tests: event: add two additional test cases for both edge events

Add two test cases explicitly verifying that watching events of both
types works correctly (in active-high and active-low modes).

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

diff --git a/tests/tests-event.c b/tests/tests-event.c
index 9e372ccd5ee7474dc9a380cf29911023e45f5f04..28b77ec7f0451aa0b02006d2bf5e741c6f480b4f 100644 (file)
--- a/tests/tests-event.c
+++ b/tests/tests-event.c
@@ -117,6 +117,85 @@ GPIOD_TEST_CASE(rising_edge_ignore_falling, 0, { 8 })
        g_assert_cmpint(ev[2].event_type, ==, GPIOD_LINE_EVENT_RISING_EDGE);
 }
 
+GPIOD_TEST_CASE(both_edges, 0, { 8 })
+{
+       g_autoptr(GpiodTestEventThread) ev_thread = NULL;
+       g_autoptr(gpiod_chip_struct) chip = NULL;
+       struct timespec ts = { 1, 0 };
+       struct gpiod_line_event ev;
+       struct gpiod_line *line;
+       gint ret;
+
+       chip = gpiod_chip_open(gpiod_test_chip_path(0));
+       g_assert_nonnull(chip);
+       gpiod_test_return_if_failed();
+
+       line = gpiod_chip_get_line(chip, 7);
+       g_assert_nonnull(line);
+       gpiod_test_return_if_failed();
+
+       ret = gpiod_line_request_both_edges_events(line, GPIOD_TEST_CONSUMER);
+       g_assert_cmpint(ret, ==, 0);
+
+       ev_thread = gpiod_test_start_event_thread(0, 7, 100);
+
+       ret = gpiod_line_event_wait(line, &ts);
+       g_assert_cmpint(ret, ==, 1);
+
+       ret = gpiod_line_event_read(line, &ev);
+       g_assert_cmpint(ret, ==, 0);
+
+       g_assert_cmpint(ev.event_type, ==, GPIOD_LINE_EVENT_RISING_EDGE);
+
+       ret = gpiod_line_event_wait(line, &ts);
+       g_assert_cmpint(ret, ==, 1);
+
+       ret = gpiod_line_event_read(line, &ev);
+       g_assert_cmpint(ret, ==, 0);
+
+       g_assert_cmpint(ev.event_type, ==, GPIOD_LINE_EVENT_FALLING_EDGE);
+}
+
+GPIOD_TEST_CASE(both_edges_active_low, 0, { 8 })
+{
+       g_autoptr(GpiodTestEventThread) ev_thread = NULL;
+       g_autoptr(gpiod_chip_struct) chip = NULL;
+       struct timespec ts = { 1, 0 };
+       struct gpiod_line_event ev;
+       struct gpiod_line *line;
+       gint ret;
+
+       chip = gpiod_chip_open(gpiod_test_chip_path(0));
+       g_assert_nonnull(chip);
+       gpiod_test_return_if_failed();
+
+       line = gpiod_chip_get_line(chip, 7);
+       g_assert_nonnull(line);
+       gpiod_test_return_if_failed();
+
+       ret = gpiod_line_request_both_edges_events_flags(line,
+               GPIOD_TEST_CONSUMER, GPIOD_LINE_REQUEST_FLAG_ACTIVE_LOW);
+       g_assert_cmpint(ret, ==, 0);
+
+       ev_thread = gpiod_test_start_event_thread(0, 7, 100);
+
+       ret = gpiod_line_event_wait(line, &ts);
+       g_assert_cmpint(ret, ==, 1);
+
+       ret = gpiod_line_event_read(line, &ev);
+       g_assert_cmpint(ret, ==, 0);
+
+       g_assert_cmpint(ev.event_type, ==, GPIOD_LINE_EVENT_FALLING_EDGE);
+
+       ret = gpiod_line_event_wait(line, &ts);
+       g_assert_cmpint(ret, ==, 1);
+
+       ret = gpiod_line_event_read(line, &ev);
+       g_assert_cmpint(ret, ==, 0);
+
+       g_assert_cmpint(ev.event_type, ==, GPIOD_LINE_EVENT_RISING_EDGE);
+}
+
 GPIOD_TEST_CASE(falling_edge_active_low, 0, { 8 })
 {
        g_autoptr(GpiodTestEventThread) ev_thread = NULL;