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authorArthur Grillo <arthurgrillo@riseup.net>2023-04-19 02:01:44 +0300
committerMaíra Canal <mairacanal@riseup.net>2023-04-24 22:33:24 +0300
commit881e2a9cc11fb53b1de10d951a11a69d23035bbf (patch)
tree4b8a2fe451b8b5f6551815990692fb65f1e53c7c /drivers/gpu/drm/tests
parent1f01f2247e3c4ed55c96afccd0072cd31793c604 (diff)
downloadlinux-881e2a9cc11fb53b1de10d951a11a69d23035bbf.tar.xz
drm/tests: Add test cases for drm_rect_calc_vscale()
Insert parameterized test for the drm_rect_calc_vscale() to ensure correctness and prevent future regressions. Besides the test for the usual case, tests the exceptions. It uses the same struct from drm_rect_calc_hscale(). Signed-off-by: Arthur Grillo <arthurgrillo@riseup.net> Reviewed-by: Maíra Canal <mcanal@igalia.com> Signed-off-by: Maíra Canal <mairacanal@riseup.net> Link: https://patchwork.freedesktop.org/patch/msgid/20230418230146.461129-4-arthurgrillo@riseup.net
Diffstat (limited to 'drivers/gpu/drm/tests')
-rw-r--r--drivers/gpu/drm/tests/drm_rect_test.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tests/drm_rect_test.c b/drivers/gpu/drm/tests/drm_rect_test.c
index aae682ad9ee1..fd89e62ad2cb 100644
--- a/drivers/gpu/drm/tests/drm_rect_test.c
+++ b/drivers/gpu/drm/tests/drm_rect_test.c
@@ -414,6 +414,17 @@ static void drm_test_rect_calc_hscale(struct kunit *test)
KUNIT_EXPECT_EQ(test, scaling_factor, params->expected_scaling_factor);
}
+static void drm_test_rect_calc_vscale(struct kunit *test)
+{
+ const struct drm_rect_scale_case *params = test->param_value;
+ int scaling_factor;
+
+ scaling_factor = drm_rect_calc_vscale(&params->src, &params->dst,
+ params->min_range, params->max_range);
+
+ KUNIT_EXPECT_EQ(test, scaling_factor, params->expected_scaling_factor);
+}
+
static struct kunit_case drm_rect_tests[] = {
KUNIT_CASE(drm_test_rect_clip_scaled_div_by_zero),
KUNIT_CASE(drm_test_rect_clip_scaled_not_clipped),
@@ -421,6 +432,7 @@ static struct kunit_case drm_rect_tests[] = {
KUNIT_CASE(drm_test_rect_clip_scaled_signed_vs_unsigned),
KUNIT_CASE_PARAM(drm_test_rect_intersect, drm_rect_intersect_gen_params),
KUNIT_CASE_PARAM(drm_test_rect_calc_hscale, drm_rect_scale_gen_params),
+ KUNIT_CASE_PARAM(drm_test_rect_calc_vscale, drm_rect_scale_gen_params),
{ }
};