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// Copyright 2022 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
//
// 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 pb
import (
"testing"
"google.golang.org/protobuf/proto"
"google.golang.org/protobuf/reflect/protodesc"
"google.golang.org/protobuf/reflect/protoreflect"
"github.com/google/cel-go/checker/decls"
proto2pb "github.com/google/cel-go/test/proto2pb"
proto3pb "github.com/google/cel-go/test/proto3pb"
exprpb "google.golang.org/genproto/googleapis/api/expr/v1alpha1"
descpb "google.golang.org/protobuf/types/descriptorpb"
)
func TestFileDescriptionGetExtensions(t *testing.T) {
pbdb := NewDb()
registerFileDescriptor(t, pbdb, &proto2pb.TestAllTypes{})
registerFileDescriptor(t, pbdb, &proto2pb.ExternalMessageType{})
ex, found := pbdb.DescribeType("google.expr.proto2.test.ExampleType")
if !found {
t.Fatal("ExampleType not found")
}
tests := []struct {
field string
fieldType *exprpb.Type
}{
{
field: "google.expr.proto2.test.nested_example",
fieldType: decls.NewObjectType("google.expr.proto2.test.ExampleType"),
},
{
field: "google.expr.proto2.test.int32_ext",
fieldType: decls.Int,
},
{
field: "google.expr.proto2.test.ExtendedExampleType.extended_examples",
fieldType: decls.NewListType(decls.String),
},
{
field: "google.expr.proto2.test.ExtendedExampleType.enum_ext",
fieldType: decls.Int,
},
{
field: "google.expr.proto2.test.ExternalMessageType.int64_ext",
fieldType: decls.Int,
},
}
for _, tst := range tests {
tc := tst
t.Run(tc.field, func(t *testing.T) {
field, found := ex.FieldByName(tc.field)
if !found {
t.Fatalf("%s extension not found", tc.field)
}
if !proto.Equal(field.CheckedType(), tc.fieldType) {
t.Errorf("Got %v, wanted %v", field.CheckedType(), tc.fieldType)
}
})
}
}
func TestFileDescriptionGetTypes(t *testing.T) {
pbdb := NewDb()
fd, err := pbdb.RegisterMessage(&proto3pb.TestAllTypes{})
if err != nil {
t.Error(err)
}
expected := []string{
"google.expr.proto3.test.TestAllTypes",
"google.expr.proto3.test.TestAllTypes.NestedMessage",
"google.expr.proto3.test.TestAllTypes.MapStringStringEntry",
"google.expr.proto3.test.TestAllTypes.MapInt64NestedTypeEntry",
"google.expr.proto3.test.NestedTestAllTypes"}
if len(fd.GetTypeNames()) != len(expected) {
t.Errorf("got '%v', wanted '%v'", fd.GetTypeNames(), expected)
}
for _, tn := range fd.GetTypeNames() {
var found = false
for _, elem := range expected {
if elem == tn {
found = true
break
}
}
if !found {
t.Error("Unexpected type name", tn)
}
}
for _, typeName := range fd.GetTypeNames() {
td, found := fd.GetTypeDescription(typeName)
if !found {
t.Fatalf("fd.GetTypeDescription(%v) returned not found", typeName)
}
if td.Name() != typeName {
t.Error("Indexed type name not equal to descriptor type name", td, typeName)
}
}
}
func TestFileDescriptionGetEnumNames(t *testing.T) {
pbdb := NewDb()
fd, err := pbdb.RegisterMessage(&proto3pb.TestAllTypes{})
if err != nil {
t.Fatal(err)
}
expected := map[string]int32{
"google.expr.proto3.test.TestAllTypes.NestedEnum.FOO": 0,
"google.expr.proto3.test.TestAllTypes.NestedEnum.BAR": 1,
"google.expr.proto3.test.TestAllTypes.NestedEnum.BAZ": 2,
"google.expr.proto3.test.GlobalEnum.GOO": 0,
"google.expr.proto3.test.GlobalEnum.GAR": 1,
"google.expr.proto3.test.GlobalEnum.GAZ": 2}
if len(expected) != len(fd.GetEnumNames()) {
t.Error("Count of enum names does not match expected'",
fd.GetEnumNames(), expected)
}
for _, enumName := range fd.GetEnumNames() {
if enumVal, found := expected[enumName]; found {
ed, found := fd.GetEnumDescription(enumName)
if !found {
t.Fatalf("fd.GetEnumDescription(%v) returned not found", enumName)
}
if ed.Value() != enumVal {
t.Errorf("Enum did not have expected value. %s got '%v', wanted '%v'",
enumName, ed.Value(), enumVal)
}
} else {
t.Errorf("Enum value not found for: %s", enumName)
}
}
}
func TestFileDescriptionGetImportedEnumNames(t *testing.T) {
pbdb := NewDb()
fdMap := CollectFileDescriptorSet(&proto3pb.TestAllTypes{})
fileSet := make([]*descpb.FileDescriptorProto, 0, len(fdMap))
for _, fd := range fdMap {
fileSet = append(fileSet, protodesc.ToFileDescriptorProto(fd))
}
fds := &descpb.FileDescriptorSet{File: fileSet}
files, err := protodesc.NewFiles(fds)
if err != nil {
t.Fatalf("protodesc.NewFiles() failed: %v", err)
}
files.RangeFiles(func(fd protoreflect.FileDescriptor) bool {
t.Logf("registering file: %v", fd.Path())
_, err = pbdb.RegisterDescriptor(fd)
if err != nil {
t.Fatalf("pbdb.RegisterDescriptor(%v) failed: %v", fd, err)
return false
}
return true
})
imported := map[string]int32{
"google.expr.proto3.test.ImportedGlobalEnum.IMPORT_FOO": 0,
"google.expr.proto3.test.ImportedGlobalEnum.IMPORT_BAR": 1,
"google.expr.proto3.test.ImportedGlobalEnum.IMPORT_BAZ": 2,
}
for enumName, value := range imported {
ed, found := pbdb.DescribeEnum(enumName)
if !found {
t.Fatalf("pbdb.DescribeEnum(%q) returned not found", enumName)
}
if ed.Value() != value {
t.Errorf("Got %v, wanted %v for enum %s", ed, value, enumName)
}
}
}
func registerFileDescriptor(t *testing.T, pbdb *Db, pbMsg proto.Message) {
fileDesc := pbMsg.ProtoReflect().Descriptor().ParentFile()
_, err := pbdb.RegisterDescriptor(fileDesc)
if err != nil {
t.Fatalf("pbdb.RegisterDescriptor(%v) failed: %v", fileDesc, err)
}
}
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