test_ctf_writer.c: use environment variable to override packet resize length

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/tests/lib/test_ctf_writer.c b/tests/lib/test_ctf_writer.c
index ad4dc1918ae872366ee7c88fd4dd26a00de9bf48..d3c7a9613ed986ce95fa775c9cf33a12f264e728 100644 (file)
--- a/tests/lib/test_ctf_writer.c
+++ b/tests/lib/test_ctf_writer.c
@@ -50,7 +50,7 @@
 #define METADATA_LINE_SIZE 512
 #define SEQUENCE_TEST_LENGTH 10
 #define ARRAY_TEST_LENGTH 5
-#define PACKET_RESIZE_TEST_LENGTH 100000
+#define PACKET_RESIZE_TEST_DEF_LENGTH 100000
 
 #define DEFAULT_CLOCK_FREQ 1000000000
 #define DEFAULT_CLOCK_PRECISION 1
@@ -63,6 +63,7 @@
 #define NR_TESTS 621
 
 static int64_t current_time = 42;
+static unsigned int packet_resize_test_length = PACKET_RESIZE_TEST_DEF_LENGTH;
 
 /* Return 1 if uuids match, zero if different. */
 static
@@ -1971,7 +1972,7 @@ void packet_resize_test(struct bt_ctf_stream_class *stream_class,
                "bt_ctf_event_get_payload_by_index handles an invalid index correctly");
        bt_put(event);
 
-       for (i = 0; i < PACKET_RESIZE_TEST_LENGTH; i++) {
+       for (i = 0; i < packet_resize_test_length; i++) {
                event = bt_ctf_event_create(event_class);
                struct bt_ctf_field *integer =
                        bt_ctf_field_create(ep_field_1_type);
@@ -2006,7 +2007,7 @@ void packet_resize_test(struct bt_ctf_stream_class *stream_class,
                }
        }
 
-       events_appended = !!(i == PACKET_RESIZE_TEST_LENGTH);
+       events_appended = !!(i == packet_resize_test_length);
        ok(bt_ctf_stream_get_discarded_events_count(NULL, &ret_uint64) < 0,
                "bt_ctf_stream_get_discarded_events_count handles a NULL stream correctly");
        ok(bt_ctf_stream_get_discarded_events_count(stream, NULL) < 0,
@@ -2821,6 +2822,7 @@ void test_trace_uuid(void)
 
 int main(int argc, char **argv)
 {
+       const char *env_resize_length;
        char trace_path[] = "/tmp/ctfwriter_XXXXXX";
        char metadata_path[sizeof(trace_path) + 9];
        const char *clock_name = "test_clock";
@@ -2865,6 +2867,12 @@ int main(int argc, char **argv)
                return -1;
        }
 
+       env_resize_length = getenv("PACKET_RESIZE_TEST_LENGTH");
+       if (env_resize_length) {
+               packet_resize_test_length =
+                       (unsigned int) atoi(env_resize_length);
+       }
+
        plan_tests(NR_TESTS);
 
        if (!bt_mkdtemp(trace_path)) {