1 // Go support for Protocol Buffers - Google's data interchange format
3 // Copyright 2011 Google Inc. All rights reserved.
4 // http://code.google.com/p/goprotobuf/
6 // Redistribution and use in source and binary forms, with or without
7 // modification, are permitted provided that the following conditions are
10 // * Redistributions of source code must retain the above copyright
11 // notice, this list of conditions and the following disclaimer.
12 // * Redistributions in binary form must reproduce the above
13 // copyright notice, this list of conditions and the following disclaimer
14 // in the documentation and/or other materials provided with the
16 // * Neither the name of Google Inc. nor the names of its
17 // contributors may be used to endorse or promote products derived from
18 // this software without specific prior written permission.
20 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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30 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 . "goprotobuf.googlecode.com/hg/proto"
39 pb "./testdata/_obj/test_proto"
42 // Four identical base messages.
43 // The init function adds extensions to some of them.
44 var messageWithoutExtension = &pb.MyMessage{Count: Int32(7)}
45 var messageWithExtension1a = &pb.MyMessage{Count: Int32(7)}
46 var messageWithExtension1b = &pb.MyMessage{Count: Int32(7)}
47 var messageWithExtension2 = &pb.MyMessage{Count: Int32(7)}
50 ext1 := &pb.Ext{Data: String("Kirk")}
51 ext2 := &pb.Ext{Data: String("Picard")}
53 // messageWithExtension1a has ext1, but never marshals it.
54 if err := SetExtension(messageWithExtension1a, pb.E_Ext_More, ext1); err != nil {
55 log.Panicf("SetExtension on 1a failed: %v", err)
58 // messageWithExtension1b is the unmarshaled form of messageWithExtension1a.
59 if err := SetExtension(messageWithExtension1b, pb.E_Ext_More, ext1); err != nil {
60 log.Panicf("SetExtension on 1b failed: %v", err)
62 buf, err := Marshal(messageWithExtension1b)
64 log.Panicf("Marshal of 1b failed: %v", err)
66 messageWithExtension1b.Reset()
67 if err := Unmarshal(buf, messageWithExtension1b); err != nil {
68 log.Panicf("Unmarshal of 1b failed: %v", err)
71 // messageWithExtension2 has ext2.
72 if err := SetExtension(messageWithExtension2, pb.E_Ext_More, ext2); err != nil {
73 log.Panicf("SetExtension on 2 failed: %v", err)
77 var EqualTests = []struct {
82 {"different types", &pb.GoEnum{}, &pb.GoTestField{}, false},
83 {"one pointer, one value", &pb.GoEnum{}, pb.GoEnum{}, false},
84 {"non-protocol buffers", 7, 7, false},
85 {"equal empty", &pb.GoEnum{}, &pb.GoEnum{}, true},
87 {"one set field, one unset field", &pb.GoTestField{Label: String("foo")}, &pb.GoTestField{}, false},
88 {"one set field zero, one unset field", &pb.GoTest{Param: Int32(0)}, &pb.GoTest{}, false},
89 {"different set fields", &pb.GoTestField{Label: String("foo")}, &pb.GoTestField{Label: String("bar")}, false},
90 {"equal set", &pb.GoTestField{Label: String("foo")}, &pb.GoTestField{Label: String("foo")}, true},
92 {"repeated, one set", &pb.GoTest{F_Int32Repeated: []int32{2, 3}}, &pb.GoTest{}, false},
93 {"repeated, different length", &pb.GoTest{F_Int32Repeated: []int32{2, 3}}, &pb.GoTest{F_Int32Repeated: []int32{2}}, false},
94 {"repeated, different value", &pb.GoTest{F_Int32Repeated: []int32{2}}, &pb.GoTest{F_Int32Repeated: []int32{3}}, false},
95 {"repeated, equal", &pb.GoTest{F_Int32Repeated: []int32{2, 4}}, &pb.GoTest{F_Int32Repeated: []int32{2, 4}}, true},
99 &pb.GoTest{RequiredField: &pb.GoTestField{Label: String("foo")}},
100 &pb.GoTest{RequiredField: &pb.GoTestField{Label: String("bar")}},
105 &pb.GoTest{RequiredField: &pb.GoTestField{Label: String("wow")}},
106 &pb.GoTest{RequiredField: &pb.GoTestField{Label: String("wow")}},
112 &pb.MyMessage{RepBytes: [][]byte{[]byte("sham"), []byte("wow")}},
113 &pb.MyMessage{RepBytes: [][]byte{[]byte("sham"), []byte("wow")}},
117 {"extension vs. no extension", messageWithoutExtension, messageWithExtension1a, false},
118 {"extension vs. same extension", messageWithExtension1a, messageWithExtension1b, true},
119 {"extension vs. different extension", messageWithExtension1a, messageWithExtension2, false},
122 func TestEqual(t *testing.T) {
123 for _, tc := range EqualTests {
124 if res := Equal(tc.a, tc.b); res != tc.exp {
125 t.Errorf("%v: Equal(%v, %v) = %v, want %v", tc.desc, tc.a, tc.b, res, tc.exp)