[rac] Show amex specific cvc hint

chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc

Index: chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
diff --git a/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc b/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
index 7c08985ac451a11abf5ec2cbe189f4af6be52538..4edcd870e0ace2aded01cf47355132382a4275c7 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
+++ b/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
@@ -2463,4 +2463,32 @@ TEST_F(AutofillDialogControllerTest, SubmitButtonIsDisabled_NoSpinner) {
   EXPECT_TRUE(controller()->IsDialogButtonEnabled(ui::DIALOG_BUTTON_OK));
 }
 
+TEST_F(AutofillDialogControllerTest, IconDependentField) {
+  EXPECT_TRUE(
+      controller()->IsIconDependentField(CREDIT_CARD_VERIFICATION_CODE));
+  EXPECT_FALSE(controller()->IsIconDependentField(CREDIT_CARD_NUMBER));
+  EXPECT_FALSE(controller()->IsIconDependentField(CREDIT_CARD_NAME));
+  EXPECT_FALSE(controller()->IsIconDependentField(NAME_BILLING_FULL));
+}
+
+TEST_F(AutofillDialogControllerTest, IconDependencyField) {
+  ServerFieldType dependent_type = UNKNOWN_TYPE;
+  EXPECT_TRUE(
+      controller()->IsIconDependencyField(CREDIT_CARD_NUMBER, &dependent_type));
+  EXPECT_EQ(CREDIT_CARD_VERIFICATION_CODE, dependent_type);
+  dependent_type = UNKNOWN_TYPE;
+
+  EXPECT_FALSE(controller()->IsIconDependencyField(
+      CREDIT_CARD_VERIFICATION_CODE, &dependent_type));
+  EXPECT_EQ(UNKNOWN_TYPE, dependent_type);
+
+  EXPECT_FALSE(
+      controller()->IsIconDependencyField(CREDIT_CARD_NAME, &dependent_type));
+  EXPECT_EQ(UNKNOWN_TYPE, dependent_type);
+
+  EXPECT_FALSE(
+      controller()->IsIconDependencyField(NAME_BILLING_FULL, &dependent_type));
+  EXPECT_EQ(UNKNOWN_TYPE, dependent_type);
+}
+
 }  // namespace autofill