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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "string-util.h"
#include "tests.h"
#include "udev-rules.h"
static void test_udev_rule_parse_value_one(const char *in, const char *expected_value, bool expected_case_insensitive, int expected_retval) {
_cleanup_free_ char *str = NULL;
char *value = UINT_TO_PTR(0x12345678U);
char *endpos = UINT_TO_PTR(0x87654321U);
bool i;
log_info("/* %s (%s, %s, %d) */", __func__, in, strnull(expected_value), expected_retval);
assert_se(str = strdup(in));
assert_se(udev_rule_parse_value(str, &value, &endpos, &i) == expected_retval);
if (expected_retval < 0) {
/* not modified on failure */
assert_se(value == UINT_TO_PTR(0x12345678U));
assert_se(endpos == UINT_TO_PTR(0x87654321U));
} else {
assert_se(streq_ptr(value, expected_value));
assert_se(endpos == str + strlen(in));
/*
* The return value must be terminated by two subsequent NULs
* so it could be safely interpreted as nulstr.
*/
assert_se(value[strlen(value) + 1] == '\0');
assert_se(i == expected_case_insensitive);
}
}
TEST(udev_rule_parse_value) {
/* input: "valid operand"
* parsed: valid operand
* use the following command to help generate textual C strings:
* python3 -c 'import json; print(json.dumps(input()))' */
test_udev_rule_parse_value_one("\"valid operand\"", "valid operand", /* case_insensitive = */ false, 0);
/* input: "va'l\'id\"op\"erand"
* parsed: va'l\'id"op"erand */
test_udev_rule_parse_value_one("\"va'l\\'id\\\"op\\\"erand\"", "va'l\\'id\"op\"erand", /* case_insensitive = */ false, 0);
test_udev_rule_parse_value_one("no quotes", NULL, /* case_insensitive = */ false, -EINVAL);
test_udev_rule_parse_value_one("\"\\\\a\\b\\x\\y\"", "\\\\a\\b\\x\\y", /* case_insensitive = */ false, 0);
test_udev_rule_parse_value_one("\"reject\0nul\"", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: e"" */
test_udev_rule_parse_value_one("e\"\"", "", /* case_insensitive = */ false, 0);
/* input: e"1234" */
test_udev_rule_parse_value_one("e\"1234\"", "1234", /* case_insensitive = */ false, 0);
/* input: e"\"" */
test_udev_rule_parse_value_one("e\"\\\"\"", "\"", /* case_insensitive = */ false, 0);
/* input: e"\ */
test_udev_rule_parse_value_one("e\"\\", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: e"\" */
test_udev_rule_parse_value_one("e\"\\\"", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: e"\\" */
test_udev_rule_parse_value_one("e\"\\\\\"", "\\", /* case_insensitive = */ false, 0);
/* input: e"\\\" */
test_udev_rule_parse_value_one("e\"\\\\\\\"", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: e"\\\"" */
test_udev_rule_parse_value_one("e\"\\\\\\\"\"", "\\\"", /* case_insensitive = */ false, 0);
/* input: e"\\\\" */
test_udev_rule_parse_value_one("e\"\\\\\\\\\"", "\\\\", /* case_insensitive = */ false, 0);
/* input: e"operand with newline\n" */
test_udev_rule_parse_value_one("e\"operand with newline\\n\"", "operand with newline\n", /* case_insensitive = */ false, 0);
/* input: e"single\rcharacter\t\aescape\bsequence" */
test_udev_rule_parse_value_one(
"e\"single\\rcharacter\\t\\aescape\\bsequence\"", "single\rcharacter\t\aescape\bsequence", /* case_insensitive = */ false, 0);
/* input: e"reject\invalid escape sequence" */
test_udev_rule_parse_value_one("e\"reject\\invalid escape sequence", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: e"\ */
test_udev_rule_parse_value_one("e\"\\", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: "s\u1d1c\u1d04\u029c \u1d1c\u0274\u026a\u1d04\u1d0f\u1d05\u1d07 \U0001d568\U0001d560\U0001d568" */
test_udev_rule_parse_value_one(
"e\"s\\u1d1c\\u1d04\\u029c \\u1d1c\\u0274\\u026a\\u1d04\\u1d0f\\u1d05\\u1d07 \\U0001d568\\U0001d560\\U0001d568\"",
"s\xe1\xb4\x9c\xe1\xb4\x84\xca\x9c \xe1\xb4\x9c\xc9\xb4\xc9\xaa\xe1\xb4\x84\xe1\xb4\x8f\xe1\xb4\x85\xe1\xb4\x87 \xf0\x9d\x95\xa8\xf0\x9d\x95\xa0\xf0\x9d\x95\xa8",
/* case_insensitive = */ false, 0);
/* input: i"ABCD1234" */
test_udev_rule_parse_value_one("i\"ABCD1234\"", "ABCD1234", /* case_insensitive = */ true, 0);
/* input: i"ABCD1234" */
test_udev_rule_parse_value_one("e\"ABCD1234\"", "ABCD1234", /* case_insensitive = */ false, 0);
/* input: ei"\\"ABCD1234 */
test_udev_rule_parse_value_one("ei\"\\\\ABCD1234\"", "\\ABCD1234", /* case_insensitive = */ true, 0);
/* input: ie"\\"ABCD1234 */
test_udev_rule_parse_value_one("ie\"\\\\ABCD1234\"", "\\ABCD1234", /* case_insensitive = */ true, 0);
/* input: i */
test_udev_rule_parse_value_one("i", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: ee"" */
test_udev_rule_parse_value_one("ee\"\"", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: iei"" */
test_udev_rule_parse_value_one("iei\"\"", NULL, /* case_insensitive = */ false, -EINVAL);
/* input: a"" */
test_udev_rule_parse_value_one("a\"\"", NULL, /* case_insensitive = */ false, -EINVAL);
}
DEFINE_TEST_MAIN(LOG_DEBUG);
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