Allow re-enrollment to the same domain in case of policy data loss.

chrome/browser/chromeos/login/authenticator_unittest.cc

 // Copyright (c) 2012 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 "chrome/browser/chromeos/login/authenticator.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chromeos {
 
@@ skipping 45 matching lines @@
 TEST(AuthenticatorTest, EmailAddressIgnorePlusSuffix) {
   const char with_plus[] = "user+cc@what.com";
   EXPECT_EQ(with_plus, Authenticator::Canonicalize(with_plus));
 }
 
 TEST(AuthenticatorTest, EmailAddressIgnoreMultiPlusSuffix) {
   const char multi_plus[] = "user+cc+bcc@what.com";
   EXPECT_EQ(multi_plus, Authenticator::Canonicalize(multi_plus));
 }
 
+TEST(AuthenticatorTest, CanonicalizeDomain) {
+  const char domain[] = "example.com";
+  EXPECT_EQ(domain, Authenticator::CanonicalizeDomain("example.com"));
+  EXPECT_EQ(domain, Authenticator::CanonicalizeDomain("EXAMPLE.cOm"));
+}
+
+TEST(AuthenticatorTest, ExtractDomainName) {
+  const char domain[] = "example.com";
+  EXPECT_EQ(domain, Authenticator::ExtractDomainName("who@example.com"));
+  EXPECT_EQ(domain, Authenticator::ExtractDomainName("who@EXAMPLE.cOm"));
+}
+
 TEST(AuthenticatorTest, SanitizeMissingDomain) {
   EXPECT_EQ("nodomain@gmail.com", Authenticator::Sanitize("nodomain"));
 }
 
 TEST(AuthenticatorTest, SanitizeExistingDomain) {
   const char existing[] = "test@example.com";
   EXPECT_EQ(existing, Authenticator::Sanitize(existing));
 }
 
 }  // namespace chromeos