Mojo C++ bindings: support passing associated interface pointers/requests in method parameter lists…

mojo/public/cpp/bindings/tests/union_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <vector>
 
 #include "base/message_loop/message_loop.h"
 #include "mojo/message_pump/message_pump_mojo.h"
 #include "mojo/public/cpp/bindings/array.h"
 #include "mojo/public/cpp/bindings/binding.h"
@@ skipping 108 matching lines @@
   pod1->set_f_int8(10);
 
   size_t size = GetSerializedSize_(pod1, false);
   EXPECT_EQ(16U, size);
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::PodUnion_Data* data = nullptr;
   SerializeUnion_(pod1.Pass(), &buf, &data, false);
 
   PodUnionPtr pod2;
-  Deserialize_(data, &pod2);
+  Deserialize_(data, &pod2, nullptr);
 
   EXPECT_EQ(10, pod2->get_f_int8());
   EXPECT_TRUE(pod2->is_f_int8());
   EXPECT_EQ(pod2->which(), PodUnion::Tag::F_INT8);
 }
 
 TEST(UnionTest, EnumSerialization) {
   PodUnionPtr pod1(PodUnion::New());
   pod1->set_f_enum(AN_ENUM_SECOND);
 
   size_t size = GetSerializedSize_(pod1, false);
   EXPECT_EQ(16U, size);
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::PodUnion_Data* data = nullptr;
   SerializeUnion_(pod1.Pass(), &buf, &data, false);
 
   PodUnionPtr pod2;
-  Deserialize_(data, &pod2);
+  Deserialize_(data, &pod2, nullptr);
 
   EXPECT_EQ(AN_ENUM_SECOND, pod2->get_f_enum());
   EXPECT_TRUE(pod2->is_f_enum());
   EXPECT_EQ(pod2->which(), PodUnion::Tag::F_ENUM);
 }
 
 TEST(UnionTest, PodValidation) {
   PodUnionPtr pod(PodUnion::New());
   pod->set_f_int8(10);
 
@@ skipping 34 matching lines @@
 
   // Check that dirty output buffers are handled correctly by serialization.
   data->size = 16U;
   data->tag = PodUnion::Tag::F_UINT16;
   data->data.f_f_int16 = 20;
 
   SerializeUnion_(pod.Pass(), &buf, &data, true);
   EXPECT_TRUE(data->is_null());
 
   PodUnionPtr pod2;
-  Deserialize_(data, &pod2);
+  Deserialize_(data, &pod2, nullptr);
   EXPECT_TRUE(pod2.is_null());
 }
 
 TEST(UnionTest, SerializeIsNullNotInlined) {
   PodUnionPtr pod;
   size_t size = GetSerializedSize_(pod, false);
   EXPECT_EQ(16U, size);
   mojo::internal::FixedBufferForTesting buf(size);
   internal::PodUnion_Data* data = nullptr;
   SerializeUnion_(pod.Pass(), &buf, &data, false);
@@ skipping 88 matching lines @@
   size_t size = GetSerializedSize_(pod1, false);
   mojo::internal::FixedBufferForTesting buf(size);
   internal::ObjectUnion_Data* data = nullptr;
   SerializeUnion_(pod1.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   data->DecodePointersAndHandles(&handles);
 
   ObjectUnionPtr pod2;
-  Deserialize_(data, &pod2);
+  Deserialize_(data, &pod2, nullptr);
   EXPECT_EQ(hello, pod2->get_f_string());
   EXPECT_TRUE(pod2->is_f_string());
   EXPECT_EQ(pod2->which(), ObjectUnion::Tag::F_STRING);
 }
 
 TEST(UnionTest, NullStringValidation) {
   size_t size = sizeof(internal::ObjectUnion_Data);
   mojo::internal::FixedBufferForTesting buf(size);
   internal::ObjectUnion_Data* data = internal::ObjectUnion_Data::New(&buf);
   data->tag = internal::ObjectUnion_Data::ObjectUnion_Tag::F_STRING;
@@ skipping 65 matching lines @@
 
   size_t size = GetSerializedSize_(array);
   EXPECT_EQ(40U, size);
 
   mojo::internal::FixedBufferForTesting buf(size);
   mojo::internal::Array_Data<internal::PodUnion_Data>* data;
   mojo::internal::ArrayValidateParams validate_params(0, false, nullptr);
   SerializeArray_(array.Pass(), &buf, &data, &validate_params);
 
   Array<PodUnionPtr> array2;
-  Deserialize_(data, &array2);
+  Deserialize_(data, &array2, nullptr);
 
   EXPECT_EQ(2U, array2.size());
 
   EXPECT_EQ(10, array2[0]->get_f_int8());
   EXPECT_EQ(12, array2[1]->get_f_int16());
 }
 
 TEST(UnionTest, PodUnionInArraySerializationWithNull) {
   Array<PodUnionPtr> array(2);
   array[0] = PodUnion::New();
 
   array[0]->set_f_int8(10);
   EXPECT_EQ(2U, array.size());
 
   size_t size = GetSerializedSize_(array);
   EXPECT_EQ(40U, size);
 
   mojo::internal::FixedBufferForTesting buf(size);
   mojo::internal::Array_Data<internal::PodUnion_Data>* data;
   mojo::internal::ArrayValidateParams validate_params(0, true, nullptr);
   SerializeArray_(array.Pass(), &buf, &data, &validate_params);
 
   Array<PodUnionPtr> array2;
-  Deserialize_(data, &array2);
+  Deserialize_(data, &array2, nullptr);
 
   EXPECT_EQ(2U, array2.size());
 
   EXPECT_EQ(10, array2[0]->get_f_int8());
   EXPECT_TRUE(array2[1].is_null());
 }
 
 // TODO(azani): Move back in struct_unittest.cc when possible.
 // Struct tests
 TEST(UnionTest, Clone_Union) {
@@ skipping 11 matching lines @@
   small_struct->pod_union = PodUnion::New();
   small_struct->pod_union->set_f_int32(10);
 
   size_t size = GetSerializedSize_(small_struct);
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallStruct_Data* data = nullptr;
   Serialize_(small_struct.Pass(), &buf, &data);
 
   SmallStructPtr deserialized;
-  Deserialize_(data, &deserialized);
+  Deserialize_(data, &deserialized, nullptr);
 
   EXPECT_EQ(10, deserialized->pod_union->get_f_int32());
 }
 
 // Serialization test of a struct with a union of structs.
 TEST(UnionTest, Serialization_UnionOfObjects) {
   SmallObjStructPtr obj_struct(SmallObjStruct::New());
   obj_struct->obj_union = ObjectUnion::New();
   String hello("hello world");
   obj_struct->obj_union->set_f_string(hello);
 
   size_t size = GetSerializedSize_(obj_struct);
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallObjStruct_Data* data = nullptr;
   Serialize_(obj_struct.Pass(), &buf, &data);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   data->DecodePointersAndHandles(&handles);
 
   SmallObjStructPtr deserialized;
-  Deserialize_(data, &deserialized);
+  Deserialize_(data, &deserialized, nullptr);
 
   EXPECT_EQ(hello, deserialized->obj_union->get_f_string());
 }
 
 // Validation test of a struct with a union.
 TEST(UnionTest, Validation_UnionsInStruct) {
   SmallStructPtr small_struct(SmallStruct::New());
   small_struct->pod_union = PodUnion::New();
   small_struct->pod_union->set_f_int32(10);
 
@@ skipping 104 matching lines @@
   size_t size = GetSerializedSize_(map);
   EXPECT_EQ(120U, size);
 
   mojo::internal::FixedBufferForTesting buf(size);
   mojo::internal::Map_Data<mojo::internal::String_Data*,
                            internal::PodUnion_Data>* data;
   mojo::internal::ArrayValidateParams validate_params(0, false, nullptr);
   SerializeMap_(map.Pass(), &buf, &data, &validate_params);
 
   Map<String, PodUnionPtr> map2;
-  Deserialize_(data, &map2);
+  Deserialize_(data, &map2, nullptr);
 
   EXPECT_EQ(8, map2["one"]->get_f_int8());
   EXPECT_EQ(16, map2["two"]->get_f_int16());
 }
 
 TEST(UnionTest, PodUnionInMapSerializationWithNull) {
   Map<String, PodUnionPtr> map;
   map.insert("one", PodUnion::New());
   map.insert("two", nullptr);
 
   map["one"]->set_f_int8(8);
 
   size_t size = GetSerializedSize_(map);
   EXPECT_EQ(120U, size);
 
   mojo::internal::FixedBufferForTesting buf(size);
   mojo::internal::Map_Data<mojo::internal::String_Data*,
                            internal::PodUnion_Data>* data;
   mojo::internal::ArrayValidateParams validate_params(0, true, nullptr);
   SerializeMap_(map.Pass(), &buf, &data, &validate_params);
 
   Map<String, PodUnionPtr> map2;
-  Deserialize_(data, &map2);
+  Deserialize_(data, &map2, nullptr);
 
   EXPECT_EQ(8, map2["one"]->get_f_int8());
   EXPECT_TRUE(map2["two"].is_null());
 }
 
 TEST(UnionTest, StructInUnionGetterSetterPasser) {
   DummyStructPtr dummy(DummyStruct::New());
   dummy->f_int8 = 8;
 
   ObjectUnionPtr obj(ObjectUnion::New());
@@ skipping 14 matching lines @@
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::ObjectUnion_Data* data = nullptr;
   SerializeUnion_(obj.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   data->DecodePointersAndHandles(&handles);
 
   ObjectUnionPtr obj2;
-  Deserialize_(data, &obj2);
+  Deserialize_(data, &obj2, nullptr);
   EXPECT_EQ(8, obj2->get_f_dummy()->f_int8);
 }
 
 TEST(UnionTest, StructInUnionValidation) {
   DummyStructPtr dummy(DummyStruct::New());
   dummy->f_int8 = 8;
 
   ObjectUnionPtr obj(ObjectUnion::New());
   obj->set_f_dummy(dummy.Pass());
 
@@ skipping 88 matching lines @@
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::ObjectUnion_Data* data = nullptr;
   SerializeUnion_(obj.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   data->DecodePointersAndHandles(&handles);
 
   ObjectUnionPtr obj2;
-  Deserialize_(data, &obj2);
+  Deserialize_(data, &obj2, nullptr);
 
   EXPECT_EQ(8, obj2->get_f_array_int8()[0]);
   EXPECT_EQ(9, obj2->get_f_array_int8()[1]);
 }
 
 TEST(UnionTest, ArrayInUnionValidation) {
   Array<int8_t> array(2);
   array[0] = 8;
   array[1] = 9;
 
@@ skipping 42 matching lines @@
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::ObjectUnion_Data* data = nullptr;
   SerializeUnion_(obj.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   data->DecodePointersAndHandles(&handles);
 
   ObjectUnionPtr obj2;
-  Deserialize_(data, &obj2);
+  Deserialize_(data, &obj2, nullptr);
 
   EXPECT_EQ(1, obj2->get_f_map_int8()["one"]);
   EXPECT_EQ(2, obj2->get_f_map_int8()["two"]);
 }
 
 TEST(UnionTest, MapInUnionValidation) {
   Map<String, int8_t> map;
   map.insert("one", 1);
   map.insert("two", 2);
 
@@ skipping 42 matching lines @@
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::ObjectUnion_Data* data = nullptr;
   SerializeUnion_(obj.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   data->DecodePointersAndHandles(&handles);
 
   ObjectUnionPtr obj2;
-  Deserialize_(data, &obj2);
+  Deserialize_(data, &obj2, nullptr);
   EXPECT_EQ(10, obj2->get_f_pod_union()->get_f_int8());
 }
 
 TEST(UnionTest, UnionInUnionValidation) {
   PodUnionPtr pod(PodUnion::New());
   pod->set_f_int8(10);
 
   ObjectUnionPtr obj(ObjectUnion::New());
   obj->set_f_pod_union(pod.Pass());
 
@@ skipping 71 matching lines @@
   mojo::internal::FixedBufferForTesting buf(size);
   internal::HandleUnion_Data* data = nullptr;
   SerializeUnion_(handle.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   EXPECT_EQ(1U, handles.size());
   data->DecodePointersAndHandles(&handles);
 
   HandleUnionPtr handle2(HandleUnion::New());
-  Deserialize_(data, &handle2);
+  Deserialize_(data, &handle2, nullptr);
 
   std::string golden("hello world");
   WriteTextMessage(pipe0.get(), golden);
 
   std::string actual;
   ReadTextMessage(handle2->get_f_message_pipe().get(), &actual);
 
   EXPECT_EQ(golden, actual);
 }
 
@@ skipping 90 matching lines @@
   mojo::internal::FixedBufferForTesting buf(size);
   internal::HandleUnion_Data* data = nullptr;
   SerializeUnion_(handle.Pass(), &buf, &data, false);
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
   EXPECT_EQ(1U, handles.size());
   data->DecodePointersAndHandles(&handles);
 
   HandleUnionPtr handle2(HandleUnion::New());
-  Deserialize_(data, &handle2);
+  Deserialize_(data, &handle2, nullptr);
 
   handle2->get_f_small_cache()->SetIntValue(10);
   run_loop.RunUntilIdle();
   EXPECT_EQ(10, impl.int_value());
 }
 
 class UnionInterfaceImpl : public UnionInterface {
  public:
   UnionInterfaceImpl() {}
   ~UnionInterfaceImpl() override {}
@@ skipping 13 matching lines @@
   PodUnionPtr pod(PodUnion::New());
   pod->set_f_int16(16);
 
   ptr->Echo(pod.Pass(),
             [](PodUnionPtr out) { EXPECT_EQ(16, out->get_f_int16()); });
   run_loop.RunUntilIdle();
 }
 
 }  // namespace test
 }  // namespace mojo