Serialize/deserialize ntp ad info wallpapers.

fix brave/brave-browser#14015

components/brave_ads/test/BUILD.gn

@@ -275,6 +275,7 @@ source_set("brave_ads_unit_tests") {
     "//brave/vendor/bat-native-ads/src/bat/ads/internal/user_activity/user_activity_tabs_util_unittest.cc",
     "//brave/vendor/bat-native-ads/src/bat/ads/internal/user_activity/user_activity_unittest.cc",
     "//brave/vendor/bat-native-ads/src/bat/ads/internal/user_activity/user_activity_util_unittest.cc",
+    "//brave/vendor/bat-native-ads/src/bat/ads/new_tab_page_ad_info_unittest.cc",
   ]
 
   deps = [

vendor/bat-native-ads/include/bat/ads/new_tab_page_ad_info.h

@@ -19,6 +19,8 @@ struct ADS_EXPORT NewTabPageAdInfo final : AdInfo {
   NewTabPageAdInfo(const NewTabPageAdInfo& info);
   ~NewTabPageAdInfo();
 
+  bool operator==(const NewTabPageAdInfo& rhs) const;
+
   bool IsValid() const;
 
   std::string ToJson() const;

vendor/bat-native-ads/include/bat/ads/new_tab_page_ad_wallpaper_focal_point_info.h

@@ -16,6 +16,8 @@ struct ADS_EXPORT NewTabPageAdWallpaperFocalPointInfo final {
       const NewTabPageAdWallpaperFocalPointInfo& info);
   ~NewTabPageAdWallpaperFocalPointInfo();
 
+  bool operator==(const NewTabPageAdWallpaperFocalPointInfo& rhs) const;
+
   int x;
   int y;
 };

vendor/bat-native-ads/include/bat/ads/new_tab_page_ad_wallpaper_info.h

@@ -18,6 +18,8 @@ struct ADS_EXPORT NewTabPageAdWallpaperInfo final {
   NewTabPageAdWallpaperInfo(const NewTabPageAdWallpaperInfo& info);
   ~NewTabPageAdWallpaperInfo();
 
+  bool operator==(const NewTabPageAdWallpaperInfo& rhs) const;
+
   std::string image_url;
   NewTabPageAdWallpaperFocalPointInfo focal_point;
 };

vendor/bat-native-ads/src/bat/ads/ad_info.cc

@@ -14,11 +14,13 @@ AdInfo::AdInfo(const AdInfo& info) = default;
 AdInfo::~AdInfo() = default;
 
 bool AdInfo::operator==(const AdInfo& rhs) const {
-  return type == rhs.type && uuid == rhs.uuid &&
-         creative_instance_id == rhs.creative_instance_id &&
-         creative_set_id == rhs.creative_set_id &&
-         campaign_id == rhs.campaign_id && advertiser_id == rhs.advertiser_id &&
-         segment == rhs.segment && target_url == rhs.target_url;
+  auto tie = [](const AdInfo& ad) {
+    return std::tie(ad.type, ad.uuid, ad.creative_instance_id,
+                    ad.creative_set_id, ad.campaign_id, ad.advertiser_id,
+                    ad.segment, ad.target_url);
+  };
+
+  return tie(*this) == tie(rhs);
 }
 
 bool AdInfo::operator!=(const AdInfo& rhs) const {

vendor/bat-native-ads/src/bat/ads/new_tab_page_ad_info.cc

@@ -5,6 +5,8 @@
 
 #include "bat/ads/new_tab_page_ad_info.h"
 
+#include <tuple>
+
 #include "bat/ads/internal/json_helper.h"
 #include "bat/ads/internal/logging.h"
 
@@ -16,6 +18,18 @@ NewTabPageAdInfo::NewTabPageAdInfo(const NewTabPageAdInfo& info) = default;
 
 NewTabPageAdInfo::~NewTabPageAdInfo() = default;
 
+bool NewTabPageAdInfo::operator==(const NewTabPageAdInfo& rhs) const {
+  if (!AdInfo::operator==(rhs)) {
+    return false;
+  }
+
+  auto tie = [](const NewTabPageAdInfo& ad) {
+    return std::tie(ad.company_name, ad.image_url, ad.alt, ad.wallpapers);
+  };
+
+  return tie(*this) == tie(rhs);
+}
+
 bool NewTabPageAdInfo::IsValid() const {
   if (!AdInfo::IsValid()) {
     return false;
@@ -84,8 +98,37 @@ bool NewTabPageAdInfo::FromJson(const std::string& json) {
     alt = document["alt"].GetString();
   }
 
-  // TODO(https://github.com/brave/brave-browser/issues/14015): Read wallpapers
-  // JSON
+  wallpapers.clear();
+  if (document.HasMember("wallpapers")) {
+    for (const auto& wallpaper : document["wallpapers"].GetArray()) {
+      NewTabPageAdWallpaperInfo wallpaper_info;
+      auto iterator = wallpaper.FindMember("image_url");
+      if (iterator == wallpaper.MemberEnd() || !iterator->value.IsString()) {
+        continue;
+      }
+      wallpaper_info.image_url = iterator->value.GetString();
+
+      iterator = wallpaper.FindMember("focal_point");
+      if (iterator == wallpaper.MemberEnd() || !iterator->value.IsObject()) {
+        continue;
+      }
+
+      auto focal_point = iterator->value.GetObject();
+      iterator = focal_point.FindMember("x");
+      if (iterator == focal_point.MemberEnd() || !iterator->value.IsInt()) {
+        continue;
+      }
+      wallpaper_info.focal_point.x = iterator->value.GetInt();
+
+      iterator = focal_point.FindMember("y");
+      if (iterator == focal_point.MemberEnd() || !iterator->value.IsInt()) {
+        continue;
+      }
+      wallpaper_info.focal_point.y = iterator->value.GetInt();
+
+      wallpapers.push_back(wallpaper_info);
+    }
+  }
 
   if (document.HasMember("target_url")) {
     target_url = document["target_url"].GetString();
@@ -128,8 +171,24 @@ void SaveToJson(JsonWriter* writer, const NewTabPageAdInfo& info) {
   writer->String("alt");
   writer->String(info.alt.c_str());
 
-  // TODO(https://github.com/brave/brave-browser/issues/14015): Write wallpapers
-  // JSON
+  writer->String("wallpapers");
+  writer->StartArray();
+  for (const NewTabPageAdWallpaperInfo& wallpaper_info : info.wallpapers) {
+    writer->StartObject();
+    writer->String("image_url");
+    writer->String(wallpaper_info.image_url.c_str());
+    {
+      writer->String("focal_point");
+      writer->StartObject();
+      writer->String("x");
+      writer->Int(wallpaper_info.focal_point.x);
+      writer->String("y");
+      writer->Int(wallpaper_info.focal_point.y);
+      writer->EndObject();
+    }
+    writer->EndObject();
+  }
+  writer->EndArray();
 
   writer->String("target_url");
   writer->String(info.target_url.c_str());

vendor/bat-native-ads/src/bat/ads/new_tab_page_ad_info_unittest.cc

@@ -0,0 +1,107 @@
+/* Copyright (c) 2021 The Brave Authors. All rights reserved.
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "bat/ads/new_tab_page_ad_info.h"
+#include "bat/ads/internal/json_helper.h"
+#include "bat/ads/internal/unittest_base.h"
+#include "bat/ads/internal/unittest_time_util.h"
+
+// npm run test -- brave_unit_tests --filter=BatAdsNewTabPageAdInfoTest*
+
+namespace ads {
+
+namespace {
+
+constexpr char kSampleNewTabPageAdInfoJson[] = R"(
+  {
+    "type": "new_tab_page_ad",
+    "uuid": "a337efac-34b8-4b85-8fb4-6bd97d33d16c",
+    "creative_instance_id": "9ae0a1df-e249-4cb1-93b9-7a2e727d9dfd",
+    "creative_set_id": "aea63f45-5295-498a-9b1b-dae1609b0cf7",
+    "campaign_id": "2809e72c-0162-4a63-9751-f63ca1aa4571",
+    "advertiser_id": "f8eb8aa5-e05b-462f-a249-57757765f00b",
+    "segment": "test-test",
+    "company_name": "test company",
+    "image_url": "testing_image_logo",
+    "alt": "testing alt",
+    "wallpapers": [
+      {
+        "image_url": "testing_wallpaper1",
+        "focal_point": {
+          "x": 1,
+          "y": 2
+        }
+      },
+      {
+        "image_url": "testing_wallpaper2",
+        "focal_point": {
+          "x": 3,
+          "y": 4
+        }
+      }
+    ],
+    "target_url": "https://brave.com"
+  }
+)";
+
+NewTabPageAdInfo GetSampleNewTabPageAdInfo() {
+  NewTabPageAdInfo ad_info;
+  ad_info.type = AdType::kNewTabPageAd;
+  ad_info.uuid = "a337efac-34b8-4b85-8fb4-6bd97d33d16c";
+  ad_info.creative_instance_id = "9ae0a1df-e249-4cb1-93b9-7a2e727d9dfd";
+  ad_info.creative_set_id = "aea63f45-5295-498a-9b1b-dae1609b0cf7";
+  ad_info.campaign_id = "2809e72c-0162-4a63-9751-f63ca1aa4571";
+  ad_info.advertiser_id = "f8eb8aa5-e05b-462f-a249-57757765f00b";
+  ad_info.segment = "test-test";
+  ad_info.company_name = "test company";
+  ad_info.image_url = "testing_image_logo";
+  ad_info.alt = "testing alt";
+  ad_info.target_url = "https://brave.com";
+
+  NewTabPageAdWallpaperInfo wallpaper_info;
+  wallpaper_info.image_url = "testing_wallpaper1";
+  wallpaper_info.focal_point.x = 1;
+  wallpaper_info.focal_point.y = 2;
+  ad_info.wallpapers.push_back(wallpaper_info);
+
+  wallpaper_info.image_url = "testing_wallpaper2";
+  wallpaper_info.focal_point.x = 3;
+  wallpaper_info.focal_point.y = 4;
+  ad_info.wallpapers.push_back(wallpaper_info);
+
+  return ad_info;
+}
+
+}  // namespace
+
+class BatAdsNewTabPageAdInfoTest : public UnitTestBase {
+ protected:
+  BatAdsNewTabPageAdInfoTest() {}
+
+  ~BatAdsNewTabPageAdInfoTest() override {}
+};
+
+TEST_F(BatAdsNewTabPageAdInfoTest, DeserializeNewTabPageAdInfo) {
+  NewTabPageAdInfo ad_info;
+  ASSERT_TRUE(ad_info.FromJson(kSampleNewTabPageAdInfoJson));
+
+  NewTabPageAdInfo expected_ad_info = GetSampleNewTabPageAdInfo();
+  EXPECT_EQ(expected_ad_info, ad_info);
+}
+
+TEST_F(BatAdsNewTabPageAdInfoTest, SerializeNewTabPageAdInfo) {
+  NewTabPageAdInfo ad_info = GetSampleNewTabPageAdInfo();
+  std::string json = ad_info.ToJson();
+
+  rapidjson::Document document;
+  document.Parse(kSampleNewTabPageAdInfoJson);
+  rapidjson::StringBuffer expected_buffer;
+  JsonWriter writer(expected_buffer);
+  document.Accept(writer);
+
+  EXPECT_EQ(expected_buffer.GetString(), json);
+}
+
+}  // namespace ads

vendor/bat-native-ads/src/bat/ads/new_tab_page_ad_wallpaper_focal_point_info.cc

@@ -5,6 +5,8 @@
 
 #include "bat/ads/new_tab_page_ad_wallpaper_focal_point_info.h"
 
+#include <tuple>
+
 namespace ads {
 
 NewTabPageAdWallpaperFocalPointInfo::NewTabPageAdWallpaperFocalPointInfo() =
@@ -16,4 +18,13 @@ NewTabPageAdWallpaperFocalPointInfo::NewTabPageAdWallpaperFocalPointInfo(
 NewTabPageAdWallpaperFocalPointInfo::~NewTabPageAdWallpaperFocalPointInfo() =
     default;
 
+bool NewTabPageAdWallpaperFocalPointInfo::operator==(
+    const NewTabPageAdWallpaperFocalPointInfo& rhs) const {
+  auto tie = [](const NewTabPageAdWallpaperFocalPointInfo& info) {
+    return std::tie(info.x, info.y);
+  };
+
+  return tie(*this) == tie(rhs);
+}
+
 }  // namespace ads

vendor/bat-native-ads/src/bat/ads/new_tab_page_ad_wallpaper_info.cc

@@ -5,6 +5,8 @@
 
 #include "bat/ads/new_tab_page_ad_wallpaper_info.h"
 
+#include <tuple>
+
 namespace ads {
 
 NewTabPageAdWallpaperInfo::NewTabPageAdWallpaperInfo() = default;
@@ -14,4 +16,13 @@ NewTabPageAdWallpaperInfo::NewTabPageAdWallpaperInfo(
 
 NewTabPageAdWallpaperInfo::~NewTabPageAdWallpaperInfo() = default;
 
+bool NewTabPageAdWallpaperInfo::operator==(
+    const NewTabPageAdWallpaperInfo& rhs) const {
+  auto tie = [](const NewTabPageAdWallpaperInfo& info) {
+    return std::tie(info.image_url, info.focal_point);
+  };
+
+  return tie(*this) == tie(rhs);
+}
+
 }  // namespace ads