tests: add a test case for gpiod_line_config_get_num_configured_offsets()

There are no tests calling gpiod_line_config_get_num_configured_offsets()
yet so add a simple one for more coverage.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/tests/tests-line-config.c b/tests/tests-line-config.c
index f6cfacf8fbafb0ea18c836ab19ca224b50791923..fafbcf315bba5d114777b4dd5f59945ed6a40ee6 100644 (file)
--- a/tests/tests-line-config.c
+++ b/tests/tests-line-config.c
@@ -428,3 +428,20 @@ GPIOD_TEST_CASE(set_output_values_too_many_values)
        g_assert_cmpint(ret, ==, -1);
        gpiod_test_expect_errno(EINVAL);
 }
+
+GPIOD_TEST_CASE(get_num_configured_offsets)
+{
+       static const guint offsets[] = { 0, 1, 2, 3 };
+
+       g_autoptr(struct_gpiod_line_config) config = NULL;
+       g_autoptr(struct_gpiod_line_settings) settings = NULL;
+
+       settings = gpiod_test_create_line_settings_or_fail();
+       config = gpiod_test_create_line_config_or_fail();
+
+       gpiod_test_line_config_add_line_settings_or_fail(config, offsets, 4,
+                                                        settings);
+
+       g_assert_cmpuint(gpiod_line_config_get_num_configured_offsets(config),
+                        ==, 4);
+}