Validate saved credit card number in interactive autocomplete

components/autofill/browser/credit_card_unittest.cc

Index: components/autofill/browser/credit_card_unittest.cc
diff --git a/components/autofill/browser/credit_card_unittest.cc b/components/autofill/browser/credit_card_unittest.cc
index b67ff3cbac84f1be499b5930bf0086966e0a5ee8..7c80dbbaeb83a7c5ad9b557d78534b06e3eda5e2 100644
--- a/components/autofill/browser/credit_card_unittest.cc
+++ b/components/autofill/browser/credit_card_unittest.cc
@@ -249,6 +249,27 @@ TEST(CreditCardTest, IsComplete) {
   }
 }
 
+TEST(CreditCardTest, IsValid) {
+  CreditCard card;
+  // Invalid because expired
+  card.SetRawInfo(CREDIT_CARD_EXP_MONTH, ASCIIToUTF16("1"));
+  card.SetRawInfo(CREDIT_CARD_EXP_4_DIGIT_YEAR, ASCIIToUTF16("2010"));
+  card.SetRawInfo(CREDIT_CARD_NUMBER, ASCIIToUTF16("4111111111111111"));
+  EXPECT_FALSE(card.IsValid());
+
+  // Invalid because card number is not complete
+  card.SetRawInfo(CREDIT_CARD_EXP_MONTH, ASCIIToUTF16("12"));
+  card.SetRawInfo(CREDIT_CARD_EXP_4_DIGIT_YEAR, ASCIIToUTF16("9999"));
+  card.SetRawInfo(CREDIT_CARD_NUMBER, ASCIIToUTF16("41111"));
+  EXPECT_FALSE(card.IsValid());
+
+  // Valid
+  card.SetRawInfo(CREDIT_CARD_EXP_MONTH, ASCIIToUTF16("12"));
+  card.SetRawInfo(CREDIT_CARD_EXP_4_DIGIT_YEAR, ASCIIToUTF16("9999"));
+  card.SetRawInfo(CREDIT_CARD_NUMBER, ASCIIToUTF16("4111111111111111"));
+  EXPECT_TRUE(card.IsValid());
+}
+
 TEST(CreditCardTest, InvalidMastercardNumber) {
   CreditCard card(base::GenerateGUID(), "https://www.example.com/");