The Tor Browser: netwerk/test/TestIncrementalDownload.cpp@ca08bd8f51b2

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim:set ts=2 sw=2 sts=2 cin et: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #include <stdlib.h>

     8 #include "TestCommon.h"

     9 #include "nsNetUtil.h"

    10 #include "nsIIncrementalDownload.h"

    11 #include "nsIRequestObserver.h"

    12 #include "nsIProgressEventSink.h"

    13 #include "nsThreadUtils.h"

    14 #include "nsAutoPtr.h"

    15 #include "prprf.h"

    16 #include "prenv.h"

    17 #include "mozilla/Attributes.h"

    19 //-----------------------------------------------------------------------------

    21 class FetchObserver MOZ_FINAL : public nsIRequestObserver

    22                               , public nsIProgressEventSink

    23 {

    24 public:

    25   NS_DECL_ISUPPORTS

    26   NS_DECL_NSIREQUESTOBSERVER

    27   NS_DECL_NSIPROGRESSEVENTSINK

    28 };

    30 NS_IMPL_ISUPPORTS(FetchObserver, nsIRequestObserver,

    31                   nsIProgressEventSink)

    33 NS_IMETHODIMP

    34 FetchObserver::OnStartRequest(nsIRequest *request, nsISupports *context)

    35 {

    36   printf("FetchObserver::OnStartRequest\n");

    37   return NS_OK;

    38 }

    40 NS_IMETHODIMP

    41 FetchObserver::OnProgress(nsIRequest *request, nsISupports *context,

    42                           uint64_t progress, uint64_t progressMax)

    43 {

    44   printf("FetchObserver::OnProgress [%lu/%lu]\n",

    45          (unsigned long)progress, (unsigned long)progressMax);

    46   return NS_OK;

    47 }

    49 NS_IMETHODIMP

    50 FetchObserver::OnStatus(nsIRequest *request, nsISupports *context,

    51                         nsresult status, const char16_t *statusText)

    52 {

    53   return NS_OK;

    54 }

    56 NS_IMETHODIMP

    57 FetchObserver::OnStopRequest(nsIRequest *request, nsISupports *context,

    58                              nsresult status)

    59 {

    60   printf("FetchObserver::OnStopRequest [status=%x]\n",

    61          static_cast<uint32_t>(status));

    63   QuitPumpingEvents();

    64   return NS_OK;

    65 }

    67 //-----------------------------------------------------------------------------

    69 static nsresult

    70 DoIncrementalFetch(const char *uriSpec, const char *resultPath, int32_t chunkSize,

    71                    int32_t interval)

    72 {

    73   nsCOMPtr<nsIFile> resultFile;

    74   nsresult rv = NS_NewNativeLocalFile(nsDependentCString(resultPath),

    75                                       false, getter_AddRefs(resultFile));

    76   if (NS_FAILED(rv))

    77     return rv;

    79   nsCOMPtr<nsIURI> uri;

    80   rv = NS_NewURI(getter_AddRefs(uri), uriSpec);

    81   if (NS_FAILED(rv))

    82     return rv;

    84   nsCOMPtr<nsIRequestObserver> observer = new FetchObserver();

    85   if (!observer)

    86     return NS_ERROR_OUT_OF_MEMORY;

    88   nsCOMPtr<nsIIncrementalDownload> download =

    89       do_CreateInstance(NS_INCREMENTALDOWNLOAD_CONTRACTID, &rv);

    90   if (NS_FAILED(rv))

    91     return rv;

    93   rv = download->Init(uri, resultFile, chunkSize, interval);

    94   if (NS_FAILED(rv))

    95     return rv;

    97   rv = download->Start(observer, nullptr);

    98   if (NS_FAILED(rv))

    99     return rv;

   101   PumpEvents();

   102   return NS_OK;

   103 }

   105 int

   106 main(int argc, char **argv)

   107 {

   108   if (PR_GetEnv("MOZ_BREAK_ON_MAIN"))

   109     NS_BREAK();

   111   if (argc < 5) {

   112     fprintf(stderr, "USAGE: TestIncrementalDownload <url> <file> <chunksize> <interval-in-seconds>\n");

   113     return -1;

   114   }

   116   nsresult rv = NS_InitXPCOM2(nullptr, nullptr, nullptr);

   117   if (NS_FAILED(rv))

   118     return -1;

   120   int32_t chunkSize = atoi(argv[3]);

   121   int32_t interval = atoi(argv[4]);

   123   rv = DoIncrementalFetch(argv[1], argv[2], chunkSize, interval);

   124   if (NS_FAILED(rv))

   125     fprintf(stderr, "ERROR: DoIncrementalFetch failed [%x]\n",

   126             static_cast<uint32_t>(rv));

   128   NS_ShutdownXPCOM(nullptr);

   129   return 0;

   130 }

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