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| author | Victor Kareh <[email protected]> | 2019-09-23 14:55:54 -0400 |
|---|---|---|
| committer | monsta <[email protected]> | 2020-02-02 15:46:35 +0300 |
| commit | 50cc7c7f2b4b8975779a34c30c052fdd7a3aaf34 (patch) | |
| tree | adc17d39486be053ddbe2a2e6581133db7d190c2 /src/core/testboxes.c | |
| parent | 26864e5fd207a7cd000fd1b6aaa2f041ce8261ef (diff) | |
| download | marco-50cc7c7f2b4b8975779a34c30c052fdd7a3aaf34.tar.bz2 marco-50cc7c7f2b4b8975779a34c30c052fdd7a3aaf34.tar.xz | |
testboxes: Fix find_closest_point_to_line() test
Eeeks, testing floating points for equality ...
upstream commit:
https://gitlab.gnome.org/GNOME/mutter/commit/0fccb0fc8
Diffstat (limited to 'src/core/testboxes.c')
| -rw-r--r-- | src/core/testboxes.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/core/testboxes.c b/src/core/testboxes.c index dfd65c69..b9aa92ff 100644 --- a/src/core/testboxes.c +++ b/src/core/testboxes.c @@ -27,6 +27,7 @@ #include <stdio.h> #include <X11/Xutil.h> /* Just for the definition of the various gravities */ #include <time.h> /* To initialize random seed */ +#include <math.h> #define NUM_RANDOM_RUNS 10000 @@ -1340,6 +1341,7 @@ test_gravity_resize () printf ("%s passed.\n", G_STRFUNC); } +#define EPSILON 0.000000001 static void test_find_closest_point_to_line () { @@ -1354,7 +1356,7 @@ test_find_closest_point_to_line () x2, y2, px, py, &rx, &ry); - g_assert (rx == answer_x && ry == answer_y); + g_assert (fabs (rx - answer_x) < EPSILON && fabs (ry - answer_y) < EPSILON); /* Special test for x1 == x2, so that slop of line is infinite */ x1 = 3.0; y1 = 49.0; @@ -1365,7 +1367,7 @@ test_find_closest_point_to_line () x2, y2, px, py, &rx, &ry); - g_assert (rx == answer_x && ry == answer_y); + g_assert (fabs (rx - answer_x) < EPSILON && fabs (ry - answer_y) < EPSILON); /* Special test for y1 == y2, so perp line has slope of infinity */ x1 = 3.14; y1 = 7.0; @@ -1376,7 +1378,7 @@ test_find_closest_point_to_line () x2, y2, px, py, &rx, &ry); - g_assert (rx == answer_x && ry == answer_y); + g_assert (fabs (rx - answer_x) < EPSILON && fabs (ry - answer_y) < EPSILON); /* Test when we the point we want to be closest to is actually on the line */ x1 = 3.0; y1 = 49.0; @@ -1387,7 +1389,7 @@ test_find_closest_point_to_line () x2, y2, px, py, &rx, &ry); - g_assert (rx == answer_x && ry == answer_y); + g_assert (fabs (rx - answer_x) < EPSILON && fabs (ry - answer_y) < EPSILON); printf ("%s passed.\n", G_STRFUNC); } |