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video: Add a test for font measurement

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Add a simple test which measures a line of text using a Truetype font.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2025-04-02 06:29:35 +13:00
committed by Tom Rini
parent 7dff3de38a
commit 0d0b2341dd
1 changed files with 29 additions and 0 deletions
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29
test/dm/video.c
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@@ -777,3 +777,32 @@ static int dm_test_video_damage(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_video_damage, UTF_SCAN_PDATA | UTF_SCAN_FDT);
/* Test font measurement */
static int dm_test_font_measure(struct unit_test_state *uts)
{
const char *test_string = "There is always much to be said for not "
"attempting more than you can do and for making a certainty of "
"what you try. But this principle, like others in life and "
"war, has its exceptions.";
struct vidconsole_bbox bbox;
struct video_priv *priv;
struct udevice *dev, *con;
ut_assertok(uclass_get_device(UCLASS_VIDEO, 0, &dev));
priv = dev_get_uclass_priv(dev);
ut_asserteq(1366, priv->xsize);
ut_asserteq(768, priv->ysize);
/* this is using the Nimbus font with size of 18 pixels */
ut_assertok(uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con));
vidconsole_position_cursor(con, 0, 0);
ut_assertok(vidconsole_measure(con, NULL, 0, test_string, &bbox));
ut_asserteq(0, bbox.x0);
ut_asserteq(0, bbox.y0);
ut_asserteq(0x47a, bbox.x1);
ut_asserteq(0x12, bbox.y1);
return 0;
}
DM_TEST(dm_test_font_measure, UTF_SCAN_FDT);