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Diffstat (limited to 'tests/test-c-strcasestr.c')
-rw-r--r-- | tests/test-c-strcasestr.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/test-c-strcasestr.c b/tests/test-c-strcasestr.c index 73723c729a..52d55e8044 100644 --- a/tests/test-c-strcasestr.c +++ b/tests/test-c-strcasestr.c @@ -58,6 +58,25 @@ main () ASSERT (result == input + 11); } + /* Check that a long periodic needle does not cause false positives. */ + { + const char input[] = ("F_BD_CE_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD" + "_C3_88_20_EF_BF_BD_EF_BF_BD_EF_BF_BD" + "_C3_A7_20_EF_BF_BD"); + const char need[] = "_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD"; + const char *result = c_strcasestr (input, need); + ASSERT (result == NULL); + } + { + const char input[] = ("F_BD_CE_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD" + "_C3_88_20_EF_BF_BD_EF_BF_BD_EF_BF_BD" + "_C3_A7_20_EF_BF_BD_DA_B5_C2_A6_20" + "_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD"); + const char need[] = "_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD_EF_BF_BD"; + const char *result = c_strcasestr (input, need); + ASSERT (result == input + 115); + } + /* Check that a very long haystack is handled quickly if the needle is short and occurs near the beginning. */ { |