Treat ERR_CONNECTION_CLOSED as end-of-data marker for downloads.

net/url_request/url_request_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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <shlobj.h>
 #include <windows.h>
 #endif
@@ skipping 408 matching lines @@
     EXPECT_EQ(1, d.response_started_count());
     EXPECT_FALSE(d.received_data_before_response());
     EXPECT_NE(0, d.bytes_received());
     EXPECT_EQ(test_server_.host_port_pair().host(),
               r.GetSocketAddress().host());
     EXPECT_EQ(test_server_.host_port_pair().port(),
               r.GetSocketAddress().port());
   }
 }
 
+TEST_F(URLRequestTestHTTP, GetZippedTest) {
+  ASSERT_TRUE(test_server_.Start());
+
+  // Parameter that specifies the Content-Length field in the response:
+  // C - Compressed length.
+  // U - Uncompressed length.
+  // L - Large length (larger than both C & U).
+  // M - Medium length (between C & U).
+  // S - Small length (smaller than both C & U).
+  const char test_parameters[] = "CULMS";
+  const int num_tests = ARRAYSIZE(test_parameters) - 1;  // Skip the NULL.
+  // C & U should be OK.
+  // L & M are larger than the data sent, and show an error.
+  // S has too little data, but we seem to accept it.
+  const bool test_expect_success[num_tests] =
+      { true, true, false, false, true };
+
+  for (int i = 0; i < num_tests ; i++) {
+    TestDelegate d;
+    {
+      std::string test_file =
+          base::StringPrintf("files/Picture_1.doc?%c", test_parameters[i]);
+      TestURLRequest r(test_server_.GetURL(test_file), &d);
+
+      r.Start();
+      EXPECT_TRUE(r.is_pending());
+
+      MessageLoop::current()->Run();
+
+      EXPECT_EQ(1, d.response_started_count());
+      EXPECT_FALSE(d.received_data_before_response());
+      VLOG(1) << " Received " << d.bytes_received() << " bytes"
+              << " status = " << r.status().status()
+              << " os_error = " << r.status().os_error();
+      if (test_expect_success[i]) {
+        EXPECT_EQ(URLRequestStatus::SUCCESS, r.status().status());
+      } else {
+        EXPECT_EQ(URLRequestStatus::FAILED, r.status().status());
+        EXPECT_EQ(-100, r.status().os_error());
+      }
+    }
+  }
+}
+
 TEST_F(URLRequestTestHTTP, HTTPSToHTTPRedirectNoRefererTest) {
   ASSERT_TRUE(test_server_.Start());
 
   TestServer https_test_server(
       TestServer::TYPE_HTTPS, FilePath(FILE_PATH_LITERAL("net/data/ssl")));
   ASSERT_TRUE(https_test_server.Start());
 
   // An https server is sent a request with an https referer,
   // and responds with a redirect to an http url. The http
   // server should not be sent the referer.
@@ skipping 2448 matching lines @@
   req.SetExtraRequestHeaders(headers);
   req.Start();
   MessageLoop::current()->Run();
   // If the net tests are being run with ChromeFrame then we need to allow for
   // the 'chromeframe' suffix which is added to the user agent before the
   // closing parentheses.
   EXPECT_TRUE(StartsWithASCII(d.data_received(), "Lynx (textmode", true));
 }
 
 }  // namespace net