LCOV - code coverage report
Current view: top level - libsystemd/sd-bus - test-bus-match.c (source / functions) Hit Total Coverage
Test: systemd_full.info Lines: 84 88 95.5 %
Date: 2019-08-23 13:36:53 Functions: 5 5 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 50 90 55.6 %

           Branch data     Line data    Source code
       1                 :            : /* SPDX-License-Identifier: LGPL-2.1+ */
       2                 :            : 
       3                 :            : #include "bus-match.h"
       4                 :            : #include "bus-message.h"
       5                 :            : #include "bus-slot.h"
       6                 :            : #include "bus-util.h"
       7                 :            : #include "log.h"
       8                 :            : #include "macro.h"
       9                 :            : #include "memory-util.h"
      10                 :            : #include "tests.h"
      11                 :            : 
      12                 :            : static bool mask[32];
      13                 :            : 
      14                 :         80 : static int filter(sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
      15         [ +  - ]:         80 :         log_info("Ran %u", PTR_TO_UINT(userdata));
      16         [ -  + ]:         80 :         assert_se(PTR_TO_UINT(userdata) < ELEMENTSOF(mask));
      17                 :         80 :         mask[PTR_TO_UINT(userdata)] = true;
      18                 :         80 :         return 0;
      19                 :            : }
      20                 :            : 
      21                 :          8 : static bool mask_contains(unsigned a[], unsigned n) {
      22                 :            :         unsigned i, j;
      23                 :            : 
      24         [ +  + ]:        264 :         for (i = 0; i < ELEMENTSOF(mask); i++) {
      25                 :        256 :                 bool found = false;
      26                 :            : 
      27         [ +  + ]:       2372 :                 for (j = 0; j < n; j++)
      28         [ +  + ]:       2196 :                         if (a[j] == i) {
      29                 :         80 :                                 found = true;
      30                 :         80 :                                 break;
      31                 :            :                         }
      32                 :            : 
      33         [ -  + ]:        256 :                 if (found != mask[i])
      34                 :          0 :                         return false;
      35                 :            :         }
      36                 :            : 
      37                 :          8 :         return true;
      38                 :            : }
      39                 :            : 
      40                 :         72 : static int match_add(sd_bus_slot *slots, struct bus_match_node *root, const char *match, int value) {
      41                 :         72 :         struct bus_match_component *components = NULL;
      42                 :         72 :         unsigned n_components = 0;
      43                 :            :         sd_bus_slot *s;
      44                 :            :         int r;
      45                 :            : 
      46                 :         72 :         s = slots + value;
      47         [ +  - ]:         72 :         zero(*s);
      48                 :            : 
      49                 :         72 :         r = bus_match_parse(match, &components, &n_components);
      50         [ -  + ]:         72 :         if (r < 0)
      51                 :          0 :                 return r;
      52                 :            : 
      53                 :         72 :         s->userdata = INT_TO_PTR(value);
      54                 :         72 :         s->match_callback.callback = filter;
      55                 :            : 
      56                 :         72 :         r = bus_match_add(root, components, n_components, &s->match_callback);
      57                 :         72 :         bus_match_parse_free(components, n_components);
      58                 :            : 
      59                 :         72 :         return r;
      60                 :            : }
      61                 :            : 
      62                 :         24 : static void test_match_scope(const char *match, enum bus_match_scope scope) {
      63                 :         24 :         struct bus_match_component *components = NULL;
      64                 :         24 :         unsigned n_components = 0;
      65                 :            : 
      66         [ -  + ]:         24 :         assert_se(bus_match_parse(match, &components, &n_components) >= 0);
      67         [ -  + ]:         24 :         assert_se(bus_match_get_scope(components, n_components) == scope);
      68                 :         24 :         bus_match_parse_free(components, n_components);
      69                 :         24 : }
      70                 :            : 
      71                 :          4 : int main(int argc, char *argv[]) {
      72                 :          4 :         struct bus_match_node root = {
      73                 :            :                 .type = BUS_MATCH_ROOT,
      74                 :            :         };
      75                 :            : 
      76                 :          4 :         _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
      77                 :          4 :         _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
      78                 :            :         enum bus_match_node_type i;
      79                 :            :         sd_bus_slot slots[19];
      80                 :            :         int r;
      81                 :            : 
      82                 :          4 :         test_setup_logging(LOG_INFO);
      83                 :            : 
      84                 :          4 :         r = sd_bus_open_user(&bus);
      85         [ -  + ]:          4 :         if (r < 0)
      86                 :          0 :                 r = sd_bus_open_system(&bus);
      87         [ -  + ]:          4 :         if (r < 0)
      88                 :          0 :                 return log_tests_skipped("Failed to connect to bus");
      89                 :            : 
      90         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg2='wal\\'do',sender='foo',type='signal',interface='bar.x',", 1) >= 0);
      91         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg2='wal\\'do2',sender='foo',type='signal',interface='bar.x',", 2) >= 0);
      92         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg3='test',sender='foo',type='signal',interface='bar.x',", 3) >= 0);
      93         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg3='test',sender='foo',type='method_call',interface='bar.x',", 4) >= 0);
      94         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "", 5) >= 0);
      95         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "interface='quux.x'", 6) >= 0);
      96         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "interface='bar.x'", 7) >= 0);
      97         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "member='waldo',path='/foo/bar'", 8) >= 0);
      98         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "path='/foo/bar'", 9) >= 0);
      99         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "path_namespace='/foo'", 10) >= 0);
     100         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "path_namespace='/foo/quux'", 11) >= 0);
     101         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg1='two'", 12) >= 0);
     102         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "member='waldo',arg2path='/prefix/'", 13) >= 0);
     103         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "member=waldo,path='/foo/bar',arg3namespace='prefix'", 14) >= 0);
     104         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg4has='pi'", 15) >= 0);
     105         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg4has='pa'", 16) >= 0);
     106         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg4has='po'", 17) >= 0);
     107         [ -  + ]:          4 :         assert_se(match_add(slots, &root, "arg4='pi'", 18) >= 0);
     108                 :            : 
     109                 :          4 :         bus_match_dump(&root, 0);
     110                 :            : 
     111         [ -  + ]:          4 :         assert_se(sd_bus_message_new_signal(bus, &m, "/foo/bar", "bar.x", "waldo") >= 0);
     112         [ -  + ]:          4 :         assert_se(sd_bus_message_append(m, "ssssas", "one", "two", "/prefix/three", "prefix.four", 3, "pi", "pa", "po") >= 0);
     113         [ -  + ]:          4 :         assert_se(sd_bus_message_seal(m, 1, 0) >= 0);
     114                 :            : 
     115         [ +  - ]:          4 :         zero(mask);
     116         [ -  + ]:          4 :         assert_se(bus_match_run(NULL, &root, m) == 0);
     117         [ -  + ]:          4 :         assert_se(mask_contains((unsigned[]) { 9, 8, 7, 5, 10, 12, 13, 14, 15, 16, 17 }, 11));
     118                 :            : 
     119         [ -  + ]:          4 :         assert_se(bus_match_remove(&root, &slots[8].match_callback) >= 0);
     120         [ -  + ]:          4 :         assert_se(bus_match_remove(&root, &slots[13].match_callback) >= 0);
     121                 :            : 
     122                 :          4 :         bus_match_dump(&root, 0);
     123                 :            : 
     124         [ +  - ]:          4 :         zero(mask);
     125         [ -  + ]:          4 :         assert_se(bus_match_run(NULL, &root, m) == 0);
     126         [ -  + ]:          4 :         assert_se(mask_contains((unsigned[]) { 9, 5, 10, 12, 14, 7, 15, 16, 17 }, 9));
     127                 :            : 
     128         [ +  + ]:       1068 :         for (i = 0; i < _BUS_MATCH_NODE_TYPE_MAX; i++) {
     129                 :            :                 char buf[32];
     130                 :            :                 const char *x;
     131                 :            : 
     132         [ -  + ]:       1064 :                 assert_se(x = bus_match_node_type_to_string(i, buf, sizeof(buf)));
     133                 :            : 
     134         [ +  + ]:       1064 :                 if (i >= BUS_MATCH_MESSAGE_TYPE)
     135         [ -  + ]:       1048 :                         assert_se(bus_match_node_type_from_string(x, strlen(x)) == i);
     136                 :            :         }
     137                 :            : 
     138                 :          4 :         bus_match_free(&root);
     139                 :            : 
     140                 :          4 :         test_match_scope("interface='foobar'", BUS_MATCH_GENERIC);
     141                 :          4 :         test_match_scope("", BUS_MATCH_GENERIC);
     142                 :          4 :         test_match_scope("interface='org.freedesktop.DBus.Local'", BUS_MATCH_LOCAL);
     143                 :          4 :         test_match_scope("sender='org.freedesktop.DBus.Local'", BUS_MATCH_LOCAL);
     144                 :          4 :         test_match_scope("member='gurke',path='/org/freedesktop/DBus/Local'", BUS_MATCH_LOCAL);
     145                 :          4 :         test_match_scope("arg2='piep',sender='org.freedesktop.DBus',member='waldo'", BUS_MATCH_DRIVER);
     146                 :            : 
     147                 :          4 :         return 0;
     148                 :            : }

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