Move RemoteTestClient files to /objective-c

The tests are going to use it too

12 files changed, 1366 insertions, 0 deletions

diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Empty.pbobjc.h b/src/objective-c/generated_libraries/RemoteTestClient/Empty.pbobjc.h
new file mode 100644
index 0000000000..809d0dde6e
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Empty.pbobjc.h
@@ -0,0 +1,33 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: empty.proto
+
+#import "GPBProtocolBuffers.h"
+
+#if GOOGLE_PROTOBUF_OBJC_GEN_VERSION != 30000
+#error This file was generated by a different version of protoc-gen-objc which is incompatible with your Protocol Buffer sources.
+#endif
+
+CF_EXTERN_C_BEGIN
+
+@class RMTEmpty;
+
+
+#pragma mark - RMTEmptyRoot
+
+@interface RMTEmptyRoot : GPBRootObject
+@end
+
+#pragma mark - RMTEmpty
+
+// An empty message that you can re-use to avoid defining duplicated empty
+// messages in your project. A typical example is to use it as argument or the
+// return value of a service API. For instance:
+//
+//   service Foo {
+//     rpc Bar (grpc.testing.Empty) returns (grpc.testing.Empty) { };
+//   };
+@interface RMTEmpty : GPBMessage
+
+@end
+
+CF_EXTERN_C_END
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Empty.pbobjc.m b/src/objective-c/generated_libraries/RemoteTestClient/Empty.pbobjc.m
new file mode 100644
index 0000000000..46d481af66
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Empty.pbobjc.m
@@ -0,0 +1,59 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: empty.proto
+
+#import "GPBProtocolBuffers_RuntimeSupport.h"
+
+#import "Empty.pbobjc.h"
+
+#pragma mark - RMTEmptyRoot
+
+@implementation RMTEmptyRoot
+
+@end
+
+static GPBFileDescriptor *RMTEmptyRoot_FileDescriptor(void) {
+  // This is called by +initialize so there is no need to worry
+  // about thread safety of the singleton.
+  static GPBFileDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    descriptor = [[GPBFileDescriptor alloc] initWithPackage:@"grpc.testing"
+                                                     syntax:GPBFileSyntaxProto3];
+  }
+  return descriptor;
+}
+
+#pragma mark - RMTEmpty
+
+@implementation RMTEmpty
+
+
+typedef struct RMTEmpty_Storage {
+  uint32_t _has_storage_[0];
+} RMTEmpty_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTEmpty class]
+                                              rootClass:[RMTEmptyRoot class]
+                                                   file:RMTEmptyRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTEmpty_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Messages.pbobjc.h b/src/objective-c/generated_libraries/RemoteTestClient/Messages.pbobjc.h
new file mode 100644
index 0000000000..5f32314175
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Messages.pbobjc.h
@@ -0,0 +1,221 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: messages.proto
+
+#import "GPBProtocolBuffers.h"
+
+#if GOOGLE_PROTOBUF_OBJC_GEN_VERSION != 30000
+#error This file was generated by a different version of protoc-gen-objc which is incompatible with your Protocol Buffer sources.
+#endif
+
+CF_EXTERN_C_BEGIN
+
+@class RMTPayload;
+@class RMTResponseParameters;
+@class RMTSimpleRequest;
+@class RMTSimpleResponse;
+@class RMTStreamingInputCallRequest;
+@class RMTStreamingInputCallResponse;
+@class RMTStreamingOutputCallRequest;
+@class RMTStreamingOutputCallResponse;
+
+#pragma mark - Enum RMTPayloadType
+
+// The type of payload that should be returned.
+typedef GPB_ENUM(RMTPayloadType) {
+  RMTPayloadType_GPBUnrecognizedEnumeratorValue = kGPBUnrecognizedEnumeratorValue,
+  // Compressable text format.
+  RMTPayloadType_Compressable = 0,
+
+  // Uncompressable binary format.
+  RMTPayloadType_Uncompressable = 1,
+
+  // Randomly chosen from all other formats defined in this enum.
+  RMTPayloadType_Random = 2,
+};
+
+GPBEnumDescriptor *RMTPayloadType_EnumDescriptor(void);
+
+BOOL RMTPayloadType_IsValidValue(int32_t value);
+
+
+#pragma mark - RMTMessagesRoot
+
+@interface RMTMessagesRoot : GPBRootObject
+@end
+
+#pragma mark - RMTPayload
+
+typedef GPB_ENUM(RMTPayload_FieldNumber) {
+  RMTPayload_FieldNumber_Type = 1,
+  RMTPayload_FieldNumber_Body = 2,
+};
+
+// A block of data, to simply increase gRPC message size.
+@interface RMTPayload : GPBMessage
+
+// The type of data in body.
+@property(nonatomic, readwrite) RMTPayloadType type;
+
+// Primary contents of payload.
+@property(nonatomic, readwrite, copy) NSData *body;
+
+@end
+
+int32_t RMTPayload_Type_RawValue(RMTPayload *message);
+void SetRMTPayload_Type_RawValue(RMTPayload *message, int32_t value);
+
+#pragma mark - RMTSimpleRequest
+
+typedef GPB_ENUM(RMTSimpleRequest_FieldNumber) {
+  RMTSimpleRequest_FieldNumber_ResponseType = 1,
+  RMTSimpleRequest_FieldNumber_ResponseSize = 2,
+  RMTSimpleRequest_FieldNumber_Payload = 3,
+  RMTSimpleRequest_FieldNumber_FillUsername = 4,
+  RMTSimpleRequest_FieldNumber_FillOauthScope = 5,
+};
+
+// Unary request.
+@interface RMTSimpleRequest : GPBMessage
+
+// Desired payload type in the response from the server.
+// If response_type is RANDOM, server randomly chooses one from other formats.
+@property(nonatomic, readwrite) RMTPayloadType responseType;
+
+// Desired payload size in the response from the server.
+// If response_type is COMPRESSABLE, this denotes the size before compression.
+@property(nonatomic, readwrite) int32_t responseSize;
+
+// Optional input payload sent along with the request.
+@property(nonatomic, readwrite) BOOL hasPayload;
+@property(nonatomic, readwrite, strong) RMTPayload *payload;
+
+// Whether SimpleResponse should include username.
+@property(nonatomic, readwrite) BOOL fillUsername;
+
+// Whether SimpleResponse should include OAuth scope.
+@property(nonatomic, readwrite) BOOL fillOauthScope;
+
+@end
+
+int32_t RMTSimpleRequest_ResponseType_RawValue(RMTSimpleRequest *message);
+void SetRMTSimpleRequest_ResponseType_RawValue(RMTSimpleRequest *message, int32_t value);
+
+#pragma mark - RMTSimpleResponse
+
+typedef GPB_ENUM(RMTSimpleResponse_FieldNumber) {
+  RMTSimpleResponse_FieldNumber_Payload = 1,
+  RMTSimpleResponse_FieldNumber_Username = 2,
+  RMTSimpleResponse_FieldNumber_OauthScope = 3,
+};
+
+// Unary response, as configured by the request.
+@interface RMTSimpleResponse : GPBMessage
+
+// Payload to increase message size.
+@property(nonatomic, readwrite) BOOL hasPayload;
+@property(nonatomic, readwrite, strong) RMTPayload *payload;
+
+// The user the request came from, for verifying authentication was
+// successful when the client expected it.
+@property(nonatomic, readwrite, copy) NSString *username;
+
+// OAuth scope.
+@property(nonatomic, readwrite, copy) NSString *oauthScope;
+
+@end
+
+#pragma mark - RMTStreamingInputCallRequest
+
+typedef GPB_ENUM(RMTStreamingInputCallRequest_FieldNumber) {
+  RMTStreamingInputCallRequest_FieldNumber_Payload = 1,
+};
+
+// Client-streaming request.
+@interface RMTStreamingInputCallRequest : GPBMessage
+
+// Optional input payload sent along with the request.
+@property(nonatomic, readwrite) BOOL hasPayload;
+@property(nonatomic, readwrite, strong) RMTPayload *payload;
+
+@end
+
+#pragma mark - RMTStreamingInputCallResponse
+
+typedef GPB_ENUM(RMTStreamingInputCallResponse_FieldNumber) {
+  RMTStreamingInputCallResponse_FieldNumber_AggregatedPayloadSize = 1,
+};
+
+// Client-streaming response.
+@interface RMTStreamingInputCallResponse : GPBMessage
+
+// Aggregated size of payloads received from the client.
+@property(nonatomic, readwrite) int32_t aggregatedPayloadSize;
+
+@end
+
+#pragma mark - RMTResponseParameters
+
+typedef GPB_ENUM(RMTResponseParameters_FieldNumber) {
+  RMTResponseParameters_FieldNumber_Size = 1,
+  RMTResponseParameters_FieldNumber_IntervalUs = 2,
+};
+
+// Configuration for a particular response.
+@interface RMTResponseParameters : GPBMessage
+
+// Desired payload sizes in responses from the server.
+// If response_type is COMPRESSABLE, this denotes the size before compression.
+@property(nonatomic, readwrite) int32_t size;
+
+// Desired interval between consecutive responses in the response stream in
+// microseconds.
+@property(nonatomic, readwrite) int32_t intervalUs;
+
+@end
+
+#pragma mark - RMTStreamingOutputCallRequest
+
+typedef GPB_ENUM(RMTStreamingOutputCallRequest_FieldNumber) {
+  RMTStreamingOutputCallRequest_FieldNumber_ResponseType = 1,
+  RMTStreamingOutputCallRequest_FieldNumber_ResponseParametersArray = 2,
+  RMTStreamingOutputCallRequest_FieldNumber_Payload = 3,
+};
+
+// Server-streaming request.
+@interface RMTStreamingOutputCallRequest : GPBMessage
+
+// Desired payload type in the response from the server.
+// If response_type is RANDOM, the payload from each response in the stream
+// might be of different types. This is to simulate a mixed type of payload
+// stream.
+@property(nonatomic, readwrite) RMTPayloadType responseType;
+
+// Configuration for each expected response message.
+// |responseParametersArray| contains |RMTResponseParameters|
+@property(nonatomic, readwrite, strong) NSMutableArray *responseParametersArray;
+
+// Optional input payload sent along with the request.
+@property(nonatomic, readwrite) BOOL hasPayload;
+@property(nonatomic, readwrite, strong) RMTPayload *payload;
+
+@end
+
+int32_t RMTStreamingOutputCallRequest_ResponseType_RawValue(RMTStreamingOutputCallRequest *message);
+void SetRMTStreamingOutputCallRequest_ResponseType_RawValue(RMTStreamingOutputCallRequest *message, int32_t value);
+
+#pragma mark - RMTStreamingOutputCallResponse
+
+typedef GPB_ENUM(RMTStreamingOutputCallResponse_FieldNumber) {
+  RMTStreamingOutputCallResponse_FieldNumber_Payload = 1,
+};
+
+// Server-streaming response, as configured by the request and parameters.
+@interface RMTStreamingOutputCallResponse : GPBMessage
+
+// Payload to increase response size.
+@property(nonatomic, readwrite) BOOL hasPayload;
+@property(nonatomic, readwrite, strong) RMTPayload *payload;
+
+@end
+
+CF_EXTERN_C_END
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Messages.pbobjc.m b/src/objective-c/generated_libraries/RemoteTestClient/Messages.pbobjc.m
new file mode 100644
index 0000000000..98eb1dc87c
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Messages.pbobjc.m
@@ -0,0 +1,603 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: messages.proto
+
+#import "GPBProtocolBuffers_RuntimeSupport.h"
+
+#import "Messages.pbobjc.h"
+
+#pragma mark - RMTMessagesRoot
+
+@implementation RMTMessagesRoot
+
+@end
+
+static GPBFileDescriptor *RMTMessagesRoot_FileDescriptor(void) {
+  // This is called by +initialize so there is no need to worry
+  // about thread safety of the singleton.
+  static GPBFileDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    descriptor = [[GPBFileDescriptor alloc] initWithPackage:@"grpc.testing"
+                                                     syntax:GPBFileSyntaxProto3];
+  }
+  return descriptor;
+}
+
+#pragma mark - Enum RMTPayloadType
+
+GPBEnumDescriptor *RMTPayloadType_EnumDescriptor(void) {
+  static GPBEnumDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageEnumValueDescription values[] = {
+      { .name = "Compressable", .number = RMTPayloadType_Compressable },
+      { .name = "Uncompressable", .number = RMTPayloadType_Uncompressable },
+      { .name = "Random", .number = RMTPayloadType_Random },
+    };
+    descriptor = [GPBEnumDescriptor allocDescriptorForName:GPBNSStringifySymbol(RMTPayloadType)
+                                                   values:values
+                                               valueCount:sizeof(values) / sizeof(GPBMessageEnumValueDescription)
+                                             enumVerifier:RMTPayloadType_IsValidValue];
+  }
+  return descriptor;
+}
+
+BOOL RMTPayloadType_IsValidValue(int32_t value__) {
+  switch (value__) {
+    case RMTPayloadType_Compressable:
+    case RMTPayloadType_Uncompressable:
+    case RMTPayloadType_Random:
+      return YES;
+    default:
+      return NO;
+  }
+}
+
+#pragma mark - RMTPayload
+
+@implementation RMTPayload
+
+@dynamic type;
+@dynamic body;
+
+typedef struct RMTPayload_Storage {
+  uint32_t _has_storage_[1];
+  RMTPayloadType type;
+  NSData *body;
+} RMTPayload_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "type",
+        .number = RMTPayload_FieldNumber_Type,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional | GPBFieldHasEnumDescriptor,
+        .type = GPBTypeEnum,
+        .offset = offsetof(RMTPayload_Storage, type),
+        .defaultValue.valueEnum = RMTPayloadType_Compressable,
+        .typeSpecific.enumDescFunc = RMTPayloadType_EnumDescriptor,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "body",
+        .number = RMTPayload_FieldNumber_Body,
+        .hasIndex = 1,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeData,
+        .offset = offsetof(RMTPayload_Storage, body),
+        .defaultValue.valueData = nil,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTPayload class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTPayload_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+int32_t RMTPayload_Type_RawValue(RMTPayload *message) {
+  GPBDescriptor *descriptor = [RMTPayload descriptor];
+  GPBFieldDescriptor *field = [descriptor fieldWithNumber:RMTPayload_FieldNumber_Type];
+  return GPBGetInt32IvarWithField(message, field);
+}
+
+void SetRMTPayload_Type_RawValue(RMTPayload *message, int32_t value) {
+  GPBDescriptor *descriptor = [RMTPayload descriptor];
+  GPBFieldDescriptor *field = [descriptor fieldWithNumber:RMTPayload_FieldNumber_Type];
+  GPBSetInt32IvarWithFieldInternal(message, field, value, descriptor.file.syntax);
+}
+
+#pragma mark - RMTSimpleRequest
+
+@implementation RMTSimpleRequest
+
+@dynamic responseType;
+@dynamic responseSize;
+@dynamic hasPayload, payload;
+@dynamic fillUsername;
+@dynamic fillOauthScope;
+
+typedef struct RMTSimpleRequest_Storage {
+  uint32_t _has_storage_[1];
+  BOOL fillUsername;
+  BOOL fillOauthScope;
+  RMTPayloadType responseType;
+  int32_t responseSize;
+  RMTPayload *payload;
+} RMTSimpleRequest_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "responseType",
+        .number = RMTSimpleRequest_FieldNumber_ResponseType,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional | GPBFieldHasEnumDescriptor,
+        .type = GPBTypeEnum,
+        .offset = offsetof(RMTSimpleRequest_Storage, responseType),
+        .defaultValue.valueEnum = RMTPayloadType_Compressable,
+        .typeSpecific.enumDescFunc = RMTPayloadType_EnumDescriptor,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "responseSize",
+        .number = RMTSimpleRequest_FieldNumber_ResponseSize,
+        .hasIndex = 1,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeInt32,
+        .offset = offsetof(RMTSimpleRequest_Storage, responseSize),
+        .defaultValue.valueInt32 = 0,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "payload",
+        .number = RMTSimpleRequest_FieldNumber_Payload,
+        .hasIndex = 2,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeMessage,
+        .offset = offsetof(RMTSimpleRequest_Storage, payload),
+        .defaultValue.valueMessage = nil,
+        .typeSpecific.className = GPBStringifySymbol(RMTPayload),
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "fillUsername",
+        .number = RMTSimpleRequest_FieldNumber_FillUsername,
+        .hasIndex = 3,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeBool,
+        .offset = offsetof(RMTSimpleRequest_Storage, fillUsername),
+        .defaultValue.valueBool = NO,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "fillOauthScope",
+        .number = RMTSimpleRequest_FieldNumber_FillOauthScope,
+        .hasIndex = 4,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeBool,
+        .offset = offsetof(RMTSimpleRequest_Storage, fillOauthScope),
+        .defaultValue.valueBool = NO,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTSimpleRequest class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTSimpleRequest_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+int32_t RMTSimpleRequest_ResponseType_RawValue(RMTSimpleRequest *message) {
+  GPBDescriptor *descriptor = [RMTSimpleRequest descriptor];
+  GPBFieldDescriptor *field = [descriptor fieldWithNumber:RMTSimpleRequest_FieldNumber_ResponseType];
+  return GPBGetInt32IvarWithField(message, field);
+}
+
+void SetRMTSimpleRequest_ResponseType_RawValue(RMTSimpleRequest *message, int32_t value) {
+  GPBDescriptor *descriptor = [RMTSimpleRequest descriptor];
+  GPBFieldDescriptor *field = [descriptor fieldWithNumber:RMTSimpleRequest_FieldNumber_ResponseType];
+  GPBSetInt32IvarWithFieldInternal(message, field, value, descriptor.file.syntax);
+}
+
+#pragma mark - RMTSimpleResponse
+
+@implementation RMTSimpleResponse
+
+@dynamic hasPayload, payload;
+@dynamic username;
+@dynamic oauthScope;
+
+typedef struct RMTSimpleResponse_Storage {
+  uint32_t _has_storage_[1];
+  RMTPayload *payload;
+  NSString *username;
+  NSString *oauthScope;
+} RMTSimpleResponse_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "payload",
+        .number = RMTSimpleResponse_FieldNumber_Payload,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeMessage,
+        .offset = offsetof(RMTSimpleResponse_Storage, payload),
+        .defaultValue.valueMessage = nil,
+        .typeSpecific.className = GPBStringifySymbol(RMTPayload),
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "username",
+        .number = RMTSimpleResponse_FieldNumber_Username,
+        .hasIndex = 1,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeString,
+        .offset = offsetof(RMTSimpleResponse_Storage, username),
+        .defaultValue.valueString = nil,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "oauthScope",
+        .number = RMTSimpleResponse_FieldNumber_OauthScope,
+        .hasIndex = 2,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeString,
+        .offset = offsetof(RMTSimpleResponse_Storage, oauthScope),
+        .defaultValue.valueString = nil,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTSimpleResponse class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTSimpleResponse_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+#pragma mark - RMTStreamingInputCallRequest
+
+@implementation RMTStreamingInputCallRequest
+
+@dynamic hasPayload, payload;
+
+typedef struct RMTStreamingInputCallRequest_Storage {
+  uint32_t _has_storage_[1];
+  RMTPayload *payload;
+} RMTStreamingInputCallRequest_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "payload",
+        .number = RMTStreamingInputCallRequest_FieldNumber_Payload,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeMessage,
+        .offset = offsetof(RMTStreamingInputCallRequest_Storage, payload),
+        .defaultValue.valueMessage = nil,
+        .typeSpecific.className = GPBStringifySymbol(RMTPayload),
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTStreamingInputCallRequest class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTStreamingInputCallRequest_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+#pragma mark - RMTStreamingInputCallResponse
+
+@implementation RMTStreamingInputCallResponse
+
+@dynamic aggregatedPayloadSize;
+
+typedef struct RMTStreamingInputCallResponse_Storage {
+  uint32_t _has_storage_[1];
+  int32_t aggregatedPayloadSize;
+} RMTStreamingInputCallResponse_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "aggregatedPayloadSize",
+        .number = RMTStreamingInputCallResponse_FieldNumber_AggregatedPayloadSize,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeInt32,
+        .offset = offsetof(RMTStreamingInputCallResponse_Storage, aggregatedPayloadSize),
+        .defaultValue.valueInt32 = 0,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTStreamingInputCallResponse class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTStreamingInputCallResponse_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+#pragma mark - RMTResponseParameters
+
+@implementation RMTResponseParameters
+
+@dynamic size;
+@dynamic intervalUs;
+
+typedef struct RMTResponseParameters_Storage {
+  uint32_t _has_storage_[1];
+  int32_t size;
+  int32_t intervalUs;
+} RMTResponseParameters_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "size",
+        .number = RMTResponseParameters_FieldNumber_Size,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeInt32,
+        .offset = offsetof(RMTResponseParameters_Storage, size),
+        .defaultValue.valueInt32 = 0,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "intervalUs",
+        .number = RMTResponseParameters_FieldNumber_IntervalUs,
+        .hasIndex = 1,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeInt32,
+        .offset = offsetof(RMTResponseParameters_Storage, intervalUs),
+        .defaultValue.valueInt32 = 0,
+        .typeSpecific.className = NULL,
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTResponseParameters class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTResponseParameters_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+#pragma mark - RMTStreamingOutputCallRequest
+
+@implementation RMTStreamingOutputCallRequest
+
+@dynamic responseType;
+@dynamic responseParametersArray;
+@dynamic hasPayload, payload;
+
+typedef struct RMTStreamingOutputCallRequest_Storage {
+  uint32_t _has_storage_[1];
+  RMTPayloadType responseType;
+  NSMutableArray *responseParametersArray;
+  RMTPayload *payload;
+} RMTStreamingOutputCallRequest_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "responseType",
+        .number = RMTStreamingOutputCallRequest_FieldNumber_ResponseType,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional | GPBFieldHasEnumDescriptor,
+        .type = GPBTypeEnum,
+        .offset = offsetof(RMTStreamingOutputCallRequest_Storage, responseType),
+        .defaultValue.valueEnum = RMTPayloadType_Compressable,
+        .typeSpecific.enumDescFunc = RMTPayloadType_EnumDescriptor,
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "responseParametersArray",
+        .number = RMTStreamingOutputCallRequest_FieldNumber_ResponseParametersArray,
+        .hasIndex = GPBNoHasBit,
+        .flags = GPBFieldRepeated,
+        .type = GPBTypeMessage,
+        .offset = offsetof(RMTStreamingOutputCallRequest_Storage, responseParametersArray),
+        .defaultValue.valueMessage = nil,
+        .typeSpecific.className = GPBStringifySymbol(RMTResponseParameters),
+        .fieldOptions = NULL,
+      },
+      {
+        .name = "payload",
+        .number = RMTStreamingOutputCallRequest_FieldNumber_Payload,
+        .hasIndex = 2,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeMessage,
+        .offset = offsetof(RMTStreamingOutputCallRequest_Storage, payload),
+        .defaultValue.valueMessage = nil,
+        .typeSpecific.className = GPBStringifySymbol(RMTPayload),
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTStreamingOutputCallRequest class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTStreamingOutputCallRequest_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
+int32_t RMTStreamingOutputCallRequest_ResponseType_RawValue(RMTStreamingOutputCallRequest *message) {
+  GPBDescriptor *descriptor = [RMTStreamingOutputCallRequest descriptor];
+  GPBFieldDescriptor *field = [descriptor fieldWithNumber:RMTStreamingOutputCallRequest_FieldNumber_ResponseType];
+  return GPBGetInt32IvarWithField(message, field);
+}
+
+void SetRMTStreamingOutputCallRequest_ResponseType_RawValue(RMTStreamingOutputCallRequest *message, int32_t value) {
+  GPBDescriptor *descriptor = [RMTStreamingOutputCallRequest descriptor];
+  GPBFieldDescriptor *field = [descriptor fieldWithNumber:RMTStreamingOutputCallRequest_FieldNumber_ResponseType];
+  GPBSetInt32IvarWithFieldInternal(message, field, value, descriptor.file.syntax);
+}
+
+#pragma mark - RMTStreamingOutputCallResponse
+
+@implementation RMTStreamingOutputCallResponse
+
+@dynamic hasPayload, payload;
+
+typedef struct RMTStreamingOutputCallResponse_Storage {
+  uint32_t _has_storage_[1];
+  RMTPayload *payload;
+} RMTStreamingOutputCallResponse_Storage;
+
+// This method is threadsafe because it is initially called
+// in +initialize for each subclass.
++ (GPBDescriptor *)descriptor {
+  static GPBDescriptor *descriptor = NULL;
+  if (!descriptor) {
+    static GPBMessageFieldDescription fields[] = {
+      {
+        .name = "payload",
+        .number = RMTStreamingOutputCallResponse_FieldNumber_Payload,
+        .hasIndex = 0,
+        .flags = GPBFieldOptional,
+        .type = GPBTypeMessage,
+        .offset = offsetof(RMTStreamingOutputCallResponse_Storage, payload),
+        .defaultValue.valueMessage = nil,
+        .typeSpecific.className = GPBStringifySymbol(RMTPayload),
+        .fieldOptions = NULL,
+      },
+    };
+    descriptor = [GPBDescriptor allocDescriptorForClass:[RMTStreamingOutputCallResponse class]
+                                              rootClass:[RMTMessagesRoot class]
+                                                   file:RMTMessagesRoot_FileDescriptor()
+                                                 fields:fields
+                                             fieldCount:sizeof(fields) / sizeof(GPBMessageFieldDescription)
+                                                 oneofs:NULL
+                                             oneofCount:0
+                                                  enums:NULL
+                                              enumCount:0
+                                                 ranges:NULL
+                                             rangeCount:0
+                                            storageSize:sizeof(RMTStreamingOutputCallResponse_Storage)
+                                             wireFormat:NO];
+  }
+  return descriptor;
+}
+
+@end
+
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/RemoteTest.podspec b/src/objective-c/generated_libraries/RemoteTestClient/RemoteTest.podspec
new file mode 100644
index 0000000000..36c2b509e8
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/RemoteTest.podspec
@@ -0,0 +1,24 @@
+Pod::Spec.new do |s|
+  s.name     = 'RemoteTest'
+  s.version  = '0.0.1'
+  s.summary  = 'Protobuf library generated from test.proto, messages.proto, and empty.proto'
+  s.homepage = 'https://github.com/grpc/grpc/tree/master/src/objective-c/examples/Sample/RemoteTestClient'
+  s.license  = 'New BSD'
+  s.authors  = { 'Jorge Canizales' => 'jcanizales@google.com' }
+
+  s.ios.deployment_target = '6.0'
+  s.osx.deployment_target = '10.8'
+
+  s.subspec 'Messages' do |ms|
+    ms.source_files = '*.pbobjc.{h,m}'
+    ms.requires_arc = false
+    ms.dependency 'Protobuf', '~> 3.0'
+  end
+
+  s.subspec 'Services' do |ss|
+    ss.source_files = '*.pbrpc.{h,m}'
+    ss.requires_arc = true
+    ss.dependency 'gRPC', '~> 0.0'
+    ss.dependency 'RemoteTest/Messages'
+  end
+end
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Test.pbobjc.h b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbobjc.h
new file mode 100644
index 0000000000..aaa0b6ce2d
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbobjc.h
@@ -0,0 +1,12 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test.proto
+
+#import "GPBProtocolBuffers.h"
+
+#if GOOGLE_PROTOBUF_OBJC_GEN_VERSION != 30000
+#error This file was generated by a different version of protoc-gen-objc which is incompatible with your Protocol Buffer sources.
+#endif
+
+CF_EXTERN_C_BEGIN
+
+CF_EXTERN_C_END
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Test.pbobjc.m b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbobjc.m
new file mode 100644
index 0000000000..08562b828a
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbobjc.m
@@ -0,0 +1,9 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: test.proto
+
+// File empty because all messages, extensions and enum have been filtered.
+
+
+// Dummy symbol that will be stripped but will avoid linker warnings about
+// no symbols in the .o form compiling this file.
+static int RMTTestRoot_dummy __attribute__((unused,used)) = 0;
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Test.pbrpc.h b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbrpc.h
new file mode 100644
index 0000000000..f799c4fc92
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbrpc.h
@@ -0,0 +1,59 @@
+#import "Test.pbobjc.h"
+#import <gRPC/ProtoService.h>
+
+#import "Empty.pbobjc.h"
+#import "Messages.pbobjc.h"
+
+@protocol GRXWriteable;
+@protocol GRXWriter;
+
+@protocol RMTTestService <NSObject>
+
+#pragma mark EmptyCall(Empty) returns (Empty)
+
+- (void)emptyCallWithRequest:(RMTEmpty *)request handler:(void(^)(RMTEmpty *response, NSError *error))handler;
+
+- (ProtoRPC *)RPCToEmptyCallWithRequest:(RMTEmpty *)request handler:(void(^)(RMTEmpty *response, NSError *error))handler;
+
+
+#pragma mark UnaryCall(SimpleRequest) returns (SimpleResponse)
+
+- (void)unaryCallWithRequest:(RMTSimpleRequest *)request handler:(void(^)(RMTSimpleResponse *response, NSError *error))handler;
+
+- (ProtoRPC *)RPCToUnaryCallWithRequest:(RMTSimpleRequest *)request handler:(void(^)(RMTSimpleResponse *response, NSError *error))handler;
+
+
+#pragma mark StreamingOutputCall(StreamingOutputCallRequest) returns (stream StreamingOutputCallResponse)
+
+- (void)streamingOutputCallWithRequest:(RMTStreamingOutputCallRequest *)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler;
+
+- (ProtoRPC *)RPCToStreamingOutputCallWithRequest:(RMTStreamingOutputCallRequest *)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler;
+
+
+#pragma mark StreamingInputCall(stream StreamingInputCallRequest) returns (StreamingInputCallResponse)
+
+- (void)streamingInputCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(RMTStreamingInputCallResponse *response, NSError *error))handler;
+
+- (ProtoRPC *)RPCToStreamingInputCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(RMTStreamingInputCallResponse *response, NSError *error))handler;
+
+
+#pragma mark FullDuplexCall(stream StreamingOutputCallRequest) returns (stream StreamingOutputCallResponse)
+
+- (void)fullDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler;
+
+- (ProtoRPC *)RPCToFullDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler;
+
+
+#pragma mark HalfDuplexCall(stream StreamingOutputCallRequest) returns (stream StreamingOutputCallResponse)
+
+- (void)halfDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler;
+
+- (ProtoRPC *)RPCToHalfDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler;
+
+
+@end
+
+// Basic service implementation, over gRPC, that only does marshalling and parsing.
+@interface RMTTestService : ProtoService<RMTTestService>
+- (instancetype)initWithHost:(NSString *)host NS_DESIGNATED_INITIALIZER;
+@end
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/Test.pbrpc.m b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbrpc.m
new file mode 100644
index 0000000000..faba07769e
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/Test.pbrpc.m
@@ -0,0 +1,96 @@
+#import "Test.pbrpc.h"
+#import <gRPC/GRXWriteable.h>
+#import <gRPC/GRXWriter+Immediate.h>
+#import <gRPC/ProtoRPC.h>
+
+static NSString *const kPackageName = @"grpc.testing";
+static NSString *const kServiceName = @"TestService";
+
+@implementation RMTTestService
+
+// Designated initializer
+- (instancetype)initWithHost:(NSString *)host {
+  return (self = [super initWithHost:host packageName:kPackageName serviceName:kServiceName]);
+}
+
+// Override superclass initializer to disallow different package and service names.
+- (instancetype)initWithHost:(NSString *)host
+                 packageName:(NSString *)packageName
+                 serviceName:(NSString *)serviceName {
+  return [self initWithHost:host];
+}
+
+
+#pragma mark EmptyCall(Empty) returns (Empty)
+
+- (void)emptyCallWithRequest:(RMTEmpty *)request handler:(void(^)(RMTEmpty *response, NSError *error))handler{
+  [[self RPCToEmptyCallWithRequest:request handler:handler] start];
+}
+// Returns a not-yet-started RPC object.
+- (ProtoRPC *)RPCToEmptyCallWithRequest:(RMTEmpty *)request handler:(void(^)(RMTEmpty *response, NSError *error))handler{
+  return [self RPCToMethod:@"EmptyCall"
+            requestsWriter:[GRXWriter writerWithValue:request]
+             responseClass:[RMTEmpty class]
+        responsesWriteable:[GRXWriteable writeableWithSingleValueHandler:handler]];
+}
+#pragma mark UnaryCall(SimpleRequest) returns (SimpleResponse)
+
+- (void)unaryCallWithRequest:(RMTSimpleRequest *)request handler:(void(^)(RMTSimpleResponse *response, NSError *error))handler{
+  [[self RPCToUnaryCallWithRequest:request handler:handler] start];
+}
+// Returns a not-yet-started RPC object.
+- (ProtoRPC *)RPCToUnaryCallWithRequest:(RMTSimpleRequest *)request handler:(void(^)(RMTSimpleResponse *response, NSError *error))handler{
+  return [self RPCToMethod:@"UnaryCall"
+            requestsWriter:[GRXWriter writerWithValue:request]
+             responseClass:[RMTSimpleResponse class]
+        responsesWriteable:[GRXWriteable writeableWithSingleValueHandler:handler]];
+}
+#pragma mark StreamingOutputCall(StreamingOutputCallRequest) returns (stream StreamingOutputCallResponse)
+
+- (void)streamingOutputCallWithRequest:(RMTStreamingOutputCallRequest *)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler{
+  [[self RPCToStreamingOutputCallWithRequest:request handler:handler] start];
+}
+// Returns a not-yet-started RPC object.
+- (ProtoRPC *)RPCToStreamingOutputCallWithRequest:(RMTStreamingOutputCallRequest *)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler{
+  return [self RPCToMethod:@"StreamingOutputCall"
+            requestsWriter:[GRXWriter writerWithValue:request]
+             responseClass:[RMTStreamingOutputCallResponse class]
+        responsesWriteable:[GRXWriteable writeableWithStreamHandler:handler]];
+}
+#pragma mark StreamingInputCall(stream StreamingInputCallRequest) returns (StreamingInputCallResponse)
+
+- (void)streamingInputCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(RMTStreamingInputCallResponse *response, NSError *error))handler{
+  [[self RPCToStreamingInputCallWithRequestsWriter:request handler:handler] start];
+}
+// Returns a not-yet-started RPC object.
+- (ProtoRPC *)RPCToStreamingInputCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(RMTStreamingInputCallResponse *response, NSError *error))handler{
+  return [self RPCToMethod:@"StreamingInputCall"
+            requestsWriter:request
+             responseClass:[RMTStreamingInputCallResponse class]
+        responsesWriteable:[GRXWriteable writeableWithSingleValueHandler:handler]];
+}
+#pragma mark FullDuplexCall(stream StreamingOutputCallRequest) returns (stream StreamingOutputCallResponse)
+
+- (void)fullDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler{
+  [[self RPCToFullDuplexCallWithRequestsWriter:request handler:handler] start];
+}
+// Returns a not-yet-started RPC object.
+- (ProtoRPC *)RPCToFullDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler{
+  return [self RPCToMethod:@"FullDuplexCall"
+            requestsWriter:request
+             responseClass:[RMTStreamingOutputCallResponse class]
+        responsesWriteable:[GRXWriteable writeableWithStreamHandler:handler]];
+}
+#pragma mark HalfDuplexCall(stream StreamingOutputCallRequest) returns (stream StreamingOutputCallResponse)
+
+- (void)halfDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler{
+  [[self RPCToHalfDuplexCallWithRequestsWriter:request handler:handler] start];
+}
+// Returns a not-yet-started RPC object.
+- (ProtoRPC *)RPCToHalfDuplexCallWithRequestsWriter:(id<GRXWriter>)request handler:(void(^)(BOOL done, RMTStreamingOutputCallResponse *response, NSError *error))handler{
+  return [self RPCToMethod:@"HalfDuplexCall"
+            requestsWriter:request
+             responseClass:[RMTStreamingOutputCallResponse class]
+        responsesWriteable:[GRXWriteable writeableWithStreamHandler:handler]];
+}
+@end
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/empty.proto b/src/objective-c/generated_libraries/RemoteTestClient/empty.proto
new file mode 100644
index 0000000000..a678048289
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/empty.proto
@@ -0,0 +1,44 @@
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// 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.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// 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.
+
+syntax = "proto3";
+
+package grpc.testing;
+
+option objc_class_prefix = "RMT";
+
+// An empty message that you can re-use to avoid defining duplicated empty
+// messages in your project. A typical example is to use it as argument or the
+// return value of a service API. For instance:
+//
+//   service Foo {
+//     rpc Bar (grpc.testing.Empty) returns (grpc.testing.Empty) { };
+//   };
+//
+message Empty {}
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/messages.proto b/src/objective-c/generated_libraries/RemoteTestClient/messages.proto
new file mode 100644
index 0000000000..85d93c2ff9
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/messages.proto
@@ -0,0 +1,133 @@
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// 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.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// 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.
+
+// Message definitions to be used by integration test service definitions.
+
+syntax = "proto3";
+
+package grpc.testing;
+
+option objc_class_prefix = "RMT";
+
+// The type of payload that should be returned.
+enum PayloadType {
+  // Compressable text format.
+  COMPRESSABLE = 0;
+
+  // Uncompressable binary format.
+  UNCOMPRESSABLE = 1;
+
+  // Randomly chosen from all other formats defined in this enum.
+  RANDOM = 2;
+}
+
+// A block of data, to simply increase gRPC message size.
+message Payload {
+  // The type of data in body.
+  PayloadType type = 1;
+  // Primary contents of payload.
+  bytes body = 2;
+}
+
+// Unary request.
+message SimpleRequest {
+  // Desired payload type in the response from the server.
+  // If response_type is RANDOM, server randomly chooses one from other formats.
+  PayloadType response_type = 1;
+
+  // Desired payload size in the response from the server.
+  // If response_type is COMPRESSABLE, this denotes the size before compression.
+  int32 response_size = 2;
+
+  // Optional input payload sent along with the request.
+  Payload payload = 3;
+
+  // Whether SimpleResponse should include username.
+  bool fill_username = 4;
+
+  // Whether SimpleResponse should include OAuth scope.
+  bool fill_oauth_scope = 5;
+}
+
+// Unary response, as configured by the request.
+message SimpleResponse {
+  // Payload to increase message size.
+  Payload payload = 1;
+  // The user the request came from, for verifying authentication was
+  // successful when the client expected it.
+  string username = 2;
+  // OAuth scope.
+  string oauth_scope = 3;
+}
+
+// Client-streaming request.
+message StreamingInputCallRequest {
+  // Optional input payload sent along with the request.
+  Payload payload = 1;
+
+  // Not expecting any payload from the response.
+}
+
+// Client-streaming response.
+message StreamingInputCallResponse {
+  // Aggregated size of payloads received from the client.
+  int32 aggregated_payload_size = 1;
+}
+
+// Configuration for a particular response.
+message ResponseParameters {
+  // Desired payload sizes in responses from the server.
+  // If response_type is COMPRESSABLE, this denotes the size before compression.
+  int32 size = 1;
+
+  // Desired interval between consecutive responses in the response stream in
+  // microseconds.
+  int32 interval_us = 2;
+}
+
+// Server-streaming request.
+message StreamingOutputCallRequest {
+  // Desired payload type in the response from the server.
+  // If response_type is RANDOM, the payload from each response in the stream
+  // might be of different types. This is to simulate a mixed type of payload
+  // stream.
+  PayloadType response_type = 1;
+
+  // Configuration for each expected response message.
+  repeated ResponseParameters response_parameters = 2;
+
+  // Optional input payload sent along with the request.
+  Payload payload = 3;
+}
+
+// Server-streaming response, as configured by the request and parameters.
+message StreamingOutputCallResponse {
+  // Payload to increase response size.
+  Payload payload = 1;
+}
diff --git a/src/objective-c/generated_libraries/RemoteTestClient/test.proto b/src/objective-c/generated_libraries/RemoteTestClient/test.proto
new file mode 100644
index 0000000000..2f5a5489b3
--- /dev/null
+++ b/src/objective-c/generated_libraries/RemoteTestClient/test.proto
@@ -0,0 +1,73 @@
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// 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.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// 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.
+
+// An integration test service that covers all the method signature permutations
+// of unary/streaming requests/responses.
+syntax = "proto3";
+
+import "empty.proto";
+import "messages.proto";
+
+package grpc.testing;
+
+option objc_class_prefix = "RMT";
+
+// A simple service to test the various types of RPCs and experiment with
+// performance with various types of payload.
+service TestService {
+  // One empty request followed by one empty response.
+  rpc EmptyCall(grpc.testing.Empty) returns (grpc.testing.Empty);
+
+  // One request followed by one response.
+  // TODO(Issue 527): Describe required server behavior.
+  rpc UnaryCall(SimpleRequest) returns (SimpleResponse);
+
+  // One request followed by a sequence of responses (streamed download).
+  // The server returns the payload with client desired type and sizes.
+  rpc StreamingOutputCall(StreamingOutputCallRequest)
+      returns (stream StreamingOutputCallResponse);
+
+  // A sequence of requests followed by one response (streamed upload).
+  // The server returns the aggregated size of client payload as the result.
+  rpc StreamingInputCall(stream StreamingInputCallRequest)
+      returns (StreamingInputCallResponse);
+
+  // A sequence of requests with each request served by the server immediately.
+  // As one request could lead to multiple responses, this interface
+  // demonstrates the idea of full duplexing.
+  rpc FullDuplexCall(stream StreamingOutputCallRequest)
+      returns (stream StreamingOutputCallResponse);
+
+  // A sequence of requests followed by a sequence of responses.
+  // The server buffers all the client requests and then serves them in order. A
+  // stream of responses are returned to the client when the server starts with
+  // first request.
+  rpc HalfDuplexCall(stream StreamingOutputCallRequest)
+      returns (stream StreamingOutputCallResponse);
+}