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Add more unit tests for confparse.c, so we can refactor.

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This set of tests gets the line coverage to 100%.
This commit is contained in:
Nick Mathewson 2019-06-15 11:24:43 -04:00
parent fe9d15cf4b
commit 26436fb1b6
6 changed files with 867 additions and 4 deletions
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21
src/app/config/confparse.c
View File

@ -21,6 +21,7 @@
* specified, and a linked list of key-value pairs.
*/
#define CONFPARSE_PRIVATE
#include "core/or/or.h"
#include "app/config/confparse.h"
#include "feature/nodelist/routerset.h"
@ -87,7 +88,7 @@ const char *
config_find_deprecation(const config_format_t *fmt, const char *key)
{
if (BUG(fmt == NULL) || BUG(key == NULL))
return NULL;
return NULL; // LCOV_EXCL_LINE
if (fmt->deprecations == NULL)
return NULL;
@ -352,9 +353,11 @@ config_assign_value(const config_format_t *fmt, void *options,
tor_asprintf(msg,
"You may not provide a value for virtual option '%s'", c->key);
return -1;
// LCOV_EXCL_START
default:
tor_assert(0);
tor_assert_unreached();
break;
// LCOV_EXCL_STOP
}
return 0;
}
@ -455,7 +458,9 @@ config_assign_line(const config_format_t *fmt, void *options,
}
return 0;
} else if (c->command == CONFIG_LINE_CLEAR && !clear_first) {
config_reset(fmt, options, var, use_defaults);
// XXXX This is unreachable, since a CLEAR line always has an
// XXXX empty value.
config_reset(fmt, options, var, use_defaults); // LCOV_EXCL_LINE
}
if (options_seen && (var->type != CONFIG_TYPE_LINELIST &&
@ -477,7 +482,7 @@ config_assign_line(const config_format_t *fmt, void *options,
/** Restore the option named <b>key</b> in options to its default value.
* Called from config_assign(). */
static void
STATIC void
config_reset_line(const config_format_t *fmt, void *options,
const char *key, int use_defaults)
{
@ -625,12 +630,14 @@ config_get_assigned_option(const config_format_t *fmt, const void *options,
tor_free(result);
result = config_lines_dup(*(const config_line_t**)value);
break;
// LCOV_EXCL_START
default:
tor_free(result->key);
tor_free(result);
log_warn(LD_BUG,"Unknown type %d for known key '%s'",
var->type, key);
return NULL;
// LCOV_EXCL_STOP
}
if (escape_val) {
@ -829,8 +836,10 @@ config_reset(const config_format_t *fmt, void *options,
c->key = tor_strdup(var->name);
c->value = tor_strdup(var->initvalue);
if (config_assign_value(fmt, options, c, &msg) < 0) {
// LCOV_EXCL_START
log_warn(LD_BUG, "Failed to assign default: %s", msg);
tor_free(msg); /* if this happens it's a bug */
// LCOV_EXCL_STOP
}
config_free_lines(c);
}
@ -896,10 +905,12 @@ config_dup(const config_format_t *fmt, const void *old)
if (line) {
char *msg = NULL;
if (config_assign(fmt, newopts, line, 0, &msg) < 0) {
// LCOV_EXCL_START
log_err(LD_BUG, "config_get_assigned_option() generated "
"something we couldn't config_assign(): %s", msg);
tor_free(msg);
tor_assert(0);
// LCOV_EXCL_STOP
}
}
config_free_lines(line);
@ -948,9 +959,11 @@ config_dump(const config_format_t *fmt, const void *default_options,
/* XXX use a 1 here so we don't add a new log line while dumping */
if (default_options == NULL) {
if (fmt->validate_fn(NULL, defaults_tmp, defaults_tmp, 1, &msg) < 0) {
// LCOV_EXCL_START
log_err(LD_BUG, "Failed to validate default config: %s", msg);
tor_free(msg);
tor_assert(0);
// LCOV_EXCL_STOP
}
}

5
src/app/config/confparse.h
View File

@ -228,4 +228,9 @@ void warn_deprecated_option(const char *what, const char *why);
#define CFG_EQ_LINELIST(a,b,opt) config_lines_eq((a)->opt, (b)->opt)
#define CFG_EQ_ROUTERSET(a,b,opt) routerset_equal((a)->opt, (b)->opt)
#ifdef CONFPARSE_PRIVATE
STATIC void config_reset_line(const config_format_t *fmt, void *options,
const char *key, int use_defaults);
#endif
#endif /* !defined(TOR_CONFPARSE_H) */

1
src/test/include.am
View File

@ -120,6 +120,7 @@ src_test_test_SOURCES += \
src/test/test_circuitstats.c \
src/test/test_compat_libevent.c \
src/test/test_config.c \
src/test/test_confparse.c \
src/test/test_connection.c \
src/test/test_conscache.c \
src/test/test_consdiff.c \

1
src/test/test.c
View File

@ -840,6 +840,7 @@ struct testgroup_t testgroups[] = {
{ "circuituse/", circuituse_tests },
{ "compat/libevent/", compat_libevent_tests },
{ "config/", config_tests },
{ "config/parse/", confparse_tests },
{ "connection/", connection_tests },
{ "conscache/", conscache_tests },
{ "consdiff/", consdiff_tests },

1
src/test/test.h
View File

@ -197,6 +197,7 @@ extern struct testcase_t circuitstats_tests[];
extern struct testcase_t circuituse_tests[];
extern struct testcase_t compat_libevent_tests[];
extern struct testcase_t config_tests[];
extern struct testcase_t confparse_tests[];
extern struct testcase_t connection_tests[];
extern struct testcase_t conscache_tests[];
extern struct testcase_t consdiff_tests[];

842
src/test/test_confparse.c Normal file
View File

@ -0,0 +1,842 @@
/* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2019, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/*
* Tests for confparse.c module that we use to parse various
* configuration/state file types.
*/
#define CONFPARSE_PRIVATE
#include "orconfig.h"
#include "core/or/or.h"
#include "lib/encoding/confline.h"
#include "feature/nodelist/routerset.h"
#include "app/config/confparse.h"
#include "test/test.h"
#include "test/log_test_helpers.h"
typedef struct test_struct_t {
uint32_t magic;
char *s;
char *fn;
int pos;
int i;
int deprecated_int;
uint64_t u64;
int interval;
int msec_interval;
uint64_t mem;
double dbl;
int boolean;
int autobool;
time_t time;
smartlist_t *csv;
int csv_interval;
config_line_t *lines;
config_line_t *mixed_lines;
routerset_t *routerset;
int hidden_int;
config_line_t *mixed_hidden_lines;
config_line_t *extra_lines;
} test_struct_t;
static test_struct_t test_struct_t_dummy;
#define VAR(name,conftype,member,initvalue) \
{ name, CONFIG_TYPE_##conftype, offsetof(test_struct_t, member), \
initvalue CONF_TEST_MEMBERS(test_struct_t, conftype, member) }
#define V(name,conftype,initvalue) \
VAR( #name, conftype, name, initvalue )
#define OBSOLETE(name) \
{ name, CONFIG_TYPE_OBSOLETE, 0, NULL, {.INT=NULL} }
static config_var_t test_vars[] = {
V(s, STRING, "hello"),
V(fn, FILENAME, NULL),
V(pos, POSINT, NULL),
V(i, INT, "-10"),
V(deprecated_int, INT, "3"),
V(u64, UINT64, NULL),
V(interval, INTERVAL, "10 seconds"),
V(msec_interval, MSEC_INTERVAL, "150 msec"),
V(mem, MEMUNIT, "10 MB"),
V(dbl, DOUBLE, NULL),
V(boolean, BOOL, "0"),
V(autobool, AUTOBOOL, "auto"),
V(time, ISOTIME, NULL),
V(csv, CSV, NULL),
V(csv_interval, CSV_INTERVAL, "5 seconds"),
V(lines, LINELIST, NULL),
VAR("MixedLines", LINELIST_V, mixed_lines, NULL),
VAR("LineTypeA", LINELIST_S, mixed_lines, NULL),
VAR("LineTypeB", LINELIST_S, mixed_lines, NULL),
OBSOLETE("obsolete"),
V(routerset, ROUTERSET, NULL),
VAR("__HiddenInt", POSINT, hidden_int, "0"),
VAR("MixedHiddenLines", LINELIST_V, mixed_hidden_lines, NULL),
VAR("__HiddenLineA", LINELIST_S, mixed_hidden_lines, NULL),
VAR("VisibleLineB", LINELIST_S, mixed_hidden_lines, NULL),
END_OF_CONFIG_VARS,
};
static config_abbrev_t test_abbrevs[] = {
{ "uint", "pos", 0, 0 },
{ "float", "dbl", 0, 1 },
{ NULL, NULL, 0, 0 }
};
static config_deprecation_t test_deprecation_notes[] = {
{ "deprecated_int", "This integer is deprecated." },
{ NULL, NULL }
};
static int
test_validate_cb(void *old_options, void *options, void *default_options,
int from_setconf, char **msg)
{
(void)old_options;
(void)default_options;
(void)from_setconf;
(void)msg;
test_struct_t *ts = options;
if (ts->i == 0xbad) {
*msg = tor_strdup("bad value for i");
return -1;
}
return 0;
}
static void test_free_cb(void *options);
#define TEST_MAGIC 0x1337
static config_format_t test_fmt = {
sizeof(test_struct_t),
TEST_MAGIC,
offsetof(test_struct_t, magic),
test_abbrevs,
test_deprecation_notes,
test_vars,
test_validate_cb,
test_free_cb,
NULL,
};
static void
test_free_cb(void *options)
{
if (!options)
return;
config_free(&test_fmt, options);
}
/* Make sure that config_init sets everything to the right defaults. */
static void
test_confparse_init(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&test_fmt);
config_init(&test_fmt, tst);
// Make sure that options are initialized right. */
tt_uint_op(tst->magic, OP_EQ, TEST_MAGIC);
tt_str_op(tst->s, OP_EQ, "hello");
tt_ptr_op(tst->fn, OP_EQ, NULL);
tt_int_op(tst->pos, OP_EQ, 0);
tt_int_op(tst->i, OP_EQ, -10);
tt_int_op(tst->deprecated_int, OP_EQ, 3);
tt_u64_op(tst->u64, OP_EQ, 0);
tt_int_op(tst->interval, OP_EQ, 10);
tt_int_op(tst->msec_interval, OP_EQ, 150);
tt_u64_op(tst->mem, OP_EQ, 10 * 1024 * 1024);
tt_double_op(tst->dbl, OP_LT, .0000000001);
tt_double_op(tst->dbl, OP_GT, -0.0000000001);
tt_int_op(tst->boolean, OP_EQ, 0);
tt_int_op(tst->autobool, OP_EQ, -1);
tt_i64_op(tst->time, OP_EQ, 0);
tt_ptr_op(tst->csv, OP_EQ, NULL);
tt_int_op(tst->csv_interval, OP_EQ, 5);
tt_ptr_op(tst->lines, OP_EQ, NULL);
tt_ptr_op(tst->mixed_lines, OP_EQ, NULL);
tt_int_op(tst->hidden_int, OP_EQ, 0);
done:
config_free(&test_fmt, tst);
}
static const char simple_settings[] =
"s this is a \n"
"fn /simple/test of the\n"
"uint 77\n" // this is an abbrev
"i 3\n"
"u64 1000000000000 \n"
"interval 5 minutes \n"
"msec_interval 5 minutes \n"
"mem 10\n"
"dbl 6.060842\n"
"BOOLEAN 1\n"
"aUtObOOl 0\n"
"time 2019-06-14 13:58:51\n"
"csv configuration, parsing , system \n"
"csv_interval 10 seconds, 5 seconds, 10 hours\n"
"lines hello\n"
"LINES world\n"
"linetypea i d\n"
"linetypeb i c\n"
"routerset $FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF\n"
"__hiddenint 11\n"
"__hiddenlineA XYZ\n"
"visiblelineB ABC\n";
/* Return a configuration object set up from simple_settings above. */
static test_struct_t *
get_simple_config(void)
{
test_struct_t *result = NULL;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines(simple_settings, &lines, 0);
tt_int_op(r, OP_EQ, 0);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
result = tst;
tst = NULL; // prevent free
done:
tor_free(msg);
config_free_lines(lines);
config_free(&test_fmt, tst);
return result;
}
/* Make sure that config_assign can parse things. */
static void
test_confparse_assign_simple(void *arg)
{
(void)arg;
test_struct_t *tst = get_simple_config();
tt_str_op(tst->s, OP_EQ, "this is a");
tt_str_op(tst->fn, OP_EQ, "/simple/test of the");
tt_int_op(tst->pos, OP_EQ, 77);
tt_int_op(tst->i, OP_EQ, 3);
tt_int_op(tst->deprecated_int, OP_EQ, 3);
tt_u64_op(tst->u64, OP_EQ, UINT64_C(1000000000000));
tt_int_op(tst->interval, OP_EQ, 5 * 60);
tt_int_op(tst->msec_interval, OP_EQ, 5 * 60 * 1000);
tt_u64_op(tst->mem, OP_EQ, 10);
tt_double_op(tst->dbl, OP_LT, 6.060843);
tt_double_op(tst->dbl, OP_GT, 6.060841);
tt_int_op(tst->boolean, OP_EQ, 1);
tt_int_op(tst->autobool, OP_EQ, 0);
tt_i64_op(tst->time, OP_EQ, 1560520731);
tt_ptr_op(tst->csv, OP_NE, NULL);
tt_int_op(smartlist_len(tst->csv), OP_EQ, 3);
tt_str_op(smartlist_get(tst->csv, 0), OP_EQ, "configuration");
tt_str_op(smartlist_get(tst->csv, 1), OP_EQ, "parsing");
tt_str_op(smartlist_get(tst->csv, 2), OP_EQ, "system");
tt_int_op(tst->csv_interval, OP_EQ, 10);
tt_int_op(tst->hidden_int, OP_EQ, 11);
tt_assert(tst->lines);
tt_str_op(tst->lines->key, OP_EQ, "lines");
tt_str_op(tst->lines->value, OP_EQ, "hello");
tt_assert(tst->lines->next);
tt_str_op(tst->lines->next->key, OP_EQ, "lines");
tt_str_op(tst->lines->next->value, OP_EQ, "world");
tt_assert(!tst->lines->next->next);
tt_assert(tst->mixed_lines);
tt_str_op(tst->mixed_lines->key, OP_EQ, "LineTypeA");
tt_str_op(tst->mixed_lines->value, OP_EQ, "i d");
tt_assert(tst->mixed_lines->next);
tt_str_op(tst->mixed_lines->next->key, OP_EQ, "LineTypeB");
tt_str_op(tst->mixed_lines->next->value, OP_EQ, "i c");
tt_assert(!tst->mixed_lines->next->next);
tt_assert(tst->mixed_hidden_lines);
tt_str_op(tst->mixed_hidden_lines->key, OP_EQ, "__HiddenLineA");
tt_str_op(tst->mixed_hidden_lines->value, OP_EQ, "XYZ");
tt_assert(tst->mixed_hidden_lines->next);
tt_str_op(tst->mixed_hidden_lines->next->key, OP_EQ, "VisibleLineB");
tt_str_op(tst->mixed_hidden_lines->next->value, OP_EQ, "ABC");
tt_assert(!tst->mixed_hidden_lines->next->next);
done:
config_free(&test_fmt, tst);
}
/* Try to assign to an obsolete option, and make sure we get a warning. */
static void
test_confparse_assign_obsolete(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines("obsolete option here",
&lines, 0);
tt_int_op(r, OP_EQ, 0);
setup_capture_of_logs(LOG_WARN);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
expect_single_log_msg_containing("Skipping obsolete configuration option");
done:
teardown_capture_of_logs();
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
/* Try to assign to an deprecated option, and make sure we get a warning
* but the assignment works anyway. */
static void
test_confparse_assign_deprecated(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines("deprecated_int 7",
&lines, 0);
tt_int_op(r, OP_EQ, 0);
setup_capture_of_logs(LOG_WARN);
r = config_assign(&test_fmt, tst, lines, CAL_WARN_DEPRECATIONS, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
expect_single_log_msg_containing("This integer is deprecated.");
tt_int_op(tst->deprecated_int, OP_EQ, 7);
done:
teardown_capture_of_logs();
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
/* Try to re-assign an option name that has been depreacted in favor of
* another. */
static void
test_confparse_assign_replaced(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines("float 1000\n", &lines, 0);
tt_int_op(r, OP_EQ, 0);
setup_capture_of_logs(LOG_WARN);
r = config_assign(&test_fmt, tst, lines, CAL_WARN_DEPRECATIONS, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
expect_single_log_msg_containing("use 'dbl' instead.");
tt_double_op(tst->dbl, OP_GT, 999.999);
tt_double_op(tst->dbl, OP_LT, 1000.001);
done:
teardown_capture_of_logs();
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
/* Try to set a linelist value with no option. */
static void
test_confparse_assign_emptystring(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines("lines\n", &lines, 0);
tt_int_op(r, OP_EQ, 0);
setup_capture_of_logs(LOG_WARN);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
expect_single_log_msg_containing("has no value");
done:
teardown_capture_of_logs();
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
/* Try to set a the same option twice; make sure we get a warning. */
static void
test_confparse_assign_twice(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines("pos 10\n"
"pos 99\n", &lines, 0);
tt_int_op(r, OP_EQ, 0);
setup_capture_of_logs(LOG_WARN);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
expect_single_log_msg_containing("used more than once");
done:
teardown_capture_of_logs();
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
typedef struct badval_test_t {
const char *cfg;
const char *expect_msg;
} badval_test_t;
/* Try to set an option and make sure that we get a failure and an expected
* warning. */
static void
test_confparse_assign_badval(void *arg)
{
const badval_test_t *bt = arg;
test_struct_t *tst = config_new(&test_fmt);
config_line_t *lines = NULL;
char *msg = NULL;
config_init(&test_fmt, tst);
int r = config_get_lines(bt->cfg, &lines, 0);
tt_int_op(r, OP_EQ, 0);
setup_capture_of_logs(LOG_WARN);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_LT, 0);
tt_ptr_op(msg, OP_NE, NULL);
if (! strstr(msg, bt->expect_msg)) {
TT_DIE(("'%s' did not contain '%s'" , msg, bt->expect_msg));
}
done:
teardown_capture_of_logs();
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
/* Various arguments for badval test.
*
* Note that the expected warnings here are _very_ truncated, since we
* are writing these tests before a refactoring that we expect will
* change them.
*/
static const badval_test_t bv_notint = { "pos X\n", "malformed" };
static const badval_test_t bv_negint = { "pos -10\n", "out of bounds" };
static const badval_test_t bv_badu64 = { "u64 u64\n", "malformed" };
static const badval_test_t bv_badcsvi1 =
{ "csv_interval 10 wl\n", "malformed" };
static const badval_test_t bv_badcsvi2 =
{ "csv_interval cl,10\n", "malformed" };
static const badval_test_t bv_nonoption = { "fnord 10\n", "Unknown option" };
static const badval_test_t bv_badmem = { "mem 3 trits\n", "malformed" };
static const badval_test_t bv_badbool = { "boolean 7\n", "expects 0 or 1" };
static const badval_test_t bv_badabool =
{ "autobool 7\n", "expects 0, 1, or 'auto'" };
static const badval_test_t bv_badtime = { "time lunchtime\n", "Invalid time" };
static const badval_test_t bv_virt = { "MixedLines 7\n", "virtual option" };
static const badval_test_t bv_rs = { "Routerset 2.2.2.2.2\n", "Invalid" };
/* Try config_dump(), and make sure it behaves correctly */
static void
test_confparse_dump(void *arg)
{
(void)arg;
test_struct_t *tst = get_simple_config();
char *dumped = NULL;
/* Minimal version. */
dumped = config_dump(&test_fmt, NULL, tst, 1, 0);
tt_str_op(dumped, OP_EQ,
"s this is a\n"
"fn /simple/test of the\n"
"pos 77\n"
"i 3\n"
"u64 1000000000000\n"
"interval 300\n"
"msec_interval 300000\n"
"mem 10\n"
"dbl 6.060842\n"
"boolean 1\n"
"autobool 0\n"
"time 2019-06-14 13:58:51\n"
"csv configuration,parsing,system\n"
"csv_interval 10\n"
"lines hello\n"
"lines world\n"
"LineTypeA i d\n"
"LineTypeB i c\n"
"routerset $FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF\n"
"VisibleLineB ABC\n");
/* Maximal */
tor_free(dumped);
dumped = config_dump(&test_fmt, NULL, tst, 0, 0);
tt_str_op(dumped, OP_EQ,
"s this is a\n"
"fn /simple/test of the\n"
"pos 77\n"
"i 3\n"
"deprecated_int 3\n"
"u64 1000000000000\n"
"interval 300\n"
"msec_interval 300000\n"
"mem 10\n"
"dbl 6.060842\n"
"boolean 1\n"
"autobool 0\n"
"time 2019-06-14 13:58:51\n"
"csv configuration,parsing,system\n"
"csv_interval 10\n"
"lines hello\n"
"lines world\n"
"LineTypeA i d\n"
"LineTypeB i c\n"
"routerset $FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF\n"
"VisibleLineB ABC\n");
/* commented */
tor_free(dumped);
dumped = config_dump(&test_fmt, NULL, tst, 0, 1);
tt_str_op(dumped, OP_EQ,
"s this is a\n"
"fn /simple/test of the\n"
"pos 77\n"
"i 3\n"
"# deprecated_int 3\n"
"u64 1000000000000\n"
"interval 300\n"
"msec_interval 300000\n"
"mem 10\n"
"dbl 6.060842\n"
"boolean 1\n"
"autobool 0\n"
"time 2019-06-14 13:58:51\n"
"csv configuration,parsing,system\n"
"csv_interval 10\n"
"lines hello\n"
"lines world\n"
"LineTypeA i d\n"
"LineTypeB i c\n"
"routerset $FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF\n"
"VisibleLineB ABC\n");
done:
config_free(&test_fmt, tst);
tor_free(dumped);
}
/* Try confparse_reset_line(), and make sure it behaves correctly */
static void
test_confparse_reset(void *arg)
{
(void)arg;
test_struct_t *tst = get_simple_config();
config_reset_line(&test_fmt, tst, "interval", 0);
tt_int_op(tst->interval, OP_EQ, 0);
config_reset_line(&test_fmt, tst, "interval", 1);
tt_int_op(tst->interval, OP_EQ, 10);
done:
config_free(&test_fmt, tst);
}
/* Try setting options a second time on a config object, and make sure
* it behaves correctly. */
static void
test_confparse_reassign(void *arg)
{
(void)arg;
test_struct_t *tst = get_simple_config();
config_line_t *lines = NULL;
char *msg = NULL, *rs = NULL;
int r = config_get_lines(
"s eleven\n"
"i 12\n"
"lines 13\n"
"csv 14,15\n"
"routerset 127.0.0.1\n",
&lines, 0);
r = config_assign(&test_fmt, tst,lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
tt_str_op(tst->s, OP_EQ, "eleven");
tt_str_op(tst->fn, OP_EQ, "/simple/test of the"); // unchanged
tt_int_op(tst->pos, OP_EQ, 77); // unchanged
tt_int_op(tst->i, OP_EQ, 12);
tt_ptr_op(tst->lines, OP_NE, NULL);
tt_str_op(tst->lines->key, OP_EQ, "lines");
tt_str_op(tst->lines->value, OP_EQ, "13");
tt_ptr_op(tst->lines->next, OP_EQ, NULL);
tt_int_op(smartlist_len(tst->csv), OP_EQ, 2);
tt_str_op(smartlist_get(tst->csv, 0), OP_EQ, "14");
tt_str_op(smartlist_get(tst->csv, 1), OP_EQ, "15");
rs = routerset_to_string(tst->routerset);
tt_str_op(rs, OP_EQ, "127.0.0.1");
// Try again with the CLEAR_FIRST and USE_DEFAULTS flags
r = config_assign(&test_fmt, tst, lines,
CAL_CLEAR_FIRST|CAL_USE_DEFAULTS, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
tt_str_op(tst->s, OP_EQ, "eleven");
// tt_ptr_op(tst->fn, OP_EQ, NULL); //XXXX why is this not cleared?
// tt_int_op(tst->pos, OP_EQ, 0); //XXXX why is this not cleared?
tt_int_op(tst->i, OP_EQ, 12);
done:
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
tor_free(rs);
}
/* Try setting options a second time on a config object, using the +foo
* linelist-extending syntax. */
static void
test_confparse_reassign_extend(void *arg)
{
(void)arg;
test_struct_t *tst = get_simple_config();
config_line_t *lines = NULL;
char *msg = NULL;
int r = config_get_lines(
"+lines 13\n",
&lines, 1); // allow extended format.
tt_int_op(r, OP_EQ, 0);
r = config_assign(&test_fmt, tst,lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
tt_assert(tst->lines);
tt_str_op(tst->lines->key, OP_EQ, "lines");
tt_str_op(tst->lines->value, OP_EQ, "hello");
tt_assert(tst->lines->next);
tt_str_op(tst->lines->next->key, OP_EQ, "lines");
tt_str_op(tst->lines->next->value, OP_EQ, "world");
tt_assert(tst->lines->next->next);
tt_str_op(tst->lines->next->next->key, OP_EQ, "lines");
tt_str_op(tst->lines->next->next->value, OP_EQ, "13");
tt_assert(tst->lines->next->next->next == NULL);
config_free_lines(lines);
r = config_get_lines(
"/lines\n",
&lines, 1); // allow extended format.
tt_int_op(r, OP_EQ, 0);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
tt_assert(tst->lines == NULL);
config_free_lines(lines);
config_free(&test_fmt, tst);
tst = get_simple_config();
r = config_get_lines(
"/lines away!\n",
&lines, 1); // allow extended format.
tt_int_op(r, OP_EQ, 0);
r = config_assign(&test_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
tt_assert(tst->lines == NULL);
done:
config_free(&test_fmt, tst);
config_free_lines(lines);
tor_free(msg);
}
/* Test out confparse_get_assigned(). */
static void
test_confparse_get_assigned(void *arg)
{
(void)arg;
test_struct_t *tst = get_simple_config();
config_line_t *lines = NULL;
lines = config_get_assigned_option(&test_fmt, tst, "I", 1);
tt_assert(lines);
tt_str_op(lines->key, OP_EQ, "i");
tt_str_op(lines->value, OP_EQ, "3");
tt_assert(lines->next == NULL);
config_free_lines(lines);
lines = config_get_assigned_option(&test_fmt, tst, "s", 1);
tt_assert(lines);
tt_str_op(lines->key, OP_EQ, "s");
tt_str_op(lines->value, OP_EQ, "this is a");
tt_assert(lines->next == NULL);
config_free_lines(lines);
lines = config_get_assigned_option(&test_fmt, tst, "obsolete", 1);
tt_assert(!lines);
lines = config_get_assigned_option(&test_fmt, tst, "nonesuch", 1);
tt_assert(!lines);
lines = config_get_assigned_option(&test_fmt, tst, "mixedlines", 1);
tt_assert(lines);
tt_str_op(lines->key, OP_EQ, "LineTypeA");
tt_str_op(lines->value, OP_EQ, "i d");
tt_assert(lines->next);
tt_str_op(lines->next->key, OP_EQ, "LineTypeB");
tt_str_op(lines->next->value, OP_EQ, "i c");
tt_assert(lines->next->next == NULL);
config_free_lines(lines);
lines = config_get_assigned_option(&test_fmt, tst, "linetypeb", 1);
tt_assert(lines);
tt_str_op(lines->key, OP_EQ, "LineTypeB");
tt_str_op(lines->value, OP_EQ, "i c");
tt_assert(lines->next == NULL);
config_free_lines(lines);
tor_free(tst->s);
tst->s = tor_strdup("Hello\nWorld");
lines = config_get_assigned_option(&test_fmt, tst, "s", 1);
tt_assert(lines);
tt_str_op(lines->key, OP_EQ, "s");
tt_str_op(lines->value, OP_EQ, "\"Hello\\nWorld\"");
tt_assert(lines->next == NULL);
config_free_lines(lines);
done:
config_free(&test_fmt, tst);
config_free_lines(lines);
}
/* Another variant, which accepts and stores unrecognized lines.*/
#define ETEST_MAGIC 13371337
static config_var_t extra = VAR("__extra", LINELIST, extra_lines, NULL);
static config_format_t etest_fmt = {
sizeof(test_struct_t),
ETEST_MAGIC,
offsetof(test_struct_t, magic),
test_abbrevs,
test_deprecation_notes,
test_vars,
test_validate_cb,
test_free_cb,
&extra,
};
/* Try out the feature where we can store unrecognized lines and dump them
* again. (State files use this.) */
static void
test_confparse_extra_lines(void *arg)
{
(void)arg;
test_struct_t *tst = config_new(&etest_fmt);
config_line_t *lines = NULL;
char *msg = NULL, *dump = NULL;
config_init(&etest_fmt, tst);
int r = config_get_lines(
"unknotty addita\n"
"pos 99\n"
"wombat knish\n", &lines, 0);
tt_int_op(r, OP_EQ, 0);
r = config_assign(&etest_fmt, tst, lines, 0, &msg);
tt_int_op(r, OP_EQ, 0);
tt_ptr_op(msg, OP_EQ, NULL);
tt_assert(tst->extra_lines);
dump = config_dump(&etest_fmt, NULL, tst, 1, 0);
tt_str_op(dump, OP_EQ,
"pos 99\n"
"unknotty addita\n"
"wombat knish\n");
done:
tor_free(msg);
tor_free(dump);
config_free_lines(lines);
config_free(&etest_fmt, tst);
}
#define CONFPARSE_TEST(name, flags) \
{ #name, test_confparse_ ## name, flags, NULL, NULL }
#define BADVAL_TEST(name) \
{ "badval_" #name, test_confparse_assign_badval, 0, \
&passthrough_setup, (void*)&bv_ ## name }
struct testcase_t confparse_tests[] = {
CONFPARSE_TEST(init, 0),
CONFPARSE_TEST(assign_simple, 0),
CONFPARSE_TEST(assign_obsolete, 0),
CONFPARSE_TEST(assign_deprecated, 0),
CONFPARSE_TEST(assign_replaced, 0),
CONFPARSE_TEST(assign_emptystring, 0),
CONFPARSE_TEST(assign_twice, 0),
BADVAL_TEST(notint),
BADVAL_TEST(negint),
BADVAL_TEST(badu64),
BADVAL_TEST(badcsvi1),
BADVAL_TEST(badcsvi2),
BADVAL_TEST(nonoption),
BADVAL_TEST(badmem),
BADVAL_TEST(badbool),
BADVAL_TEST(badabool),
BADVAL_TEST(badtime),
BADVAL_TEST(virt),
BADVAL_TEST(rs),
CONFPARSE_TEST(dump, 0),
CONFPARSE_TEST(reset, 0),
CONFPARSE_TEST(reassign, 0),
CONFPARSE_TEST(reassign_extend, 0),
CONFPARSE_TEST(get_assigned, 0),
CONFPARSE_TEST(extra_lines, 0),
END_OF_TESTCASES
};