func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
testingPkg := imports.NewImport("testing")
protoPkg := imports.NewImport("github.com/maditya/protobuf/proto")
if !gogoproto.ImportsGoGoProto(file.FileDescriptorProto) {
protoPkg = imports.NewImport("github.com/golang/protobuf/proto")
}
for _, message := range file.Messages() {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if !gogoproto.HasCompare(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
if message.DescriptorProto.GetOptions().GetMapEntry() {
continue
}
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Test`, ccTypeName, `Compare(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`if c := p.Compare(msg); c != 0 {`)
p.In()
p.P(`t.Fatalf("%#v !Compare %#v, since %d", msg, p, c)`)
p.Out()
p.P(`}`)
p.P(`p2 := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`c := p.Compare(p2)`)
p.P(`c2 := p2.Compare(p)`)
p.P(`if c != (-1 * c2) {`)
p.In()
p.P(`t.Errorf("p.Compare(p2) = %d", c)`)
p.P(`t.Errorf("p2.Compare(p) = %d", c2)`)
p.P(`t.Errorf("p = %#v", p)`)
p.P(`t.Errorf("p2 = %#v", p2)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
}
}
return used
}
func (p *plugin) Generate(file *generator.FileDescriptor) {
p.PluginImports = generator.NewPluginImports(p.Generator)
p.fmtPkg = p.NewImport("fmt")
p.bytesPkg = p.NewImport("bytes")
p.sortkeysPkg = p.NewImport("github.com/maditya/protobuf/sortkeys")
p.protoPkg = p.NewImport("github.com/maditya/protobuf/proto")
for _, msg := range file.Messages() {
if msg.DescriptorProto.GetOptions().GetMapEntry() {
continue
}
if gogoproto.HasCompare(file.FileDescriptorProto, msg.DescriptorProto) {
p.generateMessage(file, msg)
}
}
}