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/* A self-testing framework, for use by -fself-test.
Copyright (C) 2015-2016 Free Software Foundation, Inc.
This file is part of GCC.
GCC 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; either version 3, or (at your option) any later
version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_SELFTEST_H
#define GCC_SELFTEST_H
/* The selftest code should entirely disappear in a production
configuration, hence we guard all of it with #if CHECKING_P. */
#if CHECKING_P
namespace selftest {
/* The entrypoint for running all tests. */
extern void run_tests ();
/* Record the successful outcome of some aspect of the test. */
extern void pass (const char *file, int line, const char *msg);
/* Report the failed outcome of some aspect of the test and abort. */
extern void fail (const char *file, int line, const char *msg);
/* As "fail", but using printf-style formatted output. */
extern void fail_formatted (const char *file, int line, const char *fmt, ...)
ATTRIBUTE_PRINTF_3;
/* Implementation detail of ASSERT_STREQ. */
extern void assert_streq (const char *file, int line,
const char *desc_expected, const char *desc_actual,
const char *val_expected, const char *val_actual);
/* Declarations for specific families of tests (by source file), in
alphabetical order. */
extern void bitmap_c_tests ();
extern void diagnostic_show_locus_c_tests ();
extern void et_forest_c_tests ();
extern void fold_const_c_tests ();
extern void function_tests_c_tests ();
extern void gimple_c_tests ();
extern void ggc_tests_c_tests ();
extern void hash_map_tests_c_tests ();
extern void hash_set_tests_c_tests ();
extern void input_c_tests ();
extern void pretty_print_c_tests ();
extern void rtl_tests_c_tests ();
extern void spellcheck_c_tests ();
extern void tree_c_tests ();
extern void tree_cfg_c_tests ();
extern void vec_c_tests ();
extern void wide_int_cc_tests ();
extern int num_passes;
} /* end of namespace selftest. */
/* Macros for writing tests. */
/* Evaluate EXPR and coerce to bool, calling
::selftest::pass if it is true,
::selftest::fail if it false. */
#define ASSERT_TRUE(EXPR) \
SELFTEST_BEGIN_STMT \
const char *desc = "ASSERT_TRUE (" #EXPR ")"; \
bool actual = (EXPR); \
if (actual) \
::selftest::pass (__FILE__, __LINE__, desc); \
else \
::selftest::fail (__FILE__, __LINE__, desc); \
SELFTEST_END_STMT
/* Evaluate EXPR and coerce to bool, calling
::selftest::pass if it is false,
::selftest::fail if it true. */
#define ASSERT_FALSE(EXPR) \
SELFTEST_BEGIN_STMT \
const char *desc = "ASSERT_FALSE (" #EXPR ")"; \
bool actual = (EXPR); \
if (actual) \
::selftest::fail (__FILE__, __LINE__, desc); \
else \
::selftest::pass (__FILE__, __LINE__, desc); \
SELFTEST_END_STMT
/* Evaluate EXPECTED and ACTUAL and compare them with ==, calling
::selftest::pass if they are equal,
::selftest::fail if they are non-equal. */
#define ASSERT_EQ(EXPECTED, ACTUAL) \
SELFTEST_BEGIN_STMT \
const char *desc = "ASSERT_EQ (" #EXPECTED ", " #ACTUAL ")"; \
if ((EXPECTED) == (ACTUAL)) \
::selftest::pass (__FILE__, __LINE__, desc); \
else \
::selftest::fail (__FILE__, __LINE__, desc); \
SELFTEST_END_STMT
/* Evaluate EXPECTED and ACTUAL and compare them with !=, calling
::selftest::pass if they are non-equal,
::selftest::fail if they are equal. */
#define ASSERT_NE(EXPECTED, ACTUAL) \
SELFTEST_BEGIN_STMT \
const char *desc = "ASSERT_NE (" #EXPECTED ", " #ACTUAL ")"; \
if ((EXPECTED) != (ACTUAL)) \
::selftest::pass (__FILE__, __LINE__, desc); \
else \
::selftest::fail (__FILE__, __LINE__, desc); \
SELFTEST_END_STMT
/* Evaluate EXPECTED and ACTUAL and compare them with strcmp, calling
::selftest::pass if they are equal,
::selftest::fail if they are non-equal. */
#define ASSERT_STREQ(EXPECTED, ACTUAL) \
SELFTEST_BEGIN_STMT \
::selftest::assert_streq (__FILE__, __LINE__, #EXPECTED, #ACTUAL, \
(EXPECTED), (ACTUAL)); \
SELFTEST_END_STMT
/* Evaluate PRED1 (VAL1), calling ::selftest::pass if it is true,
::selftest::fail if it is false. */
#define ASSERT_PRED1(PRED1, VAL1) \
SELFTEST_BEGIN_STMT \
const char *desc = "ASSERT_PRED1 (" #PRED1 ", " #VAL1 ")"; \
bool actual = (PRED1) (VAL1); \
if (actual) \
::selftest::pass (__FILE__, __LINE__, desc); \
else \
::selftest::fail (__FILE__, __LINE__, desc); \
SELFTEST_END_STMT
#define SELFTEST_BEGIN_STMT do {
#define SELFTEST_END_STMT } while (0)
#endif /* #if CHECKING_P */
#endif /* GCC_SELFTEST_H */
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