[lldb/Reproducers] Add unittest for char** (de)serializer

  EXPECT_STREQ(cstr, deserializer.Deserialize<const char *>());

}

TEST(SerializationRountripTest, SerializeDeserializeCStringArray) {

  const char *foo = "foo";

  const char *bar = "bar";

  const char *baz = "baz";

  const char *arr[4] = {foo, bar, baz, nullptr};

  std::string str;

  llvm::raw_string_ostream os(str);

  Serializer serializer(os);

  serializer.SerializeAll(static_cast<const char **>(arr));

  llvm::StringRef buffer(os.str());

  Deserializer deserializer(buffer);

  const char **deserialized = deserializer.Deserialize<const char **>();

  EXPECT_STREQ("foo", deserialized[0]);

  EXPECT_STREQ("bar", deserialized[1]);

  EXPECT_STREQ("baz", deserialized[2]);

}

TEST(SerializationRountripTest, SerializeDeserializeCStringArrayNullptrElem) {

  const char *arr[1] = {nullptr};

  std::string str;

  llvm::raw_string_ostream os(str);

  Serializer serializer(os);

  serializer.SerializeAll(static_cast<const char **>(arr));

  llvm::StringRef buffer(os.str());

  Deserializer deserializer(buffer);

  const char **deserialized = deserializer.Deserialize<const char **>();

  EXPECT_EQ(nullptr, deserialized);

}

TEST(SerializationRountripTest, SerializeDeserializeCStringArrayNullptr) {

  std::string str;

  llvm::raw_string_ostream os(str);

  Serializer serializer(os);

  serializer.SerializeAll(static_cast<const char **>(nullptr));

  llvm::StringRef buffer(os.str());

  Deserializer deserializer(buffer);

  const char **deserialized = deserializer.Deserialize<const char **>();

  EXPECT_EQ(nullptr, deserialized);

}

TEST(SerializationRountripTest, SerializeDeserializeObjectPointer) {

  Foo foo;

  Bar bar;