xref: /aosp_15_r20/external/golang-protobuf/internal/encoding/defval/default_test.go (revision 1c12ee1efe575feb122dbf939ff15148a3b3e8f2)
1// Copyright 2018 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5package defval_test
6
7import (
8	"math"
9	"reflect"
10	"testing"
11
12	"google.golang.org/protobuf/internal/encoding/defval"
13	"google.golang.org/protobuf/internal/filedesc"
14	"google.golang.org/protobuf/reflect/protoreflect"
15)
16
17func Test(t *testing.T) {
18	evs := filedesc.EnumValues{List: []filedesc.EnumValue{{}}}
19	evs.List[0].L0.ParentFile = filedesc.SurrogateProto2
20	evs.List[0].L0.FullName = "ALPHA"
21	evs.List[0].L1.Number = 1
22
23	V := protoreflect.ValueOf
24	tests := []struct {
25		val   protoreflect.Value
26		enum  protoreflect.EnumValueDescriptor
27		enums protoreflect.EnumValueDescriptors
28		kind  protoreflect.Kind
29		strPB string
30		strGo string
31	}{{
32		val:   V(bool(true)),
33		enum:  nil,
34		enums: nil,
35		kind:  protoreflect.BoolKind,
36		strPB: "true",
37		strGo: "1",
38	}, {
39		val:   V(int32(-0x1234)),
40		enum:  nil,
41		enums: nil,
42		kind:  protoreflect.Int32Kind,
43		strPB: "-4660",
44		strGo: "-4660",
45	}, {
46		val:   V(float32(math.Pi)),
47		enum:  nil,
48		enums: nil,
49		kind:  protoreflect.FloatKind,
50		strPB: "3.1415927",
51		strGo: "3.1415927",
52	}, {
53		val:   V(float64(math.Pi)),
54		enum:  nil,
55		enums: nil,
56		kind:  protoreflect.DoubleKind,
57		strPB: "3.141592653589793",
58		strGo: "3.141592653589793",
59	}, {
60		val:   V(string("hello, \xde\xad\xbe\xef\n")),
61		enum:  nil,
62		enums: nil,
63		kind:  protoreflect.StringKind,
64		strPB: "hello, \xde\xad\xbe\xef\n",
65		strGo: "hello, \xde\xad\xbe\xef\n",
66	}, {
67		val:   V([]byte("hello, \xde\xad\xbe\xef\n")),
68		enum:  nil,
69		enums: nil,
70		kind:  protoreflect.BytesKind,
71		strPB: "hello, \\336\\255\\276\\357\\n",
72		strGo: "hello, \\336\\255\\276\\357\\n",
73	}, {
74		val:   V(protoreflect.EnumNumber(1)),
75		enum:  &evs.List[0],
76		enums: &evs,
77		kind:  protoreflect.EnumKind,
78		strPB: "ALPHA",
79		strGo: "1",
80	}}
81
82	for _, tt := range tests {
83		t.Run("", func(t *testing.T) {
84			gotStr, _ := defval.Marshal(tt.val, tt.enum, tt.kind, defval.Descriptor)
85			if gotStr != tt.strPB {
86				t.Errorf("Marshal(%v, %v, Descriptor) = %q, want %q", tt.val, tt.kind, gotStr, tt.strPB)
87			}
88
89			gotStr, _ = defval.Marshal(tt.val, tt.enum, tt.kind, defval.GoTag)
90			if gotStr != tt.strGo {
91				t.Errorf("Marshal(%v, %v, GoTag) = %q, want %q", tt.val, tt.kind, gotStr, tt.strGo)
92			}
93
94			gotVal, gotEnum, _ := defval.Unmarshal(tt.strPB, tt.kind, tt.enums, defval.Descriptor)
95			if !reflect.DeepEqual(gotVal.Interface(), tt.val.Interface()) || gotEnum != tt.enum {
96				t.Errorf("Unmarshal(%v, %v, Descriptor) = (%q, %v), want (%q, %v)", tt.strPB, tt.kind, gotVal, gotEnum, tt.val, tt.enum)
97			}
98
99			gotVal, gotEnum, _ = defval.Unmarshal(tt.strGo, tt.kind, tt.enums, defval.GoTag)
100			if !reflect.DeepEqual(gotVal.Interface(), tt.val.Interface()) || gotEnum != tt.enum {
101				t.Errorf("Unmarshal(%v, %v, GoTag) = (%q, %v), want (%q, %v)", tt.strGo, tt.kind, gotVal, gotEnum, tt.val, tt.enum)
102			}
103		})
104	}
105}
106