) +} + +func TestNewSideInputAdapter(t *testing.T) { + tests := []struct { + name string + sid StreamID + sideInputID string + c *coder.Coder + kc ElementEncoder + ec ElementDecoder + }{ + { + name: "KV coder", + sid: StreamID{Port: Port{URL: "localhost:8099"}, PtransformID: "n0"}, + sideInputID: "i0", + c: makeWindowedKVCoder(), + kc: &stringEncoder{}, + ec: &doubleDecoder{}, + }, + { + name: "V coder", + sid: StreamID{Port: Port{URL: "localhost:8099"}, PtransformID: "n0"}, + sideInputID: "i0", + c: makeWindowedCoder(), + kc: nil, + ec: &doubleDecoder{}, + }, + } + for _, test := range tests { + adapter := NewSideInputAdapter(test.sid, test.sideInputID, test.c, nil) + adapterStruct, ok := adapter.(*sideInputAdapter) + if !ok { + t.Errorf("failed to convert interface to sideInputAdapter struct in test %v", test) + } + if got, want := adapterStruct.sid, test.sid; got != want { + t.Errorf("got SID %v, want %v", got, want) + } + if got, want := adapterStruct.sideInputID, test.sideInputID; got != want { + t.Errorf("got sideInputID %v, want %v", got, want) + } + if got, want := adapterStruct.c, test.c; got != want { + t.Errorf("got coder %v, want %v", got, want) + } + if got, want := reflect.TypeOf(adapterStruct.kc), reflect.TypeOf(test.kc); got != want { + t.Errorf("got ElementEncoder type %v, want %v", got, want) + } + if got, want := reflect.TypeOf(adapterStruct.ec), reflect.TypeOf(test.ec); got != want { + t.Errorf("got ElementDecoder type %v, want %v", got, want) + } + } +} + +func TestNewKeyedIterable_Unkeyed(t *testing.T) { + adapter := NewSideInputAdapter(StreamID{}, "", makeWindowedCoder(), nil) + rs, err := adapter.NewKeyedIterable(context.Background(), nil, nil, nil) + if err == nil { + t.Error("NewKeyedIterable() succeeded when it should have failed") + } + if rs != nil { + t.Errorf("NewKeyedIterable() returned a ReStream when it should not have, got %v", rs) Review comment: We can always beef up the testing here later since that's a focus moving forward. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@beam.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
