Support for new data reduction proxy via header

chrome/browser/net/spdyproxy/data_reduction_proxy_settings_unittest.cc

 // Copyright 2013 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/net/spdyproxy/data_reduction_proxy_settings_unittest.h"
 
 #include "base/command_line.h"
 #include "base/md5.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram_samples.h"
@@ skipping 628 matching lines @@
     EXPECT_EQ(expected[i++], *it);
   }
 }
 
 TEST_F(DataReductionProxySettingsTest, WasFetchedViaProxy) {
   const struct {
      const char* headers;
      bool expected_result;
   } tests[] = {
     { "HTTP/1.1 200 OK\n"
+      "Via: 1.1 Chrome-Proxy\n",
+      false,
+    },
+    { "HTTP/1.1 200 OK\n"
+      "Via: 1.1 Chrome-Compression-Proxy\n",
+      true,
+    },
+    { "HTTP/1.1 200 OK\n"
+      "Via: 1.0 Chrome-Compression-Proxy\n",
+      true,
+    },
+    { "HTTP/1.1 200 OK\n"
+      "Via: 1.1 Foo Bar, 1.1 Chrome-Compression-Proxy\n",
+      true,
+    },
+    { "HTTP/1.1 200 OK\n"
+      "Via: 1.1 Chrome-Compression-Proxy, 1.1 Bar Foo\n",
+      true,
+    },
+    { "HTTP/1.1 200 OK\n"
+      "Via: 1.1 chrome-compression-proxy\n",
+      false,
+    },
+    { "HTTP/1.1 200 OK\n"
+      "Via: 1.1 Foo Bar\n"
+      "Via: 1.1 Chrome-Compression-Proxy\n",
+      true,
+    },
+    { "HTTP/1.1 200 OK\n"
       "Via: 1.1 Chrome Proxy\n",
       false,
     },
     { "HTTP/1.1 200 OK\n"
       "Via: 1.1 Chrome Compression Proxy\n",
       true,
     },
     { "HTTP/1.1 200 OK\n"
       "Via: 1.1 Foo Bar, 1.1 Chrome Compression Proxy\n",
       true,
@@ skipping 24 matching lines @@
 }
 
 TEST_F(DataReductionProxySettingsTest, CheckInitMetricsWhenNotAllowed) {
   // No call to |AddProxyToCommandLine()| was made, so the proxy feature
   // should be unavailable.
   EXPECT_FALSE(DataReductionProxySettings::IsDataReductionProxyAllowed());
   MockSettings* settings = static_cast<MockSettings*>(settings_.get());
   EXPECT_CALL(*settings, RecordStartupState(spdyproxy::PROXY_NOT_AVAILABLE));
   settings_->InitDataReductionProxySettings();
 }