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/* Copyright (C) CZ.NIC, z.s.p.o. and contributors
* SPDX-License-Identifier: GPL-2.0-or-later
* For more information, see <https://www.knot-dns.cz/>
*/
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <tap/basic.h>
#include "libknot/yparser/yparser.h"
#include "libknot/libknot.h"
const char *syntax_ok =
"#comment\n"
" # comment\n"
"a:\n"
"a :\n"
"a: \"\"\n"
"a: []\n"
"a: [ ]\n"
"a : #comment\n"
"\n"
"b: \"b\"\n"
"b: b #comment\n"
"b : b\n"
"b: [ b] # comment\n"
"b: [b ]\n"
"b: [ b ]\n"
"\n"
" f: \"f\"\n"
" f: f #comment\n"
" f : f\n"
" f: [ f] # comment\n"
" f: [f ]\n"
" f: [ f ]\n"
" f: [ \"f\" ]\n"
"\n"
"c: [a,b]\n"
"c: [a, b]\n"
"c: [a ,b]\n"
"c: [a , b]\n"
"c: [ a , b ]\n"
"c: [ \"a\" , \"b\" ]\n"
"\n"
"- d: d\n"
"- d : d # comment\n"
"\n"
"e: \"a#b' c[d,]\"\n"
"\n"
"zone:\n"
"#comment\n"
" # comment\n"
" - domain: example. # comment\n"
" master: bind\n"
" - domain: example.\n"
" master: bind\n"
"zone2:\n"
" - a: b # different indentation";
const char *syntax_error1 =
"f:\n"
" - a: b\n"
" - b: c\n";
const char *syntax_error2 =
"f:\n"
" - a: b\n"
" c: d\n";
const char *syntax_error3 =
"f:\n"
" a: b\n"
" c: d\n";
const char *tab_error1 =
"a:\n"
"b:\t\n";
const char *tab_error2 =
"a:\n"
"b: c\t\n";
const char *tab_error3 =
"a:\n"
"\t\n";
const char *dname_ok =
".:\n"
"dom-ain:\n"
"\\070-\\071.\\072.:\n"
"*.wildchar.com:\n"
"_ldap._tcp.example.com:\n";
const char *quotes_ok =
"g: \"\"\n"
"g: a\\ b\n"
"g: \"\\# 1 00\"\n"
"g: \"\\\"\\\"\"\n"
"g: \" a \\\" b \\\" \\\"c\\\" \"\n"
"g: \"\\@ \\[ \\# \\, \\]\"\n";
const char *utf8_ok =
"key: příšera\n";
static void test_syntax_ok(yp_parser_t *yp)
{
// OK input.
int ret = yp_set_input_string(yp, syntax_ok, strlen(syntax_ok));
is_int(KNOT_EOK, ret, "set input string");
size_t line = 3;
for (int i = 0; i < 6; i++) {
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. key0", i);
ok(yp->key_len == 1 && yp->key[0] == 'a' &&
yp->data_len == 0 && yp->event == YP_EKEY0 &&
yp->line_count == line + i, "compare %i. key0", i);
}
line += 7;
for (int i = 0; i < 6; i++) {
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. key0 with value", i);
ok(yp->key_len == 1 && yp->key[0] == 'b' &&
yp->data_len == 1 && yp->data[0] == 'b' &&
yp->event == YP_EKEY0 && yp->line_count == line + i,
"compare %i. key0 with value", i);
}
line += 7;
for (int i = 0; i < 7; i++) {
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. key1 with value", i);
ok(yp->key_len == 1 && yp->key[0] == 'f' &&
yp->data_len == 1 && yp->data[0] == 'f' &&
yp->event == YP_EKEY1 && yp->line_count == line + i,
"compare %i. key1 with value", i);
}
line += 8;
for (int i = 0; i < 6; i++) {
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. key0 with first value", i);
ok(yp->key_len == 1 && yp->key[0] == 'c' &&
yp->data_len == 1 && yp->data[0] == 'a' &&
yp->event == YP_EKEY0 && yp->line_count == line + i,
"compare %i. key0 with first value", i);
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. key0 with second value", i);
ok(yp->key_len == 1 && yp->key[0] == 'c' &&
yp->data_len == 1 && yp->data[0] == 'b' &&
yp->event == YP_EKEY0 && yp->line_count == line + i,
"compare %i. key0 with second value", i);
}
line += 7;
for (int i = 0; i < 2; i++) {
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. id", i);
ok(yp->key_len == 1 && yp->key[0] == 'd' &&
yp->data_len == 1 && yp->data[0] == 'd' &&
yp->event == YP_EID && yp->line_count == line + i,
"compare %i. id", i);
}
line += 3;
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key0 with quoted value");
ok(yp->key_len == 1 && yp->key[0] == 'e' && yp->data_len == 10 &&
memcmp(yp->data, "a#b' c[d,]", yp->data_len) == 0 &&
yp->event == YP_EKEY0 && yp->line_count == line,
"compare key0 with quoted value");
line += 2;
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key0");
ok(yp->key_len == 4 && strcmp(yp->key, "zone") == 0 &&
yp->data_len == 0 &&
yp->event == YP_EKEY0 && yp->line_count == line,
"compare key0 value");
line += 3;
for (int i = 0; i < 2; i++) {
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. id", i);
ok(yp->key_len == 6 && strcmp(yp->key, "domain") == 0 &&
yp->data_len == 8 && strcmp(yp->data, "example.") == 0 &&
yp->event == YP_EID && yp->line_count == line + 2 * i,
"compare id");
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse %i. key1", i);
ok(yp->key_len == 6 && strcmp(yp->key, "master") == 0 &&
yp->data_len == 4 && strcmp(yp->data, "bind") == 0 &&
yp->event == YP_EKEY1 && yp->line_count == line + 2 * i + 1,
"compare key1");
}
line += 4;
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key0");
ok(yp->key_len == 5 && strcmp(yp->key, "zone2") == 0 &&
yp->data_len == 0 &&
yp->event == YP_EKEY0 && yp->line_count == line,
"compare key0 value");
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key1");
ok(yp->key_len == 1 && strcmp(yp->key, "a") == 0 &&
yp->data_len == 1 && strcmp(yp->data, "b") == 0 &&
yp->event == YP_EID && yp->line_count == line + 1,
"compare key1 value");
ret = yp_parse(yp);
is_int(KNOT_EOF, ret, "parse EOF");
}
static void test_syntax_error(yp_parser_t *yp, const char *input)
{
static int count = 1;
int ret = yp_set_input_string(yp, input, strlen(input));
is_int(KNOT_EOK, ret, "set syntax error input string %i", count++);
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key0");
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key1");
ret = yp_parse(yp);
is_int(KNOT_YP_EINVAL_INDENT, ret, "parse key1 - invalid indentation");
is_int(yp->line_count, 3, "invalid indentation line");
}
static void test_tab_error(yp_parser_t *yp, const char *input)
{
static int count = 1;
int ret = yp_set_input_string(yp, input, strlen(input));
is_int(KNOT_EOK, ret, "set tab error input string %i", count++);
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key0");
ret = yp_parse(yp);
is_int(KNOT_YP_ECHAR_TAB, ret, "invalid tabulator");
is_int(yp->line_count, 2, "invalid tabulator line");
}
static void test_dname(yp_parser_t *yp)
{
#define CHECK_DNAME(str) \
ret = yp_parse(yp); \
is_int(KNOT_EOK, ret, "parse dname " str); \
ok(yp->key_len == strlen(str) && strcmp(yp->key, str) == 0 && yp->data_len == 0 && \
yp->event == YP_EKEY0 && yp->line_count == line++, "compare " str);
// Dname key value.
int ret = yp_set_input_string(yp, dname_ok, strlen(dname_ok));
is_int(KNOT_EOK, ret, "set input string");
size_t line = 1;
CHECK_DNAME(".");
CHECK_DNAME("dom-ain");
CHECK_DNAME("\\070-\\071.\\072.");
CHECK_DNAME("*.wildchar.com");
CHECK_DNAME("_ldap._tcp.example.com");
}
static void test_quotes(yp_parser_t *yp)
{
#define CHECK_QUOTE(str) \
ret = yp_parse(yp); \
is_int(KNOT_EOK, ret, "parse quoted " str); \
ok(yp->key_len == 1 && yp->key[0] == 'g' && \
yp->data_len == strlen(str) && strcmp(yp->data, str) == 0 && \
yp->event == YP_EKEY0 && yp->line_count == line++, "compare " str);
int ret = yp_set_input_string(yp, quotes_ok, strlen(quotes_ok));
is_int(KNOT_EOK, ret, "set input string");
size_t line = 1;
CHECK_QUOTE("");
CHECK_QUOTE("a\\ b");
CHECK_QUOTE("\\# 1 00");
CHECK_QUOTE("\"\"");
CHECK_QUOTE(" a \" b \" \"c\" ");
CHECK_QUOTE("\\@ \\[ \\# \\, \\]");
}
// Check that wrong wildcard dname is NOT parsed as valid dname.
static void test_wildcard(yp_parser_t *yp)
{
#define CHECK_NOT_WILDCARD(str) \
ret = yp_set_input_string(yp, str, strlen(str)); \
is_int(KNOT_EOK, ret, "set input string");\
ret = yp_parse(yp); \
is_int(KNOT_EPARSEFAIL, ret, str " is not wildcard"); \
ok(yp->key_len != strlen(str) || strcmp(yp->key, str) != 0 || \
yp->event != YP_EKEY0, "compare " str);
int ret;
CHECK_NOT_WILDCARD("a.*.example.com.");
CHECK_NOT_WILDCARD("**.example.com.");
CHECK_NOT_WILDCARD("*example.com.");
}
static void test_utf8(yp_parser_t *yp)
{
int ret = yp_set_input_string(yp, utf8_ok, strlen(utf8_ok));
is_int(KNOT_EOK, ret, "set input string");
ret = yp_parse(yp);
is_int(KNOT_EOK, ret, "parse key with a value in UTF-8");
ok(yp->key_len == 3 && strcmp(yp->key, "key") == 0 &&
yp->data_len == 10 && strcmp(yp->data, "p""\xC5\x99\xC3\xAD\xC5\xA1""era") == 0,
"compare UTF-8 value");
}
int main(int argc, char *argv[])
{
plan_lazy();
yp_parser_t yp;
yp_init(&yp);
test_syntax_ok(&yp);
test_syntax_error(&yp, syntax_error1);
test_syntax_error(&yp, syntax_error2);
test_syntax_error(&yp, syntax_error3);
test_tab_error(&yp, tab_error1);
test_tab_error(&yp, tab_error2);
test_tab_error(&yp, tab_error3);
test_dname(&yp);
test_quotes(&yp);
test_wildcard(&yp);
test_utf8(&yp);
yp_deinit(&yp);
return 0;
}
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