Change int64 json encoding to be string for php and ruby (#6251)

* Change int64 json encoding to be string for php and ruby

* Fix ruby test

* Sync upb change

6 files changed, 64 insertions, 36 deletions

diff --git a/conformance/failure_list_php_c.txt b/conformance/failure_list_php_c.txt
index b0405618a..d1a961a99 100644
--- a/conformance/failure_list_php_c.txt
+++ b/conformance/failure_list_php_c.txt
@@ -6,7 +6,6 @@ Recommended.Proto3.JsonInput.BytesFieldBase64Url.ProtobufOutput
 Recommended.Proto3.JsonInput.DurationHas3FractionalDigits.Validator
 Recommended.Proto3.JsonInput.DurationHas6FractionalDigits.Validator
 Recommended.Proto3.JsonInput.FieldMaskInvalidCharacter
-Recommended.Proto3.JsonInput.Int64FieldBeString.Validator
 Recommended.Proto3.JsonInput.MapFieldValueIsNull
 Recommended.Proto3.JsonInput.OneofZeroBytes.JsonOutput
 Recommended.Proto3.JsonInput.RepeatedFieldMessageElementIsNull
@@ -17,7 +16,6 @@ Recommended.Proto3.JsonInput.StringFieldUnpairedHighSurrogate
 Recommended.Proto3.JsonInput.StringFieldUnpairedLowSurrogate
 Recommended.Proto3.JsonInput.TimestampHas3FractionalDigits.Validator
 Recommended.Proto3.JsonInput.TimestampHas6FractionalDigits.Validator
-Recommended.Proto3.JsonInput.Uint64FieldBeString.Validator
 Recommended.Proto3.ProtobufInput.OneofZeroBytes.JsonOutput
 Required.DurationProtoInputTooLarge.JsonOutput
 Required.DurationProtoInputTooSmall.JsonOutput
diff --git a/conformance/failure_list_ruby.txt b/conformance/failure_list_ruby.txt
index 651cb55f5..cf8777cd8 100644
--- a/conformance/failure_list_ruby.txt
+++ b/conformance/failure_list_ruby.txt
@@ -6,7 +6,6 @@ Recommended.Proto3.JsonInput.BytesFieldBase64Url.ProtobufOutput
 Recommended.Proto3.JsonInput.DurationHas3FractionalDigits.Validator
 Recommended.Proto3.JsonInput.DurationHas6FractionalDigits.Validator
 Recommended.Proto3.JsonInput.FieldMaskInvalidCharacter
-Recommended.Proto3.JsonInput.Int64FieldBeString.Validator
 Recommended.Proto3.JsonInput.MapFieldValueIsNull
 Recommended.Proto3.JsonInput.RepeatedFieldMessageElementIsNull
 Recommended.Proto3.JsonInput.RepeatedFieldPrimitiveElementIsNull
@@ -16,7 +15,6 @@ Recommended.Proto3.JsonInput.StringFieldUnpairedHighSurrogate
 Recommended.Proto3.JsonInput.StringFieldUnpairedLowSurrogate
 Recommended.Proto3.JsonInput.TimestampHas3FractionalDigits.Validator
 Recommended.Proto3.JsonInput.TimestampHas6FractionalDigits.Validator
-Recommended.Proto3.JsonInput.Uint64FieldBeString.Validator
 Required.DurationProtoInputTooLarge.JsonOutput
 Required.DurationProtoInputTooSmall.JsonOutput
 Required.Proto3.JsonInput.DoubleFieldMaxNegativeValue.JsonOutput
diff --git a/conformance/failure_list_ruby_mac.txt b/conformance/failure_list_ruby_mac.txt
index 876184deb..ceb2054fa 100644
--- a/conformance/failure_list_ruby_mac.txt
+++ b/conformance/failure_list_ruby_mac.txt
@@ -5,7 +5,6 @@ Recommended.Proto3.JsonInput.BytesFieldBase64Url.JsonOutput
 Recommended.Proto3.JsonInput.BytesFieldBase64Url.ProtobufOutput
 Recommended.Proto3.JsonInput.DurationHas3FractionalDigits.Validator
 Recommended.Proto3.JsonInput.DurationHas6FractionalDigits.Validator
-Recommended.Proto3.JsonInput.Int64FieldBeString.Validator
 Recommended.Proto3.JsonInput.MapFieldValueIsNull
 Recommended.Proto3.JsonInput.RepeatedFieldMessageElementIsNull
 Recommended.Proto3.JsonInput.RepeatedFieldPrimitiveElementIsNull
@@ -15,7 +14,6 @@ Recommended.Proto3.JsonInput.StringFieldUnpairedHighSurrogate
 Recommended.Proto3.JsonInput.StringFieldUnpairedLowSurrogate
 Recommended.Proto3.JsonInput.TimestampHas3FractionalDigits.Validator
 Recommended.Proto3.JsonInput.TimestampHas6FractionalDigits.Validator
-Recommended.Proto3.JsonInput.Uint64FieldBeString.Validator
 Required.DurationProtoInputTooLarge.JsonOutput
 Required.DurationProtoInputTooSmall.JsonOutput
 Required.Proto3.JsonInput.DoubleFieldMaxNegativeValue.JsonOutput
diff --git a/php/ext/google/protobuf/upb.c b/php/ext/google/protobuf/upb.c
index 1d977437f..cc5a54ab8 100644
--- a/php/ext/google/protobuf/upb.c
+++ b/php/ext/google/protobuf/upb.c
@@ -12431,18 +12431,32 @@ static size_t fmt_bool(bool val, char* buf, size_t length) {
   return n;
 }
 
-static size_t fmt_int64(long val, char* buf, size_t length) {
-  size_t n = _upb_snprintf(buf, length, "%ld", val);
+static size_t fmt_int64_as_number(long long val, char* buf, size_t length) {
+  size_t n = _upb_snprintf(buf, length, "%lld", val);
   CHKLENGTH(n > 0 && n < length);
   return n;
 }
 
-static size_t fmt_uint64(unsigned long long val, char* buf, size_t length) {
+static size_t fmt_uint64_as_number(
+    unsigned long long val, char* buf, size_t length) {
   size_t n = _upb_snprintf(buf, length, "%llu", val);
   CHKLENGTH(n > 0 && n < length);
   return n;
 }
 
+static size_t fmt_int64_as_string(long long val, char* buf, size_t length) {
+  size_t n = _upb_snprintf(buf, length, "\"%lld\"", val);
+  CHKLENGTH(n > 0 && n < length);
+  return n;
+}
+
+static size_t fmt_uint64_as_string(
+    unsigned long long val, char* buf, size_t length) {
+  size_t n = _upb_snprintf(buf, length, "\"%llu\"", val);
+  CHKLENGTH(n > 0 && n < length);
+  return n;
+}
+
 /* Print a map key given a field name. Called by scalar field handlers and by
  * startseq for repeated fields. */
 static bool putkey(void *closure, const void *handler_data) {
@@ -12486,8 +12500,11 @@ static bool putkey(void *closure, const void *handler_data) {
   static bool putmapkey_##type(void *closure, const void *handler_data,      \
                             type val) {                                      \
     upb_json_printer *p = closure;                                           \
+    char data[64];                                                           \
+    size_t length = fmt_func(val, data, sizeof(data));                       \
+    UPB_UNUSED(handler_data);                                                \
     print_data(p, "\"", 1);                                                  \
-    CHK(put##type(closure, handler_data, val));                              \
+    print_data(p, data, length);                                             \
     print_data(p, "\":", 2);                                                 \
     return true;                                                             \
   }
@@ -12495,17 +12512,17 @@ static bool putkey(void *closure, const void *handler_data) {
 TYPE_HANDLERS(double,   fmt_double)
 TYPE_HANDLERS(float,    fmt_float)
 TYPE_HANDLERS(bool,     fmt_bool)
-TYPE_HANDLERS(int32_t,  fmt_int64)
-TYPE_HANDLERS(uint32_t, fmt_int64)
-TYPE_HANDLERS(int64_t,  fmt_int64)
-TYPE_HANDLERS(uint64_t, fmt_uint64)
+TYPE_HANDLERS(int32_t,  fmt_int64_as_number)
+TYPE_HANDLERS(uint32_t, fmt_int64_as_number)
+TYPE_HANDLERS(int64_t,  fmt_int64_as_string)
+TYPE_HANDLERS(uint64_t, fmt_uint64_as_string)
 
 /* double and float are not allowed to be map keys. */
 TYPE_HANDLERS_MAPKEY(bool,     fmt_bool)
-TYPE_HANDLERS_MAPKEY(int32_t,  fmt_int64)
-TYPE_HANDLERS_MAPKEY(uint32_t, fmt_int64)
-TYPE_HANDLERS_MAPKEY(int64_t,  fmt_int64)
-TYPE_HANDLERS_MAPKEY(uint64_t, fmt_uint64)
+TYPE_HANDLERS_MAPKEY(int32_t,  fmt_int64_as_number)
+TYPE_HANDLERS_MAPKEY(uint32_t, fmt_int64_as_number)
+TYPE_HANDLERS_MAPKEY(int64_t,  fmt_int64_as_number)
+TYPE_HANDLERS_MAPKEY(uint64_t, fmt_uint64_as_number)
 
 #undef TYPE_HANDLERS
 #undef TYPE_HANDLERS_MAPKEY
diff --git a/ruby/ext/google/protobuf_c/upb.c b/ruby/ext/google/protobuf_c/upb.c
index 3d96c5ccc..748205083 100644
--- a/ruby/ext/google/protobuf_c/upb.c
+++ b/ruby/ext/google/protobuf_c/upb.c
@@ -16289,18 +16289,32 @@ static size_t fmt_bool(bool val, char* buf, size_t length) {
   return n;
 }
 
-static size_t fmt_int64(long val, char* buf, size_t length) {
-  size_t n = _upb_snprintf(buf, length, "%ld", val);
+static size_t fmt_int64_as_number(long long val, char* buf, size_t length) {
+  size_t n = _upb_snprintf(buf, length, "%lld", val);
   CHKLENGTH(n > 0 && n < length);
   return n;
 }
 
-static size_t fmt_uint64(unsigned long long val, char* buf, size_t length) {
+static size_t fmt_uint64_as_number(
+    unsigned long long val, char* buf, size_t length) {
   size_t n = _upb_snprintf(buf, length, "%llu", val);
   CHKLENGTH(n > 0 && n < length);
   return n;
 }
 
+static size_t fmt_int64_as_string(long long val, char* buf, size_t length) {
+  size_t n = _upb_snprintf(buf, length, "\"%lld\"", val);
+  CHKLENGTH(n > 0 && n < length);
+  return n;
+}
+
+static size_t fmt_uint64_as_string(
+    unsigned long long val, char* buf, size_t length) {
+  size_t n = _upb_snprintf(buf, length, "\"%llu\"", val);
+  CHKLENGTH(n > 0 && n < length);
+  return n;
+}
+
 /* Print a map key given a field name. Called by scalar field handlers and by
  * startseq for repeated fields. */
 static bool putkey(void *closure, const void *handler_data) {
@@ -16344,8 +16358,11 @@ static bool putkey(void *closure, const void *handler_data) {
   static bool putmapkey_##type(void *closure, const void *handler_data,      \
                             type val) {                                      \
     upb_json_printer *p = closure;                                           \
+    char data[64];                                                           \
+    size_t length = fmt_func(val, data, sizeof(data));                       \
+    UPB_UNUSED(handler_data);                                                \
     print_data(p, "\"", 1);                                                  \
-    CHK(put##type(closure, handler_data, val));                              \
+    print_data(p, data, length);                                             \
     print_data(p, "\":", 2);                                                 \
     return true;                                                             \
   }
@@ -16353,17 +16370,17 @@ static bool putkey(void *closure, const void *handler_data) {
 TYPE_HANDLERS(double,   fmt_double)
 TYPE_HANDLERS(float,    fmt_float)
 TYPE_HANDLERS(bool,     fmt_bool)
-TYPE_HANDLERS(int32_t,  fmt_int64)
-TYPE_HANDLERS(uint32_t, fmt_int64)
-TYPE_HANDLERS(int64_t,  fmt_int64)
-TYPE_HANDLERS(uint64_t, fmt_uint64)
+TYPE_HANDLERS(int32_t,  fmt_int64_as_number)
+TYPE_HANDLERS(uint32_t, fmt_int64_as_number)
+TYPE_HANDLERS(int64_t,  fmt_int64_as_string)
+TYPE_HANDLERS(uint64_t, fmt_uint64_as_string)
 
 /* double and float are not allowed to be map keys. */
 TYPE_HANDLERS_MAPKEY(bool,     fmt_bool)
-TYPE_HANDLERS_MAPKEY(int32_t,  fmt_int64)
-TYPE_HANDLERS_MAPKEY(uint32_t, fmt_int64)
-TYPE_HANDLERS_MAPKEY(int64_t,  fmt_int64)
-TYPE_HANDLERS_MAPKEY(uint64_t, fmt_uint64)
+TYPE_HANDLERS_MAPKEY(int32_t,  fmt_int64_as_number)
+TYPE_HANDLERS_MAPKEY(uint32_t, fmt_int64_as_number)
+TYPE_HANDLERS_MAPKEY(int64_t,  fmt_int64_as_number)
+TYPE_HANDLERS_MAPKEY(uint64_t, fmt_uint64_as_number)
 
 #undef TYPE_HANDLERS
 #undef TYPE_HANDLERS_MAPKEY
diff --git a/ruby/tests/common_tests.rb b/ruby/tests/common_tests.rb
index 2945003b0..fa1e2ff7d 100644
--- a/ruby/tests/common_tests.rb
+++ b/ruby/tests/common_tests.rb
@@ -1108,9 +1108,9 @@ module CommonTests
 
     expected = {
       optionalInt32: 0,
-      optionalInt64: 0,
+      optionalInt64: "0",
       optionalUint32: 0,
-      optionalUint64: 0,
+      optionalUint64: "0",
       optionalBool: false,
       optionalFloat: 0,
       optionalDouble: 0,
@@ -1142,9 +1142,9 @@ module CommonTests
 
     expected = {
       optionalInt32: 0,
-      optionalInt64: 0,
+      optionalInt64: "0",
       optionalUint32: 0,
-      optionalUint64: 0,
+      optionalUint64: "0",
       optionalBool: false,
       optionalFloat: 0,
       optionalDouble: 0,
@@ -1177,9 +1177,9 @@ module CommonTests
 
     expected = {
       optionalInt32: 0,
-      optionalInt64: 0,
+      optionalInt64: "0",
       optionalUint32: 0,
-      optionalUint64: 0,
+      optionalUint64: "0",
       optionalBool: false,
       optionalFloat: 0,
       optionalDouble: 0,