vlib: improve code coverage, part deux

Type: test

Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: If31f4b50da7a6e4a9704ceb3415c582143c08355

src/plugins/unittest/vlib_test.c

@@ -14,6 +14,7 @@
  */
 
 #include <vlib/vlib.h>
+#include <vnet/vnet.h>
 
 u8 *vlib_validate_buffers (vlib_main_t * vm,
 			   u32 * buffers,
@@ -34,6 +35,8 @@ test_vlib_command_fn (vlib_main_t * vm,
   u8 junk[4] = { 1, 2, 3, 4 };
   vlib_packet_template_t _t, *t = &_t;
   u8 *data_copy = 0;
+  vnet_main_t *vnm = vnet_get_main ();
+  vnet_interface_main_t *im = &vnm->interface_main;
 
   /* Cover vlib_packet_template_get_packet */
   t->packet_data = format (0, "silly packet data");
@@ -70,6 +73,7 @@ test_vlib_command_fn (vlib_main_t * vm,
 
   /* Dump the resulting two-chunk pkt */
   vlib_cli_output (vm, "%U", format_vlib_buffer_and_data, b);
+  vlib_cli_output (vm, "%U", format_vlib_buffer_data, b->data, 17);
 
   vec_validate (data_copy, vlib_buffer_length_in_chain (vm, b) - 1);
   vlib_cli_output (vm, "%u", vlib_buffer_contents (vm, bi, data_copy));
@@ -109,13 +113,19 @@ test_vlib_command_fn (vlib_main_t * vm,
   if (res)
     return clib_error_return (0, "%v", res);
 
-  /* It will not be allocated, exercise error path */
+  /* Misc */
+  vlib_cli_output
+    (vm, "%u",
+     vlib_combined_counter_n_counters (im->combined_sw_if_counters));
+
+  /* buffer will not be allocated at this point, exercise error path */
   res = vlib_validate_buffers (vm, &bi, 0 /* stride */ ,
 			       1, VLIB_BUFFER_KNOWN_ALLOCATED,
 			       1 /* follow_buffer_next */ );
   if (res)
     return clib_error_return (0, "%v", res);
 
+  /* NOTREACHED */
   return 0;
 }
 
@@ -128,6 +138,57 @@ VLIB_CLI_COMMAND (test_vlib_command, static) =
 };
 /* *INDENT-ON* */
 
+static clib_error_t *
+test_format_vlib_command_fn (vlib_main_t * vm,
+			     unformat_input_t * input,
+			     vlib_cli_command_t * cmd)
+{
+  unformat_input_t _i, *i = &_i;
+  int enable = -1, disable = -1;
+  int twenty_seven = -1;;
+  int rxtx = -1;
+
+  memset (i, 0, sizeof (*i));
+  unformat_init_string (i, "enable disable rx tx 27", 23);
+
+  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (i, "%U", unformat_vlib_enable_disable, &enable))
+	;
+      else if (unformat (i, "%U", unformat_vlib_enable_disable, &disable))
+	;
+      else if (unformat (i, "%U", unformat_vlib_number, &twenty_seven))
+	;
+      else if (unformat (i, "%U", unformat_vlib_rx_tx, &rxtx))
+	;
+      else
+	break;
+    }
+
+  rxtx = VLIB_TX;
+  vlib_cli_output (vm, "%U", format_vlib_read_write, rxtx);
+  vlib_cli_output (vm, "%U", format_vlib_rx_tx, rxtx);
+
+  rxtx = VLIB_RX;
+  vlib_cli_output (vm, "%U", format_vlib_read_write, rxtx);
+  vlib_cli_output (vm, "%U", format_vlib_rx_tx, rxtx);
+  rxtx = 12345;
+  vlib_cli_output (vm, "%U", format_vlib_read_write, rxtx);
+  vlib_cli_output (vm, "%U", format_vlib_rx_tx, rxtx);
+
+  unformat_free (i);
+  return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (test_format_vlib_command, static) =
+{
+  .path = "test format-vlib",
+  .short_help = "vlib format code coverate unit test",
+  .function = test_format_vlib_command_fn,
+};
+/* *INDENT-ON* */
+
 /*
  * fd.io coding-style-patch-verification: ON
  *

src/vlib/counter.c

@@ -119,30 +119,6 @@ vlib_simple_counter_n_counters (const vlib_simple_counter_main_t * cm)
   return (vec_len (cm->counters[0]));
 }
 
-void
-serialize_vlib_simple_counter_main (serialize_main_t * m, va_list * va)
-{
-  clib_warning ("unimplemented");
-}
-
-void
-unserialize_vlib_simple_counter_main (serialize_main_t * m, va_list * va)
-{
-  clib_warning ("unimplemented");
-}
-
-void
-serialize_vlib_combined_counter_main (serialize_main_t * m, va_list * va)
-{
-  clib_warning ("unimplemented");
-}
-
-void
-unserialize_vlib_combined_counter_main (serialize_main_t * m, va_list * va)
-{
-  clib_warning ("unimplemented");
-}
-
 /*
  * fd.io coding-style-patch-verification: ON
  *

src/vlib/counter.h

@@ -323,11 +323,6 @@ void vlib_validate_combined_counter (vlib_combined_counter_main_t * cm,
 */
 #define vlib_counter_len(cm) vec_len((cm)->maxi)
 
-serialize_function_t serialize_vlib_simple_counter_main,
-  unserialize_vlib_simple_counter_main;
-serialize_function_t serialize_vlib_combined_counter_main,
-  unserialize_vlib_combined_counter_main;
-
 #endif /* included_vlib_counter_h */
 
 /*

test/test_vlib.py

@@ -127,6 +127,7 @@ class TestVlib(VppTestCase):
                 "   }\n",
                 "}\n",
                 "pa en",
+                "clear interfaces",
                 "test vlib",
                 "show buffers",
                 ]
@@ -139,5 +140,22 @@ class TestVlib(VppTestCase):
                 else:
                     self.logger.info(cmd + " FAIL retval " + str(r.retval))
 
+    def test_vlib_format_unittest(self):
+        """ Vlib format.c Code Coverage Test """
+
+        cmds = ["loopback create",
+                "classify filter pcap mask l2 proto ipv6 match l2 proto 86dd",
+                "classify filter del",
+                "test format-vlib",
+                ]
+
+        for cmd in cmds:
+            r = self.vapi.cli_return_response(cmd)
+            if r.retval != 0:
+                if hasattr(r, 'reply'):
+                    self.logger.info(cmd + " FAIL reply " + r.reply)
+                else:
+                    self.logger.info(cmd + " FAIL retval " + str(r.retval))
+
 if __name__ == '__main__':
     unittest.main(testRunner=VppTestRunner)