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path: root/src/tests/eina/eina_test_log.c
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/* EINA - EFL data type library
 * Copyright (C) 2008 Cedric Bail
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library;
 * if not, see <http://www.gnu.org/licenses/>.
 */

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

#include "eina_suite.h"
#include "Eina.h"

struct log_ctx {
   int level;
   int line;
   const char *msg;
   const char *fnc;
   const char *dom;
   Eina_Bool did;
};

/* tests should not output on success, just uncomment this for debugging */
//#define SHOW_LOG 1

static void
_eina_test_log(const Eina_Log_Domain *d, Eina_Log_Level level, const char *file, const char *fnc, int line, const char *fmt, void *data, va_list args __UNUSED__)
{
   struct log_ctx *ctx = data;
   ck_assert_int_eq(ctx->level, level);
   ck_assert_int_eq(ctx->line, line);
   ck_assert_str_eq(ctx->msg, fmt);
   ck_assert_str_eq(ctx->fnc, fnc);
   ck_assert_str_eq(file, __FILE__);
   ctx->did = EINA_TRUE;
#ifdef SHOW_LOG
   eina_log_print_cb_stderr(d, level, file, fnc, line, fmt, NULL, args);
#else
   (void)d;
#endif
}

static void
_eina_test_log_domain(const Eina_Log_Domain *d, Eina_Log_Level level, const char *file, const char *fnc, int line, const char *fmt, void *data, va_list args __UNUSED__)
{
   struct log_ctx *ctx = data;
   ck_assert_int_eq(ctx->level, level);
   ck_assert_int_eq(ctx->line, line);
   ck_assert_str_eq(ctx->msg, fmt);
   ck_assert_str_eq(ctx->fnc, fnc);
   ck_assert_str_eq(file, __FILE__);
   ck_assert_str_eq(ctx->dom, d->name);
   ctx->did = EINA_TRUE;
#ifdef SHOW_LOG
   eina_log_print_cb_stderr(d, level, file, fnc, line, fmt, NULL, args);
#endif
}

static void
_eina_test_log_safety(const Eina_Log_Domain *d, Eina_Log_Level level, const char *file, const char *fnc, int line, const char *fmt, void *data, va_list args __UNUSED__)
{
   struct log_ctx *ctx = data;
   va_list cp_args;
   const char *str;

   va_copy(cp_args, args);
   str = va_arg(cp_args, const char *);
   va_end(cp_args);

   ck_assert_int_eq(ctx->level, level);
   ck_assert_str_eq(fmt, "%s");
   ck_assert_str_eq(ctx->msg, str);
   ck_assert_str_eq(ctx->fnc, fnc);
   ctx->did = EINA_TRUE;

#ifdef SHOW_LOG
   eina_log_print_cb_stderr(d, level, file, fnc, line, fmt, NULL, args);
#else
   (void)d;
   (void)file;
   (void)line;
#endif
}

START_TEST(eina_log_macro)
{
   struct log_ctx ctx;
   int oldlevel;

   fail_if(!eina_init());

   oldlevel = eina_log_level_get();
   eina_log_level_set(EINA_LOG_LEVEL_DBG);
   eina_log_print_cb_set(_eina_test_log, &ctx);

#define TEST_LOG_CTX(lvl, _msg)                 \
   ctx.level = lvl;                             \
   ctx.line = __LINE__ + 1;                     \
   ctx.msg = _msg;                              \
   ctx.fnc = __FUNCTION__;                      \
   ctx.did = EINA_FALSE

   TEST_LOG_CTX(EINA_LOG_LEVEL_CRITICAL, "Critical message");
   EINA_LOG_CRIT("Critical message");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_ERR, "An error");
   EINA_LOG_ERR("An error");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_WARN, "A warning");
   EINA_LOG_WARN("A warning");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_INFO, "An info");
   EINA_LOG_INFO("An info");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_DBG, "A debug");
   EINA_LOG_DBG("A debug");
   fail_unless(ctx.did);

#undef TEST_LOG_CTX

   eina_log_print_cb_set(eina_log_print_cb_stderr, NULL);
   eina_log_level_set(oldlevel);

   eina_shutdown();
}
END_TEST

START_TEST(eina_log_domains_macros)
{
   struct log_ctx ctx;
   int oldlevel;

   fail_if(!eina_init());

   /* make global log level blocker */
   oldlevel = eina_log_level_get();
   eina_log_level_set(EINA_LOG_LEVEL_CRITICAL);
   eina_log_print_cb_set(_eina_test_log_domain, &ctx);

   int d = eina_log_domain_register("MyDomain", EINA_COLOR_GREEN);
   fail_if(d < 0);

   /* make specific domain permissive */
   eina_log_domain_level_set("MyDomain", EINA_LOG_LEVEL_DBG);

#define TEST_LOG_CTX(lvl, _msg)                 \
   ctx.level = lvl;                             \
   ctx.line = __LINE__ + 1;                     \
   ctx.msg = _msg;                              \
   ctx.fnc = __FUNCTION__;                      \
   ctx.dom = "MyDomain";                        \
   ctx.did = EINA_FALSE

   TEST_LOG_CTX(EINA_LOG_LEVEL_CRITICAL, "A critical message");
   EINA_LOG_DOM_CRIT(d, "A critical message");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_ERR, "An error");
   EINA_LOG_DOM_ERR(d, "An error");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_WARN, "A warning");
   EINA_LOG_DOM_WARN(d, "A warning");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_INFO, "An info");
   EINA_LOG_DOM_INFO(d, "An info");
   fail_unless(ctx.did);

   TEST_LOG_CTX(EINA_LOG_LEVEL_DBG, "A debug");
   EINA_LOG_DOM_DBG(d, "A debug");
   fail_unless(ctx.did);

#undef TEST_LOG_CTX

   eina_log_print_cb_set(eina_log_print_cb_stderr, NULL);
   eina_log_level_set(oldlevel);

   eina_shutdown();
}
END_TEST

START_TEST(eina_log_domains_registry)
{
        fail_if(!eina_init());

   int i;
   int d[50];

   for (i = 0; i < 50; i++)
     {
        d[i] = eina_log_domain_register("Test", EINA_COLOR_GREEN);
        fail_if(d[i] < 0);
     }

   for (i = 0; i < 50; i++)
      eina_log_domain_unregister(d[i]);

   eina_shutdown();
}
END_TEST

START_TEST(eina_log_domains_slot_reuse)
{
        fail_if(!eina_init());
        fail_if(!eina_threads_init());

   // Create 9 domains
   int idx[9];
   int i;

   for (i = 0; i < 9; i++)
     {
        idx[i] = eina_log_domain_register("Test1", EINA_COLOR_GREEN);
        fail_if(idx[i] < 0);
     }

   // Slot 0 by default contains the global logger. The above code created
   // domains for slots indexes from 1 to 9.
   //
   // The global logger allocated the first 8 initial slots. The 8th domain
   // registered on the for loop will create 8 more slots.
   //
   // Test will just unregister a domain between 1 and 9 and assure that a new
   // domain register will be placed on the available slot and not at the end.

   int removed = idx[5];
   eina_log_domain_unregister(removed);

   int new = eina_log_domain_register("Test Slot", EINA_COLOR_GREEN);

   // Check for slot reuse
   fail_if(new != removed);

   eina_threads_shutdown();
   eina_shutdown();
}
END_TEST

START_TEST(eina_log_level_indexes)
{
   struct log_ctx ctx;

   fail_if(!eina_init());
   fail_if(!eina_threads_init());
   fail_if(!eina_threads_init());

   int d = eina_log_domain_register("Levels", EINA_COLOR_GREEN);
   fail_if(d < 0);

   eina_log_print_cb_set(_eina_test_log_domain, &ctx);

#define TEST_LOG_CTX(lvl, _msg)                 \
   ctx.level = lvl;                             \
   ctx.line = __LINE__ + 1;                     \
   ctx.msg = _msg;                              \
   ctx.fnc = __FUNCTION__;                      \
   ctx.dom = "Levels";                          \
   ctx.did = EINA_FALSE;

   // Displayed unless user sets level lower than -1
   eina_log_domain_level_set("Levels", -1);
   TEST_LOG_CTX(-1, "Negative index message");
   EINA_LOG(d, -1, "Negative index message");
   fail_unless(ctx.did);

   eina_log_domain_level_set("Levels", -2);
   TEST_LOG_CTX(-1, "Negative index message");
   EINA_LOG(d, -1, "Negative index message");
   fail_if(ctx.did);

   // Displayed only if user sets level 6 or higher
   eina_log_domain_level_set("Levels", 6);
   TEST_LOG_CTX(6, "Higher level debug");
   EINA_LOG(d, 6, "Higher level debug");
   fail_unless(ctx.did);

   eina_log_domain_level_set("Levels", 5);
   TEST_LOG_CTX(6, "Higher level debug");
   EINA_LOG(d, 6, "Higher level debug");
   fail_if(ctx.did);

#undef TEST_LOG_CTX

   eina_log_print_cb_set(eina_log_print_cb_stderr, NULL);

   eina_threads_shutdown();
   eina_threads_shutdown();
   eina_shutdown();
}
END_TEST

START_TEST(eina_log_customize)
{
   struct log_ctx ctx;
   int d;

   /* please don't define EINA_LOG_LEVELS for it */
#define TEST_DOM "_Test_Log_Dom"

   fail_if(!eina_init());

#define test_set_get(func, val)                 \
   eina_log_ ## func ## _set(val);                  \
   fail_if(eina_log_ ## func ## _get() != val)

   test_set_get(level, -1234);
   test_set_get(level, 4567);

#define test_set_get_bool(func)                 \
   test_set_get(func,  EINA_FALSE);              \
   test_set_get(func,  EINA_TRUE)

   test_set_get_bool(color_disable);
   test_set_get_bool(file_disable);
   test_set_get_bool(function_disable);
   test_set_get_bool(abort_on_critical);

   test_set_get(abort_on_critical_level, -1234);
   test_set_get(abort_on_critical_level, 4567);

   fail_if(eina_log_domain_level_get(TEST_DOM) != eina_log_level_get());

   eina_log_domain_level_set(TEST_DOM, -123);
   fail_if(eina_log_domain_level_get(TEST_DOM) != -123);

   eina_log_domain_level_set(TEST_DOM, 890);
   fail_if(eina_log_domain_level_get(TEST_DOM) != 890);

   d = eina_log_domain_register(TEST_DOM, EINA_COLOR_GREEN);
   fail_if(d < 0);

   fail_if(eina_log_domain_level_get(TEST_DOM) != 890);
   fail_if(eina_log_domain_registered_level_get(d) != 890);

   eina_log_domain_unregister(d);

#ifdef EINA_SAFETY_CHECKS
#ifdef SHOW_LOG
   fputs("NOTE: You should see a failed safety check or "
         "a crash if compiled without safety checks support.\n",
         stderr);
#endif
   eina_log_abort_on_critical_set(EINA_FALSE);
   eina_log_function_disable_set(EINA_FALSE);

   eina_log_print_cb_set(_eina_test_log_safety, &ctx);
   ctx.level = EINA_LOG_LEVEL_ERR;
   ctx.msg = "safety check failed: _log_domains[domain].deleted is true";
   ctx.fnc = "eina_log_domain_registered_level_get";
   ctx.did = EINA_FALSE;
   fail_if(eina_log_domain_registered_level_get(d) != EINA_LOG_LEVEL_UNKNOWN);
   fail_unless(ctx.did);

   eina_log_print_cb_set(eina_log_print_cb_stderr, NULL);
#else
#warning "Compiled without safety checks"
#endif

#undef test_set_get_bool
#undef test_set_get

   eina_shutdown();
}
END_TEST

START_TEST(eina_log_level_name)
{
   char name[4];

   fail_if(!eina_init());

#define tst(level, str)                         \
   eina_log_level_name_get(level, name);        \
   fail_if(strcmp(name, str) != 0)

   tst(0,   "CRI");
   tst(1,   "ERR");
   tst(2,   "WRN");
   tst(3,   "INF");
   tst(4,   "DBG");
   tst(5,   "005");
   tst(12,  "012");
   tst(369, "369");
   tst(-1,  "-01");
   tst(-48, "-48");

#undef tst

   eina_shutdown();
}
END_TEST

void
eina_test_log(TCase *tc)
{
   tcase_add_test(tc, eina_log_macro);
   tcase_add_test(tc, eina_log_domains_macros);
   tcase_add_test(tc, eina_log_domains_registry);
   tcase_add_test(tc, eina_log_domains_slot_reuse);
   tcase_add_test(tc, eina_log_level_indexes);
   tcase_add_test(tc, eina_log_customize);
   tcase_add_test(tc, eina_log_level_name);
}