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gengapic_test.go
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gengapic_test.go
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// Copyright 2018 Google LLC
//
// Licensed 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
//
// https://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 gengapic
import (
"bytes"
"fmt"
"path/filepath"
"strings"
"testing"
longrunning "cloud.google.com/go/longrunning/autogen/longrunningpb"
"github.com/google/go-cmp/cmp"
conf "github.com/googleapis/gapic-generator-go/internal/grpc_service_config"
"github.com/googleapis/gapic-generator-go/internal/pbinfo"
"github.com/googleapis/gapic-generator-go/internal/snippets"
"github.com/googleapis/gapic-generator-go/internal/testing/sample"
"github.com/googleapis/gapic-generator-go/internal/txtdiff"
"google.golang.org/genproto/googleapis/api/annotations"
"google.golang.org/genproto/googleapis/api/serviceconfig"
metadatapb "google.golang.org/genproto/googleapis/gapic/metadata"
"google.golang.org/protobuf/encoding/protojson"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/reflect/protoreflect"
"google.golang.org/protobuf/runtime/protoiface"
"google.golang.org/protobuf/types/descriptorpb"
duration "google.golang.org/protobuf/types/known/durationpb"
"google.golang.org/protobuf/types/pluginpb"
)
func TestComment(t *testing.T) {
var g generator
for _, tst := range []struct {
in, want string
}{
{
in: "",
want: "",
},
{
in: "abc\ndef\n",
want: "// abc\n// def\n",
},
} {
g.pt.Reset()
g.comment(tst.in)
if got := g.pt.String(); got != tst.want {
t.Errorf("comment(%q) = %q, want %q", tst.in, got, tst.want)
}
}
}
func TestCodeSnippet(t *testing.T) {
var g generator
for _, tst := range []struct {
in, want string
}{
{
in: "",
want: "",
},
{
in: "abc\ndef\n",
want: "// abc\n// def\n//\n",
},
} {
g.pt.Reset()
g.codesnippet(tst.in)
if got := g.pt.String(); got != tst.want {
t.Errorf("comment(%q) = %q, want %q", tst.in, got, tst.want)
}
}
}
func TestReduceServName(t *testing.T) {
for _, tst := range []struct {
in, pkg, want string
}{
{"Foo", "", "Foo"},
{"Foo", "foo", ""},
{"FooV2", "", "Foo"},
{"FooV2", "foo", ""},
{"FooService", "", "Foo"},
{"FooService", "foo", ""},
{"FooServiceV2", "", "Foo"},
{"FooServiceV2", "foo", ""},
{"FooV2Bar", "", "FooV2Bar"},
// IAM should be replaced with Iam
{"IAMCredentials", "credentials", "IamCredentials"},
} {
if got := pbinfo.ReduceServName(tst.in, tst.pkg); got != tst.want {
t.Errorf("pbinfo.ReduceServName(%q, %q) = %q, want %q", tst.in, tst.pkg, got, tst.want)
}
}
}
func TestGRPCClientField(t *testing.T) {
for _, tst := range []struct {
in, pkg, want string
}{
{"Foo", "foo", "client"},
{"FooV2", "foo", "client"},
{"FooService", "foo", "client"},
{"FooServiceV2", "foo", "client"},
{"FooV2Bar", "", "fooV2BarClient"},
} {
if got := grpcClientField(pbinfo.ReduceServName(tst.in, tst.pkg)); got != tst.want {
t.Errorf("grpcClientField(pbinfo.ReduceServName(%q, %q)) = %q, want %q", tst.in, tst.pkg, got, tst.want)
}
}
}
// TODO(chrisdsmith): Expand this test to invoke Gen (or at least gen) in gengapic.go,
// otherwise move it to gengrpc_test.go. (genGRPCMethods was extracted to gengrpc.go on 2021-05-04.)
func TestGenGRPCMethods(t *testing.T) {
extra := &descriptorpb.DescriptorProto{
Name: proto.String("ExtraMessage"),
Field: []*descriptorpb.FieldDescriptorProto{
{
Name: proto.String("nested"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
},
},
}
topLevelEnum := &descriptorpb.EnumDescriptorProto{
Name: proto.String("TopLevelEnum"),
}
nestedEnum := &descriptorpb.EnumDescriptorProto{
Name: proto.String("NestedEnum"),
}
optsUUID4 := &descriptorpb.FieldOptions{}
proto.SetExtension(optsUUID4, annotations.E_FieldInfo, &annotations.FieldInfo{Format: annotations.FieldInfo_UUID4})
inputType := &descriptorpb.DescriptorProto{
Name: proto.String("InputType"),
Field: []*descriptorpb.FieldDescriptorProto{
{
Name: proto.String("other"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
},
{
Name: proto.String("another"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
},
{
Name: proto.String("biz"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_DOUBLE),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
},
{
Name: proto.String("field_name"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_MESSAGE),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
TypeName: proto.String(".my.pkg.ExtraMessage"),
},
{
Name: proto.String("top_level_enum"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_ENUM),
TypeName: proto.String(".my.pkg.TopLevelEnum"),
},
{
Name: proto.String("nested_enum"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_ENUM),
TypeName: proto.String(".my.pkg.InputType.NestedEnum"),
},
{
Name: proto.String("request_id"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
Proto3Optional: proto.Bool(true),
Options: optsUUID4,
},
{
Name: proto.String("non_proto3optional_request_id"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
Options: optsUUID4,
},
},
EnumType: []*descriptorpb.EnumDescriptorProto{
nestedEnum,
},
}
outputType := &descriptorpb.DescriptorProto{
Name: proto.String("OutputType"),
}
pageInputType := &descriptorpb.DescriptorProto{
Name: proto.String("PageInputType"),
Field: append(inputType.GetField(), &descriptorpb.FieldDescriptorProto{
Name: proto.String("page_size"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_INT32),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
}, &descriptorpb.FieldDescriptorProto{
Name: proto.String("page_token"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
}),
}
pageInputTypeOptional := &descriptorpb.DescriptorProto{
Name: proto.String("PageInputTypeOptional"),
Field: append(inputType.GetField(), &descriptorpb.FieldDescriptorProto{
Name: proto.String("page_size"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_INT32),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
Proto3Optional: proto.Bool(true),
}, &descriptorpb.FieldDescriptorProto{
Name: proto.String("page_token"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
Proto3Optional: proto.Bool(true),
}),
}
paginatedField := &descriptorpb.FieldDescriptorProto{
Name: proto.String("items"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_REPEATED),
}
pageOutputType := &descriptorpb.DescriptorProto{
Name: proto.String("PageOutputType"),
Field: []*descriptorpb.FieldDescriptorProto{
{
Name: proto.String("next_page_token"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
Label: labelp(descriptorpb.FieldDescriptorProto_LABEL_OPTIONAL),
},
paginatedField,
},
}
opts := &descriptorpb.MethodOptions{}
ext := &annotations.HttpRule{
Pattern: &annotations.HttpRule_Get{
Get: "/v1/{field_name.nested=projects/*/foo/*}/bars/{other=bar/*/baz/*}/buz",
},
AdditionalBindings: []*annotations.HttpRule{
{
Pattern: &annotations.HttpRule_Post{
Post: "/v1/{field_name.nested=projects/*/foo/*}/bars/{another=bar/*/baz/*}/buz",
},
},
{
Pattern: &annotations.HttpRule_Post{
Post: "/v1/{field_name.nested=projects/*/foo/*}/bars/{another=bar/*/baz/*}/buz/{biz}/booz",
},
},
{
Pattern: &annotations.HttpRule_Post{
Post: "/v1/{top_level_enum}/enums/{nested_enum}",
},
},
},
}
proto.SetExtension(opts, annotations.E_Http, ext)
optsGetAnotherThing := &descriptorpb.MethodOptions{}
extGetAnotherThing := &annotations.RoutingRule{
RoutingParameters: []*annotations.RoutingParameter{
{
Field: "other",
},
{
Field: "other",
PathTemplate: "{name=projects/*}/foos",
},
{
Field: "another",
PathTemplate: "{foo_name=projects/*}/bars/*/**",
},
{
Field: "another",
PathTemplate: "{foo_name=projects/*/foos/*}/bars/*/**",
},
{
Field: "another",
PathTemplate: "{foo_name=**}",
},
{
Field: "field_name.nested",
PathTemplate: "{nested_name=**}",
},
{
Field: "field_name.nested",
PathTemplate: "{part_of_nested=projects/*}/bars",
},
},
}
proto.SetExtension(optsGetAnotherThing, annotations.E_Routing, extGetAnotherThing)
optsGetManyOtherThings := &descriptorpb.MethodOptions{}
extGetManyOtherThings := &annotations.RoutingRule{}
proto.SetExtension(optsGetManyOtherThings, annotations.E_Routing, extGetManyOtherThings)
file := &descriptorpb.FileDescriptorProto{
Package: proto.String("my.pkg"),
Options: &descriptorpb.FileOptions{
GoPackage: proto.String("mypackage"),
},
}
serv := &descriptorpb.ServiceDescriptorProto{
Name: proto.String("Foo"),
}
var g generator
g.opts = &options{
pkgName: "pkg",
}
g.metadata = &metadatapb.GapicMetadata{
Services: make(map[string]*metadatapb.GapicMetadata_ServiceForTransport),
}
g.mixins = mixins{
"google.longrunning.Operations": operationsMethods(),
"google.cloud.location.Locations": locationMethods(),
"google.iam.v1.IAMPolicy": iamPolicyMethods(),
}
g.imports = map[pbinfo.ImportSpec]bool{}
g.serviceConfig = &serviceconfig.Service{
Publishing: &annotations.Publishing{
MethodSettings: []*annotations.MethodSettings{
{
Selector: "my.pkg.Foo.GetEmptyThing",
AutoPopulatedFields: []string{
"request_id",
},
},
{
Selector: "my.pkg.Foo.GetOneThing",
AutoPopulatedFields: []string{
"request_id",
"non_proto3optional_request_id",
},
},
},
},
}
cpb := &conf.ServiceConfig{
MethodConfig: []*conf.MethodConfig{
{
Name: []*conf.MethodConfig_Name{
{
Service: "my.pkg.Foo",
},
},
Timeout: &duration.Duration{Seconds: 10},
},
},
}
data, err := protojson.Marshal(cpb)
if err != nil {
t.Error(err)
}
in := bytes.NewReader(data)
g.grpcConf, err = conf.New(in)
if err != nil {
t.Error(err)
}
commonTypes(&g)
for _, typ := range []pbinfo.ProtoType{
inputType, outputType, pageInputType, pageInputTypeOptional, pageOutputType, extra, topLevelEnum,
} {
g.descInfo.Type[".my.pkg."+typ.GetName()] = typ
g.descInfo.ParentFile[typ] = file
}
g.descInfo.ParentFile[serv] = file
g.descInfo.ParentElement = map[pbinfo.ProtoType]pbinfo.ProtoType{
paginatedField: pageOutputType,
nestedEnum: inputType,
}
n := fmt.Sprintf(".my.pkg.%s.%s", inputType.GetName(), nestedEnum.GetName())
g.descInfo.Type[n] = nestedEnum
for _, tst := range []struct {
m *descriptorpb.MethodDescriptorProto
imports map[pbinfo.ImportSpec]bool
}{
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetEmptyThing"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(emptyType),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "fmt"}: true,
{Path: "github.com/google/uuid"}: true,
{Path: "net/url"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetOneThing"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".my.pkg.OutputType"),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "fmt"}: true,
{Path: "github.com/google/uuid"}: true,
{Path: "net/url"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetManyThings"),
InputType: proto.String(".my.pkg.PageInputType"),
OutputType: proto.String(".my.pkg.PageOutputType"),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "fmt"}: true,
{Path: "google.golang.org/api/iterator"}: true,
{Path: "google.golang.org/protobuf/proto"}: true,
{Path: "net/url"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetManyThingsOptional"),
InputType: proto.String(".my.pkg.PageInputTypeOptional"),
OutputType: proto.String(".my.pkg.PageOutputType"),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "fmt"}: true,
{Path: "google.golang.org/api/iterator"}: true,
{Path: "google.golang.org/protobuf/proto"}: true,
{Path: "net/url"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("ServerThings"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".my.pkg.OutputType"),
ServerStreaming: proto.Bool(true),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "fmt"}: true,
{Path: "net/url"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("ClientThings"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".my.pkg.OutputType"),
ClientStreaming: proto.Bool(true),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("BidiThings"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".my.pkg.OutputType"),
ServerStreaming: proto.Bool(true),
ClientStreaming: proto.Bool(true),
Options: opts,
},
imports: map[pbinfo.ImportSpec]bool{
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
// Test for dynamic routing header annotations.
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetAnotherThing"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".my.pkg.OutputType"),
Options: optsGetAnotherThing,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "fmt"}: true,
{Path: "net/url"}: true,
{Path: "regexp"}: true,
{Path: "strings"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
// Test for empty dynamic routing annotation, so no headers should be sent.
{
m: &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetManyOtherThings"),
InputType: proto.String(".my.pkg.PageInputType"),
OutputType: proto.String(".my.pkg.PageOutputType"),
Options: optsGetManyOtherThings,
},
imports: map[pbinfo.ImportSpec]bool{
{Path: "google.golang.org/api/iterator"}: true,
{Path: "google.golang.org/protobuf/proto"}: true,
{Name: "mypackagepb", Path: "mypackage"}: true,
},
},
} {
t.Run(tst.m.GetName(), func(t *testing.T) {
g.reset()
g.descInfo.ParentElement[tst.m] = serv
serv.Method = []*descriptorpb.MethodDescriptorProto{
tst.m,
}
g.aux = &auxTypes{
iters: map[string]*iterType{},
}
if err := g.genGRPCMethods(serv, "Foo"); err != nil {
t.Fatal(err)
}
if err := g.genOperationBuilders(serv, "MyService"); err != nil {
t.Fatal(err)
}
if diff := cmp.Diff(g.imports, tst.imports); diff != "" {
t.Errorf("TestGenMethod(%s): imports got(-),want(+):\n%s", tst.m.GetName(), diff)
}
txtdiff.Diff(t, g.pt.String(), filepath.Join("testdata", "method_"+tst.m.GetName()+".want"))
})
}
}
func TestContainsDeprecated(t *testing.T) {
tests := []struct {
in string
want bool
}{
{
in: "",
want: false,
},
{
in: "This comment does not contain the prefix Deprecated.\nNot even on this line.",
want: false,
},
{
in: "Deprecated: this is a proper deprecation notice.",
want: true,
},
{
in: "This is a comment that includes a deprecation notice.\nDeprecated: This is a proper deprecation notice.",
want: true,
},
{
in: "This is not a properly formatted Deprecated: notice.\nNeither is this one - Deprecated:",
want: false,
},
}
for _, tst := range tests {
if diff := cmp.Diff(containsDeprecated(tst.in), tst.want); diff != "" {
t.Errorf("comment() got(-),want(+):\n%s", diff)
}
}
}
func TestMethodDoc(t *testing.T) {
servName := "Foo"
methodName := "MyMethod"
m := &descriptorpb.MethodDescriptorProto{
Name: proto.String(methodName),
}
serv := &descriptorpb.ServiceDescriptorProto{
Name: proto.String(servName),
}
g := generator{
comments: make(map[protoiface.MessageV1]string),
}
g.descInfo.ParentElement = map[pbinfo.ProtoType]pbinfo.ProtoType{}
g.descInfo.ParentElement[m] = serv
for _, tst := range []struct {
in, want string
clientStreaming, deprecated bool
opts options
}{
{
in: "",
want: "",
},
{
in: "Does stuff.\nIt also does other stuffs.",
want: "// MyMethod does stuff.\n// It also does other stuffs.\n",
},
{
in: "This is deprecated.\nIt does not have a proper comment.",
want: "// MyMethod this is deprecated.\n// It does not have a proper comment.\n//\n// Deprecated: MyMethod may be removed in a future version.\n",
deprecated: true,
},
{
in: "Deprecated: this is a proper deprecation notice.",
want: "// MyMethod is deprecated.\n//\n// Deprecated: this is a proper deprecation notice.\n",
deprecated: true,
},
{
in: "Does my thing.\nDeprecated: this is a proper deprecation notice.",
want: "// MyMethod does my thing.\n// Deprecated: this is a proper deprecation notice.\n",
deprecated: true,
},
{
in: "",
want: "// MyMethod is deprecated.\n//\n// Deprecated: MyMethod may be removed in a future version.\n",
deprecated: true,
},
{
in: "Does client streaming stuff.\nIt also does other stuffs.",
want: "// MyMethod does client streaming stuff.\n// It also does other stuffs.\n//\n// This method is not supported for the REST transport.\n",
clientStreaming: true,
opts: options{transports: []transport{rest}},
},
} {
g.opts = &tst.opts
sm := snippets.NewMetadata("mypackage", "github.com/googleapis/mypackage", "mypackagego")
sm.AddService(servName, "mypackage.googleapis.com")
sm.AddMethod(servName, methodName, "mypackage", servName, 50)
g.snippetMetadata = sm
g.comments[m] = tst.in
m.Options = &descriptorpb.MethodOptions{
Deprecated: proto.Bool(tst.deprecated),
}
m.ClientStreaming = proto.Bool(tst.clientStreaming)
g.pt.Reset()
g.methodDoc(m, serv)
if diff := cmp.Diff(g.pt.String(), tst.want); diff != "" {
t.Errorf("comment() got(-),want(+):\n%s", diff)
}
mi := g.snippetMetadata.ToMetadataIndex()
if got := len(mi.Snippets); got != 1 {
t.Errorf("%s: got %d want 1,", t.Name(), got)
}
snp := mi.Snippets[0]
// remove slashes to compare with snippet description.
want := strings.Replace(tst.want, "// ", "", -1)
want = strings.Replace(want, "//", "", -1)
want = strings.Trim(want, "\n")
if got := snp.Description; !tst.clientStreaming && got != want {
t.Errorf("%s: got %s want %s", t.Name(), got, want)
}
}
}
func TestGenOperationBuilders(t *testing.T) {
inputType := &descriptorpb.DescriptorProto{
Name: proto.String("InputType"),
}
outputType := &descriptorpb.DescriptorProto{
Name: proto.String("OutputType"),
}
metadataType := &descriptorpb.DescriptorProto{
Name: proto.String("MetadataType"),
}
file := &descriptorpb.FileDescriptorProto{
Package: proto.String("my.pkg"),
Options: &descriptorpb.FileOptions{
GoPackage: proto.String("mypackage"),
},
}
serv := &descriptorpb.ServiceDescriptorProto{
Name: proto.String("Foo"),
}
var g generator
g.imports = map[pbinfo.ImportSpec]bool{}
g.mixins = mixins{
"google.longrunning.Operations": operationsMethods(),
"google.cloud.location.Locations": locationMethods(),
"google.iam.v1.IAMPolicy": iamPolicyMethods(),
}
g.opts = &options{
pkgName: "pkg",
transports: []transport{grpc},
}
cpb := &conf.ServiceConfig{
MethodConfig: []*conf.MethodConfig{
{
Name: []*conf.MethodConfig_Name{
{
Service: "my.pkg.Foo",
},
},
Timeout: &duration.Duration{Seconds: 10},
},
},
}
data, err := protojson.Marshal(cpb)
if err != nil {
t.Error(err)
}
in := bytes.NewReader(data)
g.grpcConf, err = conf.New(in)
if err != nil {
t.Error(err)
}
commonTypes(&g)
for _, typ := range []*descriptorpb.DescriptorProto{
inputType, outputType, metadataType,
} {
g.descInfo.Type[".my.pkg."+*typ.Name] = typ
g.descInfo.ParentFile[typ] = file
}
g.descInfo.ParentFile[serv] = file
g.descInfo.ParentElement = map[pbinfo.ProtoType]pbinfo.ProtoType{}
emptyLRO := &longrunning.OperationInfo{
ResponseType: emptyValue,
MetadataType: "MetadataType",
}
emptyLROOpts := &descriptorpb.MethodOptions{}
proto.SetExtension(emptyLROOpts, longrunning.E_OperationInfo, emptyLRO)
respLRO := &longrunning.OperationInfo{
ResponseType: "OutputType",
MetadataType: "MetadataType",
}
respLROOpts := &descriptorpb.MethodOptions{}
proto.SetExtension(respLROOpts, longrunning.E_OperationInfo, respLRO)
for _, m := range []*descriptorpb.MethodDescriptorProto{
{
Name: proto.String("EmptyLRO"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".google.longrunning.Operation"),
Options: emptyLROOpts,
},
{
Name: proto.String("RespLRO"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".google.longrunning.Operation"),
Options: respLROOpts,
},
} {
t.Run(m.GetName(), func(t *testing.T) {
g.pt.Reset()
g.descInfo.ParentElement[m] = serv
g.descInfo.ParentFile[m] = file
g.aux = &auxTypes{
methodToWrapper: map[*descriptorpb.MethodDescriptorProto]operationWrapper{},
opWrappers: map[string]operationWrapper{},
}
if err := g.genGRPCMethod("Foo", serv, m); err != nil {
t.Fatal(err)
}
if err := g.genOperationBuilders(serv, "MyService"); err != nil {
t.Fatal(err)
}
txtdiff.Diff(t, g.pt.String(), filepath.Join("testdata", "method_"+m.GetName()+".want"))
})
}
}
func Test_buildAccessor(t *testing.T) {
tests := []struct {
name string
field string
want string
variant func(string) string
}{
{name: "simple", field: "foo_foo", want: ".GetFooFoo()", variant: fieldGetter},
{name: "nested", field: "foo_foo.bar_bar", want: ".GetFooFoo().GetBarBar()", variant: fieldGetter},
{name: "numbers", field: "foo_foo64", want: ".GetFooFoo64()", variant: fieldGetter},
{name: "raw_final", field: "foo.bar.baz.bif", want: ".GetFoo().GetBar().GetBaz().Bif", variant: directAccess},
{name: "independent_number", field: "display_video_360_advertiser_links", want: ".GetDisplayVideo_360AdvertiserLinks()", variant: fieldGetter},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := tt.variant(tt.field); got != tt.want {
t.Errorf("buildAccessor() = %v, want %v", got, tt.want)
}
})
}
}
func TestIsLRO(t *testing.T) {
lroGetOp := &descriptorpb.MethodDescriptorProto{
Name: proto.String("GetOperation"),
OutputType: proto.String(".google.longrunning.Operation"),
}
actualLRO := &descriptorpb.MethodDescriptorProto{
Name: proto.String("SuperLongRPC"),
OutputType: proto.String(".google.longrunning.Operation"),
}
var g generator
g.descInfo.ParentFile = map[protoreflect.ProtoMessage]*descriptorpb.FileDescriptorProto{
lroGetOp: {
Package: proto.String("google.longrunning"),
},
actualLRO: {
Package: proto.String("my.pkg"),
},
}
for _, tst := range []struct {
in *descriptorpb.MethodDescriptorProto
want bool
}{
{lroGetOp, false},
{actualLRO, true},
} {
if got := g.isLRO(tst.in); got != tst.want {
t.Errorf("isLRO(%v) = %v, want %v", tst.in, got, tst.want)
}
}
}
func Test_parseImplicitRequestHeaders(t *testing.T) {
for _, tst := range []struct {
name, pattern string
want [][]string
}{
{"not annotated", "", nil},
{"no params", "/no/params", nil},
{"not key-value", "/{foo}/{bar}", [][]string{
{"{foo", "foo"},
{"{bar", "bar"},
}},
{"key-value pair", "/{foo=blah}/{bar=blah}", [][]string{
{"{foo", "foo"},
{"{bar", "bar"},
}},
{"with underscore", "/{foo_foo}/{bar_bar}", [][]string{
{"{foo_foo", "foo_foo"},
{"{bar_bar", "bar_bar"},
}},
{"with dot", "/{foo.foo}/{bar.bar}", [][]string{
{"{foo.foo", "foo.foo"},
{"{bar.bar", "bar.bar"},
}},
{"numbers in field names", "/{foo123}/{bar456}", [][]string{
{"{foo123", "foo123"},
{"{bar456", "bar456"},
}},
{"everything", "/{foo.foo_foo123=blah}/{bar.bar_bar456=blah}", [][]string{
{"{foo.foo_foo123", "foo.foo_foo123"},
{"{bar.bar_bar456", "bar.bar_bar456"},
}},
} {
m := &descriptorpb.MethodDescriptorProto{}
if tst.pattern != "" {
m.Options = &descriptorpb.MethodOptions{}
setHTTPOption(m.Options, tst.pattern)
}
got := parseImplicitRequestHeaders(m)
if diff := cmp.Diff(got, tst.want); diff != "" {
t.Errorf("parseImplicitRequestHeaders(%s) = got(-), want(+):\n%s", tst.name, diff)
}
}
}
func Test_ContainsDynamicRequestHeaders(t *testing.T) {
methodNoRule := &descriptorpb.MethodDescriptorProto{
Name: proto.String("MethodNoRule"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".google.longrunning.Operation"),
Options: &descriptorpb.MethodOptions{},
}
proto.SetExtension(methodNoRule.GetOptions(), annotations.E_Http, &annotations.HttpRule{
Pattern: &annotations.HttpRule_Post{
Post: "/v1/operations",
},
})
methodOneRule := &descriptorpb.MethodDescriptorProto{
Name: proto.String("MethodOneRule"),
InputType: proto.String(".my.pkg.InputType"),
OutputType: proto.String(".google.longrunning.Operation"),
Options: &descriptorpb.MethodOptions{},
}
extRoutingOneRule := &annotations.RoutingRule{
RoutingParameters: []*annotations.RoutingParameter{
{
Field: "other",
PathTemplate: "{routing_id=**}",
},
},
}
proto.SetExtension(methodOneRule.GetOptions(), annotations.E_Routing, extRoutingOneRule)
proto.SetExtension(methodOneRule.GetOptions(), annotations.E_Http, &annotations.HttpRule{
Pattern: &annotations.HttpRule_Post{
Post: "/v1/operations",
},
})
methodEmptyRule := &descriptorpb.MethodDescriptorProto{
Options: &descriptorpb.MethodOptions{},
}
extRoutingEmptyRule := &annotations.RoutingRule{
RoutingParameters: []*annotations.RoutingParameter{
{},
},
}
proto.SetExtension(methodEmptyRule.GetOptions(), annotations.E_Routing, extRoutingEmptyRule)
methodMultipleRules := &descriptorpb.MethodDescriptorProto{
Options: &descriptorpb.MethodOptions{},
}
extRoutingMultipleRules := &annotations.RoutingRule{
RoutingParameters: []*annotations.RoutingParameter{
{
Field: "other",
},
{
Field: "other",
PathTemplate: "{name=projects/*}/foos",
},
{
Field: "another",
PathTemplate: "{foo_name=projects/*}/bars/*/**",
},
},
}
proto.SetExtension(methodMultipleRules.GetOptions(), annotations.E_Routing, extRoutingMultipleRules)
for _, tst := range []struct {
want bool
method *descriptorpb.MethodDescriptorProto
}{
{
method: methodOneRule,
want: true,
},
{
method: methodEmptyRule,
want: true,
},
{
method: methodMultipleRules,
want: true,
},
{
method: methodNoRule,
want: false,
},
} {
got := dynamicRequestHeadersExist(tst.method)
if diff := cmp.Diff(got, tst.want); diff != "" {
t.Errorf("%s: got(-),want(+):\n%s", tst.method, diff)
}
}
}
func Test_lookupField(t *testing.T) {
topLevelEnum := &descriptorpb.EnumDescriptorProto{
Name: proto.String("TopLevelEnum"),
}
extra := &descriptorpb.DescriptorProto{
Name: proto.String("ExtraMessage"),
Field: []*descriptorpb.FieldDescriptorProto{
{
Name: proto.String("leaf"),
Type: typep(descriptorpb.FieldDescriptorProto_TYPE_STRING),
},
},
}
inputType := &descriptorpb.DescriptorProto{
Name: proto.String("InputType"),
Field: []*descriptorpb.FieldDescriptorProto{
{
Name: proto.String("str"),