Autofill DOMUI Prefs should work with i18n phone numbers

chrome/browser/autofill/phone_number_i18n_unittest.cc

+// Copyright (c) 2011 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 "base/utf_string_conversions.h"
+#include "chrome/browser/autofill/phone_number_i18n.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using namespace autofill_i18n;
+
+TEST(PhoneNumberI18NTest, PhoneNumbersMatch) {
+  // Same numbers, defined country code.
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("4158889999"),
+                                ASCIIToUTF16("4158889999"),
+                                "US"));
+  // Same numbers, undefined country code.
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("4158889999"),
+                                ASCIIToUTF16("4158889999"),
+                                ""));
+
+  // Numbers differ by country code only.
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("14158889999"),
+                                ASCIIToUTF16("4158889999"),
+                                "US"));
+
+  // Same numbers, different formats.
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("4158889999"),
+                                ASCIIToUTF16("415-888-9999"),
+                                "US"));
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("4158889999"),
+                                ASCIIToUTF16("(415)888-9999"),
+                                "US"));
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("4158889999"),
+                                ASCIIToUTF16("415 888 9999"),
+                                "US"));
+  EXPECT_TRUE(PhoneNumbersMatch(ASCIIToUTF16("4158889999"),
+                                ASCIIToUTF16("415 TUV WXYZ"),
+                                "US"));
+
+  // Partial matches don't count.
+  EXPECT_FALSE(PhoneNumbersMatch(ASCIIToUTF16("14158889999"),
+                                 ASCIIToUTF16("8889999"),
+                                 "US"));
+}