| // Protocol Buffers for Go with Gadgets |
| // |
| // Copyright (c) 2013, The GoGo Authors. All rights reserved. |
| // http://github.com/gogo/protobuf |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package test |
| |
| import ( |
| "math" |
| math_rand "math/rand" |
| "testing" |
| "time" |
| |
| "github.com/gogo/protobuf/proto" |
| ) |
| |
| //func SetRawExtension(base extendableProto, id int32, b []byte) { |
| //func HasExtension(pb extendableProto, extension *ExtensionDesc) bool { |
| //func ClearExtension(pb extendableProto, extension *ExtensionDesc) { |
| //func GetExtension(pb extendableProto, extension *ExtensionDesc) (interface{}, error) { |
| //func GetExtensions(pb Message, es []*ExtensionDesc) (extensions []interface{}, err error) { |
| //func SetExtension(pb extendableProto, extension *ExtensionDesc, value interface{}) error { |
| |
| type extendable interface { |
| proto.Message |
| ExtensionRangeArray() []proto.ExtensionRange |
| } |
| |
| func check(t *testing.T, m extendable, fieldA float64, ext *proto.ExtensionDesc) { |
| if !proto.HasExtension(m, ext) { |
| t.Fatalf("expected extension to be set") |
| } |
| fieldA2Interface, err := proto.GetExtension(m, ext) |
| if err != nil { |
| t.Fatal(err) |
| } |
| fieldA2 := fieldA2Interface.(*float64) |
| if fieldA != *fieldA2 { |
| t.Fatalf("Expected %f got %f", fieldA, *fieldA2) |
| } |
| fieldA3Interface, err := proto.GetUnsafeExtension(m, ext.Field) |
| if err != nil { |
| t.Fatal(err) |
| } |
| fieldA3 := fieldA3Interface.(*float64) |
| if fieldA != *fieldA3 { |
| t.Fatalf("Expected %f got %f", fieldA, *fieldA3) |
| } |
| proto.ClearExtension(m, ext) |
| if proto.HasExtension(m, ext) { |
| t.Fatalf("expected extension to be cleared") |
| } |
| } |
| |
| var fieldA float64 |
| var fieldABytes []byte |
| var extr = math_rand.New(math_rand.NewSource(time.Now().UnixNano())) |
| |
| func init() { |
| fieldA = float64(1.1) |
| fieldABits := math.Float64bits(fieldA) |
| x := uint64(uint32(100)<<3 | uint32(proto.WireFixed64)) |
| fieldABytes = encodeVarintPopulateThetest(nil, x) |
| fieldABytes = append(fieldABytes, uint8(fieldABits)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>8)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>16)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>24)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>32)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>40)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>48)) |
| fieldABytes = append(fieldABytes, uint8(fieldABits>>56)) |
| } |
| |
| func TestExtensionsMyExtendable(t *testing.T) { |
| m := NewPopulatedMyExtendable(extr, false) |
| err := proto.SetExtension(m, E_FieldA, &fieldA) |
| if err != nil { |
| t.Fatal(err) |
| } |
| check(t, m, fieldA, E_FieldA) |
| proto.SetRawExtension(m, 100, fieldABytes) |
| check(t, m, fieldA, E_FieldA) |
| } |
| |
| func TestExtensionsNoExtensionsMapSetExtension(t *testing.T) { |
| mm := NewPopulatedMyExtendable(extr, false) |
| for { |
| _, err := proto.GetExtension(mm, E_FieldA) |
| if err == proto.ErrMissingExtension { |
| // make sure the field that we are going to try to set is not set, |
| // since the random generator is not smart enough to generate the correct wire type for a defined extended field. |
| break |
| } |
| mm = NewPopulatedMyExtendable(extr, false) |
| } |
| data, err := proto.Marshal(mm) |
| if err != nil { |
| t.Fatal(err) |
| } |
| m := &NoExtensionsMap{} |
| if err := proto.Unmarshal(data, m); err != nil { |
| t.Fatal(err) |
| } |
| if err := proto.SetExtension(m, E_FieldA1, &fieldA); err != nil { |
| t.Fatal(err) |
| } |
| check(t, m, fieldA, E_FieldA1) |
| } |
| |
| func TestExtensionsNoExtensionsMapSetRawExtension(t *testing.T) { |
| m := NewPopulatedNoExtensionsMap(extr, false) |
| proto.SetRawExtension(m, 100, fieldABytes) |
| check(t, m, fieldA, E_FieldA1) |
| } |
| |
| func TestUnsafeExtension(t *testing.T) { |
| m := NewPopulatedMyExtendable(extr, false) |
| err := proto.SetUnsafeExtension(m, E_FieldA.Field, &fieldA) |
| if err != nil { |
| t.Fatal(err) |
| } |
| check(t, m, fieldA, E_FieldA) |
| } |
| |
| //See another version of this test in proto/extensions_test.go |
| func TestGetExtensionStability(t *testing.T) { |
| check := func(m *NoExtensionsMap) bool { |
| ext1, err := proto.GetExtension(m, E_FieldB1) |
| if err != nil { |
| t.Fatalf("GetExtension() 1 failed: %v", err) |
| } |
| ext2, err := proto.GetExtension(m, E_FieldB1) |
| if err != nil { |
| t.Fatalf("GetExtension() 2 failed: %v", err) |
| } |
| return ext1.(*NinOptNative).Equal(ext2) |
| } |
| msg := &NoExtensionsMap{Field1: proto.Int64(2)} |
| ext0 := &NinOptNative{Field1: proto.Float64(1)} |
| if err := proto.SetExtension(msg, E_FieldB1, ext0); err != nil { |
| t.Fatalf("Could not set ext1: %s", ext0) |
| } |
| if !check(msg) { |
| t.Errorf("GetExtension() not stable before marshaling") |
| } |
| bb, err := proto.Marshal(msg) |
| if err != nil { |
| t.Fatalf("Marshal() failed: %s", err) |
| } |
| msg1 := &NoExtensionsMap{} |
| err = proto.Unmarshal(bb, msg1) |
| if err != nil { |
| t.Fatalf("Unmarshal() failed: %s", err) |
| } |
| if !check(msg1) { |
| t.Errorf("GetExtension() not stable after unmarshaling") |
| } |
| } |