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tests: Produce useful output on failure

This commit is contained in:
Matthias Clasen 2022-12-19 00:49:02 -05:00 committed by Behdad Esfahbod
parent 084291108a
commit 74ccc1e76d
1 changed files with 30 additions and 2 deletions
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32
test/api/test-ot-color.c
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@ -745,10 +745,38 @@ test_hb_ot_color_colr_v1 (gconstpointer d)
return;
}
if (strcmp (buffer, data.string->str) != 0)
char **lines = g_strsplit (data.string->str, "\n", 0);
char **expected;
if (strstr (buffer, "\r\n"))
expected = g_strsplit (buffer, "\r\n", 0);
else
expected = g_strsplit (buffer, "\n", 0);
if (g_strv_length (lines) != g_strv_length (expected))
{
g_test_fail ();
g_test_message ("Unexpected number of lines in output (%d instead of %d)", g_strv_length (lines), g_strv_length (expected));
g_test_fail ();
}
else
{
unsigned int length = g_strv_length (lines);
for (unsigned int i = 0; i < length; i++)
{
if (strcmp (lines[i], expected[i]) != 0)
{
int pos;
for (pos = 0; lines[i][pos]; pos++)
if (lines[i][pos] != expected[i][pos])
break;
g_test_message ("Unxpected output at %d:%d (%#x instead of %#x):\n%s", i, pos, (unsigned int)lines[i][pos], (unsigned int)expected[i][pos], data.string->str);
g_test_fail ();
}
}
}
g_strfreev (lines);
g_strfreev (expected);
g_free (buffer);
g_free (file);