[tor-commits] [tor/master] Small channel unit test improvements

[nickm@xxxxxxxxxxxxxx]

commit f7951d318a29e8f9af5af080160902b62ee278b7
Author: Andrea Shepard <andrea@xxxxxxxxxxxxxx>
Date:   Tue Jan 21 22:33:04 2014 -0800

    Small channel unit test improvements
---
 src/test/test_channel.c |   17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/test/test_channel.c b/src/test/test_channel.c
index 9cc709d..2f07413 100644
--- a/src/test/test_channel.c
+++ b/src/test/test_channel.c
@@ -20,6 +20,9 @@
 #include "test.h"
 #include "fakechans.h"
 
+/* This comes from channel.c */
+extern uint64_t estimated_total_queue_size;
+
 static int test_chan_accept_cells = 0;
 static int test_cells_written = 0;
 static int test_destroy_not_pending_calls = 0;
@@ -400,6 +403,8 @@ test_channel_lifecycle(void *arg)
   test_assert(ch1);
   /* Start it off in OPENING */
   ch1->state = CHANNEL_STATE_OPENING;
+  /* We'll need a cmux */
+  ch1->cmux = circuitmux_alloc();
 
   /* Try to register it */
   channel_register(ch1);
@@ -422,6 +427,7 @@ test_channel_lifecycle(void *arg)
   ch2 = new_fake_channel();
   test_assert(ch2);
   ch2->state = CHANNEL_STATE_OPENING;
+  ch2->cmux = circuitmux_alloc();
 
   /* Register */
   channel_register(ch2);
@@ -784,6 +790,10 @@ test_channel_queue_impossible(void *arg)
   var_cell_t *var_cell = NULL;
   int old_count;
   cell_queue_entry_t *q = NULL;
+  uint64_t global_queue_estimate;
+
+  /* Cache the global queue size (see below) */
+  global_queue_estimate = channel_get_global_queue_estimate();
 
   (void)arg;
 
@@ -890,6 +900,13 @@ test_channel_queue_impossible(void *arg)
   tor_free(ch);
   free_cell_pool();
 
+  /*
+   * Doing that meant that we couldn't correctly adjust the queue size
+   * for the var cell, so manually reset the global queue size estimate
+   * so the next test doesn't break if we run with --no-fork.
+   */
+  estimated_total_queue_size = global_queue_estimate;
+
   return;
 }
 



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