From 8424ff797105f9119d8c8e1464670d9c468a1dd8 Mon Sep 17 00:00:00 2001
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Fri, 15 Dec 2023 16:44:47 -0500
Subject: [PATCH] Implement statedump unit test

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
 .gitignore             |  1 +
 tests/Makefile.am      |  9 +++++-
 tests/unit/statedump.c | 71 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 80 insertions(+), 1 deletion(-)
 create mode 100644 tests/unit/statedump.c

diff --git a/.gitignore b/.gitignore
index 71ee6c8..06a13f8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -65,6 +65,7 @@ dkms.conf
 /tests/unit/.dirstamp
 /tests/unit/demo
 /tests/unit/test
+/tests/unit/statedump
 
 #automake
 /include/config.h
diff --git a/tests/Makefile.am b/tests/Makefile.am
index e83a239..e92b7f4 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -15,7 +15,8 @@ TAP_LOG_DRIVER = env AM_TAP_AWK='$(AWK)' \
 noinst_PROGRAMS = \
 	regression/side-rcu-test \
 	unit/test \
-	unit/demo
+	unit/demo \
+	unit/statedump
 
 regression_side_rcu_test_SOURCES = regression/side-rcu-test.c
 regression_side_rcu_test_LDADD = \
@@ -36,5 +37,11 @@ unit_demo_LDADD = \
 	$(top_builddir)/tests/utils/libtap.la \
 	$(RSEQ_LIBS)
 
+unit_statedump_SOURCES = unit/statedump.c
+unit_statedump_LDADD = \
+	$(top_builddir)/src/libside.la \
+	$(top_builddir)/tests/utils/libtap.la \
+	$(RSEQ_LIBS)
+
 # Currently no tap tests to run
 TESTS =
diff --git a/tests/unit/statedump.c b/tests/unit/statedump.c
new file mode 100644
index 0000000..c2541f0
--- /dev/null
+++ b/tests/unit/statedump.c
@@ -0,0 +1,71 @@
+#include <side/trace.h>
+
+static
+const char *mystr[] = {
+	"abc",
+	"def",
+	"ghi",
+};
+
+static
+int myint[] = {
+	0, 1, 2, 3, 4, 5,
+};
+
+side_static_event(my_provider_event_dump1, "myprovider", "myevent_dump1", SIDE_LOGLEVEL_DEBUG,
+	side_field_list(side_field_string("mystatestring"))
+);
+
+side_static_event(my_provider_event_dump2, "myprovider", "myevent_dump2", SIDE_LOGLEVEL_DEBUG,
+	side_field_list(side_field_s32("mystateint"))
+);
+
+side_static_event(my_provider_event, "myprovider", "myevent", SIDE_LOGLEVEL_DEBUG,
+	side_field_list(side_field_s32("myfield"))
+);
+
+static struct side_statedump_request_handle *statedump_request_handle;
+
+static
+void statedump_cb(void)
+{
+	size_t i;
+
+	printf("Executing application state dump callback\n");
+	side_event_cond(my_provider_event_dump1) {
+		for (i = 0; i < SIDE_ARRAY_SIZE(mystr); i++) {
+			side_statedump_event_call(my_provider_event_dump1,
+				side_arg_list(side_arg_string(mystr[i])));
+		}
+	}
+	side_event_cond(my_provider_event_dump2) {
+		for (i = 0; i < SIDE_ARRAY_SIZE(myint); i++) {
+			side_statedump_event_call(my_provider_event_dump2,
+				side_arg_list(side_arg_s32(myint[i])));
+		}
+	}
+}
+
+static void my_constructor(void)
+	__attribute((constructor));
+static void my_constructor(void)
+{
+	side_event_description_ptr_init();
+	statedump_request_handle = side_statedump_request_notification_register(statedump_cb);
+	if (!statedump_request_handle)
+		abort();
+}
+
+static void my_destructor(void)
+	__attribute((destructor));
+static void my_destructor(void)
+{
+	side_statedump_request_notification_unregister(statedump_request_handle);
+	side_event_description_ptr_exit();
+}
+
+int main()
+{
+	side_event(my_provider_event, side_arg_list(side_arg_s32(42)));
+	return 0;
+}
-- 
2.34.1