test: add test for changing kernel abs values

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 5f81e40f98af1c4a4bab0a7ff4fa9a77bb155a64..8b20f653b2ac931e0a55bdddae07673d5fdc02ff 100644 (file)
--- a/test/test-libevdev-has-event.c
+++ b/test/test-libevdev-has-event.c
@@ -569,6 +569,62 @@ START_TEST(test_device_disable_bit_invalid)
 }
 END_TEST
 
+START_TEST(test_device_kernel_change_axis)
+{
+       struct uinput_device* uidev;
+       struct libevdev *dev, *dev2;
+       struct input_absinfo abs;
+       int rc;
+
+       uidev = uinput_device_new("test device");
+       ck_assert(uidev != NULL);
+
+       abs.minimum = 0;
+       abs.maximum = 1000;
+       abs.fuzz = 1;
+       abs.flat = 2;
+       /* abs.resolution = 3;  FIXME: can't test resolution */
+       abs.value = 0;
+
+       uinput_device_set_abs_bit(uidev, ABS_X, &abs);
+
+       rc = uinput_device_create(uidev);
+       ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));
+
+       rc = libevdev_new_from_fd(uinput_device_get_fd(uidev), &dev);
+       ck_assert_msg(rc == 0, "Failed to init device: %s", strerror(-rc));;
+
+       ck_assert_int_eq(libevdev_get_abs_min(dev, ABS_X), 0);
+       ck_assert_int_eq(libevdev_get_abs_max(dev, ABS_X), 1000);
+       ck_assert_int_eq(libevdev_get_abs_fuzz(dev, ABS_X), 1);
+       ck_assert_int_eq(libevdev_get_abs_flat(dev, ABS_X), 2);
+
+       abs.minimum = 500;
+       abs.maximum = 5000;
+       abs.fuzz = 10;
+       abs.flat = 20;
+       rc = libevdev_kernel_set_abs_value(dev, ABS_X, &abs);
+       ck_assert_int_eq(rc, 0);
+
+       ck_assert_int_eq(libevdev_get_abs_min(dev, ABS_X), 500);
+       ck_assert_int_eq(libevdev_get_abs_max(dev, ABS_X), 5000);
+       ck_assert_int_eq(libevdev_get_abs_fuzz(dev, ABS_X), 10);
+       ck_assert_int_eq(libevdev_get_abs_flat(dev, ABS_X), 20);
+
+       /* make sure kernel device is changed */
+       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_int_eq(libevdev_get_abs_min(dev2, ABS_X), 500);
+       ck_assert_int_eq(libevdev_get_abs_max(dev2, ABS_X), 5000);
+       ck_assert_int_eq(libevdev_get_abs_fuzz(dev2, ABS_X), 10);
+       ck_assert_int_eq(libevdev_get_abs_flat(dev2, ABS_X), 20);
+       libevdev_free(dev2);
+
+       libevdev_free(dev);
+       uinput_device_free(uidev);
+}
+END_TEST
+
 Suite *
 libevdev_has_event_test(void)
 {
@@ -608,6 +664,7 @@ 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_kernel_change_axis);
        suite_add_tcase(s, tc);
 
        return s;