test: add test for kernel-enabling bits

This test fails because we can't actually enable bits at runtime, guess I
should've thought of that before. Either way, commit this test (and revert it
again) so the test is in the repository in case we do get this ability later.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

diff --git a/test/test-libevdev-has-event.c b/test/test-libevdev-has-event.c
index 72eba2c55dc5b8d521decfae5e2ac09a55a4eebd..a769f256a563ebde3c2717ffa899a738a2bb124d 100644 (file)
--- a/test/test-libevdev-has-event.c
+++ b/test/test-libevdev-has-event.c
@@ -465,6 +465,53 @@ START_TEST(test_device_disable_bit_invalid)
 }
 END_TEST
 
+START_TEST(test_device_enable_kernel_bit)
+{
+       struct uinput_device* uidev;
+       struct libevdev *dev, *dev2;
+       struct input_absinfo abs;
+       int rc;
+
+       rc = test_create_device(&uidev, &dev,
+                               EV_ABS, ABS_X,
+                               -1);
+       ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));
+
+       ck_assert(!libevdev_has_event_code(dev, EV_ABS, ABS_Y));
+       ck_assert(!libevdev_has_event_type(dev, EV_REL));
+       ck_assert(!libevdev_has_event_code(dev, EV_REL, REL_X));
+
+       abs.value = 0;
+       abs.minimum = 0;
+       abs.maximum = 100;
+       abs.fuzz = 1;
+       abs.flat = 2;
+       abs.resolution = 3;
+
+       ck_assert_int_eq(libevdev_kernel_enable_event_code(dev, EV_ABS, ABS_Y, &abs), 0);
+       ck_assert(libevdev_has_event_code(dev, EV_ABS, ABS_Y));
+
+       ck_assert_msg(libevdev_kernel_enable_event_type(dev, EV_REL), 0);
+       ck_assert(libevdev_has_event_type(dev, EV_REL));
+       ck_assert(!libevdev_has_event_code(dev, EV_REL, REL_X));
+
+       ck_assert_int_eq(libevdev_kernel_enable_event_code(dev, EV_REL, REL_X, NULL), 0);
+       ck_assert(libevdev_has_event_code(dev, EV_REL, REL_X));
+
+       /* make sure kernel device is unchanged */
+       rc = libevdev_new_from_fd(uinput_device_get_fd(uidev), &dev2);
+       ck_assert_msg(rc == 0, "Failed to init device: %s", strerror(-rc));
+       ck_assert(libevdev_has_event_code(dev2, EV_ABS, ABS_X));
+       ck_assert(libevdev_has_event_code(dev2, EV_ABS, ABS_Y));
+       ck_assert(libevdev_has_event_type(dev2, EV_REL));
+       ck_assert(libevdev_has_event_code(dev2, EV_REL, REL_X));
+       libevdev_free(dev2);
+
+       uinput_device_free(uidev);
+       libevdev_free(dev);
+}
+END_TEST
+
 Suite *
 libevdev_has_event_test(void)
 {
@@ -503,6 +550,7 @@ libevdev_has_event_test(void)
        tcase_add_test(tc, test_device_enable_bit_invalid);
        tcase_add_test(tc, test_device_disable_bit);
        tcase_add_test(tc, test_device_disable_bit_invalid);
+       tcase_add_test(tc, test_device_enable_kernel_bit);
        suite_add_tcase(s, tc);
 
        return s;