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// Copyright 2018 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 impl
import (
"reflect"
"testing"
"github.com/google/go-cmp/cmp"
pref "google.golang.org/proto/reflect/protoreflect"
ptype "google.golang.org/proto/reflect/prototype"
)
type (
MyBool bool
MyInt32 int32
MyInt64 int64
MyUint32 uint32
MyUint64 uint64
MyFloat32 float32
MyFloat64 float64
MyString string
MyBytes []byte
)
type ScalarProto2 struct {
Bool *bool `protobuf:"1"`
Int32 *int32 `protobuf:"2"`
Int64 *int64 `protobuf:"3"`
Uint32 *uint32 `protobuf:"4"`
Uint64 *uint64 `protobuf:"5"`
Float32 *float32 `protobuf:"6"`
Float64 *float64 `protobuf:"7"`
String *string `protobuf:"8"`
StringA []byte `protobuf:"9"`
Bytes []byte `protobuf:"10"`
BytesA *string `protobuf:"11"`
MyBool *MyBool `protobuf:"12"`
MyInt32 *MyInt32 `protobuf:"13"`
MyInt64 *MyInt64 `protobuf:"14"`
MyUint32 *MyUint32 `protobuf:"15"`
MyUint64 *MyUint64 `protobuf:"16"`
MyFloat32 *MyFloat32 `protobuf:"17"`
MyFloat64 *MyFloat64 `protobuf:"18"`
MyString *MyString `protobuf:"19"`
MyStringA MyBytes `protobuf:"20"`
MyBytes MyBytes `protobuf:"21"`
MyBytesA *MyString `protobuf:"22"`
}
type ScalarProto3 struct {
Bool bool `protobuf:"1"`
Int32 int32 `protobuf:"2"`
Int64 int64 `protobuf:"3"`
Uint32 uint32 `protobuf:"4"`
Uint64 uint64 `protobuf:"5"`
Float32 float32 `protobuf:"6"`
Float64 float64 `protobuf:"7"`
String string `protobuf:"8"`
StringA []byte `protobuf:"9"`
Bytes []byte `protobuf:"10"`
BytesA string `protobuf:"11"`
MyBool MyBool `protobuf:"12"`
MyInt32 MyInt32 `protobuf:"13"`
MyInt64 MyInt64 `protobuf:"14"`
MyUint32 MyUint32 `protobuf:"15"`
MyUint64 MyUint64 `protobuf:"16"`
MyFloat32 MyFloat32 `protobuf:"17"`
MyFloat64 MyFloat64 `protobuf:"18"`
MyString MyString `protobuf:"19"`
MyStringA MyBytes `protobuf:"20"`
MyBytes MyBytes `protobuf:"21"`
MyBytesA MyString `protobuf:"22"`
}
func TestFieldFuncs(t *testing.T) {
V := pref.ValueOf
type (
// has checks that each field matches the list.
hasOp []bool
// get checks that each field returns values matching the list.
getOp []pref.Value
// set calls set on each field with the given value in the list.
setOp []pref.Value
// clear calls clear on each field.
clearOp []bool
// equal checks that the current message equals the provided value.
equalOp struct{ want interface{} }
testOp interface{} // has | get | set | clear | equal
)
tests := []struct {
structType reflect.Type
messageDesc ptype.StandaloneMessage
testOps []testOp
}{{
structType: reflect.TypeOf(ScalarProto2{}),
messageDesc: ptype.StandaloneMessage{
Syntax: pref.Proto2,
FullName: "ScalarProto2",
Fields: []ptype.Field{
{Name: "f1", Number: 1, Cardinality: pref.Optional, Kind: pref.BoolKind, Default: V(bool(true))},
{Name: "f2", Number: 2, Cardinality: pref.Optional, Kind: pref.Int32Kind, Default: V(int32(2))},
{Name: "f3", Number: 3, Cardinality: pref.Optional, Kind: pref.Int64Kind, Default: V(int64(3))},
{Name: "f4", Number: 4, Cardinality: pref.Optional, Kind: pref.Uint32Kind, Default: V(uint32(4))},
{Name: "f5", Number: 5, Cardinality: pref.Optional, Kind: pref.Uint64Kind, Default: V(uint64(5))},
{Name: "f6", Number: 6, Cardinality: pref.Optional, Kind: pref.FloatKind, Default: V(float32(6))},
{Name: "f7", Number: 7, Cardinality: pref.Optional, Kind: pref.DoubleKind, Default: V(float64(7))},
{Name: "f8", Number: 8, Cardinality: pref.Optional, Kind: pref.StringKind, Default: V(string("8"))},
{Name: "f9", Number: 9, Cardinality: pref.Optional, Kind: pref.StringKind, Default: V(string("9"))},
{Name: "f10", Number: 10, Cardinality: pref.Optional, Kind: pref.BytesKind, Default: V([]byte("10"))},
{Name: "f11", Number: 11, Cardinality: pref.Optional, Kind: pref.BytesKind, Default: V([]byte("11"))},
{Name: "f12", Number: 12, Cardinality: pref.Optional, Kind: pref.BoolKind, Default: V(bool(true))},
{Name: "f13", Number: 13, Cardinality: pref.Optional, Kind: pref.Int32Kind, Default: V(int32(13))},
{Name: "f14", Number: 14, Cardinality: pref.Optional, Kind: pref.Int64Kind, Default: V(int64(14))},
{Name: "f15", Number: 15, Cardinality: pref.Optional, Kind: pref.Uint32Kind, Default: V(uint32(15))},
{Name: "f16", Number: 16, Cardinality: pref.Optional, Kind: pref.Uint64Kind, Default: V(uint64(16))},
{Name: "f17", Number: 17, Cardinality: pref.Optional, Kind: pref.FloatKind, Default: V(float32(17))},
{Name: "f18", Number: 18, Cardinality: pref.Optional, Kind: pref.DoubleKind, Default: V(float64(18))},
{Name: "f19", Number: 19, Cardinality: pref.Optional, Kind: pref.StringKind, Default: V(string("19"))},
{Name: "f20", Number: 20, Cardinality: pref.Optional, Kind: pref.StringKind, Default: V(string("20"))},
{Name: "f21", Number: 21, Cardinality: pref.Optional, Kind: pref.BytesKind, Default: V([]byte("21"))},
{Name: "f22", Number: 22, Cardinality: pref.Optional, Kind: pref.BytesKind, Default: V([]byte("22"))},
},
},
testOps: []testOp{
hasOp([]bool{
false, false, false, false, false, false, false, false, false, false, false,
false, false, false, false, false, false, false, false, false, false, false,
}),
getOp([]pref.Value{
V(bool(true)), V(int32(2)), V(int64(3)), V(uint32(4)), V(uint64(5)), V(float32(6)), V(float64(7)), V(string("8")), V(string("9")), V([]byte("10")), V([]byte("11")),
V(bool(true)), V(int32(13)), V(int64(14)), V(uint32(15)), V(uint64(16)), V(float32(17)), V(float64(18)), V(string("19")), V(string("20")), V([]byte("21")), V([]byte("22")),
}),
setOp([]pref.Value{
V(bool(false)), V(int32(0)), V(int64(0)), V(uint32(0)), V(uint64(0)), V(float32(0)), V(float64(0)), V(string("")), V(string("")), V([]byte(nil)), V([]byte(nil)),
V(bool(false)), V(int32(0)), V(int64(0)), V(uint32(0)), V(uint64(0)), V(float32(0)), V(float64(0)), V(string("")), V(string("")), V([]byte(nil)), V([]byte(nil)),
}),
hasOp([]bool{
true, true, true, true, true, true, true, true, true, true, true,
true, true, true, true, true, true, true, true, true, true, true,
}),
equalOp{&ScalarProto2{
new(bool), new(int32), new(int64), new(uint32), new(uint64), new(float32), new(float64), new(string), []byte{}, []byte{}, new(string),
new(MyBool), new(MyInt32), new(MyInt64), new(MyUint32), new(MyUint64), new(MyFloat32), new(MyFloat64), new(MyString), MyBytes{}, MyBytes{}, new(MyString),
}},
clearOp([]bool{
true, true, true, true, true, true, true, true, true, true, true,
true, true, true, true, true, true, true, true, true, true, true,
}),
equalOp{&ScalarProto2{}},
},
}, {
structType: reflect.TypeOf(ScalarProto3{}),
messageDesc: ptype.StandaloneMessage{
Syntax: pref.Proto3,
FullName: "ScalarProto3",
Fields: []ptype.Field{
{Name: "f1", Number: 1, Cardinality: pref.Optional, Kind: pref.BoolKind},
{Name: "f2", Number: 2, Cardinality: pref.Optional, Kind: pref.Int32Kind},
{Name: "f3", Number: 3, Cardinality: pref.Optional, Kind: pref.Int64Kind},
{Name: "f4", Number: 4, Cardinality: pref.Optional, Kind: pref.Uint32Kind},
{Name: "f5", Number: 5, Cardinality: pref.Optional, Kind: pref.Uint64Kind},
{Name: "f6", Number: 6, Cardinality: pref.Optional, Kind: pref.FloatKind},
{Name: "f7", Number: 7, Cardinality: pref.Optional, Kind: pref.DoubleKind},
{Name: "f8", Number: 8, Cardinality: pref.Optional, Kind: pref.StringKind},
{Name: "f9", Number: 9, Cardinality: pref.Optional, Kind: pref.StringKind},
{Name: "f10", Number: 10, Cardinality: pref.Optional, Kind: pref.BytesKind},
{Name: "f11", Number: 11, Cardinality: pref.Optional, Kind: pref.BytesKind},
{Name: "f12", Number: 12, Cardinality: pref.Optional, Kind: pref.BoolKind},
{Name: "f13", Number: 13, Cardinality: pref.Optional, Kind: pref.Int32Kind},
{Name: "f14", Number: 14, Cardinality: pref.Optional, Kind: pref.Int64Kind},
{Name: "f15", Number: 15, Cardinality: pref.Optional, Kind: pref.Uint32Kind},
{Name: "f16", Number: 16, Cardinality: pref.Optional, Kind: pref.Uint64Kind},
{Name: "f17", Number: 17, Cardinality: pref.Optional, Kind: pref.FloatKind},
{Name: "f18", Number: 18, Cardinality: pref.Optional, Kind: pref.DoubleKind},
{Name: "f19", Number: 19, Cardinality: pref.Optional, Kind: pref.StringKind},
{Name: "f20", Number: 20, Cardinality: pref.Optional, Kind: pref.StringKind},
{Name: "f21", Number: 21, Cardinality: pref.Optional, Kind: pref.BytesKind},
{Name: "f22", Number: 22, Cardinality: pref.Optional, Kind: pref.BytesKind},
},
},
testOps: []testOp{
hasOp([]bool{
false, false, false, false, false, false, false, false, false, false, false,
false, false, false, false, false, false, false, false, false, false, false,
}),
getOp([]pref.Value{
V(bool(false)), V(int32(0)), V(int64(0)), V(uint32(0)), V(uint64(0)), V(float32(0)), V(float64(0)), V(string("")), V(string("")), V([]byte(nil)), V([]byte(nil)),
V(bool(false)), V(int32(0)), V(int64(0)), V(uint32(0)), V(uint64(0)), V(float32(0)), V(float64(0)), V(string("")), V(string("")), V([]byte(nil)), V([]byte(nil)),
}),
setOp([]pref.Value{
V(bool(false)), V(int32(0)), V(int64(0)), V(uint32(0)), V(uint64(0)), V(float32(0)), V(float64(0)), V(string("")), V(string("")), V([]byte(nil)), V([]byte(nil)),
V(bool(false)), V(int32(0)), V(int64(0)), V(uint32(0)), V(uint64(0)), V(float32(0)), V(float64(0)), V(string("")), V(string("")), V([]byte(nil)), V([]byte(nil)),
}),
hasOp([]bool{
false, false, false, false, false, false, false, false, false, false, false,
false, false, false, false, false, false, false, false, false, false, false,
}),
equalOp{&ScalarProto3{}},
setOp([]pref.Value{
V(bool(true)), V(int32(2)), V(int64(3)), V(uint32(4)), V(uint64(5)), V(float32(6)), V(float64(7)), V(string("8")), V(string("9")), V([]byte("10")), V([]byte("11")),
V(bool(true)), V(int32(13)), V(int64(14)), V(uint32(15)), V(uint64(16)), V(float32(17)), V(float64(18)), V(string("19")), V(string("20")), V([]byte("21")), V([]byte("22")),
}),
hasOp([]bool{
true, true, true, true, true, true, true, true, true, true, true,
true, true, true, true, true, true, true, true, true, true, true,
}),
equalOp{&ScalarProto3{
true, 2, 3, 4, 5, 6, 7, "8", []byte("9"), []byte("10"), "11",
true, 13, 14, 15, 16, 17, 18, "19", []byte("20"), []byte("21"), "22",
}},
clearOp([]bool{
true, true, true, true, true, true, true, true, true, true, true,
true, true, true, true, true, true, true, true, true, true, true,
}),
equalOp{&ScalarProto3{}},
},
}}
for _, tt := range tests {
t.Run(tt.structType.Name(), func(t *testing.T) {
// Construct the message descriptor.
md, err := ptype.NewMessage(&tt.messageDesc)
if err != nil {
t.Fatalf("NewMessage error: %v", err)
}
// Generate the field functions from the message descriptor.
var mi MessageInfo
mi.generateFieldFuncs(tt.structType, md) // must not panic
// Test the field functions.
m := reflect.New(tt.structType)
p := pointerOfValue(m)
for i, op := range tt.testOps {
switch op := op.(type) {
case hasOp:
got := map[pref.FieldNumber]bool{}
want := map[pref.FieldNumber]bool{}
for j, ok := range op {
n := pref.FieldNumber(j + 1)
got[n] = mi.fields[n].has(p)
want[n] = ok
}
if diff := cmp.Diff(want, got); diff != "" {
t.Errorf("operation %d, has mismatch (-want, +got):\n%s", i, diff)
}
case getOp:
got := map[pref.FieldNumber]pref.Value{}
want := map[pref.FieldNumber]pref.Value{}
for j, v := range op {
n := pref.FieldNumber(j + 1)
got[n] = mi.fields[n].get(p)
want[n] = v
}
xformValue := cmp.Transformer("", func(v pref.Value) interface{} {
return v.Interface()
})
if diff := cmp.Diff(want, got, xformValue); diff != "" {
t.Errorf("operation %d, get mismatch (-want, +got):\n%s", i, diff)
}
case setOp:
for j, v := range op {
n := pref.FieldNumber(j + 1)
mi.fields[n].set(p, v)
}
case clearOp:
for j, ok := range op {
n := pref.FieldNumber(j + 1)
if ok {
mi.fields[n].clear(p)
}
}
case equalOp:
got := m.Interface()
if diff := cmp.Diff(op.want, got); diff != "" {
t.Errorf("operation %d, equal mismatch (-want, +got):\n%s", i, diff)
}
}
}
})
}
}