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From: Steven Rostedt <rostedt@goodmis.org>
To: linux-trace-devel@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Tom Zanussi <zanussi@kernel.org>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	linux-rt-users <linux-rt-users@vger.kernel.org>,
	Clark Williams <williams@redhat.com>,
	"Steven Rostedt (VMware)" <rostedt@goodmis.org>
Subject: [PATCH 02/17] tracefs: Add unit tests for tracefs_sql()
Date: Fri, 30 Jul 2021 18:18:09 -0400	[thread overview]
Message-ID: <20210730221824.595597-3-rostedt@goodmis.org> (raw)
In-Reply-To: <20210730221824.595597-1-rostedt@goodmis.org>

From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>

Add basic unit test for tracefs_sql()...

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
 utest/tracefs-utest.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/utest/tracefs-utest.c b/utest/tracefs-utest.c
index 2a99217b938a..89bb1cce61f7 100644
--- a/utest/tracefs-utest.c
+++ b/utest/tracefs-utest.c
@@ -44,6 +44,12 @@
 #define KRETPROBE_ADDR	"do_sys_openat2"
 #define KRETPROBE_FMT	"ret=$retval"
 
+#define SQL_1_EVENT	"wakeup_1"
+#define SQL_1_SQL	"select sched_switch.next_pid as woke_pid, sched_waking.common_pid as waking_pid from sched_waking join sched_switch on sched_switch.next_pid = sched_waking.pid"
+
+#define SQL_2_EVENT	"wakeup_2"
+#define SQL_2_SQL	"select woke.next_pid as woke_pid, wake.common_pid as waking_pid from sched_waking as wake join sched_switch as woke on woke.next_pid = wake.pid"
+
 static struct tracefs_instance *test_instance;
 static struct tep_handle *test_tep;
 struct test_sample {
@@ -322,6 +328,41 @@ static void test_ftrace_marker(void)
 	test_instance_ftrace_marker(test_instance);
 }
 
+static void test_instance_trace_sql(struct tracefs_instance *instance)
+{
+	struct tracefs_synth *synth;
+	struct trace_seq seq;
+	struct tep_handle *tep;
+	int ret;
+
+	tep = tracefs_local_events(NULL);
+	CU_TEST(tep != NULL);
+
+	trace_seq_init(&seq);
+
+	synth = tracefs_sql(tep, SQL_1_EVENT, SQL_1_SQL, NULL);
+	CU_TEST(synth != NULL);
+	ret = tracefs_synth_show(&seq, instance, synth);
+	CU_TEST(ret == 0);
+	tracefs_synth_free(synth);
+	trace_seq_reset(&seq);
+
+	synth = tracefs_sql(tep, SQL_2_EVENT, SQL_2_SQL, NULL);
+	CU_TEST(synth != NULL);
+	ret = tracefs_synth_show(&seq, instance, synth);
+	CU_TEST(ret == 0);
+	tracefs_synth_free(synth);
+	trace_seq_reset(&seq);
+
+	tep_free(tep);
+	trace_seq_destroy(&seq);
+}
+
+static void test_trace_sql(void)
+{
+	test_instance_trace_sql(test_instance);
+}
+
 static void test_trace_file(void)
 {
 	const char *tmp = get_rand_str();
@@ -1338,6 +1379,8 @@ void test_tracefs_lib(void)
 		fprintf(stderr, "Suite \"%s\" cannot be ceated\n", TRACEFS_SUITE);
 		return;
 	}
+	CU_add_test(suite, "trace sql",
+		    test_trace_sql);
 	CU_add_test(suite, "tracing file / directory APIs",
 		    test_trace_file);
 	CU_add_test(suite, "instance file / directory APIs",
-- 
2.30.2


  parent reply	other threads:[~2021-07-30 22:18 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-30 22:18 [PATCH 00/17] libtracefs: Introducing tracefs_sql() to create synthetice events with an SQL line Steven Rostedt
2021-07-30 22:18 ` [PATCH 01/17] libtracefs: Added new API tracefs_sql() Steven Rostedt
2021-08-01  6:32   ` Ahmed S. Darwish
2021-08-01 22:10     ` Steven Rostedt
2021-08-02 23:45   ` Namhyung Kim
2021-08-03  2:49     ` Steven Rostedt
2021-07-30 22:18 ` Steven Rostedt [this message]
2021-07-30 22:18 ` [PATCH 03/17] libtracefs: Add comparing start and end fields in tracefs_sql() Steven Rostedt
2021-07-30 22:18 ` [PATCH 04/17] libtracefs: Add unit test to test tracefs_sql() compare Steven Rostedt
2021-07-30 22:18 ` [PATCH 05/17] libtracefs: Add filtering for start and end events in tracefs_sql() Steven Rostedt
2021-07-30 22:18 ` [PATCH 06/17] libtracefs: Add unit test to test tracefs_sql() where clause Steven Rostedt
2021-07-30 22:18 ` [PATCH 07/17] libtracefs: Make sqlhist parser reentrant Steven Rostedt
2021-07-30 22:18 ` [PATCH 08/17] libtracefs: Make parser unique to libtracefs Steven Rostedt
2021-07-30 22:18 ` [PATCH 09/17] libtracefs: Add line number and index to expr structure Steven Rostedt
2021-07-30 22:18 ` [PATCH 10/17] libtracefs: Add a parse_error() helper function to record errors Steven Rostedt
2021-07-30 22:18 ` [PATCH 11/17] libtracefs: Add error message when match fields are not FROM and JOIN events Steven Rostedt
2021-07-30 22:18 ` [PATCH 12/17] libtracefs: Add error message when match or init fails from bad events Steven Rostedt
2021-07-30 22:18 ` [PATCH 13/17] libtracefs; Add error message for bad selections to SQL sequence Steven Rostedt
2021-07-30 22:18 ` [PATCH 14/17] libtracefs: Add error message when compare fields fail Steven Rostedt
2021-07-30 22:18 ` [PATCH 15/17] libtracefs: Add error message for grouping events in SQL filter Steven Rostedt
2021-07-30 22:18 ` [PATCH 16/17] libtracefs: Add error message for bad filters in SQL statement Steven Rostedt
2021-07-30 22:18 ` [PATCH 17/17] libtracefs: Add man page for tracefs_sql() Steven Rostedt
2021-08-01 13:39   ` Ahmed S. Darwish
2021-08-01 22:29     ` Steven Rostedt
2021-08-04 12:27       ` Ahmed S. Darwish
2021-07-30 22:31 ` [PATCH 00/17] libtracefs: Introducing tracefs_sql() to create synthetice events with an SQL line Steven Rostedt

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