Fix a bug where if a PAC script ended with a comment and no newline, it would...

net/proxy/proxy_resolver_v8_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 "base/file_util.h"
 #include "base/string_util.h"
 #include "base/path_service.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/load_log_unittest.h"
 #include "net/base/net_errors.h"
@@ skipping 402 matching lines @@
   ExpectLogContains(log, 2, LoadLog::TYPE_PROXY_RESOLVER_V8_DNS_RESOLVE,
                     LoadLog::PHASE_BEGIN);
   ExpectLogContains(log, 3, LoadLog::TYPE_PROXY_RESOLVER_V8_DNS_RESOLVE,
                     LoadLog::PHASE_END);
   ExpectLogContains(log, 4, LoadLog::TYPE_PROXY_RESOLVER_V8_DNS_RESOLVE,
                     LoadLog::PHASE_BEGIN);
   ExpectLogContains(log, 5, LoadLog::TYPE_PROXY_RESOLVER_V8_DNS_RESOLVE,
                     LoadLog::PHASE_END);
 }
 
+// Try loading a PAC script which ends with a trailing comment (no terminal
+// newline). This should not cause problems with the PAC utility functions
+// that we add to the script.
+// http://crbug.com/22864
+TEST(ProxyResolverV8Test, TrailingComment) {
+  ProxyResolverV8WithMockBindings resolver;
+  int result = resolver.SetPacScriptFromDisk("ends_with_comment.js");
+  EXPECT_EQ(OK, result);
+
+  ProxyInfo proxy_info;
+  scoped_refptr<LoadLog> log(new LoadLog);
+  result = resolver.GetProxyForURL(kQueryUrl, &proxy_info, NULL, NULL, log);
+
+  EXPECT_EQ(OK, result);
+  EXPECT_FALSE(proxy_info.is_direct());
+  EXPECT_EQ("success:80", proxy_info.proxy_server().ToURI());
+}
+
 }  // namespace
 }  // namespace net