[Autofill] Autofill fails to show suggestions for credit card split across fields.

components/autofill/core/browser/personal_data_manager_unittest.cc

Index: components/autofill/core/browser/personal_data_manager_unittest.cc
diff --git a/components/autofill/core/browser/personal_data_manager_unittest.cc b/components/autofill/core/browser/personal_data_manager_unittest.cc
index 81724d770096a898f8baf4328aaffdba718b398c..9caeddb64aec15b535fc0b6bca9a97f1ad1bf266 100644
--- a/components/autofill/core/browser/personal_data_manager_unittest.cc
+++ b/components/autofill/core/browser/personal_data_manager_unittest.cc
@@ -2746,4 +2746,57 @@ TEST_F(PersonalDataManagerTest, MaxTimesToShowAddressBookPrompt) {
 }
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
 
+TEST_F(PersonalDataManagerTest, AppendCreditCardSuggetions) {
+  // These GUIDs are alphabetical to make validating expectations easier.
+  CreditCard credit_card[3];
+  CreditCard credit_card0("087151C8-6AB1-487C-9095-28E80BE5DA15",
+                          "https://www.example.com");
+  test::SetCreditCardInfo(&credit_card0,
+                          "Clyde Barrow",
+                          "347666888555" /* American Express */,
+                          "04",
+                          "2015");
+  personal_data_->AddCreditCard(credit_card0);
+
+  CreditCard credit_card1("6141084B-72D7-4B73-90CF-3D6AC154673B",
+                          "https://www.example.com");
+  test::SetCreditCardInfo(&credit_card1, "John Dillinger", "", "01", "2010");
+  personal_data_->AddCreditCard(credit_card1);
+
+  CreditCard credit_card2("702149C1-EE28-4213-A3B9-DA243FFF021B",
+                          "https://www.example.com");
+  test::SetCreditCardInfo(
+      &credit_card2, "Bonnie Parker", "518765432109" /* Mastercard */, "", "");
+  personal_data_->AddCreditCard(credit_card2);
+
+  // Add cards to list.
+  credit_card[0] = credit_card0;
+  credit_card[1] = credit_card1;
+  credit_card[2] = credit_card2;
+
+  EXPECT_CALL(personal_data_observer_, OnPersonalDataChanged())
+      .WillOnce(QuitMainMessageLoop());
+  base::MessageLoop::current()->Run();
+
+  std::vector<base::string16> values;
+  std::vector<base::string16> labels;
+  std::vector<base::string16> icons;
+  std::vector<PersonalDataManager::GUIDPair> guid_pairs;
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(credit_card); ++i)
+    personal_data_->AppendCreditCardSuggetions(&credit_card[i],
+                                               AutofillType(CREDIT_CARD_NUMBER),
+                                               base::string16(),
+                                               &values,
+                                               &labels,
+                                               &icons,
+                                               &guid_pairs);
+
+  ASSERT_EQ(2U, values.size());
+  ASSERT_EQ(values.size(), labels.size());
+  EXPECT_EQ(ASCIIToUTF16("********8555"), values[0]);
+  EXPECT_EQ(ASCIIToUTF16("04/15"), labels[0]);
+  EXPECT_EQ(ASCIIToUTF16("********2109"), values[1]);
+  EXPECT_EQ(base::string16(), labels[1]);
+}
+
 }  // namespace autofill