[Autofill] Add a separate enumeration for HTML field type hints.

components/autofill/core/browser/autofill_type_unittest.cc

Index: components/autofill/core/browser/autofill_type_unittest.cc
diff --git a/components/autofill/core/browser/autofill_type_unittest.cc b/components/autofill/core/browser/autofill_type_unittest.cc
index 2eda787ad7b1a74a4a31b67ffb9d101b9156c16e..2760809e7df43727b918e30f4e8d9d7fa432a39d 100644
--- a/components/autofill/core/browser/autofill_type_unittest.cc
+++ b/components/autofill/core/browser/autofill_type_unittest.cc
@@ -8,47 +8,96 @@
 namespace autofill {
 namespace {
 
-TEST(AutofillTypeTest, AutofillTypes) {
+TEST(AutofillTypeTest, NativeFieldTypes) {
   // No server data.
   AutofillType none(NO_SERVER_DATA);
-  EXPECT_EQ(NO_SERVER_DATA, none.native_type());
+  EXPECT_EQ(NO_SERVER_DATA, none.GetEquivalentNativeType());
   EXPECT_EQ(NO_GROUP, none.group());
 
   // Unknown type.
   AutofillType unknown(UNKNOWN_TYPE);
-  EXPECT_EQ(UNKNOWN_TYPE, unknown.native_type());
+  EXPECT_EQ(UNKNOWN_TYPE, unknown.GetEquivalentNativeType());
   EXPECT_EQ(NO_GROUP, unknown.group());
 
   // Type with group but no subgroup.
   AutofillType first(NAME_FIRST);
-  EXPECT_EQ(NAME_FIRST, first.native_type());
+  EXPECT_EQ(NAME_FIRST, first.GetEquivalentNativeType());
   EXPECT_EQ(NAME, first.group());
 
   // Type with group and subgroup.
   AutofillType phone(PHONE_HOME_NUMBER);
-  EXPECT_EQ(PHONE_HOME_NUMBER, phone.native_type());
+  EXPECT_EQ(PHONE_HOME_NUMBER, phone.GetEquivalentNativeType());
   EXPECT_EQ(PHONE_HOME, phone.group());
 
+  // Billing type.
+  AutofillType billing_address(ADDRESS_BILLING_LINE1);
+  EXPECT_EQ(ADDRESS_HOME_LINE1, billing_address.GetEquivalentNativeType());
+  EXPECT_EQ(ADDRESS_BILLING, billing_address.group());
+
   // Last value, to check any offset errors.
-  AutofillType last(COMPANY_NAME);
-  EXPECT_EQ(COMPANY_NAME, last.native_type());
-  EXPECT_EQ(COMPANY, last.group());
+  AutofillType last(NAME_BILLING_SUFFIX);
+  EXPECT_EQ(NAME_SUFFIX, last.GetEquivalentNativeType());
+  EXPECT_EQ(NAME_BILLING, last.group());
 
   // Boundary (error) condition.
   AutofillType boundary(MAX_VALID_FIELD_TYPE);
-  EXPECT_EQ(UNKNOWN_TYPE, boundary.native_type());
+  EXPECT_EQ(UNKNOWN_TYPE, boundary.GetEquivalentNativeType());
   EXPECT_EQ(NO_GROUP, boundary.group());
 
   // Beyond the boundary (error) condition.
-  AutofillType beyond(static_cast<NativeFieldType>(MAX_VALID_FIELD_TYPE+10));
-  EXPECT_EQ(UNKNOWN_TYPE, beyond.native_type());
+  AutofillType beyond(static_cast<NativeFieldType>(MAX_VALID_FIELD_TYPE + 10));
+  EXPECT_EQ(UNKNOWN_TYPE, beyond.GetEquivalentNativeType());
   EXPECT_EQ(NO_GROUP, beyond.group());
 
   // In-between value.  Missing from enum but within range.  Error condition.
   AutofillType between(static_cast<NativeFieldType>(16));
-  EXPECT_EQ(UNKNOWN_TYPE, between.native_type());
+  EXPECT_EQ(UNKNOWN_TYPE, between.GetEquivalentNativeType());
   EXPECT_EQ(NO_GROUP, between.group());
 }
 
+TEST(AutofillTypeTest, HtmlFieldTypes) {
+  // Unknown type.
+  AutofillType unknown(HTML_TYPE_UNKNOWN, HTML_MODE_NONE);
+  EXPECT_EQ(UNKNOWN_TYPE, unknown.GetEquivalentNativeType());
+  EXPECT_EQ(NO_GROUP, unknown.group());
+
+  // Type with group but no subgroup.
+  AutofillType first(HTML_TYPE_GIVEN_NAME, HTML_MODE_NONE);
+  EXPECT_EQ(NAME_FIRST, first.GetEquivalentNativeType());
+  EXPECT_EQ(NAME, first.group());
+
+  // Type with group and subgroup.
+  AutofillType phone(HTML_TYPE_TEL, HTML_MODE_NONE);
+  EXPECT_EQ(PHONE_HOME_WHOLE_NUMBER, phone.GetEquivalentNativeType());
+  EXPECT_EQ(PHONE_HOME, phone.group());
+
+  // Last value, to check any offset errors.
+  AutofillType last(HTML_TYPE_CREDIT_CARD_EXP_4_DIGIT_YEAR, HTML_MODE_NONE);
+  EXPECT_EQ(CREDIT_CARD_EXP_4_DIGIT_YEAR, last.GetEquivalentNativeType());
+  EXPECT_EQ(CREDIT_CARD, last.group());
+
+  // Shipping mode.
+  AutofillType shipping_first(HTML_TYPE_GIVEN_NAME, HTML_MODE_SHIPPING);
+  EXPECT_EQ(NAME_FIRST, shipping_first.GetEquivalentNativeType());
+  EXPECT_EQ(NAME, shipping_first.group());
+
+  // Billing mode.
+  AutofillType billing_first(HTML_TYPE_GIVEN_NAME, HTML_MODE_BILLING);
+  EXPECT_EQ(NAME_FIRST, billing_first.GetEquivalentNativeType());
+  EXPECT_EQ(NAME_BILLING, billing_first.group());
+}
+
+TEST(AutofillTypeTest, AsNativeFieldType) {
+  // Given name has a direct mapping to a native field type.
+  AutofillType name(HTML_TYPE_GIVEN_NAME, HTML_MODE_NONE);
+  EXPECT_EQ(NAME_FIRST, name.GetEquivalentNativeType());
+  EXPECT_EQ(NAME_FIRST, name.GetApproximateNativeFieldType());
+
+  // Street address has no direct mapping to a native field type.
+  AutofillType address(HTML_TYPE_STREET_ADDRESS, HTML_MODE_NONE);
+  EXPECT_EQ(UNKNOWN_TYPE, address.GetEquivalentNativeType());
+  EXPECT_EQ(ADDRESS_HOME_LINE1, address.GetApproximateNativeFieldType());
+}
+
 }  // namespace
 }  // namespace autofill