[TTS] Update Contextual Cards response decoding for v1.

chrome/browser/android/contextualsearch/contextual_search_delegate_unittest.cc

 // Copyright 2015 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 "chrome/browser/android/contextualsearch/contextual_search_delegate.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 97 matching lines @@
   }
 
   // Allows using the vertical bar "|" as a quote character, which makes
   // test cases more readable versus the escaped double quote that is otherwise
   // needed for JSON literals.
   std::string escapeBarQuoted(std::string bar_quoted) {
     std::replace(bar_quoted.begin(), bar_quoted.end(), '|', '\"');
     return bar_quoted;
   }
 
-  void CreateDefaultSearchWithContextualCardsData(
-      const std::string contextual_cards_data) {
+  void CreateDefaultSearchWithAdditionalJsonData(
+      const std::string additional_json_data) {
     CreateDefaultSearchContextAndRequestSearchTerm();
     fetcher()->set_response_code(200);
     std::string response =
-        escapeBarQuoted("{|search_term|:|obama|" + contextual_cards_data + "}");
+        escapeBarQuoted("{|search_term|:|obama|" + additional_json_data + "}");
     fetcher()->SetResponseString(response);
     fetcher()->delegate()->OnURLFetchComplete(fetcher());
 
     EXPECT_FALSE(is_invalid());
     EXPECT_EQ(200, response_code());
     EXPECT_EQ("obama", search_term());
   }
 
-  void CreateDefaultSearchWithContextualCardsValue(
-      const std::string contextual_cards_value) {
-    CreateDefaultSearchWithContextualCardsData(", |contextual_cards|:" +
-                                               contextual_cards_value);
-  }
-
   void SetResponseStringAndFetch(const std::string& selected_text,
                                  const std::string& mentions_start,
                                  const std::string& mentions_end) {
     fetcher()->set_response_code(200);
       fetcher()->SetResponseString(
           ")]}'\n"
           "{\"mid\":\"/m/02mjmr\", \"search_term\":\"obama\","
           "\"info_text\":\"44th U.S. President\","
           "\"display_text\":\"Barack Obama\","
           "\"mentions\":[" + mentions_start + ","+ mentions_end + "],"
@@ skipping 429 matching lines @@
   EXPECT_EQ("/m/02mjmr", mid());
   EXPECT_TRUE(do_prevent_preload());
   EXPECT_EQ("de", context_language());
 }
 
 TEST_F(ContextualSearchDelegateTest, HeaderContainsBasePageUrl) {
   CreateDefaultSearchContextAndRequestSearchTerm();
   EXPECT_EQ(kSomeSpecificBasePage, getBasePageUrlFromRequest());
 }
 
-// Tests a response with a single card from Contextual Cards.
-TEST_F(ContextualSearchDelegateTest,
-       ContextualCardsResponseSingleCardBarQuotedTest) {
-  CreateDefaultSearchWithContextualCardsValue(
-      "{|cards|:[{|singleCard|:{|subtitle|: |president|,"
-      "|thumbnail|:{|uri|:|https://t0.gstatic.com/images?q=tbn:ANd9|}}}]}");
-  EXPECT_EQ("president", caption());
-  EXPECT_EQ("https://t0.gstatic.com/images?q=tbn:ANd9", thumbnail_url());
-}
-
 // Missing all Contextual Cards data.
 TEST_F(ContextualSearchDelegateTest, ContextualCardsResponseWithNoData) {
-  CreateDefaultSearchWithContextualCardsData("");
+  CreateDefaultSearchWithAdditionalJsonData("");
   EXPECT_EQ("", caption());
   EXPECT_EQ("", thumbnail_url());
 }
 
-// Missing subtitle (for caption).
-TEST_F(ContextualSearchDelegateTest,
-       ContextualCardsResponseWithMissingCaption) {
-  CreateDefaultSearchWithContextualCardsValue(
-      "{|cards|:[{|singleCard|:{|stubtitlemisspelled|: |president|,"
-      "|thumbnail|:{|uri|:|https://t0.gstatic.com/images?q=tbn:ANd9|}}}]}");
+// Test just the root level caption.
+TEST_F(ContextualSearchDelegateTest, ContextualCardsResponseWithCaption) {
+  CreateDefaultSearchWithAdditionalJsonData(", |caption|:|aCaption|");
+  EXPECT_EQ("aCaption", caption());
+  EXPECT_EQ("", thumbnail_url());
+}
+
+// Test just the root level thumbnail.
+TEST_F(ContextualSearchDelegateTest, ContextualCardsResponseWithThumbnail) {
+  CreateDefaultSearchWithAdditionalJsonData(
+      ", |thumbnail|:|https://t0.gstatic.com/images?q=tbn:ANd9|");
   EXPECT_EQ("", caption());
   EXPECT_EQ("https://t0.gstatic.com/images?q=tbn:ANd9", thumbnail_url());
 }
-
-// Missing the Thumbnail URI.
-TEST_F(ContextualSearchDelegateTest,
-       ContextualCardsResponseWithMissingThumbnailUri) {
-  CreateDefaultSearchWithContextualCardsValue(
-      "{|cards|:[{|singleCard|:{|subtitle|: |president|,"
-      "|thumbnail|:{}}}]}");
-  EXPECT_EQ("president", caption());
-  EXPECT_EQ("", thumbnail_url());
-}
-
-// Missing the whole Thumbnail.
-TEST_F(ContextualSearchDelegateTest,
-       ContextualCardsResponseWithMissingThumbnail) {
-  CreateDefaultSearchWithContextualCardsValue(
-      "{|cards|:[{|singleCard|:{|subtitle|: |president|,"
-      "|ignored key|:|ignored value|}}]}");
-  EXPECT_EQ("president", caption());
-  EXPECT_EQ("", thumbnail_url());
-}
-
-// Empty cards list.
-TEST_F(ContextualSearchDelegateTest,
-       ContextualCardsResponseWithMissingSingleCard) {
-  CreateDefaultSearchWithContextualCardsValue("{|cards|:[]}");
-  EXPECT_EQ("", caption());
-  EXPECT_EQ("", thumbnail_url());
-}
-
-// Tests carouselCard followed by singleCard.
-TEST_F(ContextualSearchDelegateTest,
-       ContextualCardsResponseWithSingleAndCarouselCards) {
-  CreateDefaultSearchWithContextualCardsValue(
-      "{|cards|:[{|carouselCard|:{}},{|singleCard|:{|subtitle|: |president|,"
-      "|thumbnail|:{|uri|:|https://t0.gstatic.com/images?q=tbn:ANd9|}}}]}");
-  EXPECT_EQ("president", caption());
-  EXPECT_EQ("https://t0.gstatic.com/images?q=tbn:ANd9", thumbnail_url());
-}
-
-// Missing cards.
-TEST_F(ContextualSearchDelegateTest, ContextualCardsResponseWithMissingCards) {
-  CreateDefaultSearchWithContextualCardsValue("{}");
-  EXPECT_EQ("", caption());
-  EXPECT_EQ("", thumbnail_url());
-}
-
-// Multiple cards (latter should be ignored).
-TEST_F(ContextualSearchDelegateTest, ContextualCardsResponseWithMultipleCards) {
-  CreateDefaultSearchWithContextualCardsValue(
-      "{|cards|:[{|singleCard|:{|subtitle|: |president|,"
-      "|thumbnail|:{|uri|:|https://t0.gstatic.com/images?q=tbn:ANd9|}}},"
-      "{|singleCard|:{|subtitle|:|wrong subtitle|,"
-      "|thumbnail|:{|uri|:|https://t0.gstatic.com/wrongThumbnail|}}}]}");
-  EXPECT_EQ("president", caption());
-  EXPECT_EQ("https://t0.gstatic.com/images?q=tbn:ANd9", thumbnail_url());
-}