syntax = "proto2"; package test_default_values; enum EnumForDefaultValue { ONE = 1; TWO = 2; THREE = 3; } message TestDefaultValues { optional double double_field = 1 [default = 1]; optional float float_field = 2 [default = 2]; optional int32 int32_field = 3 [default = 3]; optional int64 int64_field = 4 [default = 4]; optional uint32 uint32_field = 5 [default = 5]; optional uint64 uint64_field = 6 [default = 6]; optional sint32 sint32_field = 7 [default = 7]; optional sint64 sint64_field = 8 [default = 8]; optional fixed32 fixed32_field = 9 [default = 9]; optional fixed64 fixed64_field = 10 [default = 10]; optional sfixed32 sfixed32_field = 11 [default = 11]; optional sfixed64 sfixed64_field = 12 [default = 12]; optional bool bool_field = 13 [default = true]; optional string string_field = 14 [default = "abc\n22"]; optional bytes bytes_field = 15 [default = "cde\n33"]; optional EnumForDefaultValue enum_field = 16 [default = TWO]; optional EnumForDefaultValue enum_field_without_default = 17; } message TestExtremeDefaultValues { // Text for nonfinite floating-point values. optional double inf_double = 14 [default = inf]; optional double neg_inf_double = 15 [default = -inf]; optional double nan_double = 16 [default = nan]; optional float inf_float = 17 [default = inf]; optional float neg_inf_float = 18 [default = -inf]; optional float nan_float = 19 [default = nan]; }