mirror of
https://gitea.invidious.io/iv-org/litespeed-quic.git
synced 2024-08-15 00:53:43 +00:00
185 lines
6.9 KiB
C
185 lines
6.9 KiB
C
/* Copyright (c) 2017 - 2022 LiteSpeed Technologies Inc. See LICENSE. */
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/* Test ACK merge */
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#include <assert.h>
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#include <regex.h>
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#include <stdlib.h>
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#include <string.h>
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#include "lsquic.h"
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#include "lsquic_types.h"
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#include "lsquic_int_types.h"
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#include "lsquic_sizes.h"
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#include "lsquic_parse.h"
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struct test
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{
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int lineno;
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int expect_failure;
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char a[MAX_ACKI_STR_SZ];
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char b[MAX_ACKI_STR_SZ];
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char result[MAX_ACKI_STR_SZ];
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};
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static const struct test tests[] =
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{
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{
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.lineno = __LINE__,
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.expect_failure = 1,
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.a = "",
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.b = "[3-3]",
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},
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{
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.lineno = __LINE__,
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.expect_failure = 1,
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.a = "",
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.b = "",
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},
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{
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.lineno = __LINE__,
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.a = "[3-3]",
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.b = "[3-3]",
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.result = "[3-3]",
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},
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{
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.lineno = __LINE__,
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.a = "[3-2]",
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.b = "[1-1]",
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.result = "[3-1]",
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},
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{
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.lineno = __LINE__,
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.a = "[15-15][3-2]",
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.b = "[1-1]",
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.result = "[15-15][3-1]",
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},
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{
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.lineno = __LINE__,
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.a = "[15-10][5-2]",
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.b = "[9-6][1-1]",
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.result = "[15-1]",
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},
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{
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.lineno = __LINE__,
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.a = "[15-10][5-2]",
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.b = "[15-10][5-2]",
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.result = "[15-10][5-2]",
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},
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{
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.lineno = __LINE__,
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.a = "[33803-33803][33800-33800][33788-33788][33775-33775][33759-33759][33744-33744][33732-33732][33717-33717][33706-33706][33691-33691][33679-33679][33664-33664][33649-33649][33638-33638][33622-33622][33613-33613][33585-33585][33574-33574][33562-33562][33546-33546][33531-33531][33516-33516][33504-33504][33490-33490][33483-33483][33481-32910][32906-32906][32894-32894][32880-32880][32869-32869][32854-32854][32844-32844][32817-32817][32806-32806][32791-32791][32780-32780][32766-32766][32752-32752][32741-32741][32726-32726][32716-32716][32702-32702][32697-32697][32682-32682][32672-32672][32657-32657][32651-32651][32636-32636][32626-32626][32611-32611][32600-32600][32589-32589][32574-32574][32564-32564][32551-32551][32536-32536][32525-32525][32511-32511][32500-32500][32485-32485][32475-32475][32460-32460][32449-32449][32438-32438][32423-32423][32412-32412][32399-32399][32385-32385][32375-32375][32360-32360][32349-32349][32334-32334][32326-32326][32312-32312][32302-32302][32287-32287][32277-32277][32262-32262][32252-32252][32239-32239][32224-32224][32214-32214][32200-32200][32190-32190][32175-32175][32161-32161][32151-32151][32136-32136][32126-32126][32111-32111][32103-32103][32090-32090][32080-32080][32069-32033][32008-30698][30696-30467]",
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.b = "[33480-32910][32906-32906][32894-32894][32880-32880][32869-32869][32854-32854][32844-32844][32817-32817][32806-32806][32791-32791][32780-32780][32766-32766][32752-32752][32741-32741][32726-32726][32716-32716][32702-32702][32697-32697][32682-32682][32672-32672][32657-32657][32651-32651][32636-32636][32626-32626][32611-32611][32600-32600][32589-32589][32574-32574][32564-32564][32551-32551][32536-32536][32525-32525][32511-32511][32500-32500][32485-32485][32475-32475][32460-32460][32449-32449][32438-32438][32423-32423][32412-32412][32399-32399][32385-32385][32375-32375][32360-32360][32349-32349][32334-32334][32326-32326][32312-32312][32302-32302][32287-32287][32277-32277][32262-32262][32252-32252][32239-32239][32224-32224][32214-32214][32200-32200][32190-32190][32175-32175][32161-32161][32151-32151][32136-32136][32126-32126][32111-32111][32103-32103][32090-32090][32080-32080][32069-32033][32008-30698][30696-30467]",
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.result = "[33803-33803][33800-33800][33788-33788][33775-33775][33759-33759][33744-33744][33732-33732][33717-33717][33706-33706][33691-33691][33679-33679][33664-33664][33649-33649][33638-33638][33622-33622][33613-33613][33585-33585][33574-33574][33562-33562][33546-33546][33531-33531][33516-33516][33504-33504][33490-33490][33483-33483][33481-32910][32906-32906][32894-32894][32880-32880][32869-32869][32854-32854][32844-32844][32817-32817][32806-32806][32791-32791][32780-32780][32766-32766][32752-32752][32741-32741][32726-32726][32716-32716][32702-32702][32697-32697][32682-32682][32672-32672][32657-32657][32651-32651][32636-32636][32626-32626][32611-32611][32600-32600][32589-32589][32574-32574][32564-32564][32551-32551][32536-32536][32525-32525][32511-32511][32500-32500][32485-32485][32475-32475][32460-32460][32449-32449][32438-32438][32423-32423][32412-32412][32399-32399][32385-32385][32375-32375][32360-32360][32349-32349][32334-32334][32326-32326][32312-32312][32302-32302][32287-32287][32277-32277][32262-32262][32252-32252][32239-32239][32224-32224][32214-32214][32200-32200][32190-32190][32175-32175][32161-32161][32151-32151][32136-32136][32126-32126][32111-32111][32103-32103][32090-32090][32080-32080][32069-32033][32008-30698][30696-30467]",
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},
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};
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static regex_t re;
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static void
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init_ranges (struct ack_info *a, const char *s)
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{
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regmatch_t m[3];
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while (0 == regexec(&re, s, sizeof(m) / sizeof(m[0]), m, 0))
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{
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a->ranges[a->n_ranges].high = atoi(s + m[1].rm_so);
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a->ranges[a->n_ranges].low = atoi(s + m[2].rm_so);
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/* Self-check: */
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assert(a->ranges[a->n_ranges].high >= a->ranges[a->n_ranges].low);
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++a->n_ranges;
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s += m[0].rm_eo;
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}
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}
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static void
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run_test_ext (const struct test *test, const char *a_str, const char *b_str)
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{
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struct ack_info a, b;
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int s;
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char ack_str[MAX_ACKI_STR_SZ];
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memset(&a, 0, sizeof(a));
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memset(&b, 0, sizeof(b));
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init_ranges(&a, a_str);
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init_ranges(&b, b_str);
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s = lsquic_merge_acks(&a, &b);
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if (test->expect_failure)
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{
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assert(s != 0);
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return;
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}
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assert(s == 0);
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lsquic_acki2str(&a, ack_str, sizeof(ack_str));
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assert(0 == strcmp(ack_str, test->result));
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}
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static void
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run_test (const struct test *test)
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{
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run_test_ext(test, test->a, test->b);
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/* If flipped result should be the same: */
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run_test_ext(test, test->b, test->a);
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}
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static void
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test_out_of_ranges (int success)
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{
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struct ack_info a, b;
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int i, s;
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memset(&a, 0, sizeof(a));
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memset(&b, 0, sizeof(b));
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for (i = 0; i < 129 - success; ++i)
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{
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a.ranges[i].high = a.ranges[i].low = 100000 - i * 10;
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b.ranges[i].high = b.ranges[i].low = 100000 - 5 - i * 10;
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}
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a.n_ranges = i;
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b.n_ranges = i;
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s = lsquic_merge_acks(&a, &b);
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if (success)
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assert(s == 0);
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else
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assert(s != 0);
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}
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int
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main (void)
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{
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const struct test *test;
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int s;
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s = regcomp(&re, "\\[([0-9][0-9]*)-([0-9][0-9]*)\\]", REG_EXTENDED);
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assert(s == 0);
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for (test = tests; test < tests + sizeof(tests) / sizeof(tests[0]); ++test)
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run_test(test);
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test_out_of_ranges(0);
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test_out_of_ranges(1);
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regfree(&re);
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return 0;
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}
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