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test_string_replace: Exercise zero-length replacements

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Previously, these would have done 2**32 replacements, and the first one
would have consumed 6GB of memory in the process. They now match what
Python `str.replace()` does.

Reproduces: https://gitlab.gnome.org/GNOME/glib/-/issues/2452
Signed-off-by: Simon McVittie <smcv@collabora.com>
This commit is contained in:
Simon McVittie 2021-08-02 11:52:58 +01:00
parent 0a8c7e57ab
commit bf70d58d55
1 changed files with 6 additions and 0 deletions
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6
glib/tests/string.c
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@ -528,6 +528,12 @@ test_string_replace (void)
"", 3 },
{ "aaa", "aa", "bb", 0,
"bba", 1 },
{ "foo", "", "bar", 0,
"barfbarobarobar", 4 },
{ "", "", "x", 0,
"x", 1 },
{ "", "", "", 0,
"", 1 },
};
gsize i;