From 035433e913872bc9c99fb19cd5b2eec1463ccdec Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Thu, 31 Aug 2023 13:40:46 +0200 Subject: Document decimal integer parsing helpers, add an octal variant Signed-off-by: David Oberhollenzer --- lib/util/test/parse_int.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) (limited to 'lib/util/test') diff --git a/lib/util/test/parse_int.c b/lib/util/test/parse_int.c index 2bd5a7c..cf6a69f 100644 --- a/lib/util/test/parse_int.c +++ b/lib/util/test/parse_int.c @@ -74,5 +74,46 @@ int main(int argc, char **argv) ret = parse_int("-1234", -1, NULL, -1000, 1000, &s_out); TEST_EQUAL_I(ret, SQFS_ERROR_OUT_OF_BOUNDS); + /**** octal version *****/ + + /* must begin with a digit */ + ret = parse_uint_oct("a1234", -1, &diff, 0, 0, &out); + TEST_EQUAL_I(ret, SQFS_ERROR_CORRUPTED); + + /* can end with a non-digit... */ + ret = parse_uint_oct("1234a", -1, &diff, 0, 0, &out); + TEST_EQUAL_I(ret, 0); + TEST_EQUAL_UI(out, 01234); + TEST_EQUAL_UI(diff, 4); + + /* ...unless diff is NULL */ + ret = parse_uint_oct("1234a", -1, NULL, 0, 0, &out); + TEST_EQUAL_I(ret, SQFS_ERROR_CORRUPTED); + + /* numeric overflow is cought */ + ret = parse_uint_oct("2000000000000000000000", -1, NULL, 0, 0, &out); + TEST_EQUAL_I(ret, SQFS_ERROR_OVERFLOW); + + /* buffer length is adherered to */ + ret = parse_uint_oct("2000000000000000000000", 5, NULL, 0, 0, &out); + TEST_EQUAL_I(ret, 0); + TEST_EQUAL_UI(out, 020000); + + ret = parse_uint_oct("2000000000000000000000", 5, &diff, 0, 0, &out); + TEST_EQUAL_I(ret, 0); + TEST_EQUAL_UI(diff, 5); + TEST_EQUAL_UI(out, 020000); + + /* if vmin/vmax differ, check the range */ + ret = parse_uint_oct("1234", -1, NULL, 0, 01000, &out); + TEST_EQUAL_I(ret, SQFS_ERROR_OUT_OF_BOUNDS); + + ret = parse_uint_oct("1234", -1, NULL, 0, 02000, &out); + TEST_EQUAL_I(ret, 0); + TEST_EQUAL_UI(out, 01234); + + ret = parse_uint_oct("1234", -1, NULL, 02000, 03000, &out); + TEST_EQUAL_I(ret, SQFS_ERROR_OUT_OF_BOUNDS); + return EXIT_SUCCESS; } -- cgit v1.2.3