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-rw-r--r--src/test/log_test_helpers.c20
-rw-r--r--src/test/log_test_helpers.h5
-rw-r--r--src/test/test_router.c130
3 files changed, 151 insertions, 4 deletions
diff --git a/src/test/log_test_helpers.c b/src/test/log_test_helpers.c
index 0d0f7574c3..2e91b1ecdc 100644
--- a/src/test/log_test_helpers.c
+++ b/src/test/log_test_helpers.c
@@ -158,6 +158,26 @@ mock_saved_log_has_message_containing(const char *msg)
return 0;
}
+/**
+ * Return true iff there is not a message recorded by log capture
+ * that contains <b>msg</b> as a substring.
+ */
+int
+mock_saved_log_has_message_not_containing(const char *msg)
+{
+ if (saved_logs) {
+ SMARTLIST_FOREACH(
+ saved_logs, mock_saved_log_entry_t *, m,
+ {
+ if (msg && m->generated_msg && strstr(m->generated_msg, msg))
+ return 0;
+ }
+ );
+ }
+
+ return 1;
+}
+
/** Return true iff the saved logs have any messages with <b>severity</b> */
int
mock_saved_log_has_severity(int severity)
diff --git a/src/test/log_test_helpers.h b/src/test/log_test_helpers.h
index fc9768c125..dcd3297346 100644
--- a/src/test/log_test_helpers.h
+++ b/src/test/log_test_helpers.h
@@ -24,6 +24,7 @@ void teardown_capture_of_logs(void);
int mock_saved_log_has_message(const char *msg);
int mock_saved_log_has_message_containing(const char *msg);
+int mock_saved_log_has_message_not_containing(const char *msg);
int mock_saved_log_has_severity(int severity);
int mock_saved_log_has_entry(void);
int mock_saved_log_n_entries(void);
@@ -46,6 +47,10 @@ void mock_dump_saved_logs(void);
assert_log_predicate(mock_saved_log_has_message_containing(str), \
"expected log to contain " # str);
+#define expect_log_msg_not_containing(str) \
+ assert_log_predicate(mock_saved_log_has_message_not_containing(str), \
+ "expected log to not contain " # str);
+
#define expect_log_msg_containing_either(str1, str2) \
assert_log_predicate(mock_saved_log_has_message_containing(str1) || \
mock_saved_log_has_message_containing(str2), \
diff --git a/src/test/test_router.c b/src/test/test_router.c
index 613ec04021..6e64131fc8 100644
--- a/src/test/test_router.c
+++ b/src/test/test_router.c
@@ -9,15 +9,18 @@
#include "core/or/or.h"
#include "app/config/config.h"
+#include "core/mainloop/main.h"
+#include "feature/hibernate/hibernate.h"
+#include "feature/nodelist/routerinfo_st.h"
+#include "feature/nodelist/routerlist.h"
+#include "feature/relay/router.h"
+#include "feature/stats/rephist.h"
#include "lib/crypt_ops/crypto_curve25519.h"
#include "lib/crypt_ops/crypto_ed25519.h"
-#include "feature/relay/router.h"
-#include "feature/nodelist/routerlist.h"
-
-#include "feature/nodelist/routerinfo_st.h"
/* Test suite stuff */
#include "test/test.h"
+#include "test/log_test_helpers.h"
NS_DECL(const routerinfo_t *, router_get_my_routerinfo, (void));
@@ -108,10 +111,129 @@ test_router_dump_router_to_string_no_bridge_distribution_method(void *arg)
tor_free(desc);
}
+static routerinfo_t *mock_router_get_my_routerinfo_result = NULL;
+
+static const routerinfo_t *
+mock_router_get_my_routerinfo(void)
+{
+ return mock_router_get_my_routerinfo_result;
+}
+
+static long
+mock_get_uptime_3h(void)
+{
+ return 3*60*60;
+}
+
+static long
+mock_get_uptime_1d(void)
+{
+ return 24*60*60;
+}
+
+static int
+mock_rep_hist_bandwidth_assess(void)
+{
+ return 20001;
+}
+
+static int
+mock_we_are_not_hibernating(void)
+{
+ return 0;
+}
+
+static int
+mock_we_are_hibernating(void)
+{
+ return 0;
+}
+
+static void
+test_router_check_descriptor_bandwidth_changed(void *arg)
+{
+ (void)arg;
+ routerinfo_t routerinfo;
+ memset(&routerinfo, 0, sizeof(routerinfo));
+ mock_router_get_my_routerinfo_result = NULL;
+
+ MOCK(we_are_hibernating, mock_we_are_not_hibernating);
+ MOCK(router_get_my_routerinfo, mock_router_get_my_routerinfo);
+ mock_router_get_my_routerinfo_result = &routerinfo;
+
+ /* When uptime is less than 24h, no previous bandwidth, no last_changed
+ * Uptime: 10800, last_changed: 0, Previous bw: 0, Current bw: 0 */
+ routerinfo.bandwidthcapacity = 0;
+ MOCK(get_uptime, mock_get_uptime_3h);
+ setup_full_capture_of_logs(LOG_INFO);
+ check_descriptor_bandwidth_changed(time(NULL));
+ expect_log_msg_not_containing(
+ "Measured bandwidth has changed; rebuilding descriptor.");
+ teardown_capture_of_logs();
+
+ /* When uptime is less than 24h, previous bandwidth,
+ * last_changed more than 3h ago
+ * Uptime: 10800, last_changed: 0, Previous bw: 10000, Current bw: 0 */
+ routerinfo.bandwidthcapacity = 10000;
+ setup_full_capture_of_logs(LOG_INFO);
+ check_descriptor_bandwidth_changed(time(NULL));
+ expect_log_msg_containing(
+ "Measured bandwidth has changed; rebuilding descriptor.");
+ teardown_capture_of_logs();
+
+ /* When uptime is less than 24h, previous bandwidth,
+ * last_changed more than 3h ago, and hibernating
+ * Uptime: 10800, last_changed: 0, Previous bw: 10000, Current bw: 0 */
+
+ UNMOCK(we_are_hibernating);
+ MOCK(we_are_hibernating, mock_we_are_hibernating);
+ routerinfo.bandwidthcapacity = 10000;
+ setup_full_capture_of_logs(LOG_INFO);
+ check_descriptor_bandwidth_changed(time(NULL));
+ expect_log_msg_not_containing(
+ "Measured bandwidth has changed; rebuilding descriptor.");
+ teardown_capture_of_logs();
+ UNMOCK(we_are_hibernating);
+ MOCK(we_are_hibernating, mock_we_are_not_hibernating);
+
+ /* When uptime is less than 24h, last_changed is not more than 3h ago
+ * Uptime: 10800, last_changed: x, Previous bw: 10000, Current bw: 0 */
+ setup_full_capture_of_logs(LOG_INFO);
+ check_descriptor_bandwidth_changed(time(NULL));
+ expect_log_msg_not_containing(
+ "Measured bandwidth has changed; rebuilding descriptor.");
+ teardown_capture_of_logs();
+
+ /* When uptime is less than 24h and bandwidthcapacity does not change
+ * Uptime: 10800, last_changed: x, Previous bw: 10000, Current bw: 20001 */
+ MOCK(rep_hist_bandwidth_assess, mock_rep_hist_bandwidth_assess);
+ setup_full_capture_of_logs(LOG_INFO);
+ check_descriptor_bandwidth_changed(time(NULL) + 6*60*60 + 1);
+ expect_log_msg_containing(
+ "Measured bandwidth has changed; rebuilding descriptor.");
+ UNMOCK(get_uptime);
+ UNMOCK(rep_hist_bandwidth_assess);
+ teardown_capture_of_logs();
+
+ /* When uptime is more than 24h */
+ MOCK(get_uptime, mock_get_uptime_1d);
+ setup_full_capture_of_logs(LOG_INFO);
+ check_descriptor_bandwidth_changed(time(NULL));
+ expect_log_msg_not_containing(
+ "Measured bandwidth has changed; rebuilding descriptor.");
+ teardown_capture_of_logs();
+
+ done:
+ UNMOCK(get_uptime);
+ UNMOCK(router_get_my_routerinfo);
+ UNMOCK(we_are_hibernating);
+}
+
#define ROUTER_TEST(name, flags) \
{ #name, test_router_ ## name, flags, NULL, NULL }
struct testcase_t router_tests[] = {
+ ROUTER_TEST(check_descriptor_bandwidth_changed, TT_FORK),
ROUTER_TEST(dump_router_to_string_no_bridge_distribution_method, TT_FORK),
END_OF_TESTCASES
};