Added flags for testing only upload or only download speed

README.rst

@@ -76,6 +76,7 @@ Usage
     $ speedtest-cli -h
     usage: speedtest-cli [-h] [--bytes] [--share] [--simple] [--list]
                          [--server SERVER] [--mini MINI] [--source SOURCE]
+                         [--download] [--upload]
                          [--timeout TIMEOUT] [--secure] [--version]
 
     Command line interface for testing internet bandwidth using speedtest.net.
@@ -94,6 +95,8 @@ Usage
       --server SERVER    Specify a server ID to test against
       --mini MINI        URL of the Speedtest Mini server
       --source SOURCE    Source IP address to bind to
+      --download         Only test download speed
+      --upload           Only test upload speed
       --timeout TIMEOUT  HTTP timeout in seconds. Default 10
       --secure           Use HTTPS instead of HTTP when communicating with
                          speedtest.net operated servers

speedtest-cli.1

@@ -58,6 +58,16 @@ URL of the Speedtest Mini server
 Source IP address to bind to
 .RE
 
+\fB\-\-download\fR
+.RS
+Only test download speed
+.RE
+
+\fB\-\-upload\fR
+.RS
+Only test upload speed
+.RE
+
 \fB\-\-version\fR
 .RS
 Show the version number and exit

speedtest_cli.py

@@ -590,6 +590,10 @@ def speedtest():
     parser.add_argument('--secure', action='store_true',
                         help='Use HTTPS instead of HTTP when communicating '
                              'with speedtest.net operated servers')
+    parser.add_argument('--download', dest='downloadonly', action='store_true',
+                        help='Only test download speed')
+    parser.add_argument('--upload', dest='uploadonly', action='store_true',
+                        help='Only test upload speed')
     parser.add_argument('--version', action='store_true',
                         help='Show the version number and exit')
 
@@ -714,6 +718,7 @@ def speedtest():
         for i in range(0, 4):
             urls.append('%s/random%sx%s.jpg' %
                         (os.path.dirname(best['url']), size, size))
+    if not args.uploadonly:
         if not args.simple:
             print_('Testing download speed', end='')
         dlspeed = downloadSpeed(urls, args.simple)
@@ -722,6 +727,7 @@ def speedtest():
         print_('Download: %0.2f M%s/s' %
                ((dlspeed / 1000 / 1000) * args.units[1], args.units[0]))
 
+    if not args.downloadonly:
         sizesizes = [int(.25 * 1000 * 1000), int(.5 * 1000 * 1000)]
         sizes = []
         for size in sizesizes:
@@ -738,6 +744,9 @@ def speedtest():
     if args.share and args.mini:
         print_('Cannot generate a speedtest.net share results image while '
                'testing against a Speedtest Mini server')
+    elif args.share and (args.uploadonly or args.downloadonly):
+        print_('Cannot generate a speedtest.net share results image while '
+               'testing only upload or download speed')
     elif args.share:
         dlspeedk = int(round((dlspeed / 1000) * 8, 0))
         ping = int(round(best['latency'], 0))