HSTS: add net-internals UI.

net/base/dns_util_unittest.cc

 // Copyright (c) 2009 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 "net/base/dns_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 class DNSUtilTest : public testing::Test {
@@ skipping 35 matching lines @@
   EXPECT_TRUE(DNSDomainFromDot("www.google.com.", &out));
   EXPECT_EQ(out, IncludeNUL("\003www\006google\003com"));
 
   EXPECT_TRUE(DNSDomainFromDot(".google.com", &out));
   EXPECT_EQ(out, IncludeNUL("\006google\003com"));
 
   EXPECT_TRUE(DNSDomainFromDot("www..google.com", &out));
   EXPECT_EQ(out, IncludeNUL("\003www\006google\003com"));
 }
 
+TEST_F(DNSUtilTest, DNSDomainToString) {
+  EXPECT_EQ("", DNSDomainToString(IncludeNUL("")));
+  EXPECT_EQ("foo", DNSDomainToString(IncludeNUL("\003foo")));
+  EXPECT_EQ("foo.bar", DNSDomainToString(IncludeNUL("\003foo\003bar")));
+  EXPECT_EQ("foo.bar.uk",
+            DNSDomainToString(IncludeNUL("\003foo\003bar\002uk")));
+}
+
 TEST_F(DNSUtilTest, STD3ASCII) {
   EXPECT_TRUE(IsSTD3ASCIIValidCharacter('a'));
   EXPECT_TRUE(IsSTD3ASCIIValidCharacter('b'));
   EXPECT_TRUE(IsSTD3ASCIIValidCharacter('c'));
   EXPECT_TRUE(IsSTD3ASCIIValidCharacter('1'));
   EXPECT_TRUE(IsSTD3ASCIIValidCharacter('2'));
   EXPECT_TRUE(IsSTD3ASCIIValidCharacter('3'));
 
   EXPECT_FALSE(IsSTD3ASCIIValidCharacter('.'));
   EXPECT_FALSE(IsSTD3ASCIIValidCharacter('/'));
   EXPECT_FALSE(IsSTD3ASCIIValidCharacter('\x00'));
 }
 
 }  // namespace net