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test-conf-parser: add tests for the new long lines, including overflow handling

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This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2017-09-21 14:36:12 +02:00
parent a12807aaea
commit 8f313f4feb
1 changed files with 40 additions and 1 deletions
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41
src/test/test-conf-parser.c
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@ -225,6 +225,10 @@ static void test_config_parse_iec_uint64(void) {
assert_se(config_parse_iec_uint64(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4.5M", &offset, NULL) == 0);
}
#define x10(x) x x x x x x x x x x
#define x100(x) x10(x10(x))
#define x1000(x) x10(x100(x))
static const char* const config_file[] = {
"[Section]\n"
"setting1=1\n",
@ -251,6 +255,24 @@ static const char* const config_file[] = {
"\\\\2\n", /* note that C requires one level of escaping, so the
* parser gets "…1 BS BS BS NL BS BS 2 NL", which
* it translates into "…1 BS BS SP BS BS 2" */
"\n[Section]\n\n"
"setting1=" /* a line above LINE_MAX length */
x1000("ABCD")
"\n",
"[Section]\n"
"setting1=" /* a line above LINE_MAX length, with continuation */
x1000("ABCD") "\\\n"
"foobar",
"[Section]\n"
"setting1=" /* a line above the allowed limit: 9 + 1050000 + 1 */
x1000(x1000("x") x10("abcde")) "\n",
"[Section]\n"
"setting1=" /* many continuation lines, together above the limit */
x1000(x1000("x") x10("abcde") "\\\n") "xxx",
};
static void test_config_parse(unsigned i, const char *s) {
@ -290,20 +312,37 @@ static void test_config_parse(unsigned i, const char *s) {
"Section\0",
config_item_table_lookup, items,
false, false, true, NULL);
assert_se(r == 0);
switch (i) {
case 0 ... 3:
assert_se(r == 0);
assert_se(streq(setting1, "1"));
break;
case 4:
assert_se(r == 0);
assert_se(streq(setting1, "1 2 3"));
break;
case 5:
assert_se(r == 0);
assert_se(streq(setting1, "1\\\\ \\\\2"));
break;
case 6:
assert_se(r == 0);
assert_se(streq(setting1, x1000("ABCD")));
break;
case 7:
assert_se(r == 0);
assert_se(streq(setting1, x1000("ABCD") " foobar"));
break;
case 8 ... 9:
assert_se(r == -ENOBUFS);
assert_se(setting1 == NULL);
break;
}
}