/* Test suite for Hammer.
 * Copyright (C) 2012  Meredith L. Patterson, Dan "TQ" Hirsch
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation, version 2.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef HAMMER_TEST_SUITE__H
#define HAMMER_TEST_SUITE__H
#include <malloc.h>

// Equivalent to g_assert_*, but not using g_assert...
#define g_check_inttype(fmt, typ, n1, op, n2) do {				\
    typ _n1 = (n1);							\
    typ _n2 = (n2);							\
    if (!(_n1 op _n2)) {						\
      g_test_message("Check failed: (%s): (" fmt " %s " fmt ")",	\
		     #n1 " " #op " " #n2,				\
		     _n1, #op, _n2);					\
      g_test_fail();							\
    }									\
  } while(0)

#define g_check_bytes(len, n1, op, n2) do {	\
    const uint8_t *_n1 = (n1);			\
    const uint8_t *_n2 = (n2);			\
    if (!(memcmp(_n1, _n2, len) op 0)) {	\
      g_test_message("Check failed: (%s)",    	\
		     #n1 " " #op " " #n2);	\
      g_test_fail();				\
    }						\
  } while(0)

#define g_check_string(n1, op, n2) do {			\
    const char *_n1 = (n1);				\
    const char *_n2 = (n2);				\
    if (!(strcmp(_n1, _n2) op 0)) {			\
      g_test_message("Check failed: (%s) (%s %s %s)",	\
		     #n1 " " #op " " #n2,		\
		     _n1, #op, _n2);			\
      g_test_fail();					\
    }							\
  } while(0)

// TODO: replace uses of this with g_check_parse_failed
#define g_check_failed(res) do {					\
    const HParseResult *result = (res);					\
    if (NULL != result) {						\
      g_test_message("Check failed: shouldn't have succeeded, but did"); \
      g_test_fail();							\
    }									\
  } while(0)

#define g_check_parse_failed(parser, input, inp_len) do {		\
    const HParseResult *result = parse(parser, (const uint8_t*)input, inp_len); \
    if (NULL != result) {						\
      g_test_message("Check failed: shouldn't have succeeded, but did"); \
      g_test_fail();							\
    }									\
  } while(0)

#define g_check_parse_ok(parser, input, inp_len, result) do {		\
    HParseResult *res = parse(parser, (const uint8_t*)input, inp_len); \
    if (!res) {								\
      g_test_message("Parse failed on line %d", __LINE__);		\
      g_test_fail();							\
    } else {								\
      char* cres = write_result_unamb(res->ast);			\
      g_check_string(cres, ==, result);					\
      g_free(cres);							\
      HArenaStats stats;						\
      allocator_stats(res->arena, &stats);				\
      g_test_message("Parse used %zd bytes, wasted %zd bytes. "		\
                     "Inefficiency: %5f%%",				\
		     stats.used, stats.wasted,				\
		     stats.wasted * 100. / (stats.used+stats.wasted));	\
      delete_arena(res->arena);						\
    }									\
  } while(0)


#define g_check_cmpint(n1, op, n2) g_check_inttype("%d", int, n1, op, n2)
#define g_check_cmplong(n1, op, n2) g_check_inttype("%ld", long, n1, op, n2)
#define g_check_cmplonglong(n1, op, n2) g_check_inttype("%lld", long long, n1, op, n2)
#define g_check_cmpuint(n1, op, n2) g_check_inttype("%u", unsigned int, n1, op, n2)
#define g_check_cmpulong(n1, op, n2) g_check_inttype("%lu", unsigned long, n1, op, n2)
#define g_check_cmpfloat(n1, op, n2) g_check_inttype("%g", float, n1, op, n2)
#define g_check_cmpdouble(n1, op, n2) g_check_inttype("%g", double, n1, op, n2)


#endif // #ifndef HAMMER_TEST_SUITE__H