diff options
Diffstat (limited to 'types/known/anypb/any_test.go')
| -rw-r--r-- | types/known/anypb/any_test.go | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/types/known/anypb/any_test.go b/types/known/anypb/any_test.go new file mode 100644 index 00000000..68e6391c --- /dev/null +++ b/types/known/anypb/any_test.go @@ -0,0 +1,184 @@ +// Copyright 2020 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package anypb_test + +import ( + "testing" + + "github.com/google/go-cmp/cmp" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/testing/protocmp" + + testpb "google.golang.org/protobuf/internal/testprotos/test" + apb "google.golang.org/protobuf/types/known/anypb" + epb "google.golang.org/protobuf/types/known/emptypb" + wpb "google.golang.org/protobuf/types/known/wrapperspb" +) + +func mustMarshal(m proto.Message) []byte { + b, err := proto.MarshalOptions{AllowPartial: true, Deterministic: true}.Marshal(m) + if err != nil { + panic(err) + } + return b +} + +func TestMessage(t *testing.T) { + tests := []struct { + inAny *apb.Any + inTarget proto.Message + wantIs bool + wantName protoreflect.FullName + }{{ + inAny: nil, + inTarget: nil, + wantIs: false, + wantName: "", + }, { + inAny: new(apb.Any), + inTarget: nil, + wantIs: false, + wantName: "", + }, { + inAny: new(apb.Any), + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "", + }, { + inAny: &apb.Any{TypeUrl: "foo"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "foo", + }, { + inAny: &apb.Any{TypeUrl: "foo$"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "", + }, { + inAny: &apb.Any{TypeUrl: "/foo"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "foo", + }, { + inAny: &apb.Any{TypeUrl: "/bar/foo"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "foo", + }, { + inAny: &apb.Any{TypeUrl: "google.golang.org/bar/foo"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "foo", + }, { + inAny: &apb.Any{TypeUrl: "goproto.proto.test.TestAllTypes"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: true, + wantName: "goproto.proto.test.TestAllTypes", + }, { + inAny: &apb.Any{TypeUrl: "goproto.proto.test.TestAllTypes$"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: false, + wantName: "", + }, { + inAny: &apb.Any{TypeUrl: "/goproto.proto.test.TestAllTypes"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: true, + wantName: "goproto.proto.test.TestAllTypes", + }, { + inAny: &apb.Any{TypeUrl: "google.golang.org/foo/goproto.proto.test.TestAllTypes"}, + inTarget: (*testpb.TestAllTypes)(nil), + wantIs: true, + wantName: "goproto.proto.test.TestAllTypes", + }} + + for _, tt := range tests { + gotIs := tt.inAny.MessageIs(tt.inTarget) + if gotIs != tt.wantIs { + t.Errorf("MessageIs(%v, %v) = %v, want %v", tt.inAny, tt.inTarget, gotIs, tt.wantIs) + } + gotName := tt.inAny.MessageName() + if gotName != tt.wantName { + t.Errorf("MessageName(%v) = %v, want %v", tt.inAny, gotName, tt.wantName) + } + } +} + +func TestRoundtrip(t *testing.T) { + tests := []struct { + msg proto.Message + any *apb.Any + }{{ + msg: &testpb.TestAllTypes{}, + any: &apb.Any{ + TypeUrl: "type.googleapis.com/goproto.proto.test.TestAllTypes", + }, + }, { + msg: &testpb.TestAllTypes{ + OptionalString: proto.String("hello, world!"), + }, + any: &apb.Any{ + TypeUrl: "type.googleapis.com/goproto.proto.test.TestAllTypes", + Value: mustMarshal(&testpb.TestAllTypes{ + OptionalString: proto.String("hello, world!"), + }), + }, + }, { + msg: &wpb.StringValue{Value: ""}, + any: &apb.Any{ + TypeUrl: "type.googleapis.com/google.protobuf.StringValue", + }, + }, { + msg: wpb.String("hello, world"), + any: &apb.Any{ + TypeUrl: "type.googleapis.com/google.protobuf.StringValue", + Value: mustMarshal(wpb.String("hello, world")), + }, + }, { + msg: &apb.Any{ + TypeUrl: "type.googleapis.com/google.protobuf.StringValue", + Value: mustMarshal(wpb.String("hello, world")), + }, + any: &apb.Any{ + TypeUrl: "type.googleapis.com/google.protobuf.Any", + Value: mustMarshal(&apb.Any{ + TypeUrl: "type.googleapis.com/google.protobuf.StringValue", + Value: mustMarshal(wpb.String("hello, world")), + }), + }, + }} + + for _, tt := range tests { + // Unmarshal to the wrong message type. + var empty epb.Empty + if err := tt.any.UnmarshalTo(&empty); err == nil { + t.Errorf("UnmarshalTo(empty) = nil, want non-nil") + } + + gotAny := new(apb.Any) + if err := gotAny.MarshalFrom(tt.msg); err != nil { + t.Errorf("MarshalFrom() error: %v", err) + } + if diff := cmp.Diff(tt.any, gotAny, protocmp.Transform()); diff != "" { + t.Errorf("MarshalFrom() output mismatch (-want +got):\n%s", diff) + } + + gotPB := tt.msg.ProtoReflect().New().Interface() + if err := tt.any.UnmarshalTo(gotPB); err != nil { + t.Errorf("UnmarshalTo() error: %v", err) + } + if diff := cmp.Diff(tt.msg, gotPB, protocmp.Transform()); diff != "" { + t.Errorf("UnmarshalTo() output mismatch (-want +got):\n%s", diff) + } + + gotPB, err := tt.any.UnmarshalNew() + if err != nil { + t.Errorf("UnmarshalNew() error: %v", err) + } + if diff := cmp.Diff(tt.msg, gotPB, protocmp.Transform()); diff != "" { + t.Errorf("UnmarshalNew() output mismatch (-want +got):\n%s", diff) + } + } +} |