diff --git a/test/call.c b/test/call.c
index b87900cc33..cf5bad7c42 100644
--- a/test/call.c
+++ b/test/call.c
@@ -1799,22 +1799,26 @@ int test_call_progress(void)
 }
 
 
-static int test_media_base(enum audio_mode txmode, enum aufmt fmt)
+static int test_media_base(enum audio_mode txmode,
+			   enum aufmt sndfmt, enum aufmt acfmt)
 {
 	struct fixture fix, *f = &fix;
 	struct cancel_rule *cr;
 	struct auplay *auplay = NULL;
 	int err = 0;
 
-	fixture_init_prm(f, ";ptime=1;audio_player=mock-auplay,a");
+	fixture_init_prm(f, ";ptime=5;audio_player=mock-auplay,a");
 	mem_deref(f->b.ua);
 	err = ua_alloc(&f->b.ua, "B <sip:b@127.0.0.1>"
-		       ";regint=0;ptime=1;audio_player=mock-auplay,b");
+		       ";regint=0;ptime=5;audio_player=mock-auplay,b");
 	TEST_ERR(err);
 
 	conf_config()->audio.txmode = txmode;
-	conf_config()->audio.src_fmt = fmt;
-	conf_config()->audio.play_fmt = fmt;
+	conf_config()->audio.src_fmt  = sndfmt;
+	conf_config()->audio.channels_src = 1;
+	conf_config()->audio.play_fmt = sndfmt;
+	conf_config()->audio.enc_fmt  = acfmt;
+	conf_config()->audio.dec_fmt  = acfmt;
 	conf_config()->avt.rtp_stats = true;
 
 	cancel_rule_new(UA_EVENT_CUSTOM, f->a.ua, 0, 0, 1);
@@ -1839,7 +1843,7 @@ static int test_media_base(enum audio_mode txmode, enum aufmt fmt)
 	TEST_ERR(err);
 
 	/* run main-loop with timeout, wait for events */
-	err = re_main_timeout(10000);
+	err = re_main_timeout(1000);
 	TEST_ERR(err);
 	TEST_ERR(fix.err);
 
@@ -1878,19 +1882,31 @@ int test_call_format_float(void)
 	err = module_load(".", "auconv");
 	TEST_ERR(err);
 
-	err = test_media_base(AUDIO_MODE_POLL, AUFMT_S16LE);
+	err = module_load(".", "auresamp");
 	TEST_ERR(err);
 
-	err = test_media_base(AUDIO_MODE_THREAD, AUFMT_S16LE);
+	err = module_load(".", "opus");
 	TEST_ERR(err);
 
-	err = test_media_base(AUDIO_MODE_POLL, AUFMT_FLOAT);
+	err = test_media_base(AUDIO_MODE_POLL, AUFMT_S16LE, AUFMT_S16LE);
 	TEST_ERR(err);
 
-	err = test_media_base(AUDIO_MODE_THREAD, AUFMT_FLOAT);
+	err = test_media_base(AUDIO_MODE_POLL, AUFMT_S16LE, AUFMT_FLOAT);
 	TEST_ERR(err);
 
+/*        TODO: sound card float / ac s16le; wait for PR of @sreimers */
+
+/*        TODO: POLL mode*/
+/*        err = test_media_base(AUDIO_MODE_POLL, AUFMT_FLOAT, AUFMT_S16LE);*/
+/*        TEST_ERR(err);*/
+
+/*        err = test_media_base(AUDIO_MODE_THREAD, AUFMT_S16LE);*/
+/*        TEST_ERR(err);*/
+
  out:
+	/* TODO: fix double free or corruption crash */
+	module_unload("opus");
+	module_unload("auresamp");
 	module_unload("auconv");
 
 	return err;